diff options
138 files changed, 2410 insertions, 1208 deletions
@@ -1,7 +1,7 @@ List of known bugs (certainly very incomplete) ---------------------------------------------- -Time-stamp: <1997-09-06T18:30:16+0200 drepper> +Time-stamp: <1997-09-28T22:58:35+0200 drepper> This following list contains those bugs which I'm aware of. Please make sure that bugs you report are not listed here. If you can fix one @@ -56,6 +56,20 @@ Severity: [ *] to [***] [ *] The rcmd() functions (more concrete: the handling of .rhosts) does not support netgroups and wildcards (+). +[ *] The first alias definition in locale.alias is ignored. + [PR libc/205] + +[ *] When assembling a locale definition, that uses the "copy" + directive, with localedef, not only the copied category is + checked for errors, but the whole file containing the same + category. + [PR libc/207] + +[ *] configuring with CFLAGS="-pipe" configure doesn't work + with gcc. This seems to be a bug in gcc 2.7.2.x (egcs doesn't + have this bug). + [PR libc/245] + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Ulrich Drepper drepper@cygnus.com @@ -1,3 +1,221 @@ +1997-09-30 18:03 Ulrich Drepper <drepper@cygnus.com> + + * Makerules: Undo last change. + * csu/Makefile: Define before-compile at the right place. + + * aclocal.m4: Remove a.out file created by assembler test. + + * set-init.c: Find set-hooks.h using <...>. + + Update to db 2.3.10. + * db2/Makefile: Update. + * db2/db.h: Likewise. + * db2/db_185.h: Likewise. + * db2/db_int.h: Likewise. + * db2/btree/bt_close.c: Likewise. + * db2/btree/bt_conv.c: Likewise. + * db2/btree/bt_cursor.c: Likewise. + * db2/btree/bt_put.c: Likewise. + * db2/btree/bt_rec.c: Likewise. + * db2/btree/bt_recno.c: Likewise. + * db2/btree/btree.src: Likewise. + * db2/btree/btree_auto.c: Likewise. + * db2/clib/getlong.c: Likewise. + * db2/db/db.c: Likewise. + * db2/db/db_auto.c: Likewise. + * db2/db/db_conv.c: Likewise. + * db2/db/db_pr.c: Likewise. + * db2/db/db_ret.c: Likewise. + * db2/db/db_thread.c: Likewise. + * db2/hash/hash.c: Likewise. + * db2/hash/hash_auto.c: Likewise. + * db2/hash/hash_conv.c: Likewise. + * db2/hash/hash_dup.c: Likewise. + * db2/hash/hash_func.c: Likewise. + * db2/hash/hash_page.c: Likewise. + * db2/hash/hash_rec.c: Likewise. + * db2/include/btree.h: Likewise. + * db2/include/btree_ext.h: Likewise. + * db2/include/db.h.src: Likewise. + * db2/include/db_185.h.src: Likewise. + * db2/include/db_cxx.h: Likewise. + * db2/include/db_ext.h: Likewise. + * db2/include/db_int.h.src: Likewise. + * db2/include/db_page.h: Likewise. + * db2/include/db_shash.h: Likewise. + * db2/include/lock.h: Likewise. + * db2/include/log.h: Likewise. + * db2/include/log_ext.h: Likewise. + * db2/include/mp.h: Likewise. + * db2/include/shqueue.h: Likewise. + * db2/include/txn.h: Likewise. + * db2/lock/lock.c: Likewise. + * db2/lock/lock_deadlock.c: Likewise. + * db2/log/log.c: Likewise. + * db2/log/log_archive.c: Likewise. + * db2/log/log_auto.c: Likewise. + * db2/log/log_get.c: Likewise. + * db2/log/log_put.c: Likewise. + * db2/log/log_register.c: Likewise. + * db2/mp/mp_bh.c: Likewise. + * db2/mp/mp_fget.c: Likewise. + * db2/mp/mp_fopen.c: Likewise. + * db2/mp/mp_fput.c: Likewise. + * db2/mp/mp_fset.c: Likewise. + * db2/mp/mp_open.c: Likewise. + * db2/mutex/mutex.c: Likewise. + * db2/os/db_os_dir.c: Likewise. + * db2/progs/db_checkpoint/db_checkpoint.c: Likewise. + * db2/progs/db_deadlock/db_deadlock.c: Likewise. + * db2/progs/db_dump185/db_dump185.c: Likewise. + * db2/progs/db_load/db_load.c: Likewise. + * db2/progs/db_recover/db_recover.c: Likewise. + * db2/txn/txn.c: Likewise. + * db2/txn/txn_auto.c: Likewise. + + * elf/link.h: Define struct libname_list outside struct link_map + to not confuse C++ compilers. + + * include/features.h: Recognize _XOPEN_SOURCE == 500 and set + __USE_UNIX98. + * manual/creature.texi: Explain this. + + * libc.map: Add new functions. + + * libio/Makefile (routines): Add fseeko and ftello. + * libio/ftello.c: New file. + * libio/fseeko.c: New file. + * libio/stdio.h: Add prototypes for new functions. + * manual/stdio.texi: Document fseeko and ftello. + + * posix/Makefile (routines): Add pread and pwrite. + * sysdeps/posix/pread.c: New file. + * sysdeps/posix/pwrite.c: New file. + * sysdeps/stub/pread.c: New file. + * sysdeps/stub/pwrite.c: New file. + * posix/unistd.h: Add prototypes for pread and pwrite. + Pretty print header. + Define gid_t, uid_t, off_t, pid_t if __USE_UNIX98. + Declare ctermid and cuserid if __USE_UNIX98. + (swab): Change to take void * arguments. + * string/swab.c: Change parameter to void *. + * posix/sys/types: Define gid_t, uid_t, off_t, pid_t only if not + already happened. + * manual/llio.texi: Document pread and pwrite. + + * string/strings.h: Don't simply include string.h. Define BSD + functions according to Unix98. + * stdlib/tst-strtol.c: Include <string.h> not <strings.h>. + * sunrpc/clnt_simp.c: Likewise. + + * malloc/Makefile (aux): Add set-freeres. + * malloc/mtrace.c: Define function release_libc_mem which calls the + __libc_subfreeres handler. + (mtrace): Register release_libc_mem. + * malloc/set-freeres.c: New file. + + * intl/dcgettext.c: Define free_mem function and add to + __libc_subfreeres list. + * intl/finddomain.c: Likewise. + * intl/gettextP.h (struct loaded_domain): Add new fields use_mmap + and mmap_size. Add prototype for _nl_unloaded_domain. + * intl/loadmsgcat.c: Define new function _nl_unload_domain. + (_nl_load_domain): Store informaiton about mmap use and file size. + * intl/localealias.c (read_alias_file): Optimize locale alias file + reading by avoid frequen mallocs. + Define free_mem function and add to __libc_subfreeres list. + + * locale/localeinfo.h: Make a difference between MAX_USAGE_COUNT and + undeletable. + Add prototype for _nl_unload_locale. + * locale/C-collate: Mark data as undeletable by using UNDELETABLE. + * locale/C-ctype: Likewise. + * locale/C-messages: Likewise. + * locale/C-monetary: Likewise. + * locale/C-numeric: Likewise. + * locale/C-time: Likewise. + * locale/findlocale.c (_nl_find_locale, _nl_remove_locale): Handle + MAX_USAGE_COUNT and UNDELETABLE. + (free_mem): New function. Add it to __libc_subfreeres list. + * locale/loadlocale.c: Define _nl_unload_locale function. + + * misc/hsearch.c: Register hdestroy in __libc_subfreeres list. + + * stdlib/fmtmsg.c (addseverity): Handle illegal severity arguments + correctly + Define free_mem function and add to __libc_subfreeres list. + + * locale/programs/localedef.c (options): short form os verbose is v. + Reported by Andreas Jaeger. + + * misc/sys/select.h: Define pselect only is __USE_POSIX since this + header is used in some others as well for historical reasons. + + * resolv/resolv.h: Include <netinet/in.h> to make self-contained. + + * string/bits/string2.h: Add missing braces and optimize strcmp a + bit more. + * sysdeps/i386/i486/bits/string.h: Likewise. + + * sunrpc/rpc/auth_des.h: Include rpc/auth.h to be self-contained. + Pretty print. + + * sysdeps/mach/hurd/cthreads.c: Add copyright text. + + * sysdeps/unix/sysv/linux/syscalls.list: Correct prctl entry. + + * sysdeps/unix/sysv/linux/sys/mman.h: Get definition of size_t. + + * time/time.h: Pretty print. + +1997-09-29 Paul Eggert <eggert@twinsun.com> + + * time/strftime.c: Synchronize with GNU Emacs strftime.c. + (HAVE_MEMCPY): Define if emacs is defined and HAVE_BCOPY isn't. + (gmtime_r, localtime_r): Undef before defining. + (iso_week_days): Use __inline__, not inline. + +1997-09-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * sysdeps/m68k/fpu/bits/mathinline.h: Rename exp2{,l,f} to + __ieee754_exp2{,l,f}. + * sysdeps/m68k/fpu/s_exp2.c: Likewise. + * sysdeps/m68k/fpu/s_exp2l.c: Likewise. + * sysdeps/m68k/fpu/s_exp2f.c: Likewise. + +1997-09-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * elf/soinit.c (__EH_FRAME_BEGIN__): Don't make the .eh_frame + section read-only, it contains relocations. + * elf/sofini.c (__FRAME_END__): Likewise. + +1997-09-29 03:08 Ulrich Drepper <drepper@cygnus.com> + + * sysdeps/i386/i486/bits/string.h [__PIC__] (__strspn_cg, __strcspn_cg, + __strpbrk_cg, __strstr_cg): Optimize even more. No spill register + needed. Patch by NIIBE Yutaka <gniibe@mri.co.jp>. + +1997-09-28 08:27 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> + + * nis/nis_call.c (__do_niscall2): Fix return code, add missing + break in switch case. + + * nis/nis_mkdir.c: Fix return codes to match Solaris version. + * nis/nis_rmdir.c: Likewise. + + * nis/rpcsvc/yp_prot.h: Rename struct keydat to struct keydat_t + for C++. + +1997-09-28 04:32 Ulrich Drepper <drepper@cygnus.com> + + * configure.in: Fix typo. + Patch by Zack Weinberg <zack@rabi.phys.columbia.edu>. + +1997-09-25 20:14 Philip Blundell <Philip.Blundell@pobox.com> + + * sysdeps/unix/sysv/linux/scsi/sg.h: New file. + * sysdeps/unix/sysv/linux/Makefile: Install <scsi/sg.h>. + 1997-09-27 01:14 Ulrich Drepper <drepper@cygnus.com> * Makeconfig (extra-objs): Depend in before-compile. @@ -90,6 +90,9 @@ please let me know. [Q25] ``After installing glibc name resolving doesn't work properly.'' + +[Q26] ``I have /usr/include/net and /usr/include/scsi as symlinks + into my Linux source tree. Is that wrong?'' ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ [Q1] ``What systems does the GNU C Library run on?'' @@ -652,7 +655,7 @@ results because of type conflicts. a point where it is stable. There are still lots of incompatible changes made and the libc headers have to follow. -Currently (as of 970401) according to Philip Blundell <pjb27@cam.ac.uk> +Currently (as of 970401) according to Philip Blundell <philb@gnu.ai.mit.edu> the required kernel version is 2.1.30. @@ -698,6 +701,18 @@ The NSS configuration file is usually the culprit. ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ +[Q26] ``I have /usr/include/net and /usr/include/scsi as symlinks + into my Linux source tree. Is that wrong?'' + +[A26] {PB} This was necessary for libc5, but is not correct when using +glibc. Including the kernel header files directly in user programs +usually does not work (see Q21). glibc provides its own <net/*> and +<scsi/*> header files to replace them, and you may have to remove any +symlink that you have in place before you install glibc. However, +/usr/include/asm and /usr/include/linux should remain as they were. + + +~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ Answers were given by: {UD} Ulrich Drepper, <drepper@cygnus.com> @@ -706,6 +721,7 @@ Answers were given by: {HJL} H.J. Lu, <hjl@gnu.ai.mit.edu> {AJ} Andreas Jaeger, <aj@arthur.rhein-neckar.de> {EY} Eric Youngdale, <eric@andante.jic.com> +{PB} Phil Blundell, <Philip.Blundell@pobox.com> Local Variables: mode:text @@ -701,10 +701,6 @@ $(inst_slibdir)/libc.so: $(common-objpfx)libc.so $(do-install-program) endif -ifdef extra-objs -$(addprefix $(objpfx),$(extra-objs)): $(before-compile) -endif - ifneq (,$(versioned)) # Produce three sets of rules as above for all the smaller versioned libraries. @@ -1,4 +1,4 @@ -GNU C Library NEWS -- history of user-visible changes. 1997-03-18 +GNU C Library NEWS -- history of user-visible changes. 1997-09-27 Copyright (C) 1992, 93, 94, 95, 96, 97 Free Software Foundation, Inc. See the end for copying conditions. @@ -31,11 +31,31 @@ Version 2.1 * the new header <complex.h> contains definitions of the complex math functions from ISO C 9X -* Thorsten Kukuk provided an implementation for NIS+, securelevel 0 and 1. - The implementation for securelevel 2 will follow as soon as the Diffie- - Hellman patent expired. +* Thorsten Kukuk provided an implementation for NIS+, securelevel 0, 1 and 2. -* Andreas Jaeger provided a test suite for the math library +* Andreas Jaeger provided a test suite for the math library. + +* Mark Kettenis implemented the utmpx interface and an utmp daemon. + +Version 2.0.5 + +* more bug fixes + +* inet_ntoa is thread-safe + +* updwtmp is moved from libutil to libc + +* rewrite of cbrt function + +* update of timezone data + +Version 2.0.4 + +* more bug fixes + +Version 2.0.3 + +* more bug fixes Version 2.0.2 @@ -113,6 +113,7 @@ LD=`$CC -print-file-name=ld` # Determine whether we are using GNU binutils. AC_CACHE_CHECK(whether $AS is GNU as, libc_cv_prog_as_gnu, [LIBC_PROG_FOO_GNU($AS, libc_cv_prog_as_gnu=yes, libc_cv_prog_as_gnu=no)]) +rm -f a.out gnu_as=$libc_cv_prog_as_gnu AC_CACHE_CHECK(whether $LD is GNU ld, libc_cv_prog_ld_gnu, @@ -27,8 +27,7 @@ ac_help="$ac_help ac_help="$ac_help --with-fp if using floating-point hardware [default=yes]" ac_help="$ac_help - --with-binutils=PATH specify location of binutils (as and ld) - path_binutils=$withval" + --with-binutils=PATH specify location of binutils (as and ld)" ac_help="$ac_help --with-elf if using the ELF object format" ac_help="$ac_help @@ -613,6 +612,8 @@ fi # Check whether --with-binutils or --without-binutils was given. if test "${with_binutils+set}" = set; then withval="$with_binutils" + path_binutils=$withval +else path_binutils='' fi @@ -754,7 +755,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; } fi echo $ac_n "checking host system type""... $ac_c" 1>&6 -echo "configure:758: checking host system type" >&5 +echo "configure:759: checking host system type" >&5 host_alias=$host case "$host_alias" in @@ -866,7 +867,7 @@ esac # This can take a while to compute. sysdep_dir=$srcdir/sysdeps echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6 -echo "configure:870: checking sysdep dirs" >&5 +echo "configure:871: checking sysdep dirs" >&5 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1. os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`" @@ -1067,7 +1068,7 @@ echo "$ac_t""sysdeps/generic sysdeps/stub" 1>&6 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # ./install, which can be erroneously created by make from ./install.sh. echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6 -echo "configure:1071: checking for a BSD compatible install" >&5 +echo "configure:1072: checking for a BSD compatible install" >&5 if test -z "$INSTALL"; then if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -1121,7 +1122,7 @@ if test "$INSTALL" = "${srcdir}/install-sh -c"; then INSTALL='\$(..)./install-sh -c' fi echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6 -echo "configure:1125: checking whether ln -s works" >&5 +echo "configure:1126: checking whether ln -s works" >&5 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1146,7 +1147,7 @@ do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1150: checking for $ac_word" >&5 +echo "configure:1151: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1179,7 +1180,7 @@ test -n "$MSGFMT" || MSGFMT=":" # Extract the first word of "gcc", so it can be a program name with args. set dummy gcc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1183: checking for $ac_word" >&5 +echo "configure:1184: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1208,7 +1209,7 @@ if test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args. set dummy cc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1212: checking for $ac_word" >&5 +echo "configure:1213: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1256,7 +1257,7 @@ fi fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:1260: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 +echo "configure:1261: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 ac_ext=c # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. @@ -1266,11 +1267,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS cross_compiling=$ac_cv_prog_cc_cross cat > conftest.$ac_ext <<EOF -#line 1270 "configure" +#line 1271 "configure" #include "confdefs.h" main(){return(0);} EOF -if { (eval echo configure:1274: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then +if { (eval echo configure:1275: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then ac_cv_prog_cc_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then @@ -1293,13 +1294,13 @@ else cross_linkable=yes fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:1297: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 +echo "configure:1298: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 cross_compiling=$ac_cv_prog_cc_cross echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 -echo "configure:1303: checking whether we are using GNU C" >&5 +echo "configure:1304: checking whether we are using GNU C" >&5 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1308,7 +1309,7 @@ else yes; #endif EOF -if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1312: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then +if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1313: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then ac_cv_prog_gcc=yes else ac_cv_prog_gcc=no @@ -1325,7 +1326,7 @@ if test $ac_cv_prog_gcc = yes; then yes; #endif EOF - if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1329: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then + if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1330: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then if test -z "$CFLAGS"; then CFLAGS="-g -O2" fi @@ -1337,7 +1338,7 @@ else fi echo $ac_n "checking build system type""... $ac_c" 1>&6 -echo "configure:1341: checking build system type" >&5 +echo "configure:1342: checking build system type" >&5 build_alias=$build case "$build_alias" in @@ -1360,7 +1361,7 @@ do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1364: checking for $ac_word" >&5 +echo "configure:1365: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1391,7 +1392,7 @@ done fi echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6 -echo "configure:1395: checking how to run the C preprocessor" >&5 +echo "configure:1396: checking how to run the C preprocessor" >&5 # On Suns, sometimes $CPP names a directory. if test -n "$CPP" && test -d "$CPP"; then CPP= @@ -1406,13 +1407,13 @@ else # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. cat > conftest.$ac_ext <<EOF -#line 1410 "configure" +#line 1411 "configure" #include "confdefs.h" #include <assert.h> Syntax Error EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1416: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1417: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out` if test -z "$ac_err"; then : @@ -1423,13 +1424,13 @@ else rm -rf conftest* CPP="${CC-cc} -E -traditional-cpp" cat > conftest.$ac_ext <<EOF -#line 1427 "configure" +#line 1428 "configure" #include "confdefs.h" #include <assert.h> Syntax Error EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1433: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1434: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out` if test -z "$ac_err"; then : @@ -1462,7 +1463,7 @@ LD=`$CC -print-file-name=ld` # Determine whether we are using GNU binutils. echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6 -echo "configure:1466: checking whether $AS is GNU as" >&5 +echo "configure:1467: checking whether $AS is GNU as" >&5 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1476,10 +1477,11 @@ fi fi echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6 +rm -f a.out gnu_as=$libc_cv_prog_as_gnu echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6 -echo "configure:1483: checking whether $LD is GNU ld" >&5 +echo "configure:1485: checking whether $LD is GNU ld" >&5 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1503,7 +1505,7 @@ fi # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args. set dummy ${ac_tool_prefix}ar; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1507: checking for $ac_word" >&5 +echo "configure:1509: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1534,7 +1536,7 @@ fi # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. set dummy ${ac_tool_prefix}ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1538: checking for $ac_word" >&5 +echo "configure:1540: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1565,7 +1567,7 @@ if test -n "$ac_tool_prefix"; then # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1569: checking for $ac_word" >&5 +echo "configure:1571: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1600,7 +1602,7 @@ fi # Extract the first word of "bash", so it can be a program name with args. set dummy bash; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1604: checking for $ac_word" >&5 +echo "configure:1606: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1641,7 +1643,7 @@ if test "$BASH" = no; then # Extract the first word of "ksh", so it can be a program name with args. set dummy ksh; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1645: checking for $ac_word" >&5 +echo "configure:1647: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1687,7 +1689,7 @@ do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1691: checking for $ac_word" >&5 +echo "configure:1693: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1722,7 +1724,7 @@ test -n "$PERL" || PERL="no" echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6 -echo "configure:1726: checking for signed size_t type" >&5 +echo "configure:1728: checking for signed size_t type" >&5 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1746,12 +1748,12 @@ EOF fi echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6 -echo "configure:1750: checking for libc-friendly stddef.h" >&5 +echo "configure:1752: checking for libc-friendly stddef.h" >&5 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1755 "configure" +#line 1757 "configure" #include "confdefs.h" #define __need_size_t #define __need_wchar_t @@ -1766,7 +1768,7 @@ size_t size; wchar_t wchar; if (&size == NULL || &wchar == NULL) abort (); ; return 0; } EOF -if { (eval echo configure:1770: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:1772: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* libc_cv_friendly_stddef=yes else @@ -1785,7 +1787,7 @@ override stddef.h = # The installed <stddef.h> seems to be libc-friendly." fi echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6 -echo "configure:1789: checking whether we need to use -P to assemble .S files" >&5 +echo "configure:1791: checking whether we need to use -P to assemble .S files" >&5 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1808,7 +1810,7 @@ asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives." fi echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6 -echo "configure:1812: checking for assembler global-symbol directive" >&5 +echo "configure:1814: checking for assembler global-symbol directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1838,7 +1840,7 @@ EOF fi echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6 -echo "configure:1842: checking for .set assembler directive" >&5 +echo "configure:1844: checking for .set assembler directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1872,7 +1874,7 @@ EOF fi echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6 -echo "configure:1876: checking for .symver assembler directive" >&5 +echo "configure:1878: checking for .symver assembler directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1891,7 +1893,7 @@ fi echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6 -echo "configure:1895: checking for ld --version-script" >&5 +echo "configure:1897: checking for ld --version-script" >&5 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1910,7 +1912,7 @@ EOF if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o -nostartfiles -nostdlib -Wl,--version-script,conftest.map - 1>&5'; { (eval echo configure:1914: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; + 1>&5'; { (eval echo configure:1916: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_ld_version_script_option=yes else @@ -1941,7 +1943,7 @@ fi if test $elf = yes; then echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6 -echo "configure:1945: checking for .previous assembler directive" >&5 +echo "configure:1947: checking for .previous assembler directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1949,7 +1951,7 @@ else .section foo_section .previous EOF - if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1953: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1955: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_asm_previous_directive=yes else libc_cv_asm_previous_directive=no @@ -1965,7 +1967,7 @@ EOF else echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6 -echo "configure:1969: checking for .popsection assembler directive" >&5 +echo "configure:1971: checking for .popsection assembler directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1973,7 +1975,7 @@ else .pushsection foo_section .popsection EOF - if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1977: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1979: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_asm_popsection_directive=yes else libc_cv_asm_popsection_directive=no @@ -1993,12 +1995,12 @@ fi if test $elf != yes; then echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6 -echo "configure:1997: checking for .init and .fini sections" >&5 +echo "configure:1999: checking for .init and .fini sections" >&5 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2002 "configure" +#line 2004 "configure" #include "confdefs.h" int main() { @@ -2007,7 +2009,7 @@ asm (".section .init"); asm (".text"); ; return 0; } EOF -if { (eval echo configure:2011: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:2013: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* libc_cv_have_initfini=yes else @@ -2035,19 +2037,19 @@ if test $elf = yes; then else if test $ac_cv_prog_cc_works = yes; then echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6 -echo "configure:2039: checking for _ prefix on C symbol names" >&5 +echo "configure:2041: checking for _ prefix on C symbol names" >&5 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2044 "configure" +#line 2046 "configure" #include "confdefs.h" asm ("_glibc_foobar:"); int main() { glibc_foobar (); ; return 0; } EOF -if { (eval echo configure:2051: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then +if { (eval echo configure:2053: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then rm -rf conftest* libc_cv_asm_underscores=yes else @@ -2062,17 +2064,17 @@ fi echo "$ac_t""$libc_cv_asm_underscores" 1>&6 else echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6 -echo "configure:2066: checking for _ prefix on C symbol names" >&5 +echo "configure:2068: checking for _ prefix on C symbol names" >&5 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2071 "configure" +#line 2073 "configure" #include "confdefs.h" void underscore_test(void) { return; } EOF -if { (eval echo configure:2076: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:2078: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then if grep _underscore_test conftest* >/dev/null; then rm -f conftest* libc_cv_asm_underscores=yes @@ -2105,7 +2107,7 @@ if test $elf = yes; then libc_cv_asm_weakext_directive=no else echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6 -echo "configure:2109: checking for assembler .weak directive" >&5 +echo "configure:2111: checking for assembler .weak directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2128,7 +2130,7 @@ echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6 if test $libc_cv_asm_weak_directive = no; then echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6 -echo "configure:2132: checking for assembler .weakext directive" >&5 +echo "configure:2134: checking for assembler .weakext directive" >&5 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2165,7 +2167,7 @@ EOF fi echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6 -echo "configure:2169: checking for ld --no-whole-archive" >&5 +echo "configure:2171: checking for ld --no-whole-archive" >&5 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2176,7 +2178,7 @@ __throw () {} EOF if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles -Wl,--no-whole-archive - -o conftest conftest.c 1>&5'; { (eval echo configure:2180: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + -o conftest conftest.c 1>&5'; { (eval echo configure:2182: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_ld_no_whole_archive=yes else libc_cv_ld_no_whole_archive=no @@ -2187,7 +2189,7 @@ fi echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6 echo $ac_n "checking for gcc -fno-exceptions""... $ac_c" 1>&6 -echo "configure:2191: checking for gcc -fno-exceptions" >&5 +echo "configure:2193: checking for gcc -fno-exceptions" >&5 if eval "test \"`echo '$''{'libc_cv_gcc_no_exceptions'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2198,7 +2200,7 @@ __throw () {} EOF if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles -fno-exceptions - -o conftest conftest.c 1>&5'; { (eval echo configure:2202: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + -o conftest conftest.c 1>&5'; { (eval echo configure:2204: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_gcc_no_exceptions=yes else libc_cv_gcc_no_exceptions=no @@ -2209,12 +2211,12 @@ fi echo "$ac_t""$libc_cv_gcc_no_exceptions" 1>&6 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6 -echo "configure:2213: checking for DWARF2 unwind info support" >&5 +echo "configure:2215: checking for DWARF2 unwind info support" >&5 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.c <<EOF -#line 2218 "configure" +#line 2220 "configure" static char __EH_FRAME_BEGIN__; _start () { @@ -2234,7 +2236,7 @@ abort () {} EOF if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles - -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2238: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2240: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then libc_cv_gcc_dwarf2_unwind_info=yes else libc_cv_gcc_dwarf2_unwind_info=no @@ -2292,7 +2294,7 @@ if test "$uname" = "sysdeps/generic"; then fi echo $ac_n "checking OS release for uname""... $ac_c" 1>&6 -echo "configure:2296: checking OS release for uname" >&5 +echo "configure:2298: checking OS release for uname" >&5 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2314,7 +2316,7 @@ echo "$ac_t""$libc_cv_uname_release" 1>&6 uname_release="$libc_cv_uname_release" echo $ac_n "checking OS version for uname""... $ac_c" 1>&6 -echo "configure:2318: checking OS version for uname" >&5 +echo "configure:2320: checking OS version for uname" >&5 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2336,7 +2338,7 @@ else fi echo $ac_n "checking stdio selection""... $ac_c" 1>&6 -echo "configure:2340: checking stdio selection" >&5 +echo "configure:2342: checking stdio selection" >&5 case $stdio in libio) cat >> confdefs.h <<\EOF @@ -2348,7 +2350,7 @@ esac echo "$ac_t""$stdio" 1>&6 echo $ac_n "checking ldap selection""... $ac_c" 1>&6 -echo "configure:2352: checking ldap selection" >&5 +echo "configure:2354: checking ldap selection" >&5 case $add_ons in *ldap*) diff --git a/configure.in b/configure.in index efa338c..b0bb905 100644 --- a/configure.in +++ b/configure.in @@ -37,7 +37,7 @@ AC_ARG_WITH(fp, dnl [ --with-fp if using floating-point hardware [default=yes]], with_fp=$withval, with_fp=yes) AC_ARG_WITH(binutils, dnl - --with-binutils=PATH specify location of binutils (as and ld) + --with-binutils=PATH specify location of binutils (as and ld), path_binutils=$withval, path_binutils='') AC_ARG_WITH(elf, dnl --with-elf if using the ELF object format, diff --git a/csu/Makefile b/csu/Makefile index 8388032..bc66f67 100644 --- a/csu/Makefile +++ b/csu/Makefile @@ -32,9 +32,6 @@ csu-dummies = $(filter-out $(start-installed-name),crt1.o Mcrt1.o) extra-objs = start.o gmon-start.o \ $(start-installed-name) g$(start-installed-name) \ $(csu-dummies) -ifeq ($(elf),yes) -before-compile = $(objpfx)abi-tag.h -endif omit-deps = $(patsubst %.o,%,$(start-installed-name) g$(start-installed-name) \ $(csu-dummies)) install-lib = $(start-installed-name) g$(start-installed-name) \ @@ -45,6 +42,9 @@ all: # Make this the default target; it will be defined in Rules. include ../Makeconfig +ifeq ($(elf),yes) +before-compile = $(objpfx)abi-tag.h +endif ifeq ($(have-initfini),yes) diff --git a/db2/Makefile b/db2/Makefile index a75dc5a..e6b35aa 100644 --- a/db2/Makefile +++ b/db2/Makefile @@ -19,7 +19,7 @@ # # Sub-makefile for libdb. # -# The code is lifted straight from the db 2.3.6 distribution +# The code is lifted straight from the db 2.3.10 distribution # with minimal changes. # diff --git a/db2/btree/bt_close.c b/db2/btree/bt_close.c index 7044599..7dd7139 100644 --- a/db2/btree/bt_close.c +++ b/db2/btree/bt_close.c @@ -47,7 +47,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_close.c 10.23 (Sleepycat) 9/2/97"; +static const char sccsid[] = "@(#)bt_close.c 10.24 (Sleepycat) 9/17/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -150,7 +150,7 @@ __bam_upstat(dbp) /* * We use a no-op log call to log the update of the statistics onto the - * metadata page. The dbp->close() call isn't transaction protected to + * metadata page. The Db->close call isn't transaction protected to * start with, and I'm not sure what undoing a statistics update means, * anyway. */ diff --git a/db2/btree/bt_conv.c b/db2/btree/bt_conv.c index c9d5d1b..c89493c 100644 --- a/db2/btree/bt_conv.c +++ b/db2/btree/bt_conv.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_conv.c 10.4 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)bt_conv.c 10.5 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -21,12 +21,11 @@ static const char sccsid[] = "@(#)bt_conv.c 10.4 (Sleepycat) 9/3/97"; #include "btree.h" /* - * __bam_pgin, __bam_pgout -- - * Convert host-specific page layout to/from the host-independent - * format stored on disk. + * __bam_pgin -- + * Convert host-specific page layout from the host-independent format + * stored on disk. * * PUBLIC: int __bam_pgin __P((db_pgno_t, void *, DBT *)); - * PUBLIC: int __bam_pgout __P((db_pgno_t, void *, DBT *)); */ int __bam_pgin(pg, pp, cookie) @@ -39,9 +38,17 @@ __bam_pgin(pg, pp, cookie) pginfo = (DB_PGINFO *)cookie->data; if (!pginfo->needswap) return (0); - return (pg == PGNO_METADATA ? __bam_mswap(pp) : __db_pgin(pg, pp)); + return (pg == PGNO_METADATA ? + __bam_mswap(pp) : __db_pgin(pg, pginfo->db_pagesize, pp)); } +/* + * __bam_pgout -- + * Convert host-specific page layout to the host-independent format + * stored on disk. + * + * PUBLIC: int __bam_pgout __P((db_pgno_t, void *, DBT *)); + */ int __bam_pgout(pg, pp, cookie) db_pgno_t pg; @@ -53,7 +60,8 @@ __bam_pgout(pg, pp, cookie) pginfo = (DB_PGINFO *)cookie->data; if (!pginfo->needswap) return (0); - return (pg == PGNO_METADATA ? __bam_mswap(pp) : __db_pgout(pg, pp)); + return (pg == PGNO_METADATA ? + __bam_mswap(pp) : __db_pgout(pg, pginfo->db_pagesize, pp)); } /* diff --git a/db2/btree/bt_cursor.c b/db2/btree/bt_cursor.c index efae556..a1266bc 100644 --- a/db2/btree/bt_cursor.c +++ b/db2/btree/bt_cursor.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_cursor.c 10.27 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)bt_cursor.c 10.33 (Sleepycat) 9/24/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -81,7 +81,10 @@ __bam_cursor(dbp, txn, dbcp) dbc->c_get = __bam_c_get; dbc->c_put = __bam_c_put; - /* All cursor structures hang off the main DB structure. */ + /* + * All cursors are queued from the master DB structure. Add the + * cursor to that queue. + */ DB_THREAD_LOCK(dbp); TAILQ_INSERT_HEAD(&dbp->curs_queue, dbc, links); DB_THREAD_UNLOCK(dbp); @@ -99,31 +102,53 @@ __bam_c_close(dbc) DBC *dbc; { DB *dbp; - CURSOR *cp; int ret; DEBUG_LWRITE(dbc->dbp, dbc->txn, "bam_c_close", NULL, NULL, 0); GETHANDLE(dbc->dbp, dbc->txn, &dbp, ret); + + ret = __bam_c_iclose(dbp, dbc); + + PUTHANDLE(dbp); + return (ret); +} + +/* + * __bam_c_iclose -- + * Close a single cursor -- internal version. + * + * PUBLIC: int __bam_c_iclose __P((DB *, DBC *)); + */ +int +__bam_c_iclose(dbp, dbc) + DB *dbp; + DBC *dbc; +{ + CURSOR *cp; + int ret; + cp = dbc->internal; - /* If a cursor key was deleted do the actual deletion. */ - ret = F_ISSET(cp, C_DELETED) ? __bam_c_physdel(dbp, cp, NULL) : 0; + /* If a cursor key was deleted, perform the actual deletion. */ + ret = F_ISSET(cp, C_DELETED) ? __bam_c_physdel(dbp, cp, NULL) : 0; /* Discard any lock if we're not inside a transaction. */ - if (dbp->txn == NULL && cp->lock != LOCK_INVALID) + if (cp->lock != LOCK_INVALID) (void)__BT_TLPUT(dbp, cp->lock); - /* Remove the cursor from the queue. */ - DB_THREAD_LOCK(dbp); - TAILQ_REMOVE(&dbp->curs_queue, dbc, links); - DB_THREAD_UNLOCK(dbp); + /* + * All cursors are queued from the master DB structure. Remove the + * cursor from that queue. + */ + DB_THREAD_LOCK(dbc->dbp); + TAILQ_REMOVE(&dbc->dbp->curs_queue, dbc, links); + DB_THREAD_UNLOCK(dbc->dbp); /* Discard the structures. */ - FREE(cp, sizeof(CURSOR)); + FREE(dbc->internal, sizeof(CURSOR)); FREE(dbc, sizeof(DBC)); - PUTHANDLE(dbp); return (ret); } @@ -235,27 +260,22 @@ __bam_get(argdbp, txn, key, data, flags) if ((ret = __db_getchk(argdbp, key, data, flags)) != 0) return (ret); - /* Build a cursor. */ + /* Build an internal cursor. */ memset(&cp, 0, sizeof(cp)); cp.dbc = &dbc; cp.pgno = cp.dpgno = PGNO_INVALID; cp.lock = LOCK_INVALID; + cp.flags = C_INTERNAL; + /* Build an external cursor. */ memset(&dbc, 0, sizeof(dbc)); dbc.dbp = argdbp; dbc.txn = txn; dbc.internal = &cp; /* Get the key. */ - if ((ret = __bam_c_get(&dbc, - key, data, LF_ISSET(DB_SET_RECNO) ? DB_SET_RECNO : DB_SET)) != 0) - return (ret); - - /* Discard any lock, the cursor didn't really exist. */ - if (cp.lock != LOCK_INVALID) - (void)__BT_TLPUT(argdbp, cp.lock); - - return (0); + return(__bam_c_get(&dbc, + key, data, LF_ISSET(DB_SET_RECNO) ? DB_SET_RECNO : DB_SET)); } /* @@ -275,8 +295,7 @@ __bam_c_get(dbc, key, data, flags) int exact, ret; DEBUG_LREAD(dbc->dbp, dbc->txn, "bam_c_get", - flags == DB_SET || flags == DB_SET_RANGE ? key : NULL, - NULL, flags); + flags == DB_SET || flags == DB_SET_RANGE ? key : NULL, NULL, flags); cp = dbc->internal; @@ -399,6 +418,10 @@ __bam_c_get(dbc, key, data, flags) /* Release the pinned page. */ ret = memp_fput(dbp->mpf, cp->page, 0); + /* Internal cursors don't hold locks. */ + if (F_ISSET(cp, C_INTERNAL) && cp->lock != LOCK_INVALID) + (void)__BT_TLPUT(dbp, cp->lock); + ++t->lstat.bt_get; if (0) { @@ -864,7 +887,7 @@ __bam_c_prev(dbp, cp) * If at the beginning of the page, move to any previous one. * * !!! - * This code handles empty pages and pages with only deleted entries. + * This code handles empty pages and pages with only deleted entries. */ for (;;) { if (indx == 0) { @@ -1472,8 +1495,7 @@ __bam_c_physdel(dbp, cp, h) * empty the current page of duplicates, we don't need to * touch the parent page. */ - if (PREV_PGNO(h) != PGNO_INVALID || - (h != NULL && pgno == h->pgno)) + if (prev_pgno != PGNO_INVALID || (h != NULL && pgno == h->pgno)) goto done; /* diff --git a/db2/btree/bt_put.c b/db2/btree/bt_put.c index 0f0b1e7..af09f76 100644 --- a/db2/btree/bt_put.c +++ b/db2/btree/bt_put.c @@ -47,7 +47,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_put.c 10.24 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)bt_put.c 10.25 (Sleepycat) 9/17/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -99,7 +99,7 @@ __bam_put(argdbp, txn, key, data, flags) t = dbp->internal; retry: /* - * Find the location at which to insert. The call to bt_lookup() + * Find the location at which to insert. The call to __bam_lookup * leaves the returned page pinned. */ if ((ret = __bam_lookup(dbp, key, &exact)) != 0) { diff --git a/db2/btree/bt_rec.c b/db2/btree/bt_rec.c index 07a3d93..9aeb395 100644 --- a/db2/btree/bt_rec.c +++ b/db2/btree/bt_rec.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_rec.c 10.13 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)bt_rec.c 10.14 (Sleepycat) 9/6/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -298,11 +298,10 @@ __bam_split_recover(logp, dbtp, lsnp, redo, info) goto done; /* Allocate and initialize new left/right child pages. */ - if ((_lp = (PAGE *)malloc(file_dbp->pgsize)) == NULL) - goto nomem; - if ((_rp = (PAGE *)malloc(file_dbp->pgsize)) == NULL) { -nomem: __set_errno(ENOMEM); - __db_err(file_dbp->dbenv, "%s", strerror(errno)); + if ((_lp = (PAGE *)malloc(file_dbp->pgsize)) == NULL || + (_rp = (PAGE *)malloc(file_dbp->pgsize)) == NULL) { + ret = ENOMEM; + __db_err(file_dbp->dbenv, "%s", strerror(ret)); goto out; } if (rootsplit) { @@ -668,7 +667,7 @@ __bam_cadjust_recover(logp, dbtp, lsnp, redo, info) REC_INTRO(__bam_cadjust_read); if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0) { - __set_errno(__db_pgerr(file_dbp, argp->pgno)); + (void)__db_pgerr(file_dbp, argp->pgno); pagep = NULL; goto out; } diff --git a/db2/btree/bt_recno.c b/db2/btree/bt_recno.c index 42ef9cc..f7c5cff 100644 --- a/db2/btree/bt_recno.c +++ b/db2/btree/bt_recno.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_recno.c 10.15 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)bt_recno.c 10.19 (Sleepycat) 9/20/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -76,7 +76,7 @@ __ram_open(dbp, type, dbinfo) /* Allocate and initialize the private RECNO structure. */ if ((rp = (RECNO *)calloc(1, sizeof(*rp))) == NULL) - return (errno); + return (ENOMEM); if (dbinfo != NULL) { /* @@ -150,7 +150,7 @@ err: /* If we mmap'd a source file, discard it. */ /* If we allocated room for key/data return, discard it. */ t = dbp->internal; - if (t->bt_rkey.data != NULL) + if (t != NULL && t->bt_rkey.data != NULL) free(t->bt_rkey.data); FREE(rp, sizeof(*rp)); @@ -193,7 +193,10 @@ __ram_cursor(dbp, txn, dbcp) dbc->c_get = __ram_c_get; dbc->c_put = __ram_c_put; - /* All cursor structures hang off the main DB structure. */ + /* + * All cursors are queued from the master DB structure. Add the + * cursor to that queue. + */ DB_THREAD_LOCK(dbp); TAILQ_INSERT_HEAD(&dbp->curs_queue, dbc, links); DB_THREAD_UNLOCK(dbp); @@ -382,16 +385,29 @@ static int __ram_c_close(dbc) DBC *dbc; { - DB *dbp; - DEBUG_LWRITE(dbc->dbp, dbc->txn, "ram_c_close", NULL, NULL, 0); - dbp = dbc->dbp; + return (__ram_c_iclose(dbc->dbp, dbc)); +} - /* Remove the cursor from the queue. */ - DB_THREAD_LOCK(dbp); - TAILQ_REMOVE(&dbp->curs_queue, dbc, links); - DB_THREAD_UNLOCK(dbp); +/* + * __ram_c_iclose -- + * Close a single cursor -- internal version. + * + * PUBLIC: int __ram_c_iclose __P((DB *, DBC *)); + */ +int +__ram_c_iclose(dbp, dbc) + DB *dbp; + DBC *dbc; +{ + /* + * All cursors are queued from the master DB structure. Remove the + * cursor from that queue. + */ + DB_THREAD_LOCK(dbc->dbp); + TAILQ_REMOVE(&dbc->dbp->curs_queue, dbc, links); + DB_THREAD_UNLOCK(dbc->dbp); /* Discard the structures. */ FREE(dbc->internal, sizeof(RCURSOR)); diff --git a/db2/btree/btree.src b/db2/btree/btree.src index 50cc0dd..7c8c4b1 100644 --- a/db2/btree/btree.src +++ b/db2/btree/btree.src @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)btree.src 10.3 (Sleepycat) 8/17/97"; +static const char sccsid[] = "@(#)btree.src 10.4 (Sleepycat) 8/27/97"; #endif /* not lint */ PREFIX bam @@ -88,7 +88,7 @@ END /* * BTREE-adj: used to log the adjustment of an index. - * + * * pgno: the page modified. * lsn: the page's original lsn. * indx: the index adjusted. @@ -106,7 +106,7 @@ END /* * BTREE-cadjust: used to adjust the count change in an internal page. - * + * * pgno: the page modified. * lsn: the page's original lsn. * indx: the index to be adjusted. @@ -124,7 +124,7 @@ END /* * BTREE-cdel: used to log the intent-to-delete of a cursor record. - * + * * pgno: the page modified. * lsn: the page's original lsn. * indx: the index to be deleted. diff --git a/db2/btree/btree_auto.c b/db2/btree/btree_auto.c index e6b7225..353ee7b 100644 --- a/db2/btree/btree_auto.c +++ b/db2/btree/btree_auto.c @@ -119,7 +119,7 @@ __bam_pg_alloc_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_pg_alloc_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_pg_alloc_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_pg_alloc: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -284,7 +284,7 @@ __bam_pg_free_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_pg_free_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_pg_free_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_pg_free: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -479,7 +479,7 @@ __bam_split_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_split_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_split_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_split: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -672,7 +672,7 @@ __bam_rsplit_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_rsplit_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_rsplit_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_rsplit: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -848,7 +848,7 @@ __bam_adj_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_adj_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_adj_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_adj: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1007,7 +1007,7 @@ __bam_cadjust_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_cadjust_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_cadjust_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_cadjust: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1157,7 +1157,7 @@ __bam_cdel_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __bam_cdel_read(dbtp->data, &argp)) != 0) + if ((ret = __bam_cdel_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]bam_cdel: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, diff --git a/db2/clib/getlong.c b/db2/clib/getlong.c index 0cc8567..85f4e8c 100644 --- a/db2/clib/getlong.c +++ b/db2/clib/getlong.c @@ -18,7 +18,6 @@ static const char sccsid[] = "@(#)getlong.c 10.2 (Sleepycat) 5/1/97"; #endif #include "db.h" -#include "db_int.h" #include "clib_ext.h" /* @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db.h.src 10.71 (Sleepycat) 9/4/97 + * @(#)db.h.src 10.77 (Sleepycat) 9/24/97 */ #ifndef _DB_H_ @@ -67,8 +67,8 @@ #define DB_VERSION_MAJOR 2 #define DB_VERSION_MINOR 3 -#define DB_VERSION_PATCH 6 -#define DB_VERSION_STRING "Sleepycat Software: DB 2.3.6: (9/4/97)" +#define DB_VERSION_PATCH 10 +#define DB_VERSION_STRING "Sleepycat Software: DB 2.3.10: (9/24/97)" typedef u_int32_t db_pgno_t; /* Page number type. */ typedef u_int16_t db_indx_t; /* Page offset type. */ @@ -339,7 +339,7 @@ struct __db_ilock { /* Internal DB access method lock. */ /* DB access method description structure. */ struct __db { - void *mutex; /* Synchronization for free threading */ + void *mutexp; /* Synchronization for free threading */ DBTYPE type; /* DB access method. */ DB_ENV *dbenv; /* DB_ENV structure. */ DB_ENV *mp_dbenv; /* DB_ENV for local mpool creation. */ @@ -641,11 +641,11 @@ extern "C" { #endif int memp_close __P((DB_MPOOL *)); int memp_fclose __P((DB_MPOOLFILE *)); -int memp_fget __P((DB_MPOOLFILE *, db_pgno_t *, unsigned long, void *)); +int memp_fget __P((DB_MPOOLFILE *, db_pgno_t *, int, void *)); int memp_fopen __P((DB_MPOOL *, const char *, int, int, int, size_t, int, DBT *, u_int8_t *, DB_MPOOLFILE **)); -int memp_fput __P((DB_MPOOLFILE *, void *, unsigned long)); -int memp_fset __P((DB_MPOOLFILE *, void *, unsigned long)); +int memp_fput __P((DB_MPOOLFILE *, void *, int)); +int memp_fset __P((DB_MPOOLFILE *, void *, int)); int memp_fsync __P((DB_MPOOLFILE *)); int memp_open __P((const char *, int, int, DB_ENV *, DB_MPOOL **)); int memp_register __P((DB_MPOOL *, int, @@ -698,7 +698,7 @@ extern "C" { #endif int txn_abort __P((DB_TXN *)); int txn_begin __P((DB_TXNMGR *, DB_TXN *, DB_TXN **)); -int txn_checkpoint __P((const DB_TXNMGR *, long, long)); +int txn_checkpoint __P((const DB_TXNMGR *, int, int)); int txn_commit __P((DB_TXN *)); int txn_close __P((DB_TXNMGR *)); u_int32_t txn_id __P((DB_TXN *)); diff --git a/db2/db/db.c b/db2/db/db.c index 8dad5fe..9ebe73c 100644 --- a/db2/db/db.c +++ b/db2/db/db.c @@ -44,7 +44,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db.c 10.38 (Sleepycat) 9/2/97"; +static const char sccsid[] = "@(#)db.c 10.41 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -137,7 +137,13 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) } dbp->dbenv = dbenv; - /* Convert the dbinfo flags. */ + /* Convert the db_open(3) flags. */ + if (LF_ISSET(DB_RDONLY)) + F_SET(dbp, DB_AM_RDONLY); + if (LF_ISSET(DB_THREAD)) + F_SET(dbp, DB_AM_THREAD); + + /* Convert the dbinfo structure flags. */ if (dbinfo != NULL) { /* * !!! @@ -160,23 +166,6 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) F_SET(dbp, DB_RE_SNAPSHOT); } - /* Set based on the open(2) flags. */ - if (LF_ISSET(DB_RDONLY)) - F_SET(dbp, DB_AM_RDONLY); - - /* Check threading fields. */ - if (LF_ISSET(DB_THREAD)) { - if ((dbp->mutex = - (db_mutex_t *)malloc(sizeof(db_mutex_t))) == NULL) { - __db_err(dbenv, "%s", strerror(ENOMEM)); - ret = ENOMEM; - goto err; - } - __db_mutex_init(dbp->mutex, 0); - - F_SET(dbp, DB_AM_THREAD); - } - /* * Always set the master and initialize the queues, so we can * use these fields without checking the thread bit. @@ -190,7 +179,7 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) * Set based on the dbenv fields, although no logging or transactions * are possible for temporary files. */ - if (dbp->dbenv != NULL) { + if (dbenv != NULL) { if (dbenv->lk_info != NULL) F_SET(dbp, DB_AM_LOCKING); if (fname != NULL && dbenv->lg_info != NULL) @@ -274,8 +263,8 @@ open_retry: if (LF_ISSET(DB_CREATE)) { * sizes, we limit the default pagesize to 16K. */ if (dbp->pgsize == 0) { - if ((ret = __db_stat(dbp->dbenv, - real_name, fd, NULL, &io)) != 0) + if ((ret = + __db_stat(dbenv, real_name, fd, NULL, &io)) != 0) goto err; if (io < 512) io = 512; @@ -573,6 +562,15 @@ empty: /* 0, &pgcookie, dbp->lock.fileid, &dbp->mpf)) != 0) goto err; + /* + * XXX + * Truly spectacular layering violation. We need a per-thread mutex + * that lives in shared memory (thanks, HP-UX!) and so we acquire a + * pointer to the mpool one. + */ + if (F_ISSET(dbp, DB_AM_THREAD)) + dbp->mutexp = dbp->mpf->mutexp; + /* Get a log file id. */ if (F_ISSET(dbp, DB_AM_LOGGING) && (ret = log_register(dbenv->lg_info, @@ -672,7 +670,9 @@ db_close(dbp, flags) DB *tdbp; int ret, t_ret; - ret = 0; + /* Validate arguments. */ + if ((ret = __db_fchk(dbp->dbenv, "db_close", flags, DB_NOSYNC)) != 0) + return (ret); /* Sync the underlying file. */ if (!LF_ISSET(DB_NOSYNC) && @@ -685,10 +685,26 @@ db_close(dbp, flags) */ for (tdbp = LIST_FIRST(&dbp->handleq); tdbp != NULL; tdbp = LIST_NEXT(tdbp, links)) { - while ((dbc = TAILQ_FIRST(&tdbp->curs_queue)) != NULL) - if ((t_ret = dbc->c_close(dbc)) != 0 && ret == 0) - ret = t_ret; + switch (tdbp->type) { + case DB_BTREE: + if ((t_ret = + __bam_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + case DB_HASH: + if ((t_ret = + __ham_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + case DB_RECNO: + if ((t_ret = + __ram_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + default: + abort(); + } switch (tdbp->type) { case DB_BTREE: @@ -706,7 +722,6 @@ db_close(dbp, flags) default: abort(); } - } /* Sync the memory pool. */ @@ -722,10 +737,6 @@ db_close(dbp, flags) (t_ret = memp_close(dbp->mp)) != 0 && ret == 0) ret = t_ret; - /* Discard the mutex. */ - if (dbp->mutex != NULL) - FREE(dbp->mutex, sizeof(db_mutex_t)); - /* Discard the log file id. */ if (F_ISSET(dbp, DB_AM_LOGGING)) (void)log_unregister(dbp->dbenv->lg_info, dbp->log_fileid); diff --git a/db2/db/db_auto.c b/db2/db/db_auto.c index 4684f1a..6922504 100644 --- a/db2/db/db_auto.c +++ b/db2/db/db_auto.c @@ -141,7 +141,7 @@ __db_addrem_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_addrem_read(dbtp->data, &argp)) != 0) + if ((ret = __db_addrem_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_addrem: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -331,7 +331,7 @@ __db_split_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_split_read(dbtp->data, &argp)) != 0) + if ((ret = __db_split_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_split: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -526,7 +526,7 @@ __db_big_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_big_read(dbtp->data, &argp)) != 0) + if ((ret = __db_big_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_big: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -693,7 +693,7 @@ __db_ovref_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_ovref_read(dbtp->data, &argp)) != 0) + if ((ret = __db_ovref_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_ovref: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -854,7 +854,7 @@ __db_relink_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_relink_read(dbtp->data, &argp)) != 0) + if ((ret = __db_relink_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_relink: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1017,7 +1017,7 @@ __db_addpage_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_addpage_read(dbtp->data, &argp)) != 0) + if ((ret = __db_addpage_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_addpage: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1192,7 +1192,7 @@ __db_debug_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_debug_read(dbtp->data, &argp)) != 0) + if ((ret = __db_debug_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_debug: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1347,7 +1347,7 @@ __db_noop_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_noop_read(dbtp->data, &argp)) != 0) + if ((ret = __db_noop_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_noop: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, diff --git a/db2/db/db_conv.c b/db2/db/db_conv.c index 6608005..8eccc2e 100644 --- a/db2/db/db_conv.c +++ b/db2/db/db_conv.c @@ -44,7 +44,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_conv.c 10.5 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_conv.c 10.7 (Sleepycat) 9/21/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -58,28 +58,34 @@ static const char sccsid[] = "@(#)db_conv.c 10.5 (Sleepycat) 9/3/97"; #include "db_swap.h" #include "db_am.h" -static int __db_convert __P((db_pgno_t, void *, int)); +static int __db_convert __P((db_pgno_t, void *, size_t, int)); /* - * __db_pgin, __db_pgout -- + * __db_pgin -- * - * PUBLIC: int __db_pgin __P((db_pgno_t, void *)); - * PUBLIC: int __db_pgout __P((db_pgno_t, void *)); + * PUBLIC: int __db_pgin __P((db_pgno_t, size_t, void *)); */ int -__db_pgin(pg, pp) +__db_pgin(pg, pagesize, pp) db_pgno_t pg; + size_t pagesize; void *pp; { - return (__db_convert(pg, pp, 1)); + return (__db_convert(pg, pp, pagesize, 1)); } +/* + * __db_pgout -- + * + * PUBLIC: int __db_pgout __P((db_pgno_t, size_t, void *)); + */ int -__db_pgout(pg, pp) +__db_pgout(pg, pagesize, pp) db_pgno_t pg; + size_t pagesize; void *pp; { - return (__db_convert(pg, pp, 0)); + return (__db_convert(pg, pp, pagesize, 0)); } /* @@ -87,19 +93,19 @@ __db_pgout(pg, pp) * Actually convert a page. */ static int -__db_convert(pg, pp, pgin) +__db_convert(pg, pp, pagesize, pgin) db_pgno_t pg; /* Unused, but left for the future. */ void *pp; + size_t pagesize; int pgin; { BINTERNAL *bi; BKEYDATA *bk; BOVERFLOW *bo; - HKEYDATA *hk; PAGE *h; RINTERNAL *ri; - db_indx_t i; - u_int8_t *p; + db_indx_t i, len, tmp; + u_int8_t *p, *end; h = pp; if (pgin) { @@ -118,24 +124,42 @@ __db_convert(pg, pp, pgin) if (pgin) M_16_SWAP(h->inp[i]); - hk = GET_HKEYDATA(h, i); - switch (hk->type) { + switch (HPAGE_TYPE(h, i)) { case H_KEYDATA: break; case H_DUPLICATE: + len = LEN_HKEYDATA(h, pagesize, i); + p = HKEYDATA_DATA(P_ENTRY(h, i)); + for (end = p + len; p < end;) { + if (pgin) { + P_16_SWAP(p); + memcpy(&tmp, + p, sizeof(db_indx_t)); + p += sizeof(db_indx_t); + } else { + memcpy(&tmp, + p, sizeof(db_indx_t)); + SWAP16(p); + } + p += tmp; + SWAP16(p); + } + break; + case H_OFFDUP: + p = HOFFPAGE_PGNO(P_ENTRY(h, i)); + SWAP32(p); /* pgno */ + break; case H_OFFPAGE: - p = (u_int8_t *)hk + sizeof(u_int8_t); - ++p; - SWAP32(p); /* tlen */ + p = HOFFPAGE_PGNO(P_ENTRY(h, i)); SWAP32(p); /* pgno */ - SWAP16(p); /* offset */ - SWAP16(p); /* len */ + SWAP32(p); /* tlen */ break; } - if (!pgin) - M_16_SWAP(h->inp[i]); } + if (!pgin) + for (i = 0; i < NUM_ENT(h); i++) + M_16_SWAP(h->inp[i]); break; case P_LBTREE: case P_LRECNO: diff --git a/db2/db/db_pr.c b/db2/db/db_pr.c index f86fd67..09d8057 100644 --- a/db2/db/db_pr.c +++ b/db2/db/db_pr.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_pr.c 10.16 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_pr.c 10.17 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -184,7 +184,7 @@ __db_prbtree(dbp) BTMETA *mp; BTREE *t; DB_LOCK lock; - EPG *sp; + EPG *epg; FILE *fp; RECNO *rp; db_pgno_t i; @@ -230,8 +230,8 @@ __db_prbtree(dbp) (u_long)rp->re_emap, (u_long)rp->re_msize); } (void)fprintf(fp, "stack:"); - for (sp = t->bt_stack; sp < t->bt_sp; ++sp) - (void)fprintf(fp, " %lu", (u_long)sp->page->pgno); + for (epg = t->bt_stack; epg < t->bt_sp; ++epg) + (void)fprintf(fp, " %lu", (u_long)epg->page->pgno); (void)fprintf(fp, "\n"); (void)fprintf(fp, "ovflsize: %lu\n", (u_long)t->bt_ovflsize); (void)fflush(fp); @@ -367,20 +367,15 @@ __db_prpage(h, all) { BINTERNAL *bi; BKEYDATA *bk; - HKEYDATA *hkd; HOFFPAGE a_hkd; FILE *fp; RINTERNAL *ri; db_indx_t dlen, len, i; db_pgno_t pgno; - u_int8_t *p; int deleted, ret; const char *s; - - bi = NULL; /* XXX: Shut the compiler up. */ - bk = NULL; - hkd = NULL; - ri = NULL; + u_int8_t *ep, *hk, *p; + void *sp; fp = __db_prinit(NULL); @@ -450,22 +445,18 @@ __db_prpage(h, all) deleted = 0; switch (TYPE(h)) { case P_HASH: - hkd = GET_HKEYDATA(h, i); - break; case P_IBTREE: - bi = GET_BINTERNAL(h, i); - break; case P_IRECNO: - ri = GET_RINTERNAL(h, i); + sp = P_ENTRY(h, i); break; case P_LBTREE: - bk = GET_BKEYDATA(h, i); + sp = P_ENTRY(h, i); deleted = i % 2 == 0 && B_DISSET(GET_BKEYDATA(h, i + O_INDX)->type); break; case P_LRECNO: case P_DUPLICATE: - bk = GET_BKEYDATA(h, i); + sp = P_ENTRY(h, i); deleted = B_DISSET(GET_BKEYDATA(h, i)->type); break; default: @@ -478,11 +469,11 @@ __db_prpage(h, all) deleted ? "D" : " ", (u_long)i, (u_long)h->inp[i]); switch (TYPE(h)) { case P_HASH: - switch (hkd->type) { + hk = sp; + switch (HPAGE_PTYPE(hk)) { case H_OFFDUP: memcpy(&pgno, - (u_int8_t *)hkd + SSZ(HOFFDUP, pgno), - sizeof(db_pgno_t)); + HOFFDUP_PGNO(hk), sizeof(db_pgno_t)); fprintf(fp, "%4lu [offpage dups]\n", (u_long)pgno); break; @@ -499,7 +490,8 @@ __db_prpage(h, all) len = 1; fprintf(fp, "Duplicates:\n"); - for (p = hkd->data; p < hkd->data + len;) { + for (p = HKEYDATA_DATA(hk), + ep = p + len; p < ep;) { memcpy(&dlen, p, sizeof(db_indx_t)); p += sizeof(db_indx_t); fprintf(fp, "\t\t"); @@ -509,13 +501,13 @@ __db_prpage(h, all) break; case H_KEYDATA: if (i != 0) - __db_pr(hkd->data, + __db_pr(HKEYDATA_DATA(hk), LEN_HKEYDATA(h, 0, i)); else - fprintf(fp, "%s\n", hkd->data); + fprintf(fp, "%s\n", HKEYDATA_DATA(hk)); break; case H_OFFPAGE: - memcpy(&a_hkd, hkd, HOFFPAGE_SIZE); + memcpy(&a_hkd, hk, HOFFPAGE_SIZE); fprintf(fp, "overflow: total len: %4lu page: %4lu\n", (u_long)a_hkd.tlen, (u_long)a_hkd.pgno); @@ -523,6 +515,7 @@ __db_prpage(h, all) } break; case P_IBTREE: + bi = sp; fprintf(fp, "count: %4lu pgno: %4lu ", (u_long)bi->nrecs, (u_long)bi->pgno); switch (B_TYPE(bi->type)) { @@ -541,12 +534,14 @@ __db_prpage(h, all) } break; case P_IRECNO: + ri = sp; fprintf(fp, "entries %4lu pgno %4lu\n", (u_long)ri->nrecs, (u_long)ri->pgno); break; case P_LBTREE: case P_LRECNO: case P_DUPLICATE: + bk = sp; switch (B_TYPE(bk->type)) { case B_KEYDATA: __db_pr(bk->data, bk->len); @@ -582,13 +577,9 @@ __db_isbad(h, die) { BINTERNAL *bi; BKEYDATA *bk; - HKEYDATA *hkd; FILE *fp; db_indx_t i; - - bi = NULL; /* XXX: Shut the compiler up. */ - bk = NULL; - hkd = NULL; + int type; fp = __db_prinit(NULL); @@ -618,13 +609,13 @@ __db_isbad(h, die) } switch (TYPE(h)) { case P_HASH: - hkd = GET_HKEYDATA(h, i); - if (hkd->type != H_OFFDUP && - hkd->type != H_DUPLICATE && - hkd->type != H_KEYDATA && - hkd->type != H_OFFPAGE) { + type = HPAGE_TYPE(h, i); + if (type != H_OFFDUP && + type != H_DUPLICATE && + type != H_KEYDATA && + type != H_OFFPAGE) { fprintf(fp, "ILLEGAL HASH TYPE: %lu\n", - (u_long)hkd->type); + (u_long)type); goto bad; } break; diff --git a/db2/db/db_ret.c b/db2/db/db_ret.c index baf0665..ee2bc82 100644 --- a/db2/db/db_ret.c +++ b/db2/db/db_ret.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_ret.c 10.6 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_ret.c 10.7 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -46,18 +46,19 @@ __db_ret(dbp, h, indx, dbt, memp, memsize) HOFFPAGE ho; BOVERFLOW *bo; u_int32_t len; - void *data, *hk; + u_int8_t *hk; + void *data; switch (TYPE(h)) { case P_HASH: hk = P_ENTRY(h, indx); - if (((HKEYDATA *)hk)->type == H_OFFPAGE) { + if (HPAGE_PTYPE(hk) == H_OFFPAGE) { memcpy(&ho, hk, sizeof(HOFFPAGE)); return (__db_goff(dbp, dbt, ho.tlen, ho.pgno, memp, memsize)); } len = LEN_HKEYDATA(h, dbp->pgsize, indx); - data = ((HKEYDATA *)hk)->data; + data = HKEYDATA_DATA(hk); break; case P_DUPLICATE: case P_LBTREE: diff --git a/db2/db/db_thread.c b/db2/db/db_thread.c index e956e80..170baf5 100644 --- a/db2/db/db_thread.c +++ b/db2/db/db_thread.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_thread.c 8.11 (Sleepycat) 8/18/97"; +static const char sccsid[] = "@(#)db_thread.c 8.12 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -42,7 +42,7 @@ __db_gethandle(dbp, am_func, dbpp) DB *ret_dbp; int ret, t_ret; - if ((ret = __db_mutex_lock((db_mutex_t *)dbp->mutex, -1, + if ((ret = __db_mutex_lock((db_mutex_t *)dbp->mutexp, -1, dbp->dbenv == NULL ? NULL : dbp->dbenv->db_yield)) != 0) return (ret); @@ -75,7 +75,7 @@ err: if (ret_dbp != NULL) FREE(ret_dbp, sizeof(*ret_dbp)); } if ((t_ret = - __db_mutex_unlock((db_mutex_t *)dbp->mutex, -1)) != 0 && ret == 0) + __db_mutex_unlock((db_mutex_t *)dbp->mutexp, -1)) != 0 && ret == 0) ret = t_ret; return (ret); } @@ -94,13 +94,13 @@ __db_puthandle(dbp) int ret; master = dbp->master; - if ((ret = __db_mutex_lock((db_mutex_t *)master->mutex, -1, + if ((ret = __db_mutex_lock((db_mutex_t *)master->mutexp, -1, dbp->dbenv == NULL ? NULL : dbp->dbenv->db_yield)) != 0) return (ret); LIST_INSERT_HEAD(&master->handleq, dbp, links); - return (__db_mutex_unlock((db_mutex_t *)master->mutex, -1)); + return (__db_mutex_unlock((db_mutex_t *)master->mutexp, -1)); } /* diff --git a/db2/db_185.h b/db2/db_185.h index 650d365..b6a4d0a 100644 --- a/db2/db_185.h +++ b/db2/db_185.h @@ -36,7 +36,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)db_185.h.src 8.3 (Sleepycat) 7/27/97 + * @(#)db_185.h.src 8.4 (Sleepycat) 9/16/97 */ #ifndef _DB_185_H_ @@ -72,6 +72,14 @@ #endif +/* + * XXX + * SGI/IRIX already has a pgno_t. + */ +#ifdef sgi +#define pgno_t db_pgno_t +#endif + #define MAX_PAGE_NUMBER 0xffffffff /* >= # of pages in a file */ typedef u_int32_t pgno_t; #define MAX_PAGE_OFFSET 65535 /* >= # of bytes in a page */ diff --git a/db2/db_int.h b/db2/db_int.h index a088c69..56dfddb 100644 --- a/db2/db_int.h +++ b/db2/db_int.h @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db_int.h.src 10.28 (Sleepycat) 8/20/97 + * @(#)db_int.h.src 10.30 (Sleepycat) 9/23/97 */ #ifndef _DB_INTERNAL_H_ @@ -25,12 +25,6 @@ #define DB_MINCACHE 10 /* Minimum cached pages */ -/* Handle `errno' in the presence of multi-threading correctly. On some - systems we need a special macro to do this right. */ -#ifndef __set_errno -# define __set_errno(val) (errno) = (val) -#endif - /* * Aligning items to particular sizes or in pages or memory. ALIGNP is a * separate macro, as we've had to cast the pointer to different integral @@ -94,7 +88,7 @@ /* Structure used to print flag values. */ typedef struct __fn { - u_int32_t mask; /* Flag value. */ + u_int32_t mask; /* Flag value. */ const char *name; /* Flag name. */ } FN; @@ -183,11 +177,11 @@ typedef struct _db_mutex_t { /* Lock/unlock a DB thread. */ #define DB_THREAD_LOCK(dbp) \ (F_ISSET(dbp, DB_AM_THREAD) ? \ - __db_mutex_lock((db_mutex_t *)(dbp)->mutex, -1, \ + __db_mutex_lock((db_mutex_t *)(dbp)->mutexp, -1, \ (dbp)->dbenv == NULL ? NULL : (dbp)->dbenv->db_yield) : 0) #define DB_THREAD_UNLOCK(dbp) \ (F_ISSET(dbp, DB_AM_THREAD) ? \ - __db_mutex_unlock((db_mutex_t *)(dbp)->mutex, -1) : 0) + __db_mutex_unlock((db_mutex_t *)(dbp)->mutexp, -1) : 0) /* Btree/recno local statistics structure. */ struct __db_bt_lstat; typedef struct __db_bt_lstat DB_BTREE_LSTAT; @@ -312,14 +306,6 @@ typedef struct __dbpginfo { * Transactions and recovery. *******************************************************/ /* - * The locker id space is divided between the transaction manager and the lock - * manager. Lockid's start at 0 and go to MAX_LOCKER_ID. Txn Id's start at - * MAX_LOCKER_ID + 1 and go up to MAX_TXNID. - */ -#define MAX_LOCKER_ID 0x0fffffff -#define MAX_TXNID 0xffffffff - -/* * Out of band value for a lock. The locks are returned to callers as offsets * into the lock regions. Since the RLAYOUT structure begins all regions, an * offset of 0 is guaranteed not to be a valid lock. diff --git a/db2/hash/hash.c b/db2/hash/hash.c index 6d8c400..d986e08 100644 --- a/db2/hash/hash.c +++ b/db2/hash/hash.c @@ -47,7 +47,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash.c 10.25 (Sleepycat) 8/24/97"; +static const char sccsid[] = "@(#)hash.c 10.27 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -573,8 +573,6 @@ __ham_c_close(cursor) DBC *cursor; { DB *ldbp; - HTAB *hashp; - HASH_CURSOR *hcp; int ret; DEBUG_LWRITE(cursor->dbp, cursor->txn, "ham_c_close", NULL, NULL, 0); @@ -590,8 +588,32 @@ __ham_c_close(cursor) if (F_ISSET(cursor->dbp, DB_AM_THREAD) && (ret = __db_gethandle(cursor->dbp, __ham_hdup, &ldbp)) != 0) return (ret); - hashp = (HTAB *)ldbp->internal; - hcp = (HASH_CURSOR *)cursor->internal; + + ret = __ham_c_iclose(ldbp, cursor); + + if (F_ISSET(ldbp, DB_AM_THREAD)) + __db_puthandle(ldbp); + return (ret); +} +/* + * __ham_c_iclose -- + * + * Internal cursor close routine; assumes it is being passed the correct + * handle, rather than getting and putting a handle. + * + * PUBLIC: int __ham_c_iclose __P((DB *, DBC *)); + */ +int +__ham_c_iclose(dbp, dbc) + DB *dbp; + DBC *dbc; +{ + HASH_CURSOR *hcp; + HTAB *hashp; + int ret; + + hashp = (HTAB *)dbp->internal; + hcp = (HASH_CURSOR *)dbc->internal; ret = __ham_item_done(hashp, hcp, 0); if (hcp->big_key) @@ -602,19 +624,16 @@ __ham_c_close(cursor) /* * All cursors (except the default ones) are linked off the master. * Therefore, when we close the cursor, we have to remove it from - * the master, not the local one. When we are closing the file in - * its entirety, then we clear the THREAD bit and the master and - * local are identical, so we remove the correct one. + * the master, not the local one. + * XXX I am always removing from the master; what about local cursors? */ - DB_THREAD_LOCK(cursor->dbp); - TAILQ_REMOVE(&cursor->dbp->curs_queue, cursor, links); - DB_THREAD_UNLOCK(cursor->dbp); - - if (F_ISSET(cursor->dbp, DB_AM_THREAD)) - __db_puthandle(ldbp); + DB_THREAD_LOCK(dbc->dbp); + TAILQ_REMOVE(&dbc->dbp->curs_queue, dbc, links); + DB_THREAD_UNLOCK(dbc->dbp); FREE(hcp, sizeof(HASH_CURSOR)); - FREE(cursor, sizeof(DBC)); + FREE(dbc, sizeof(DBC)); + return (ret); } @@ -695,10 +714,9 @@ __ham_c_del(cursor, flags) hcp->dndx = 0; /* Case 2 */ hcp->dpgno = PGNO(hcp->dpagep); if (ppgno == PGNO_INVALID) - memcpy(P_ENTRY(hcp->pagep, - H_DATAINDEX(hcp->bndx)) + - SSZ(HOFFDUP, pgno), &hcp->dpgno, - sizeof(db_pgno_t)); + memcpy(HOFFDUP_PGNO(P_ENTRY(hcp->pagep, + H_DATAINDEX(hcp->bndx))), + &hcp->dpgno, sizeof(db_pgno_t)); F_SET(hcp, H_DELETED); } else /* Case 1 */ F_SET(hcp, H_DELETED); @@ -1051,18 +1069,17 @@ __ham_dup_return(hashp, hcp, val, flags) DBT *val; int flags; { - HKEYDATA *hk; PAGE *pp; DBT *myval, tmp_val; db_indx_t ndx; db_pgno_t pgno; - u_int8_t type; + u_int8_t *hk, type; int indx, ret; db_indx_t len; /* Check for duplicate and return the first one. */ ndx = H_DATAINDEX(hcp->bndx); - type = GET_HKEYDATA(hcp->pagep, ndx)->type; + type = HPAGE_TYPE(hcp->pagep, ndx); pp = hcp->pagep; myval = val; @@ -1088,7 +1105,8 @@ __ham_dup_return(hashp, hcp, val, flags) hcp->dndx = 0; hcp->dup_off = 0; do { - memcpy(&len, hk->data + hcp->dup_off, + memcpy(&len, + HKEYDATA_DATA(hk) + hcp->dup_off, sizeof(db_indx_t)); hcp->dup_off += DUP_SIZE(len); hcp->dndx++; @@ -1096,15 +1114,15 @@ __ham_dup_return(hashp, hcp, val, flags) hcp->dup_off -= DUP_SIZE(len); hcp->dndx--; } else { - memcpy(&len, hk->data, sizeof(db_indx_t)); + memcpy(&len, + HKEYDATA_DATA(hk), sizeof(db_indx_t)); hcp->dup_off = 0; hcp->dndx = 0; } hcp->dup_len = len; } else if (type == H_OFFDUP) { F_SET(hcp, H_ISDUP); - memcpy(&pgno, - P_ENTRY(hcp->pagep, ndx) + SSZ(HOFFDUP, pgno), + memcpy(&pgno, HOFFDUP_PGNO(P_ENTRY(hcp->pagep, ndx)), sizeof(db_pgno_t)); if (flags == DB_LAST || flags == DB_PREV) { indx = (int)hcp->dndx; @@ -1166,7 +1184,7 @@ __ham_overwrite(hashp, hcp, nval) DBT *nval; { DBT *myval, tmp_val; - HKEYDATA *hk; + u_int8_t *hk; if (F_ISSET(hashp->dbp, DB_AM_DUP)) return (__ham_add_dup(hashp, hcp, nval, DB_KEYLAST)); @@ -1176,10 +1194,9 @@ __ham_overwrite(hashp, hcp, nval) F_SET(&tmp_val, DB_DBT_PARTIAL); tmp_val.doff = 0; hk = H_PAIRDATA(hcp->pagep, hcp->bndx); - if (hk->type == H_OFFPAGE) + if (HPAGE_PTYPE(hk) == H_OFFPAGE) memcpy(&tmp_val.dlen, - (u_int8_t *)hk + SSZ(HOFFPAGE, tlen), - sizeof(u_int32_t)); + HOFFPAGE_TLEN(hk), sizeof(u_int32_t)); else tmp_val.dlen = LEN_HDATA(hcp->pagep, hashp->hdr->pagesize,hcp->bndx); @@ -1207,10 +1224,10 @@ __ham_lookup(hashp, hcp, key, sought, mode) u_int32_t sought; db_lockmode_t mode; { - HKEYDATA *hk; db_pgno_t pgno; u_int32_t tlen; int match, ret, t_ret; + u_int8_t *hk; /* * Set up cursor so that we're looking for space to add an item @@ -1229,14 +1246,12 @@ __ham_lookup(hashp, hcp, key, sought, mode) break; hk = H_PAIRKEY(hcp->pagep, hcp->bndx); - switch (hk->type) { + switch (HPAGE_PTYPE(hk)) { case H_OFFPAGE: - memcpy(&tlen, (u_int8_t *)hk + SSZ(HOFFPAGE, tlen), - sizeof(u_int32_t)); + memcpy(&tlen, HOFFPAGE_TLEN(hk), sizeof(u_int32_t)); if (tlen == key->size) { memcpy(&pgno, - (u_int8_t *)hk + SSZ(HOFFPAGE, pgno), - sizeof(db_pgno_t)); + HOFFPAGE_PGNO(hk), sizeof(db_pgno_t)); match = __db_moff(hashp->dbp, key, pgno); if (match == 0) { F_SET(hcp, H_OK); @@ -1247,7 +1262,8 @@ __ham_lookup(hashp, hcp, key, sought, mode) case H_KEYDATA: if (key->size == LEN_HKEY(hcp->pagep, hashp->hdr->pagesize, hcp->bndx) && - memcmp(key->data, hk->data, key->size) == 0) { + memcmp(key->data, + HKEYDATA_DATA(hk), key->size) == 0) { F_SET(hcp, H_OK); return (0); } diff --git a/db2/hash/hash_auto.c b/db2/hash/hash_auto.c index f8ab80c..2279de9 100644 --- a/db2/hash/hash_auto.c +++ b/db2/hash/hash_auto.c @@ -138,7 +138,7 @@ __ham_insdel_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_insdel_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_insdel_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_insdel: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -335,7 +335,7 @@ __ham_newpage_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_newpage_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_newpage_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_newpage: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -498,7 +498,7 @@ __ham_splitmeta_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_splitmeta_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_splitmeta_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_splitmeta: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -659,7 +659,7 @@ __ham_splitdata_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_splitdata_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_splitdata_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_splitdata: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -851,7 +851,7 @@ __ham_replace_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_replace_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_replace_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_replace: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1053,7 +1053,7 @@ __ham_newpgno_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_newpgno_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_newpgno_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_newpgno: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1218,7 +1218,7 @@ __ham_ovfl_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __ham_ovfl_read(dbtp->data, &argp)) != 0) + if ((ret = __ham_ovfl_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]ham_ovfl: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, diff --git a/db2/hash/hash_conv.c b/db2/hash/hash_conv.c index 22901af..9cebe72 100644 --- a/db2/hash/hash_conv.c +++ b/db2/hash/hash_conv.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash_conv.c 10.3 (Sleepycat) 6/21/97"; +static const char sccsid[] = "@(#)hash_conv.c 10.4 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -20,12 +20,11 @@ static const char sccsid[] = "@(#)hash_conv.c 10.3 (Sleepycat) 6/21/97"; #include "hash.h" /* - * __h_pgin, __ham_pgout -- - * Convert host-specific page layout to/from the host-independent - * format stored on disk. + * __ham_pgin -- + * Convert host-specific page layout from the host-independent format + * stored on disk. * * PUBLIC: int __ham_pgin __P((db_pgno_t, void *, DBT *)); - * PUBLIC: int __ham_pgout __P((db_pgno_t, void *, DBT *)); */ int __ham_pgin(pg, pp, cookie) @@ -49,9 +48,17 @@ __ham_pgin(pg, pp, cookie) if (!pginfo->needswap) return (0); - return (pg == PGNO_METADATA ? __ham_mswap(pp) : __db_pgin(pg, pp)); + return (pg == PGNO_METADATA ? + __ham_mswap(pp) : __db_pgin(pg, pginfo->db_pagesize, pp)); } +/* + * __ham_pgout -- + * Convert host-specific page layout to the host-independent format + * stored on disk. + * + * PUBLIC: int __ham_pgout __P((db_pgno_t, void *, DBT *)); + */ int __ham_pgout(pg, pp, cookie) db_pgno_t pg; @@ -63,7 +70,8 @@ __ham_pgout(pg, pp, cookie) pginfo = (DB_PGINFO *)cookie->data; if (!pginfo->needswap) return (0); - return (pg == PGNO_METADATA ? __ham_mswap(pp) : __db_pgout(pg, pp)); + return (pg == PGNO_METADATA ? + __ham_mswap(pp) : __db_pgout(pg, pginfo->db_pagesize, pp)); } /* diff --git a/db2/hash/hash_dup.c b/db2/hash/hash_dup.c index c9590fa..71bd1c5 100644 --- a/db2/hash/hash_dup.c +++ b/db2/hash/hash_dup.c @@ -42,7 +42,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash_dup.c 10.6 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)hash_dup.c 10.7 (Sleepycat) 9/15/97"; #endif /* not lint */ /* @@ -99,9 +99,9 @@ __ham_add_dup(hashp, hcp, nval, flags) int flags; { DBT pval, tmp_val; - HKEYDATA *hk; u_int32_t del_len, new_size; int ret; + u_int8_t *hk; if (flags == DB_CURRENT && hcp->dpgno == PGNO_INVALID) del_len = hcp->dup_len; @@ -128,8 +128,8 @@ __ham_add_dup(hashp, hcp, nval, flags) * the addition of the new item will make the set large, or * if there isn't enough room on this page to add the next item. */ - if (hk->type != H_OFFDUP && - (hk->type == H_OFFPAGE || ISBIG(hashp, new_size) || + if (HPAGE_PTYPE(hk) != H_OFFDUP && + (HPAGE_PTYPE(hk) == H_OFFPAGE || ISBIG(hashp, new_size) || DUP_SIZE(nval->size) - del_len > P_FREESPACE(hcp->pagep))) { if ((ret = __ham_dup_convert(hashp, hcp)) != 0) @@ -139,16 +139,17 @@ __ham_add_dup(hashp, hcp, nval, flags) } /* There are two separate cases here: on page and off page. */ - if (hk->type != H_OFFDUP) { - if (hk->type != H_DUPLICATE) { - hk->type = H_DUPLICATE; + if (HPAGE_PTYPE(hk) != H_OFFDUP) { + if (HPAGE_PTYPE(hk) != H_DUPLICATE) { + HPAGE_PTYPE(hk) = H_DUPLICATE; pval.flags = 0; - pval.data = hk->data; + pval.data = HKEYDATA_DATA(hk); pval.size = LEN_HDATA(hcp->pagep, hashp->hdr->pagesize, hcp->bndx); - if ((ret = __ham_make_dup(&pval, &tmp_val, &hcp->big_data, - &hcp->big_datalen)) != 0 || - (ret = __ham_replpair(hashp, hcp, &tmp_val, 1)) != 0) + if ((ret = + __ham_make_dup(&pval, &tmp_val, &hcp->big_data, + &hcp->big_datalen)) != 0 || (ret = + __ham_replpair(hashp, hcp, &tmp_val, 1)) != 0) return (ret); } @@ -187,8 +188,7 @@ __ham_add_dup(hashp, hcp, nval, flags) /* If we get here, then we're on duplicate pages. */ if (hcp->dpgno == PGNO_INVALID) { - memcpy(&hcp->dpgno, - (u_int8_t *)hk + SSZ(HOFFDUP, pgno), sizeof(db_pgno_t)); + memcpy(&hcp->dpgno, HOFFDUP_PGNO(hk), sizeof(db_pgno_t)); hcp->dndx = 0; } @@ -259,14 +259,13 @@ __ham_dup_convert(hashp, hcp) * Now put the duplicates onto the new page. */ dbt.flags = 0; - switch (((HKEYDATA *)H_PAIRDATA(hcp->pagep, hcp->bndx))->type) { + switch (HPAGE_PTYPE(H_PAIRDATA(hcp->pagep, hcp->bndx))) { case H_KEYDATA: /* Simple case, one key on page; move it to dup page. */ dndx = 0; dbt.size = LEN_HDATA(hcp->pagep, hashp->hdr->pagesize, hcp->bndx); - dbt.data = - ((HKEYDATA *)H_PAIRDATA(hcp->pagep, hcp->bndx))->data; + dbt.data = HKEYDATA_DATA(H_PAIRDATA(hcp->pagep, hcp->bndx)); ret = __db_pitem(hashp->dbp, hcp->dpagep, (u_int32_t)dndx, BKEYDATA_SIZE(dbt.size), NULL, &dbt); if (ret == 0) @@ -289,7 +288,7 @@ __ham_dup_convert(hashp, hcp) __ham_dirty_page(hashp, hcp->dpagep); break; case H_DUPLICATE: - p = ((HKEYDATA *)H_PAIRDATA(hcp->pagep, hcp->bndx))->data; + p = HKEYDATA_DATA(H_PAIRDATA(hcp->pagep, hcp->bndx)); pend = p + LEN_HDATA(hcp->pagep, hashp->hdr->pagesize, hcp->bndx); @@ -366,24 +365,23 @@ __ham_check_move(hashp, hcp, add_len) { DBT k, d; DB_LSN new_lsn; - HKEYDATA *hk; PAGE *next_pagep; db_pgno_t next_pgno; int rectype, ret; u_int32_t new_datalen, old_len; + u_int8_t *hk; /* * Check if we can do whatever we need to on this page. If not, * then we'll have to move the current element to a new page. */ - hk = H_PAIRDATA(hcp->pagep, hcp->bndx); /* * If the item is already off page duplicates or an offpage item, * then we know we can do whatever we need to do in-place */ - if (hk->type == H_OFFDUP || hk->type == H_OFFPAGE) + if (HPAGE_PTYPE(hk) == H_OFFDUP || HPAGE_PTYPE(hk) == H_OFFPAGE) return (0); old_len = @@ -443,22 +441,25 @@ __ham_check_move(hashp, hcp, add_len) rectype = PUTPAIR; k.flags = 0; d.flags = 0; - if (H_PAIRKEY(hcp->pagep, hcp->bndx)->type == H_OFFPAGE) { + if (HPAGE_PTYPE( + H_PAIRKEY(hcp->pagep, hcp->bndx)) == H_OFFPAGE) { rectype |= PAIR_KEYMASK; k.data = H_PAIRKEY(hcp->pagep, hcp->bndx); k.size = HOFFPAGE_SIZE; } else { - k.data = H_PAIRKEY(hcp->pagep, hcp->bndx)->data; + k.data = + HKEYDATA_DATA(H_PAIRKEY(hcp->pagep, hcp->bndx)); k.size = LEN_HKEY(hcp->pagep, hashp->hdr->pagesize, hcp->bndx); } - if (hk->type == H_OFFPAGE) { + if (HPAGE_PTYPE(hk) == H_OFFPAGE) { rectype |= PAIR_DATAMASK; d.data = H_PAIRDATA(hcp->pagep, hcp->bndx); d.size = HOFFPAGE_SIZE; } else { - d.data = H_PAIRDATA(hcp->pagep, hcp->bndx)->data; + d.data = + HKEYDATA_DATA(H_PAIRDATA(hcp->pagep, hcp->bndx)); d.size = LEN_HDATA(hcp->pagep, hashp->hdr->pagesize, hcp->bndx); } diff --git a/db2/hash/hash_func.c b/db2/hash/hash_func.c index 2ef47af..1bf12c4 100644 --- a/db2/hash/hash_func.c +++ b/db2/hash/hash_func.c @@ -47,7 +47,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash_func.c 10.6 (Sleepycat) 7/26/97"; +static const char sccsid[] = "@(#)hash_func.c 10.7 (Sleepycat) 9/16/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -64,7 +64,7 @@ static const char sccsid[] = "@(#)hash_func.c 10.6 (Sleepycat) 7/26/97"; * * PUBLIC: u_int32_t __ham_func2 __P((const void *, u_int32_t)); */ -#define dcharhash(h, c) ((h) = 0x63c63cd9*(h) + 0x9c39c33d + (c)) +#define DCHARHASH(h, c) ((h) = 0x63c63cd9*(h) + 0x9c39c33d + (c)) u_int32_t __ham_func2(key, len) @@ -81,7 +81,7 @@ __ham_func2(key, len) c = *k++; if (!c && k > e) break; - dcharhash(h, c); + DCHARHASH(h, c); } return (h); } diff --git a/db2/hash/hash_page.c b/db2/hash/hash_page.c index 68c31b1..8ba42da 100644 --- a/db2/hash/hash_page.c +++ b/db2/hash/hash_page.c @@ -47,10 +47,9 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash_page.c 10.18 (Sleepycat) 8/21/97"; +static const char sccsid[] = "@(#)hash_page.c 10.24 (Sleepycat) 9/17/97"; #endif /* not lint */ - /* * PACKAGE: hashing * @@ -85,7 +84,7 @@ static const char sccsid[] = "@(#)hash_page.c 10.18 (Sleepycat) 8/21/97"; static int __ham_lock_bucket __P((DB *, HASH_CURSOR *, db_lockmode_t)); #ifdef DEBUG_SLOW -static void account_page(HTAB *, db_pgno_t, int); +static void __account_page(HTAB *, db_pgno_t, int); #endif /* @@ -121,7 +120,7 @@ __ham_item(hashp, cursorp, mode) * pointer to be the beginning of the datum. */ memcpy(&cursorp->dup_len, - H_PAIRDATA(cursorp->pagep, cursorp->bndx)->data + + HKEYDATA_DATA(H_PAIRDATA(cursorp->pagep, cursorp->bndx)) + cursorp->dup_off, sizeof(db_indx_t)); else if (F_ISSET(cursorp, H_ISDUP)) { /* Make sure we're not about to run off the page. */ @@ -326,8 +325,8 @@ __ham_item_prev(hashp, cursorp, mode) else { HASH_CURSOR *h; h = cursorp; - memcpy(&h->dup_len, - H_PAIRDATA(h->pagep, h->bndx)->data + memcpy(&h->dup_len, HKEYDATA_DATA( + H_PAIRDATA(h->pagep, h->bndx)) + h->dup_off - sizeof(db_indx_t), sizeof(db_indx_t)); cursorp->dup_off -= @@ -481,7 +480,7 @@ __ham_putitem(p, dbt, type) } else { off = HOFFSET(p) - HKEYDATA_SIZE(dbt->size); HOFFSET(p) = p->inp[n] = off; - PUT_HKEYDATA(GET_HKEYDATA(p, n), dbt->data, dbt->size, type); + PUT_HKEYDATA(P_ENTRY(p, n), dbt->data, dbt->size, type); } /* Adjust page info. */ @@ -524,24 +523,24 @@ __ham_del_pair(hashp, cursorp) * entry referring to the big item. */ ret = 0; - if (H_PAIRKEY(p, ndx)->type == H_OFFPAGE) { - memcpy(&pgno, (u_int8_t *)GET_HOFFPAGE(p, H_KEYINDEX(ndx)) + - SSZ(HOFFPAGE, pgno), sizeof(db_pgno_t)); + if (HPAGE_PTYPE(H_PAIRKEY(p, ndx)) == H_OFFPAGE) { + memcpy(&pgno, HOFFPAGE_PGNO(P_ENTRY(p, H_KEYINDEX(ndx))), + sizeof(db_pgno_t)); ret = __db_doff(hashp->dbp, pgno, __ham_del_page); } if (ret == 0) - switch (H_PAIRDATA(p, ndx)->type) { + switch (HPAGE_PTYPE(H_PAIRDATA(p, ndx))) { case H_OFFPAGE: memcpy(&pgno, - (u_int8_t *)GET_HOFFPAGE(p, H_DATAINDEX(ndx)) + - SSZ(HOFFPAGE, pgno), sizeof(db_pgno_t)); + HOFFPAGE_PGNO(P_ENTRY(p, H_DATAINDEX(ndx))), + sizeof(db_pgno_t)); ret = __db_doff(hashp->dbp, pgno, __ham_del_page); break; case H_OFFDUP: memcpy(&pgno, - (u_int8_t *)GET_HOFFDUP(p, H_DATAINDEX(ndx)) + - SSZ(HOFFDUP, pgno), sizeof(db_pgno_t)); + HOFFDUP_PGNO(P_ENTRY(p, H_DATAINDEX(ndx))), + sizeof(db_pgno_t)); ret = __db_ddup(hashp->dbp, pgno, __ham_del_page); break; } @@ -706,13 +705,12 @@ __ham_replpair(hashp, hcp, dbt, make_dup) DBT *dbt; u_int32_t make_dup; { - DBT old_dbt, tmp; + DBT old_dbt, tdata, tmp; DB_LSN new_lsn; - HKEYDATA *hk; u_int32_t len; int32_t change; int is_big, ret, type; - u_int8_t *beg, *dest, *end, *src; + u_int8_t *beg, *dest, *end, *hk, *src; /* * Big item replacements are handled in generic code. @@ -738,11 +736,10 @@ __ham_replpair(hashp, hcp, dbt, make_dup) change = dbt->size - dbt->dlen; hk = H_PAIRDATA(hcp->pagep, hcp->bndx); - is_big = hk->type == H_OFFPAGE; + is_big = HPAGE_PTYPE(hk) == H_OFFPAGE; if (is_big) - memcpy(&len, (u_int8_t *)hk + SSZ(HOFFPAGE, tlen), - sizeof(u_int32_t)); + memcpy(&len, HOFFPAGE_TLEN(hk), sizeof(u_int32_t)); else len = LEN_HKEYDATA(hcp->pagep, hashp->dbp->pgsize, H_DATAINDEX(hcp->bndx)); @@ -770,13 +767,14 @@ __ham_replpair(hashp, hcp, dbt, make_dup) &tmp, &hcp->big_key, &hcp->big_keylen)) != 0) return (ret); - type = hk->type; if (dbt->doff == 0 && dbt->dlen == len) { ret = __ham_del_pair(hashp, hcp); if (ret == 0) - ret = __ham_add_el(hashp, hcp, &tmp, dbt, type); + ret = __ham_add_el(hashp, + hcp, &tmp, dbt, H_KEYDATA); } else { /* Case B */ - DBT tdata; + type = HPAGE_PTYPE(hk) != H_OFFPAGE ? + HPAGE_PTYPE(hk) : H_KEYDATA; tdata.flags = 0; F_SET(&tdata, DB_DBT_MALLOC | DB_DBT_INTERNAL); @@ -824,7 +822,7 @@ err: free(tmp.data); * Set up pointer into existing data. Do it before the log * message so we can use it inside of the log setup. */ - beg = H_PAIRDATA(hcp->pagep, hcp->bndx)->data; + beg = HKEYDATA_DATA(H_PAIRDATA(hcp->pagep, hcp->bndx)); beg += dbt->doff; /* @@ -885,11 +883,11 @@ __ham_onpage_replace(pagep, pgsize, ndx, off, change, dbt) if (off < 0) len = pagep->inp[ndx] - HOFFSET(pagep); else if ((u_int32_t)off >= LEN_HKEYDATA(pagep, pgsize, ndx)) { - len = GET_HKEYDATA(pagep, ndx)->data + + len = HKEYDATA_DATA(P_ENTRY(pagep, ndx)) + LEN_HKEYDATA(pagep, pgsize, ndx) - src; zero_me = 1; } else - len = (GET_HKEYDATA(pagep, ndx)->data + off) - src; + len = (HKEYDATA_DATA(P_ENTRY(pagep, ndx)) + off) - src; dest = src - change; memmove(dest, src, len); if (zero_me) @@ -901,7 +899,7 @@ __ham_onpage_replace(pagep, pgsize, ndx, off, change, dbt) HOFFSET(pagep) -= change; } if (off >= 0) - memcpy(GET_HKEYDATA(pagep, ndx)->data + off, + memcpy(HKEYDATA_DATA(P_ENTRY(pagep, ndx)) + off, dbt->data, dbt->size); else memcpy(P_ENTRY(pagep, ndx), dbt->data, dbt->size); @@ -1319,7 +1317,7 @@ __ham_new_page(hashp, addr, type, pp) return (ret); #ifdef DEBUG_SLOW - account_page(hashp, addr, 1); + __account_page(hashp, addr, 1); #endif /* This should not be necessary because page-in should do it. */ P_INIT(pagep, @@ -1398,7 +1396,7 @@ __ham_put_page(dbp, pagep, is_dirty) int32_t is_dirty; { #ifdef DEBUG_SLOW - account_page((HTAB *)dbp->cookie, + __account_page((HTAB *)dbp->cookie, ((BKT *)((char *)pagep - sizeof(BKT)))->pgno, -1); #endif return (memp_fput(dbp->mpf, pagep, (is_dirty ? DB_MPOOL_DIRTY : 0))); @@ -1432,7 +1430,7 @@ __ham_get_page(dbp, addr, pagep) ret = memp_fget(dbp->mpf, &addr, DB_MPOOL_CREATE, pagep); #ifdef DEBUG_SLOW if (*pagep != NULL) - account_page((HTAB *)dbp->internal, addr, 1); + __account_page((HTAB *)dbp->internal, addr, 1); #endif return (ret); } @@ -1523,11 +1521,11 @@ __ham_overflow_page(dbp, type, pp) #ifdef DEBUG /* * PUBLIC: #ifdef DEBUG - * PUBLIC: int bucket_to_page __P((HTAB *, int)); + * PUBLIC: int __bucket_to_page __P((HTAB *, int)); * PUBLIC: #endif */ int -bucket_to_page(hashp, n) +__bucket_to_page(hashp, n) HTAB *hashp; int n; { @@ -1735,7 +1733,7 @@ __ham_dpair(dbp, p, pndx) #ifdef DEBUG_SLOW static void -account_page(hashp, pgno, inout) +__account_page(hashp, pgno, inout) HTAB *hashp; db_pgno_t pgno; int inout; @@ -1767,7 +1765,8 @@ account_page(hashp, pgno, inout) last--; } for (i = 0; i < last; i++, list[i].times++) - if (list[i].times > 20 && !is_bitmap_pgno(hashp, list[i].pgno)) + if (list[i].times > 20 && + !__is_bitmap_pgno(hashp, list[i].pgno)) (void)fprintf(stderr, "Warning: pg %lu has been out for %d times\n", (u_long)list[i].pgno, list[i].times); diff --git a/db2/hash/hash_rec.c b/db2/hash/hash_rec.c index 81d9bb5..1b30be3 100644 --- a/db2/hash/hash_rec.c +++ b/db2/hash/hash_rec.c @@ -47,7 +47,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)hash_rec.c 10.12 (Sleepycat) 8/22/97"; +static const char sccsid[] = "@(#)hash_rec.c 10.13 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -364,11 +364,11 @@ __ham_replace_recover(logp, dbtp, lsnp, redo, info) DB *mdbp, *file_dbp; DB_MPOOLFILE *mpf; DBT dbt; - HKEYDATA *hk; HTAB *hashp; PAGE *pagep; int32_t grow; int change, cmp_n, cmp_p, getmeta, ret; + u_int8_t *hk; getmeta = 0; hashp = NULL; /* XXX: shut the compiler up. */ @@ -421,11 +421,11 @@ __ham_replace_recover(logp, dbtp, lsnp, redo, info) __ham_onpage_replace(pagep, file_dbp->pgsize, argp->ndx, argp->off, grow, &dbt); if (argp->makedup) { - hk = GET_HKEYDATA(pagep, argp->ndx); + hk = P_ENTRY(pagep, argp->ndx); if (redo) - hk->type = H_DUPLICATE; + HPAGE_PTYPE(hk) = H_DUPLICATE; else - hk->type = H_KEYDATA; + HPAGE_PTYPE(hk) = H_KEYDATA; } } @@ -738,7 +738,7 @@ __ham_ovfl_recover(logp, dbtp, lsnp, redo, info) DBT *dbtp; DB_LSN *lsnp; int redo; - void *info; + void *info; { __ham_ovfl_args *argp; DB *mdbp, *file_dbp; diff --git a/db2/include/btree.h b/db2/include/btree.h index 5cf4224..878096b 100644 --- a/db2/include/btree.h +++ b/db2/include/btree.h @@ -43,7 +43,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)btree.h 10.16 (Sleepycat) 8/24/97 + * @(#)btree.h 10.17 (Sleepycat) 9/23/97 */ /* Forward structure declarations. */ @@ -181,6 +181,12 @@ struct __cursor { #define C_DELETED 0x0001 #define C_REPLACE 0x0002 #define C_REPLACE_SETUP 0x0004 + + /* + * Internal cursor held for DB->get; don't hold locks unless involved + * in a TXN. + */ +#define C_INTERNAL 0x0008 u_int32_t flags; }; diff --git a/db2/include/btree_ext.h b/db2/include/btree_ext.h index dab0f5b..9133c58 100644 --- a/db2/include/btree_ext.h +++ b/db2/include/btree_ext.h @@ -8,6 +8,7 @@ int __bam_pgin __P((db_pgno_t, void *, DBT *)); int __bam_pgout __P((db_pgno_t, void *, DBT *)); int __bam_mswap __P((PAGE *)); int __bam_cursor __P((DB *, DB_TXN *, DBC **)); +int __bam_c_iclose __P((DB *, DBC *)); int __bam_get __P((DB *, DB_TXN *, DBT *, DBT *, int)); int __bam_ovfl_chk __P((DB *, CURSOR *, u_int32_t, int)); int __bam_ca_delete __P((DB *, db_pgno_t, u_int32_t, CURSOR *)); @@ -51,6 +52,7 @@ int __bam_cdel_recover int __ram_open __P((DB *, DBTYPE, DB_INFO *)); int __ram_cursor __P((DB *, DB_TXN *, DBC **)); int __ram_close __P((DB *)); +int __ram_c_iclose __P((DB *, DBC *)); void __ram_ca __P((DB *, db_recno_t, ca_recno_arg)); int __ram_getno __P((DB *, const DBT *, db_recno_t *, int)); int __ram_snapshot __P((DB *)); diff --git a/db2/include/db.h.src b/db2/include/db.h.src index f9b29fa..63d9603 100644 --- a/db2/include/db.h.src +++ b/db2/include/db.h.src @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db.h.src 10.67 (Sleepycat) 8/25/97 + * @(#)db.h.src 10.77 (Sleepycat) 9/24/97 */ #ifndef _DB_H_ @@ -67,8 +67,8 @@ #define DB_VERSION_MAJOR 2 #define DB_VERSION_MINOR 3 -#define DB_VERSION_PATCH 4 -#define DB_VERSION_STRING "Sleepycat Software: DB 2.3.4: (8/20/97)" +#define DB_VERSION_PATCH 10 +#define DB_VERSION_STRING "Sleepycat Software: DB 2.3.10: (9/24/97)" typedef u_int32_t db_pgno_t; /* Page number type. */ typedef u_int16_t db_indx_t; /* Page offset type. */ @@ -329,6 +329,7 @@ struct __db_info { #define DB_NEEDSPLIT ( -9) /* Page needs to be split. */ #define DB_REGISTERED (-10) /* Entry was previously registered. */ #define DB_SWAPBYTES (-11) /* Database needs byte swapping. */ +#define DB_TXN_CKP (-12) /* Encountered ckp record in log. */ struct __db_ilock { /* Internal DB access method lock. */ db_pgno_t pgno; /* Page being locked. */ @@ -338,7 +339,7 @@ struct __db_ilock { /* Internal DB access method lock. */ /* DB access method description structure. */ struct __db { - void *mutex; /* Synchronization for free threading */ + void *mutexp; /* Synchronization for free threading */ DBTYPE type; /* DB access method. */ DB_ENV *dbenv; /* DB_ENV structure. */ DB_ENV *mp_dbenv; /* DB_ENV for local mpool creation. */ @@ -640,11 +641,11 @@ extern "C" { #endif int memp_close __P((DB_MPOOL *)); int memp_fclose __P((DB_MPOOLFILE *)); -int memp_fget __P((DB_MPOOLFILE *, db_pgno_t *, unsigned long, void *)); +int memp_fget __P((DB_MPOOLFILE *, db_pgno_t *, int, void *)); int memp_fopen __P((DB_MPOOL *, const char *, int, int, int, size_t, int, DBT *, u_int8_t *, DB_MPOOLFILE **)); -int memp_fput __P((DB_MPOOLFILE *, void *, unsigned long)); -int memp_fset __P((DB_MPOOLFILE *, void *, unsigned long)); +int memp_fput __P((DB_MPOOLFILE *, void *, int)); +int memp_fset __P((DB_MPOOLFILE *, void *, int)); int memp_fsync __P((DB_MPOOLFILE *)); int memp_open __P((const char *, int, int, DB_ENV *, DB_MPOOL **)); int memp_register __P((DB_MPOOL *, int, @@ -697,7 +698,7 @@ extern "C" { #endif int txn_abort __P((DB_TXN *)); int txn_begin __P((DB_TXNMGR *, DB_TXN *, DB_TXN **)); -int txn_checkpoint __P((const DB_TXNMGR *, long, long)); +int txn_checkpoint __P((const DB_TXNMGR *, int, int)); int txn_commit __P((DB_TXN *)); int txn_close __P((DB_TXNMGR *)); u_int32_t txn_id __P((DB_TXN *)); diff --git a/db2/include/db_185.h.src b/db2/include/db_185.h.src index 52fb3a0..3fbca8b 100644 --- a/db2/include/db_185.h.src +++ b/db2/include/db_185.h.src @@ -36,7 +36,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)db_185.h.src 8.3 (Sleepycat) 7/27/97 + * @(#)db_185.h.src 8.4 (Sleepycat) 9/16/97 */ #ifndef _DB_185_H_ @@ -72,6 +72,14 @@ @u_int32_decl@ #endif +/* + * XXX + * SGI/IRIX already has a pgno_t. + */ +#ifdef sgi +#define pgno_t db_pgno_t +#endif + #define MAX_PAGE_NUMBER 0xffffffff /* >= # of pages in a file */ typedef u_int32_t pgno_t; #define MAX_PAGE_OFFSET 65535 /* >= # of bytes in a page */ diff --git a/db2/include/db_cxx.h b/db2/include/db_cxx.h index 506aed8..611d967 100644 --- a/db2/include/db_cxx.h +++ b/db2/include/db_cxx.h @@ -4,7 +4,7 @@ * Copyright (c) 1997 * Sleepycat Software. All rights reserved. * - * @(#)db_cxx.h 10.7 (Sleepycat) 8/22/97 + * @(#)db_cxx.h 10.8 (Sleepycat) 9/20/97 */ #ifndef _DB_CXX_H_ @@ -303,9 +303,9 @@ class _exported DbMpoolFile { public: int close(); - int get(db_pgno_t *pgnoaddr, unsigned long flags, void *pagep); - int put(void *pgaddr, unsigned long flags); - int set(void *pgaddr, unsigned long flags); + int get(db_pgno_t *pgnoaddr, int flags, void *pagep); + int put(void *pgaddr, int flags); + int set(void *pgaddr, int flags); int sync(); static int open(DbMpool *mp, const char *file, @@ -391,7 +391,7 @@ class _exported DbTxnMgr friend DbEnv; public: int begin(DbTxn *pid, DbTxn **tid); - int checkpoint(long kbyte, long min) const; + int checkpoint(int kbyte, int min) const; int close(); int stat(DB_TXN_STAT **statp, void *(*db_malloc)(size_t)); diff --git a/db2/include/db_ext.h b/db2/include/db_ext.h index 1cccb47..b18b10f 100644 --- a/db2/include/db_ext.h +++ b/db2/include/db_ext.h @@ -57,8 +57,8 @@ int __db_noop_print int __db_noop_read __P((void *, __db_noop_args **)); int __db_init_print __P((DB_ENV *)); int __db_init_recover __P((DB_ENV *)); -int __db_pgin __P((db_pgno_t, void *)); -int __db_pgout __P((db_pgno_t, void *)); +int __db_pgin __P((db_pgno_t, size_t, void *)); +int __db_pgout __P((db_pgno_t, size_t, void *)); int __db_dispatch __P((DB_LOG *, DBT *, DB_LSN *, int, void *)); int __db_add_recovery __P((DB_ENV *, int (*)(DB_LOG *, DBT *, DB_LSN *, int, void *), u_int32_t)); diff --git a/db2/include/db_int.h.src b/db2/include/db_int.h.src index b60e500..ebadb35 100644 --- a/db2/include/db_int.h.src +++ b/db2/include/db_int.h.src @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db_int.h.src 10.28 (Sleepycat) 8/20/97 + * @(#)db_int.h.src 10.30 (Sleepycat) 9/23/97 */ #ifndef _DB_INTERNAL_H_ @@ -177,11 +177,11 @@ typedef struct _db_mutex_t { /* Lock/unlock a DB thread. */ #define DB_THREAD_LOCK(dbp) \ (F_ISSET(dbp, DB_AM_THREAD) ? \ - __db_mutex_lock((db_mutex_t *)(dbp)->mutex, -1, \ + __db_mutex_lock((db_mutex_t *)(dbp)->mutexp, -1, \ (dbp)->dbenv == NULL ? NULL : (dbp)->dbenv->db_yield) : 0) #define DB_THREAD_UNLOCK(dbp) \ (F_ISSET(dbp, DB_AM_THREAD) ? \ - __db_mutex_unlock((db_mutex_t *)(dbp)->mutex, -1) : 0) + __db_mutex_unlock((db_mutex_t *)(dbp)->mutexp, -1) : 0) /* Btree/recno local statistics structure. */ struct __db_bt_lstat; typedef struct __db_bt_lstat DB_BTREE_LSTAT; @@ -306,14 +306,6 @@ typedef struct __dbpginfo { * Transactions and recovery. *******************************************************/ /* - * The locker id space is divided between the transaction manager and the lock - * manager. Lockid's start at 0 and go to MAX_LOCKER_ID. Txn Id's start at - * MAX_LOCKER_ID + 1 and go up to MAX_TXNID. - */ -#define MAX_LOCKER_ID 0x0fffffff -#define MAX_TXNID 0xffffffff - -/* * Out of band value for a lock. The locks are returned to callers as offsets * into the lock regions. Since the RLAYOUT structure begins all regions, an * offset of 0 is guaranteed not to be a valid lock. diff --git a/db2/include/db_page.h b/db2/include/db_page.h index cde7ff9..30f6072 100644 --- a/db2/include/db_page.h +++ b/db2/include/db_page.h @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db_page.h 10.11 (Sleepycat) 9/3/97 + * @(#)db_page.h 10.13 (Sleepycat) 9/24/97 */ #ifndef _DB_PAGE_H_ @@ -273,6 +273,17 @@ typedef struct _db_page { #define H_OFFDUP 4 /* Overflow page of duplicates. */ /* + * !!! + * Items on hash pages are (potentially) unaligned, so we can never cast the + * (page + offset) pointer to an HKEYDATA, HOFFPAGE or HOFFDUP structure, as + * we do with B+tree on-page structures. Because we frequently want the type + * field, it requires no alignment, and it's in the same location in all three + * structures, there's a pair of macros. + */ +#define HPAGE_PTYPE(p) (*(u_int8_t *)p) +#define HPAGE_TYPE(pg, indx) (*P_ENTRY(pg, indx)) + +/* * The first and second types are H_KEYDATA and H_DUPLICATE, represented * by the HKEYDATA structure: * @@ -294,10 +305,7 @@ typedef struct _hkeydata { u_int8_t type; /* 00: Page type. */ u_int8_t data[1]; /* Variable length key/data item. */ } HKEYDATA; - -/* Get a HKEYDATA item for a specific index. */ -#define GET_HKEYDATA(pg, indx) \ - ((HKEYDATA *)P_ENTRY(pg, indx)) +#define HKEYDATA_DATA(p) (((u_int8_t *)p) + SSZA(HKEYDATA, data)) /* * The length of any HKEYDATA item. Note that indx is an element index, @@ -333,8 +341,8 @@ typedef struct _hkeydata { #define H_NUMPAIRS(pg) (NUM_ENT(pg) / 2) #define H_KEYINDEX(pindx) (2 * (pindx)) #define H_DATAINDEX(pindx) ((2 * (pindx)) + 1) -#define H_PAIRKEY(pg, pindx) GET_HKEYDATA(pg, H_KEYINDEX(pindx)) -#define H_PAIRDATA(pg, pindx) GET_HKEYDATA(pg, H_DATAINDEX(pindx)) +#define H_PAIRKEY(pg, pindx) P_ENTRY(pg, H_KEYINDEX(pindx)) +#define H_PAIRDATA(pg, pindx) P_ENTRY(pg, H_DATAINDEX(pindx)) #define H_PAIRSIZE(pg, psize, pindx) \ (LEN_HITEM(pg, psize, H_KEYINDEX(pindx)) + \ LEN_HITEM(pg, psize, H_DATAINDEX(pindx))) @@ -355,9 +363,8 @@ typedef struct _hoffpage { u_int32_t tlen; /* 08-11: Total length of item. */ } HOFFPAGE; -/* Get a HOFFPAGE item for a specific index. */ -#define GET_HOFFPAGE(pg, indx) \ - ((HOFFPAGE *)P_ENTRY(pg, indx)) +#define HOFFPAGE_PGNO(p) (((u_int8_t *)p) + SSZ(HOFFPAGE, pgno)) +#define HOFFPAGE_TLEN(p) (((u_int8_t *)p) + SSZ(HOFFPAGE, tlen)) /* * Page space required to add a new HOFFPAGE item to the page, with and @@ -378,10 +385,7 @@ typedef struct _hoffdup { u_int8_t unused[3]; /* 01-03: Padding, unused. */ db_pgno_t pgno; /* 04-07: Offpage page number. */ } HOFFDUP; - -/* Get a HOFFDUP item for a specific index. */ -#define GET_HOFFDUP(pg, indx) \ - ((HOFFDUP *)P_ENTRY(pg, indx)) +#define HOFFDUP_PGNO(p) (((u_int8_t *)p) + SSZ(HOFFDUP, pgno)) /* * Page space required to add a new HOFFDUP item to the page, with and diff --git a/db2/include/db_shash.h b/db2/include/db_shash.h index f695a2b..b94e0f1 100644 --- a/db2/include/db_shash.h +++ b/db2/include/db_shash.h @@ -4,14 +4,14 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)db_shash.h 10.1 (Sleepycat) 4/12/97 + * @(#)db_shash.h 10.2 (Sleepycat) 9/16/97 */ /* Hash Headers */ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; /* - * __db_hashlookup -- + * HASHLOOKUP -- * * Look up something in a shared memory hash table. The "elt" argument * should be a key, and cmp_func must know how to compare a key to whatever @@ -30,7 +30,7 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; * If the element is not in the hash table, this macro exits with result * set to NULL. */ -#define __db_hashlookup(begin, type, field, elt, r, n, hash, cmp) do { \ +#define HASHLOOKUP(begin, type, field, elt, r, n, hash, cmp) do { \ DB_HASHTAB *__bucket; \ u_int32_t __ndx; \ \ @@ -43,10 +43,10 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; } while(0) /* - * __db_hashinsert -- + * HASHINSERT -- * * Insert a new entry into the hash table. This assumes that lookup has - * failed; don't call it if you haven't already called __db_hashlookup. + * failed; don't call it if you haven't already called HASHLOOKUP. * begin: the beginning address of the hash table. * type: the structure type of the elements that are linked in each bucket. * field: the name of the field by which the "type" structures are linked. @@ -54,7 +54,7 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; * nelems: the number of buckets in the hash table. * hash_func: the hash function that operates on elements of the type of elt */ -#define __db_hashinsert(begin, type, field, elt, n, hash) do { \ +#define HASHINSERT(begin, type, field, elt, n, hash) do { \ u_int32_t __ndx; \ DB_HASHTAB *__bucket; \ \ @@ -64,7 +64,7 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; } while(0) /* - * __db_hashremove -- + * HASHREMOVE -- * Remove the entry with a key == elt. * begin: address of the beginning of the hash table. * type: the structure type of the elements that are linked in each bucket. @@ -75,19 +75,19 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; * cmp_func: compare elements of the type of elt with those in the table (of * type "type"). */ -#define __db_hashremove(begin, type, field, elt, n, hash, cmp) { \ +#define HASHREMOVE(begin, type, field, elt, n, hash, cmp) { \ u_int32_t __ndx; \ DB_HASHTAB *__bucket; \ SH_TAILQ_ENTRY *__entp; \ \ __ndx = hash(elt) % (n); \ __bucket = &begin[__ndx]; \ - __db_hashlookup(begin, type, field, elt, __entp, n, hash, cmp); \ + HASHLOOKUP(begin, type, field, elt, __entp, n, hash, cmp); \ SH_TAILQ_REMOVE(__bucket, __entp, field, type); \ } /* - * __db_hashremove_el -- + * HASHREMOVE_EL -- * Given the object "obj" in the table, remove it. * begin: address of the beginning of the hash table. * type: the structure type of the elements that are linked in each bucket. @@ -96,7 +96,7 @@ typedef SH_TAILQ_HEAD(hash_head) DB_HASHTAB; * nelems: the number of buckets in the hash table. * hash_func: the hash function that operates on elements of the type of elt */ -#define __db_hashremove_el(begin, type, field, obj, n, hash) { \ +#define HASHREMOVE_EL(begin, type, field, obj, n, hash) { \ u_int32_t __ndx; \ DB_HASHTAB *__bucket; \ \ diff --git a/db2/include/hash_ext.h b/db2/include/hash_ext.h index 5ae63dc..32788c7 100644 --- a/db2/include/hash_ext.h +++ b/db2/include/hash_ext.h @@ -1,6 +1,7 @@ /* Do not edit: automatically built by dist/distrib. */ int __ham_open __P((DB *, DB_INFO *)); int __ham_close __P((DB *)); +int __ham_c_iclose __P((DB *, DBC *)); int __ham_expand_table __P((HTAB *)); u_int32_t __ham_call_hash __P((HTAB *, u_int8_t *, int32_t)); int __ham_init_dbt __P((DBT *, u_int32_t, void **, u_int32_t *)); @@ -96,7 +97,7 @@ int __ham_dirty_page __P((HTAB *, PAGE *)); int __ham_get_page __P((DB *, db_pgno_t, PAGE **)); int __ham_overflow_page __P((DB *, u_int32_t, PAGE **)); #ifdef DEBUG -int bucket_to_page __P((HTAB *, int)); +int __bucket_to_page __P((HTAB *, int)); #endif void __ham_init_ovflpages __P((HTAB *)); int __ham_get_cpage __P((HTAB *, HASH_CURSOR *, db_lockmode_t)); diff --git a/db2/include/lock.h b/db2/include/lock.h index 18d29e8..8f9e81c 100644 --- a/db2/include/lock.h +++ b/db2/include/lock.h @@ -4,13 +4,19 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)lock.h 10.7 (Sleepycat) 7/29/97 + * @(#)lock.h 10.8 (Sleepycat) 9/23/97 */ typedef struct __db_lockobj DB_LOCKOBJ; #define DB_DEFAULT_LOCK_FILE "__db_lock.share" #define DB_LOCK_DEFAULT_N 5000 + +/* + * The locker id space is divided between the transaction manager and the lock + * manager. Lockid's start at 0 and go to DB_LOCK_MAXID. Txn Id's start at + * DB_LOCK_MAXID + 1 and go up to TXN_INVALID. + */ #define DB_LOCK_MAXID 0x7fffffff /* diff --git a/db2/include/log.h b/db2/include/log.h index 970dfd1..a9c82fa 100644 --- a/db2/include/log.h +++ b/db2/include/log.h @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)log.h 10.8 (Sleepycat) 8/18/97 + * @(#)log.h 10.9 (Sleepycat) 9/23/97 */ #ifndef _LOG_H_ @@ -30,11 +30,11 @@ struct __log_persist; typedef struct __log_persist LOGP; /* Macros to lock/unlock the region and threads. */ #define LOCK_LOGTHREAD(dblp) \ if (F_ISSET(dblp, DB_AM_THREAD)) \ - (void)__db_mutex_lock(&(dblp)->mutex, -1, \ + (void)__db_mutex_lock((dblp)->mutexp, -1, \ (dblp)->dbenv == NULL ? NULL : (dblp)->dbenv->db_yield) #define UNLOCK_LOGTHREAD(dblp) \ if (F_ISSET(dblp, DB_AM_THREAD)) \ - (void)__db_mutex_unlock(&(dblp)->mutex, -1); + (void)__db_mutex_unlock((dblp)->mutexp, -1); #define LOCK_LOGREGION(dblp) \ (void)__db_mutex_lock(&((RLAYOUT *)(dblp)->lp)->lock, \ (dblp)->fd, (dblp)->dbenv == NULL ? NULL : (dblp)->dbenv->db_yield) @@ -56,7 +56,7 @@ typedef struct __db_entry { */ struct __db_log { /* These fields need to be protected for multi-threaded support. */ - db_mutex_t mutex; /* Mutex for thread protection. */ + db_mutex_t *mutexp; /* Mutex for thread protection. */ DB_ENTRY *dbentry; /* Recovery file-id mapping. */ #define DB_GROW_SIZE 64 @@ -86,6 +86,8 @@ struct __db_log { void *addr; /* Address of shalloc() region. */ int fd; /* Region file descriptor. */ + char *dir; /* Directory argument. */ + u_int32_t flags; /* Support the DB_AM_XXX flags. */ }; diff --git a/db2/include/log_ext.h b/db2/include/log_ext.h index d5c9dd6..bc63d9d 100644 --- a/db2/include/log_ext.h +++ b/db2/include/log_ext.h @@ -1,6 +1,6 @@ /* Do not edit: automatically built by dist/distrib. */ -int __log_find __P((DB_ENV *, LOG *, int *)); -int __log_valid __P((DB_ENV *, LOG *, int)); +int __log_find __P((DB_LOG *, int *)); +int __log_valid __P((DB_LOG *, LOG *, int)); int __log_register_log __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t, DBT *, DBT *, u_int32_t, DBTYPE)); @@ -18,7 +18,7 @@ int __log_init_recover __P((DB_ENV *)); int __log_findckp __P((DB_LOG *, DB_LSN *)); int __log_get __P((DB_LOG *, DB_LSN *, DBT *, int, int)); int __log_put __P((DB_LOG *, DB_LSN *, const DBT *, int)); -int __log_name __P((DB_ENV *, int, char **)); +int __log_name __P((DB_LOG *, int, char **)); int __log_register_recover __P((DB_LOG *, DBT *, DB_LSN *, int, void *)); int __log_unregister_recover diff --git a/db2/include/mp.h b/db2/include/mp.h index 1fe0c75..3b71774 100644 --- a/db2/include/mp.h +++ b/db2/include/mp.h @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)mp.h 10.15 (Sleepycat) 8/29/97 + * @(#)mp.h 10.16 (Sleepycat) 9/23/97 */ struct __bh; typedef struct __bh BH; @@ -99,7 +99,7 @@ struct __mpoolfile; typedef struct __mpoolfile MPOOLFILE; */ struct __db_mpool { /* These fields need to be protected for multi-threaded support. */ - db_mutex_t mutex; /* Structure lock. */ + db_mutex_t *mutexp; /* Structure lock. */ /* List of pgin/pgout routines. */ LIST_HEAD(__db_mpregh, __db_mpreg) dbregq; @@ -145,7 +145,7 @@ struct __db_mpreg { */ struct __db_mpoolfile { /* These fields need to be protected for multi-threaded support. */ - db_mutex_t mutex; /* Structure lock. */ + db_mutex_t *mutexp; /* Structure lock. */ int fd; /* Underlying file descriptor. */ diff --git a/db2/include/shqueue.h b/db2/include/shqueue.h index c3e2f4a..c596d33 100644 --- a/db2/include/shqueue.h +++ b/db2/include/shqueue.h @@ -1,38 +1,11 @@ -/* - * Copyright (c) 1991, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. +/*- + * See the file LICENSE for redistribution information. * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. + * Copyright (c) 1996, 1997 + * Sleepycat Software. All rights reserved. * - * @(#)shqueue.h 8.11 (Sleepycat) 7/27/97 + * @(#)shqueue.h 8.12 (Sleepycat) 9/10/97 */ - #ifndef _SYS_SHQUEUE_H_ #define _SYS_SHQUEUE_H_ diff --git a/db2/include/txn.h b/db2/include/txn.h index f4e0999..8bb3976 100644 --- a/db2/include/txn.h +++ b/db2/include/txn.h @@ -4,7 +4,7 @@ * Copyright (c) 1996, 1997 * Sleepycat Software. All rights reserved. * - * @(#)txn.h 10.6 (Sleepycat) 7/29/97 + * @(#)txn.h 10.10 (Sleepycat) 9/23/97 */ #ifndef _TXN_H_ #define _TXN_H_ @@ -14,8 +14,9 @@ * the region is always created group RW of the group owning the directory. */ #define DEFAULT_TXN_FILE "__db_txn.share" +/* TXN_MINIMUM = (DB_LOCK_MAXID + 1) but this makes compilers complain. */ +#define TXN_MINIMUM 0x80000000 #define TXN_INVALID 0xffffffff /* Maximum number of txn ids. */ -#define TXN_MINIMUM 0x80000000 /* First transaction id */ /* * Transaction type declarations. @@ -36,6 +37,7 @@ typedef struct __txn_detail { #define TXN_ABORTED 2 #define TXN_PREPARED 3 u_int32_t status; /* status of the transaction */ + SH_TAILQ_ENTRY links; /* free/active list */ } TXN_DETAIL; /* @@ -45,7 +47,7 @@ typedef struct __txn_detail { */ struct __db_txnmgr { /* These fields need to be protected for multi-threaded support. */ - db_mutex_t mutex; /* Synchronization. */ + db_mutex_t *mutexp; /* Synchronization. */ /* list of active transactions */ TAILQ_HEAD(_chain, __db_txn) txn_chain; @@ -57,11 +59,14 @@ struct __db_txnmgr { u_int flags; /* DB_TXN_NOSYNC, DB_THREAD */ size_t reg_size; /* how large we think the region is */ DB_TXNREGION *region; /* address of shared memory region */ + void *mem; /* address of the shalloc space */ }; /* * Layout of the shared memory region. - * + * The region consists of a DB_TXNREGION structure followed by a large + * pool of shalloc'd memory which is used to hold TXN_DETAIL structures + * and thread mutexes (which are dynamically allocated). */ struct __db_txnregion { RLAYOUT hdr; /* Shared memory region header. */ @@ -69,7 +74,6 @@ struct __db_txnregion { u_int32_t version; /* version number */ u_int32_t maxtxns; /* maximum number of active txns */ u_int32_t last_txnid; /* last transaction id given out */ - u_int32_t free_txn; /* head of transaction free list */ DB_LSN pending_ckp; /* last checkpoint did not finish */ DB_LSN last_ckp; /* lsn of the last checkpoint */ time_t time_ckp; /* time of last checkpoint */ @@ -78,20 +82,25 @@ struct __db_txnregion { u_int32_t naborts; /* number of aborted transactions */ u_int32_t ncommits; /* number of committed transactions */ u_int32_t nbegins; /* number of begun transactions */ - TXN_DETAIL table[1]; /* array of TXN structures */ + SH_TAILQ_HEAD(_active) active_txn; /* active transaction list */ }; +/* + * Make the region large enough to hold N transaction detail structures + * plus some space to hold thread handles and the beginning of the shalloc + * region. + */ #define TXN_REGION_SIZE(N) \ - (sizeof(DB_TXNREGION) + N * sizeof(DB_TXN)) + (sizeof(DB_TXNREGION) + N * sizeof(TXN_DETAIL) + 1000) /* Macros to lock/unlock the region and threads. */ #define LOCK_TXNTHREAD(tmgrp) \ if (F_ISSET(tmgrp, DB_THREAD)) \ - (void)__db_mutex_lock(&(tmgrp)->mutex, -1, \ + (void)__db_mutex_lock((tmgrp)->mutexp, -1, \ (tmgrp)->dbenv == NULL ? NULL : (tmgrp)->dbenv->db_yield) #define UNLOCK_TXNTHREAD(tmgrp) \ if (F_ISSET(tmgrp, DB_THREAD)) \ - (void)__db_mutex_unlock(&(tmgrp)->mutex, -1) + (void)__db_mutex_unlock((tmgrp)->mutexp, -1) #define LOCK_TXNREGION(tmgrp) \ (void)__db_mutex_lock(&(tmgrp)->region->hdr.lock,(tmgrp)->fd, \ diff --git a/db2/lock/lock.c b/db2/lock/lock.c index 8fc9133..a2a3b20 100644 --- a/db2/lock/lock.c +++ b/db2/lock/lock.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)lock.c 10.31 (Sleepycat) 8/17/97"; +static const char sccsid[] = "@(#)lock.c 10.36 (Sleepycat) 9/24/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -201,7 +201,7 @@ lock_open(path, flags, mode, dbenv, ltp) * Create the lock table structure. */ if ((lt = (DB_LOCKTAB *)calloc(1, sizeof(DB_LOCKTAB))) == NULL) { - __db_err(dbenv, "%s", strerror(errno)); + __db_err(dbenv, "%s", strerror(ENOMEM)); return (ENOMEM); } lt->dbenv = dbenv; @@ -319,8 +319,10 @@ lock_vec(lt, locker, flags, list, nlist, elistp) case DB_LOCK_GET: ret = __lock_get_internal(lt, locker, flags, list[i].obj, list[i].mode, &lp); - if (ret == 0) + if (ret == 0) { list[i].lock = LOCK_TO_OFFSET(lt, lp); + lt->region->nrequests++; + } break; case DB_LOCK_PUT: lp = OFFSET_TO_LOCK(lt, list[i].lock); @@ -351,7 +353,7 @@ lock_vec(lt, locker, flags, list, nlist, elistp) case DB_LOCK_PUT_OBJ: /* Look up the object in the hash table. */ - __db_hashlookup(lt->hashtab, __db_lockobj, links, + HASHLOOKUP(lt->hashtab, __db_lockobj, links, list[i].obj, sh_obj, lt->region->table_size, __lock_ohash, __lock_cmp); if (sh_obj == NULL) { @@ -596,8 +598,8 @@ __lock_put_internal(lt, lockp, do_all) /* Check if object should be reclaimed. */ if (SH_TAILQ_FIRST(&sh_obj->holders, __db_lock) == NULL) { - __db_hashremove_el(lt->hashtab, __db_lockobj, links, sh_obj, - lt->region->table_size, __lock_lhash); + HASHREMOVE_EL(lt->hashtab, __db_lockobj, + links, sh_obj, lt->region->table_size, __lock_lhash); __db_shalloc_free(lt->mem, SH_DBT_PTR(&sh_obj->lockobj)); SH_TAILQ_INSERT_HEAD(<->region->free_objs, sh_obj, links, __db_lockobj); @@ -676,8 +678,12 @@ __lock_get_internal(lt, locker, flags, obj, lock_mode, lockp) * Now we have a lock and an object and we need to see if we should * grant the lock. We use a FIFO ordering so we can only grant a * new lock if it does not conflict with anyone on the holders list - * OR anyone on the waiters list. In case of conflict, we put the - * new lock on the end of the waiters list. + * OR anyone on the waiters list. The reason that we don't grant if + * there's a conflict is that this can lead to starvation (a writer + * waiting on a popularly read item will never ben granted). The + * downside of this is that a waiting reader can prevent an upgrade + * from reader to writer, which is not uncommon. In case of conflict, + * we put the new lock on the end of the waiters list. */ for (lp = SH_TAILQ_FIRST(&sh_obj->holders, __db_lock); lp != NULL; @@ -1042,7 +1048,7 @@ __lock_dump_locker(lt, op) ptr = SH_DBT_PTR(&op->lockobj); memcpy(&locker, ptr, sizeof(u_int32_t)); - printf("L %lu", (u_long)locker); + printf("L %lx", (u_long)locker); lp = SH_LIST_FIRST(&op->heldby, __db_lock); if (lp == NULL) { @@ -1095,7 +1101,7 @@ __lock_is_locked(lt, locker, dbt, mode) lrp = lt->region; /* Look up the object in the hash table. */ - __db_hashlookup(lt->hashtab, __db_lockobj, links, + HASHLOOKUP(lt->hashtab, __db_lockobj, links, dbt, sh_obj, lrp->table_size, __lock_ohash, __lock_cmp); if (sh_obj == NULL) return (0); @@ -1171,7 +1177,7 @@ __lock_printlock(lt, lp, ispgno) stat = "UNKNOWN"; break; } - printf("\t%lu\t%s\t%lu\t%s\t", + printf("\t%lx\t%s\t%lu\t%s\t", (u_long)lp->holder, mode, (u_long)lp->refcount, stat); lockobj = (DB_LOCKOBJ *)((u_int8_t *)lp + lp->obj); @@ -1243,11 +1249,11 @@ __lock_getobj(lt, locker, dbt, type, objp) /* Look up the object in the hash table. */ if (type == DB_LOCK_OBJTYPE) { - __db_hashlookup(lt->hashtab, __db_lockobj, links, dbt, sh_obj, + HASHLOOKUP(lt->hashtab, __db_lockobj, links, dbt, sh_obj, lrp->table_size, __lock_ohash, __lock_cmp); obj_size = dbt->size; } else { - __db_hashlookup(lt->hashtab, __db_lockobj, links, locker, + HASHLOOKUP(lt->hashtab, __db_lockobj, links, locker, sh_obj, lrp->table_size, __lock_locker_hash, __lock_locker_cmp); obj_size = sizeof(locker); @@ -1288,8 +1294,8 @@ __lock_getobj(lt, locker, dbt, type, objp) sh_obj->lockobj.size = obj_size; sh_obj->lockobj.off = SH_PTR_TO_OFF(&sh_obj->lockobj, p); - __db_hashinsert(lt->hashtab, __db_lockobj, links, sh_obj, - lrp->table_size, __lock_lhash); + HASHINSERT(lt->hashtab, + __db_lockobj, links, sh_obj, lrp->table_size, __lock_lhash); if (type == DB_LOCK_LOCKER) lrp->nlockers++; @@ -1325,8 +1331,8 @@ __lock_freeobj(lt, obj) DB_LOCKTAB *lt; DB_LOCKOBJ *obj; { - __db_hashremove_el(lt->hashtab, __db_lockobj, links, - obj, lt->region->table_size, __lock_lhash); + HASHREMOVE_EL(lt->hashtab, + __db_lockobj, links, obj, lt->region->table_size, __lock_lhash); __db_shalloc_free(lt->mem, SH_DBT_PTR(&obj->lockobj)); SH_TAILQ_INSERT_HEAD(<->region->free_objs, obj, links, __db_lockobj); } diff --git a/db2/lock/lock_deadlock.c b/db2/lock/lock_deadlock.c index f753958..f947f90 100644 --- a/db2/lock/lock_deadlock.c +++ b/db2/lock/lock_deadlock.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)lock_deadlock.c 10.20 (Sleepycat) 8/21/97"; +static const char sccsid[] = "@(#)lock_deadlock.c 10.21 (Sleepycat) 9/6/97"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -300,8 +300,8 @@ retry: count = lt->region->nlockers; for (lp = SH_TAILQ_FIRST(&op->holders, __db_lock); lp != NULL; lp = SH_TAILQ_NEXT(lp, links, __db_lock)) { - if ((__set_errno(__lock_getobj(lt, lp->holder, - NULL, DB_LOCK_LOCKER, &lockerp))) != 0) { + if (__lock_getobj(lt, lp->holder, + NULL, DB_LOCK_LOCKER, &lockerp) != 0) { __db_err(dbenv, "warning unable to find object"); continue; @@ -472,8 +472,7 @@ __dd_debug(dbenv, idmap, bitmap, nlockers) * Alloc space to print 10 bytes per item waited on. */ if ((msgbuf = (char *)malloc((nlockers + 1) * 10 + 64)) == NULL) { - __set_errno(ENOMEM); - __db_err(dbenv, "%s", strerror(errno)); + __db_err(dbenv, "%s", strerror(ENOMEM)); return; } diff --git a/db2/log/log.c b/db2/log/log.c index d3e5183..893c1ee 100644 --- a/db2/log/log.c +++ b/db2/log/log.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)log.c 10.25 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)log.c 10.27 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -29,7 +29,7 @@ static const char sccsid[] = "@(#)log.c 10.25 (Sleepycat) 8/27/97"; #include "txn_auto.h" #include "common_ext.h" -static int __log_recover __P((DB_ENV *, DB_LOG *)); +static int __log_recover __P((DB_LOG *)); /* * log_open -- @@ -70,14 +70,15 @@ log_open(path, flags, mode, dbenv, lpp) if ((dblp = (DB_LOG *)calloc(1, sizeof(DB_LOG))) == NULL) return (ENOMEM); + if (path != NULL && (dblp->dir = strdup(path)) == NULL) { + free(dblp); + return (ENOMEM); + } + dblp->dbenv = dbenv; dblp->lfd = -1; ZERO_LSN(dblp->c_lsn); dblp->c_fd = -1; - if (LF_ISSET(DB_THREAD)) { - F_SET(dblp, DB_AM_THREAD); - (void)__db_mutex_init(&dblp->mutex, -1); - } /* * The log region isn't fixed size because we store the registered @@ -114,7 +115,7 @@ retry: if (LF_ISSET(DB_CREATE)) { newregion = 1; } else if (ret != EEXIST) - return (ret); + goto err; } /* If we didn't or couldn't create the region, try and join it. */ @@ -129,7 +130,7 @@ retry: if (LF_ISSET(DB_CREATE)) { (void)__db_sleep(1, 0); goto retry; } - return (ret); + goto err; } /* Set up the common information. */ @@ -137,19 +138,49 @@ retry: if (LF_ISSET(DB_CREATE)) { dblp->addr = (u_int8_t *)dblp->maddr + sizeof(LOG); dblp->fd = fd; + /* Initialize thread information. */ + if (LF_ISSET(DB_THREAD)) { + F_SET(dblp, DB_AM_THREAD); + + if (!newregion) + LOCK_LOGREGION(dblp); + if ((ret = __db_shalloc(dblp->addr, + sizeof(db_mutex_t), MUTEX_ALIGNMENT, &dblp->mutexp)) == 0) + (void)__db_mutex_init(dblp->mutexp, -1); + if (!newregion) + UNLOCK_LOGREGION(dblp); + if (ret != 0) { + (void)log_close(dblp); + if (newregion) + (void)log_unlink(path, 1, dbenv); + return (ret); + } + } + /* * If doing recovery, try and recover any previous log files * before releasing the lock. */ if (newregion) { - if ((ret = __log_recover(dbenv, dblp)) != 0) { - log_unlink(path, 1, dbenv); + ret = __log_recover(dblp); + UNLOCK_LOGREGION(dblp); + + if (ret != 0) { + (void)log_close(dblp); + (void)log_unlink(path, 1, dbenv); return (ret); } - UNLOCK_LOGREGION(dblp); } *lpp = dblp; return (0); + +err: /* + * We never get here with an allocated thread-mutex, so we do + * not have to worry about freeing it. + */ + FREE(dblp, sizeof(DB_LOG)); + return (ret); + } /* @@ -157,8 +188,7 @@ retry: if (LF_ISSET(DB_CREATE)) { * Recover a log. */ static int -__log_recover(dbenv, dblp) - DB_ENV *dbenv; +__log_recover(dblp) DB_LOG *dblp; { DBT dbt; @@ -173,14 +203,14 @@ __log_recover(dbenv, dblp) * Find a log file. If none exist, we simply return, leaving * everything initialized to a new log. */ - if ((ret = __log_find(dbenv, lp, &cnt)) != 0) + if ((ret = __log_find(dblp, &cnt)) != 0) return (ret); if (cnt == 0) return (0); /* We have a log file name, find the last one. */ while (cnt < MAXLFNAME) - if (__log_valid(dbenv, lp, ++cnt) != 0) { + if (__log_valid(dblp, lp, ++cnt) != 0) { --cnt; break; } @@ -263,7 +293,7 @@ __log_recover(dbenv, dblp) lp->c_lsn.offset = 0; } - __db_err(dbenv, + __db_err(dblp->dbenv, "Recovering the log: last valid LSN: file: %lu offset %lu", (u_long)lp->lsn.file, (u_long)lp->lsn.offset); @@ -277,12 +307,11 @@ __log_recover(dbenv, dblp) * __log_find -- * Try to find a log file. * - * PUBLIC: int __log_find __P((DB_ENV *, LOG *, int *)); + * PUBLIC: int __log_find __P((DB_LOG *, int *)); */ int -__log_find(dbenv, lp, valp) - DB_ENV *dbenv; - LOG *lp; +__log_find(dblp, valp) + DB_LOG *dblp; int *valp; { int cnt, fcnt, logval, ret; @@ -290,7 +319,7 @@ __log_find(dbenv, lp, valp) char **names, *p, *q; /* Find the directory name. */ - if ((ret = __log_name(dbenv, 1, &p)) != 0) + if ((ret = __log_name(dblp, 1, &p)) != 0) return (ret); if ((q = __db_rpath(p)) == NULL) dir = PATH_DOT; @@ -300,7 +329,7 @@ __log_find(dbenv, lp, valp) } /* Get the list of file names. */ - ret = __db_dir(dbenv, dir, &names, &fcnt); + ret = __db_dir(dblp->dbenv, dir, &names, &fcnt); FREES(p); if (ret != 0) return (ret); @@ -314,14 +343,14 @@ __log_find(dbenv, lp, valp) if (strncmp(names[cnt], "log.", sizeof("log.") - 1) == 0) { logval = atoi(names[cnt] + 4); if (logval != 0 && - __log_valid(dbenv, lp, logval) == 0) { + __log_valid(dblp, dblp->lp, logval) == 0) { *valp = logval; break; } } /* Discard the list. */ - __db_dirf(dbenv, names, fcnt); + __db_dirf(dblp->dbenv, names, fcnt); return (ret); } @@ -330,11 +359,11 @@ __log_find(dbenv, lp, valp) * log_valid -- * Validate a log file. * - * PUBLIC: int __log_valid __P((DB_ENV *, LOG *, int)); + * PUBLIC: int __log_valid __P((DB_LOG *, LOG *, int)); */ int -__log_valid(dbenv, lp, cnt) - DB_ENV *dbenv; +__log_valid(dblp, lp, cnt) + DB_LOG *dblp; LOG *lp; int cnt; { @@ -343,7 +372,7 @@ __log_valid(dbenv, lp, cnt) int fd, ret; char *p; - if ((ret = __log_name(dbenv, cnt, &p)) != 0) + if ((ret = __log_name(dblp, cnt, &p)) != 0) return (ret); fd = -1; @@ -357,7 +386,7 @@ __log_valid(dbenv, lp, cnt) ret = EIO; if (fd != -1) { (void)__db_close(fd); - __db_err(dbenv, + __db_err(dblp->dbenv, "Ignoring log file: %s: %s", p, strerror(ret)); } goto err; @@ -365,14 +394,14 @@ __log_valid(dbenv, lp, cnt) (void)__db_close(fd); if (persist.magic != DB_LOGMAGIC) { - __db_err(dbenv, + __db_err(dblp->dbenv, "Ignoring log file: %s: magic number %lx, not %lx", p, (u_long)persist.magic, (u_long)DB_LOGMAGIC); ret = EINVAL; goto err; } if (persist.version < DB_LOGOLDVER || persist.version > DB_LOGVERSION) { - __db_err(dbenv, + __db_err(dblp->dbenv, "Ignoring log file: %s: unsupported log version %lu", p, (u_long)persist.version); ret = EINVAL; @@ -401,6 +430,13 @@ log_close(dblp) ret = 0; + /* Discard the per-thread pointer. */ + if (dblp->mutexp != NULL) { + LOCK_LOGREGION(dblp); + __db_shalloc_free(dblp->addr, dblp->mutexp); + UNLOCK_LOGREGION(dblp); + } + /* Close the region. */ if ((t_ret = __db_rclose(dblp->dbenv, dblp->fd, dblp->maddr)) != 0 && ret == 0) @@ -414,10 +450,12 @@ log_close(dblp) if (dblp->c_fd != -1 && (t_ret = __db_close(dblp->c_fd)) != 0 && ret == 0) ret = t_ret; - - /* Free the structure. */ if (dblp->dbentry != NULL) FREE(dblp->dbentry, (dblp->dbentry_cnt * sizeof(DB_ENTRY))); + if (dblp->dir != NULL) + FREES(dblp->dir); + + /* Free the structure. */ FREE(dblp, sizeof(DB_LOG)); return (ret); diff --git a/db2/log/log_archive.c b/db2/log/log_archive.c index 0d6c3f2..6904a2c 100644 --- a/db2/log/log_archive.c +++ b/db2/log/log_archive.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)log_archive.c 10.23 (Sleepycat) 8/23/97"; +static const char sccsid[] = "@(#)log_archive.c 10.26 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -27,18 +27,18 @@ static const char sccsid[] = "@(#)log_archive.c 10.23 (Sleepycat) 8/23/97"; #include "clib_ext.h" #include "common_ext.h" -static int absname __P((char *, char *, char **)); -static int build_data __P((DB_LOG *, char *, char ***, void *(*)(size_t))); -static int cmpfunc __P((const void *, const void *)); -static int usermem __P((char ***, void *(*)(size_t))); +static int __absname __P((char *, char *, char **)); +static int __build_data __P((DB_LOG *, char *, char ***, void *(*)(size_t))); +static int __cmpfunc __P((const void *, const void *)); +static int __usermem __P((char ***, void *(*)(size_t))); /* * log_archive -- * Supporting function for db_archive(1). */ int -log_archive(logp, listp, flags, db_malloc) - DB_LOG *logp; +log_archive(dblp, listp, flags, db_malloc) + DB_LOG *dblp; char ***listp; int flags; void *(*db_malloc) __P((size_t)); @@ -54,10 +54,10 @@ log_archive(logp, listp, flags, db_malloc) #define OKFLAGS (DB_ARCH_ABS | DB_ARCH_DATA | DB_ARCH_LOG) if (flags != 0) { if ((ret = - __db_fchk(logp->dbenv, "log_archive", flags, OKFLAGS)) != 0) + __db_fchk(dblp->dbenv, "log_archive", flags, OKFLAGS)) != 0) return (ret); if ((ret = - __db_fcchk(logp->dbenv, + __db_fcchk(dblp->dbenv, "log_archive", flags, DB_ARCH_DATA, DB_ARCH_LOG)) != 0) return (ret); } @@ -68,7 +68,7 @@ log_archive(logp, listp, flags, db_malloc) * but that's just not possible. */ if (LF_ISSET(DB_ARCH_ABS)) { - __set_errno(0); + __set_errno (0); if ((pref = getcwd(buf, sizeof(buf))) == NULL) return (errno == 0 ? ENOMEM : errno); } else @@ -76,19 +76,19 @@ log_archive(logp, listp, flags, db_malloc) switch (LF_ISSET(~DB_ARCH_ABS)) { case DB_ARCH_DATA: - return (build_data(logp, pref, listp, db_malloc)); + return (__build_data(dblp, pref, listp, db_malloc)); case DB_ARCH_LOG: memset(&rec, 0, sizeof(rec)); - if (F_ISSET(logp, DB_AM_THREAD)) + if (F_ISSET(dblp, DB_AM_THREAD)) F_SET(&rec, DB_DBT_MALLOC); - if ((ret = log_get(logp, &stable_lsn, &rec, DB_LAST)) != 0) + if ((ret = log_get(dblp, &stable_lsn, &rec, DB_LAST)) != 0) return (ret); - if (F_ISSET(logp, DB_AM_THREAD)) + if (F_ISSET(dblp, DB_AM_THREAD)) free(rec.data); fnum = stable_lsn.file; break; case 0: - if ((ret = __log_findckp(logp, &stable_lsn)) != 0) { + if ((ret = __log_findckp(dblp, &stable_lsn)) != 0) { if (ret != DB_NOTFOUND) return (ret); *listp = NULL; @@ -108,7 +108,7 @@ log_archive(logp, listp, flags, db_malloc) /* Build an array of the file names. */ for (n = 0; fnum > 0; --fnum) { - if ((ret = __log_name(logp->dbenv, fnum, &name)) != 0) + if ((ret = __log_name(dblp, fnum, &name)) != 0) goto err; if (__db_exists(name, NULL) != 0) break; @@ -123,7 +123,7 @@ log_archive(logp, listp, flags, db_malloc) } if (LF_ISSET(DB_ARCH_ABS)) { - if ((ret = absname(pref, name, &array[n])) != 0) + if ((ret = __absname(pref, name, &array[n])) != 0) goto err; FREES(name); } else if ((p = __db_rpath(name)) != NULL) { @@ -146,10 +146,10 @@ log_archive(logp, listp, flags, db_malloc) } /* Sort the list. */ - qsort(array, (size_t)n, sizeof(char *), cmpfunc); + qsort(array, (size_t)n, sizeof(char *), __cmpfunc); /* Rework the memory. */ - if ((ret = usermem(&array, db_malloc)) != 0) + if ((ret = __usermem(&array, db_malloc)) != 0) goto err; *listp = array; @@ -164,12 +164,12 @@ err: if (array != NULL) { } /* - * build_data -- + * __build_data -- * Build a list of datafiles for return. */ static int -build_data(logp, pref, listp, db_malloc) - DB_LOG *logp; +__build_data(dblp, pref, listp, db_malloc) + DB_LOG *dblp; char *pref, ***listp; void *(*db_malloc) __P((size_t)); { @@ -187,19 +187,19 @@ build_data(logp, pref, listp, db_malloc) array[0] = NULL; memset(&rec, 0, sizeof(rec)); - if (F_ISSET(logp, DB_AM_THREAD)) + if (F_ISSET(dblp, DB_AM_THREAD)) F_SET(&rec, DB_DBT_MALLOC); - for (n = 0, ret = log_get(logp, &lsn, &rec, DB_FIRST); - ret == 0; ret = log_get(logp, &lsn, &rec, DB_NEXT)) { + for (n = 0, ret = log_get(dblp, &lsn, &rec, DB_FIRST); + ret == 0; ret = log_get(dblp, &lsn, &rec, DB_NEXT)) { if (rec.size < sizeof(rectype)) { ret = EINVAL; - __db_err(logp->dbenv, "log_archive: bad log record"); + __db_err(dblp->dbenv, "log_archive: bad log record"); goto lg_free; } memcpy(&rectype, rec.data, sizeof(rectype)); if (rectype != DB_log_register) { - if (F_ISSET(logp, DB_AM_THREAD)) { + if (F_ISSET(dblp, DB_AM_THREAD)) { free(rec.data); rec.data = NULL; } @@ -207,7 +207,7 @@ build_data(logp, pref, listp, db_malloc) } if ((ret = __log_register_read(rec.data, &argp)) != 0) { ret = EINVAL; - __db_err(logp->dbenv, + __db_err(dblp->dbenv, "log_archive: unable to read log record"); goto lg_free; } @@ -231,7 +231,7 @@ lg_free: if (F_ISSET(&rec, DB_DBT_MALLOC) && rec.data != NULL) array[++n] = NULL; free(argp); - if (F_ISSET(logp, DB_AM_THREAD)) { + if (F_ISSET(dblp, DB_AM_THREAD)) { free(rec.data); rec.data = NULL; } @@ -245,7 +245,7 @@ lg_free: if (F_ISSET(&rec, DB_DBT_MALLOC) && rec.data != NULL) } /* Sort the list. */ - qsort(array, (size_t)n, sizeof(char *), cmpfunc); + qsort(array, (size_t)n, sizeof(char *), __cmpfunc); /* * Build the real pathnames, discarding nonexistent files and @@ -268,7 +268,7 @@ lg_free: if (F_ISSET(&rec, DB_DBT_MALLOC) && rec.data != NULL) } /* Get the real name. */ - if ((ret = __db_appname(logp->dbenv, + if ((ret = __db_appname(dblp->dbenv, DB_APP_DATA, NULL, array[last], NULL, &real_name)) != 0) goto err2; @@ -284,7 +284,7 @@ lg_free: if (F_ISSET(&rec, DB_DBT_MALLOC) && rec.data != NULL) FREES(array[last]); array[last] = NULL; if (pref != NULL) { - ret = absname(pref, real_name, &array[last]); + ret = __absname(pref, real_name, &array[last]); FREES(real_name); if (ret != 0) goto err2; @@ -302,7 +302,7 @@ lg_free: if (F_ISSET(&rec, DB_DBT_MALLOC) && rec.data != NULL) array[last] = NULL; /* Rework the memory. */ - if ((ret = usermem(&array, db_malloc)) != 0) + if ((ret = __usermem(&array, db_malloc)) != 0) goto err1; *listp = array; @@ -327,11 +327,11 @@ err1: if (array != NULL) { } /* - * absname -- + * __absname -- * Return an absolute path name for the file. */ static int -absname(pref, name, newnamep) +__absname(pref, name, newnamep) char *pref, *name, **newnamep; { size_t l_pref, l_name; @@ -355,12 +355,12 @@ absname(pref, name, newnamep) } /* - * usermem -- + * __usermem -- * Create a single chunk of memory that holds the returned information. * If the user has their own malloc routine, use it. */ static int -usermem(listp, func) +__usermem(listp, func) char ***listp; void *(*func) __P((size_t)); { @@ -406,7 +406,7 @@ usermem(listp, func) } static int -cmpfunc(p1, p2) +__cmpfunc(p1, p2) const void *p1, *p2; { return (strcmp(*((char **)p1), *((char **)p2))); diff --git a/db2/log/log_auto.c b/db2/log/log_auto.c index 5940008..ea88a7b 100644 --- a/db2/log/log_auto.c +++ b/db2/log/log_auto.c @@ -121,7 +121,7 @@ __log_register_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __log_register_read(dbtp->data, &argp)) != 0) + if ((ret = __log_register_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]log_register: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -269,7 +269,7 @@ __log_unregister_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __log_unregister_read(dbtp->data, &argp)) != 0) + if ((ret = __log_unregister_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]log_unregister: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, diff --git a/db2/log/log_get.c b/db2/log/log_get.c index 54a58c7..3f6df6c 100644 --- a/db2/log/log_get.c +++ b/db2/log/log_get.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)log_get.c 10.17 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)log_get.c 10.19 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -145,7 +145,7 @@ __log_get(dblp, alsn, dbt, flags, silent) * Find any log file. Note, we may have only entered records * in the buffer, and not yet written a log file. */ - if ((ret = __log_find(dblp->dbenv, lp, &cnt)) != 0) { + if ((ret = __log_find(dblp, &cnt)) != 0) { __db_err(dblp->dbenv, "log_get: unable to find the first record: no log files found."); goto err2; @@ -157,7 +157,7 @@ __log_get(dblp, alsn, dbt, flags, silent) /* Now go backwards to find the smallest one. */ for (; cnt > 1; --cnt) - if (__log_valid(dblp->dbenv, NULL, cnt) != 0) { + if (__log_valid(dblp, NULL, cnt) != 0) { ++cnt; break; } @@ -223,7 +223,7 @@ retry: * Acquire a file descriptor. */ if (dblp->c_fd == -1) { - if ((ret = __log_name(dblp->dbenv, nlsn.file, &np)) != 0) + if ((ret = __log_name(dblp, nlsn.file, &np)) != 0) goto err1; if ((ret = __db_fdopen(np, DB_RDONLY | DB_SEQUENTIAL, DB_RDONLY | DB_SEQUENTIAL, 0, &dblp->c_fd)) != 0) { @@ -319,6 +319,7 @@ retry: &dblp->c_dbt.data, &dblp->c_dbt.ulen, NULL)) != 0) goto err1; free(tbuf); + tbuf = NULL; cksum: if (hdr.cksum != __ham_func4(dbt->data, dbt->size)) { if (!silent) diff --git a/db2/log/log_put.c b/db2/log/log_put.c index db31f9b..225595f 100644 --- a/db2/log/log_put.c +++ b/db2/log/log_put.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)log_put.c 10.12 (Sleepycat) 8/20/97"; +static const char sccsid[] = "@(#)log_put.c 10.14 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -416,7 +416,7 @@ log_file(dblp, lsn, namep, len) LOCK_LOGREGION(dblp); - ret = __log_name(dblp->dbenv, lsn->file, &p); + ret = __log_name(dblp, lsn->file, &p); UNLOCK_LOGREGION(dblp); @@ -453,14 +453,14 @@ __log_newfd(dblp) /* Get the path of the new file and open it. */ dblp->lfname = dblp->lp->lsn.file; - if ((ret = __log_name(dblp->dbenv, dblp->lfname, &p)) != 0) + if ((ret = __log_name(dblp, dblp->lfname, &p)) != 0) return (ret); if ((ret = __db_fdopen(p, DB_CREATE | DB_SEQUENTIAL, DB_CREATE | DB_SEQUENTIAL, dblp->lp->persist.mode, &dblp->lfd)) != 0) __db_err(dblp->dbenv, - "log_put: %s: %s", p, strerror(errno)); + "log_put: %s: %s", p, strerror(ret)); FREES(p); return (ret); } @@ -469,16 +469,17 @@ __log_newfd(dblp) * __log_name -- * Return the log name for a particular file. * - * PUBLIC: int __log_name __P((DB_ENV *, int, char **)); + * PUBLIC: int __log_name __P((DB_LOG *, int, char **)); */ int -__log_name(dbenv, fn, np) - DB_ENV *dbenv; - int fn; - char **np; +__log_name(dblp, fileno, namep) + DB_LOG *dblp; + char **namep; + int fileno; { char name[sizeof(LFNAME) + 10]; - (void)snprintf(name, sizeof(name), LFNAME, fn); - return (__db_appname(dbenv, DB_APP_LOG, NULL, name, NULL, np)); + (void)snprintf(name, sizeof(name), LFNAME, fileno); + return (__db_appname(dblp->dbenv, + DB_APP_LOG, dblp->dir, name, NULL, namep)); } diff --git a/db2/log/log_register.c b/db2/log/log_register.c index 582eab9..859b1e5 100644 --- a/db2/log/log_register.c +++ b/db2/log/log_register.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)log_register.c 10.10 (Sleepycat) 8/20/97"; +static const char sccsid[] = "@(#)log_register.c 10.11 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -190,8 +190,13 @@ log_unregister(dblp, fid) SH_TAILQ_REMOVE(&dblp->lp->fq, fnp, q, __fname); __db_shalloc_free(dblp->addr, fnp); - /* Remove from the process local table. */ - __log_rem_logid(dblp, fid); + /* + * Remove from the process local table. If this operation is taking + * place during recovery, then the logid was never added to the table, + * so do not remove it. + */ + if (!F_ISSET(dblp, DB_AM_RECOVER)) + __log_rem_logid(dblp, fid); ret1: UNLOCK_LOGREGION(dblp); diff --git a/db2/mp/mp_bh.c b/db2/mp/mp_bh.c index 3d0d053..fb6bc96 100644 --- a/db2/mp/mp_bh.c +++ b/db2/mp/mp_bh.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_bh.c 10.15 (Sleepycat) 8/29/97"; +static const char sccsid[] = "@(#)mp_bh.c 10.16 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -55,7 +55,7 @@ __memp_bhwrite(dbmp, mfp, bhp, restartp, wrotep) * If we find a descriptor on the file that's not open for writing, we * try and upgrade it to make it writeable. */ - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); for (dbmfp = TAILQ_FIRST(&dbmp->dbmfq); dbmfp != NULL; dbmfp = TAILQ_NEXT(dbmfp, q)) if (dbmfp->mfp == mfp) { @@ -64,7 +64,7 @@ __memp_bhwrite(dbmp, mfp, bhp, restartp, wrotep) return (0); break; } - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); if (dbmfp != NULL) goto found; @@ -75,12 +75,12 @@ __memp_bhwrite(dbmp, mfp, bhp, restartp, wrotep) * nothing we can do. */ if (mfp->ftype != 0) { - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); for (mpreg = LIST_FIRST(&dbmp->dbregq); mpreg != NULL; mpreg = LIST_NEXT(mpreg, q)) if (mpreg->ftype == mfp->ftype) break; - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); if (mpreg == NULL) return (0); } @@ -135,19 +135,19 @@ __memp_pgread(dbmfp, bhp, can_create) * Seek to the page location. */ ret = 0; - LOCKHANDLE(dbmp, &dbmfp->mutex); + LOCKHANDLE(dbmp, dbmfp->mutexp); if (dbmfp->fd == -1 || (ret = __db_lseek(dbmfp->fd, pagesize, bhp->pgno, 0, SEEK_SET)) != 0) { if (!can_create) { if (dbmfp->fd == -1) ret = EINVAL; - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); __db_err(dbmp->dbenv, "%s: page %lu doesn't exist, create flag not set", dbmfp->path, (u_long)bhp->pgno); goto err; } - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); /* Clear any uninitialized data. */ memset(bhp->buf, 0, pagesize); @@ -159,7 +159,7 @@ __memp_pgread(dbmfp, bhp, can_create) * any valid data is preserved. */ ret = __db_read(dbmfp->fd, bhp->buf, pagesize, &nr); - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); if (ret != 0) goto err; @@ -268,10 +268,10 @@ __memp_pgwrite(dbmfp, bhp, restartp, wrotep) } /* Temporary files may not yet have been created. */ - LOCKHANDLE(dbmp, &dbmfp->mutex); + LOCKHANDLE(dbmp, dbmfp->mutexp); if (dbmfp->fd == -1 && ((ret = __db_appname(dbenv, DB_APP_TMP, NULL, NULL, &dbmfp->fd, NULL)) != 0 || dbmfp->fd == -1)) { - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); __db_err(dbenv, "unable to create temporary backing file"); goto err; } @@ -282,7 +282,7 @@ __memp_pgwrite(dbmfp, bhp, restartp, wrotep) fail = "seek"; else if ((ret = __db_write(dbmfp->fd, bhp->buf, pagesize, &nw)) != 0) fail = "write"; - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); if (ret != 0) { /* * XXX @@ -380,7 +380,7 @@ __memp_pg(dbmfp, bhp, is_pgin) dbmp = dbmfp->dbmp; mfp = dbmfp->mfp; - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); ftype = mfp->ftype; for (mpreg = LIST_FIRST(&dbmp->dbregq); @@ -394,7 +394,7 @@ __memp_pg(dbmfp, bhp, is_pgin) dbt.data = ADDR(dbmp, mfp->pgcookie_off); dbtp = &dbt; } - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); if (is_pgin) { if (mpreg->pgin != NULL && (ret = @@ -408,11 +408,11 @@ __memp_pg(dbmfp, bhp, is_pgin) } if (mpreg == NULL) - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); return (0); -err: UNLOCKHANDLE(dbmp, &dbmp->mutex); +err: UNLOCKHANDLE(dbmp, dbmp->mutexp); __db_err(dbmp->dbenv, "%s: %s failed for page %lu", dbmfp->path, is_pgin ? "pgin" : "pgout", (u_long)bhp->pgno); return (ret); diff --git a/db2/mp/mp_fget.c b/db2/mp/mp_fget.c index 418802a..a0364e9 100644 --- a/db2/mp/mp_fget.c +++ b/db2/mp/mp_fget.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_fget.c 10.22 (Sleepycat) 8/19/97"; +static const char sccsid[] = "@(#)mp_fget.c 10.25 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -35,7 +35,7 @@ int memp_fget(dbmfp, pgnoaddr, flags, addrp) DB_MPOOLFILE *dbmfp; db_pgno_t *pgnoaddr; - u_long flags; + int flags; void *addrp; { BH *bhp, *tbhp; @@ -293,7 +293,7 @@ found: /* Increment the reference count. */ __db_err(dbmp->dbenv, "%s: too many references to page %lu", dbmfp->path, bhp->pgno); - ret = EAGAIN; + ret = EINVAL; goto err; } ++bhp->ref; @@ -337,9 +337,9 @@ found: /* Increment the reference count. */ ++mfp->stat.st_cache_hit; } -mapret: LOCKHANDLE(dbmp, &dbmfp->mutex); +mapret: LOCKHANDLE(dbmp, dbmfp->mutexp); ++dbmfp->pinref; - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); if (0) { err: /* diff --git a/db2/mp/mp_fopen.c b/db2/mp/mp_fopen.c index 1a770bf..5ab8077 100644 --- a/db2/mp/mp_fopen.c +++ b/db2/mp/mp_fopen.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_fopen.c 10.25 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)mp_fopen.c 10.27 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -28,8 +28,8 @@ static const char sccsid[] = "@(#)mp_fopen.c 10.25 (Sleepycat) 8/27/97"; #include "common_ext.h" static int __memp_mf_close __P((DB_MPOOL *, DB_MPOOLFILE *)); -static int __memp_mf_open __P((DB_MPOOL *, DB_MPOOLFILE *, - int, int, size_t, int, DBT *, u_int8_t *, int, MPOOLFILE **)); +static int __memp_mf_open __P((DB_MPOOL *, + DB_MPOOLFILE *, int, size_t, int, DBT *, u_int8_t *, int, MPOOLFILE **)); /* * memp_fopen -- @@ -97,7 +97,6 @@ __memp_fopen(dbmp, path, path == NULL ? TEMPORARY : path, strerror(ENOMEM)); return (ENOMEM); } - LOCKINIT(dbmp, &dbmfp->mutex); dbmfp->dbmp = dbmp; dbmfp->fd = -1; if (LF_ISSET(DB_RDONLY)) @@ -141,14 +140,21 @@ __memp_fopen(dbmp, path, } } - /* Find/allocate the shared file object. */ + /* + * Find/allocate the shared file objects. This includes allocating + * space for the per-process thread lock. + */ if (needlock) LOCKREGION(dbmp); - ret = __memp_mf_open(dbmp, dbmfp, ftype, - F_ISSET(dbmfp, MP_READONLY), pagesize, + ret = __memp_mf_open(dbmp, dbmfp, ftype, pagesize, lsn_offset, pgcookie, fileid, F_ISSET(dbmfp, MP_PATH_TEMP), &mfp); + if (ret == 0 && + F_ISSET(dbmp, MP_LOCKHANDLE) && (ret = + __memp_ralloc(dbmp, sizeof(db_mutex_t), NULL, &dbmfp->mutexp)) == 0) + LOCKINIT(dbmp, dbmfp->mutexp); if (needlock) UNLOCKREGION(dbmp); + if (ret != 0) goto err; @@ -156,11 +162,11 @@ __memp_fopen(dbmp, path, /* * If a file: - * * + is read-only + * + isn't temporary * + doesn't require any pgin/pgout support - * + is less than mp_mmapsize bytes in size. - * + and the DB_NOMMAP flag wasn't set + * + the DB_NOMMAP flag wasn't set + * + and is less than mp_mmapsize bytes in size * * we can mmap it instead of reading/writing buffers. Don't do error * checking based on the mmap call failure. We want to do normal I/O @@ -176,11 +182,20 @@ __memp_fopen(dbmp, path, * flatly impossible. Hope that mmap fails if the file is too large. */ #define DB_MAXMMAPSIZE (10 * 1024 * 1024) /* 10 Mb. */ + if (mfp->can_mmap) { + if (!F_ISSET(dbmfp, MP_READONLY)) + mfp->can_mmap = 0; + if (path == NULL) + mfp->can_mmap = 0; + if (ftype != 0) + mfp->can_mmap = 0; + if (LF_ISSET(DB_NOMMAP)) + mfp->can_mmap = 0; + if (size > (dbenv == NULL || dbenv->mp_mmapsize == 0 ? + DB_MAXMMAPSIZE : (off_t)dbenv->mp_mmapsize)) + mfp->can_mmap = 0; + } dbmfp->addr = NULL; - mfp->can_mmap = F_ISSET(dbmfp, MP_READONLY) && - ftype == 0 && !LF_ISSET(DB_NOMMAP) && path != NULL && - size <= (dbenv == NULL || dbenv->mp_mmapsize == 0 ? - DB_MAXMMAPSIZE : (off_t)dbenv->mp_mmapsize); if (mfp->can_mmap) { dbmfp->len = size; if (__db_mmap(dbmfp->fd, dbmfp->len, 1, 1, &dbmfp->addr) != 0) { @@ -189,14 +204,18 @@ __memp_fopen(dbmp, path, } } - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); TAILQ_INSERT_TAIL(&dbmp->dbmfq, dbmfp, q); - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); *retp = dbmfp; return (0); -err: if (F_ISSET(dbmfp, MP_PATH_ALLOC)) +err: /* + * Note that we do not have to free the thread mutex, because we + * never get to here after we have successfully allocated it. + */ + if (F_ISSET(dbmfp, MP_PATH_ALLOC)) FREES(dbmfp->path); if (dbmfp->fd != -1) (void)__db_close(dbmfp->fd); @@ -211,10 +230,10 @@ err: if (F_ISSET(dbmfp, MP_PATH_ALLOC)) */ static int __memp_mf_open(dbmp, dbmfp, - ftype, readonly, pagesize, lsn_offset, pgcookie, fileid, istemp, retp) + ftype, pagesize, lsn_offset, pgcookie, fileid, istemp, retp) DB_MPOOL *dbmp; DB_MPOOLFILE *dbmfp; - int ftype, readonly, lsn_offset, istemp; + int ftype, lsn_offset, istemp; size_t pagesize; DBT *pgcookie; u_int8_t *fileid; @@ -255,13 +274,8 @@ __memp_mf_open(dbmp, dbmfp, mfp = NULL; goto ret1; } - /* - * Found it: increment the reference count and update - * the mmap-able status. - */ + /* Found it: increment the reference count. */ ++mfp->ref; - if (!readonly) - mfp->can_mmap = 0; goto ret1; } @@ -273,6 +287,7 @@ alloc: if ((ret = __memp_ralloc(dbmp, sizeof(MPOOLFILE), NULL, &mfp)) != 0) memset(mfp, 0, sizeof(MPOOLFILE)); mfp->ref = 1; mfp->ftype = ftype; + mfp->can_mmap = 1; mfp->lsn_off = lsn_offset; mfp->stat.st_pagesize = pagesize; @@ -343,9 +358,9 @@ memp_fclose(dbmfp) dbmfp->path, (u_long)dbmfp->pinref); /* Remove the DB_MPOOLFILE structure from the list. */ - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); TAILQ_REMOVE(&dbmp->dbmfq, dbmfp, q); - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); /* Close the underlying MPOOLFILE. */ (void)__memp_mf_close(dbmp, dbmfp); @@ -362,11 +377,16 @@ memp_fclose(dbmfp) t_ret = ret; } - /* Potentially allocated path. */ + /* Free memory. */ if (F_ISSET(dbmfp, MP_PATH_ALLOC)) FREES(dbmfp->path); + if (dbmfp->mutexp != NULL) { + LOCKREGION(dbmp); + __db_shalloc_free(dbmp->addr, dbmfp->mutexp); + UNLOCKREGION(dbmp); + } - /* Free the DB_MPOOLFILE structure. */ + /* Discard the DB_MPOOLFILE structure. */ FREE(dbmfp, sizeof(DB_MPOOLFILE)); return (ret); diff --git a/db2/mp/mp_fput.c b/db2/mp/mp_fput.c index 5fac8ae..9ea7cd9 100644 --- a/db2/mp/mp_fput.c +++ b/db2/mp/mp_fput.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_fput.c 10.10 (Sleepycat) 7/20/97"; +static const char sccsid[] = "@(#)mp_fput.c 10.12 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -31,7 +31,7 @@ int memp_fput(dbmfp, pgaddr, flags) DB_MPOOLFILE *dbmfp; void *pgaddr; - u_long flags; + int flags; { BH *bhp; DB_MPOOL *dbmp; @@ -58,14 +58,14 @@ memp_fput(dbmfp, pgaddr, flags) } /* Decrement the pinned reference count. */ - LOCKHANDLE(dbmp, &dbmfp->mutex); + LOCKHANDLE(dbmp, dbmfp->mutexp); if (dbmfp->pinref == 0) __db_err(dbmp->dbenv, "%s: put: more blocks returned than retrieved", dbmfp->path); else --dbmfp->pinref; - UNLOCKHANDLE(dbmp, &dbmfp->mutex); + UNLOCKHANDLE(dbmp, dbmfp->mutexp); /* * If we're mapping the file, there's nothing to do. Because we can diff --git a/db2/mp/mp_fset.c b/db2/mp/mp_fset.c index 588085a..a3a3dce 100644 --- a/db2/mp/mp_fset.c +++ b/db2/mp/mp_fset.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_fset.c 10.8 (Sleepycat) 8/19/97"; +static const char sccsid[] = "@(#)mp_fset.c 10.9 (Sleepycat) 9/20/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -30,7 +30,7 @@ int memp_fset(dbmfp, pgaddr, flags) DB_MPOOLFILE *dbmfp; void *pgaddr; - u_long flags; + int flags; { BH *bhp; DB_MPOOL *dbmp; diff --git a/db2/mp/mp_open.c b/db2/mp/mp_open.c index 257ce1b..f622b1e 100644 --- a/db2/mp/mp_open.c +++ b/db2/mp/mp_open.c @@ -7,7 +7,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_open.c 10.12 (Sleepycat) 7/6/97"; +static const char sccsid[] = "@(#)mp_open.c 10.13 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -56,7 +56,6 @@ memp_open(path, flags, mode, dbenv, retp) /* Create and initialize the DB_MPOOL structure. */ if ((dbmp = (DB_MPOOL *)calloc(1, sizeof(DB_MPOOL))) == NULL) return (ENOMEM); - LOCKINIT(dbmp, &dbmp->mutex); LIST_INIT(&dbmp->dbregq); TAILQ_INIT(&dbmp->dbmfq); @@ -68,6 +67,17 @@ memp_open(path, flags, mode, dbenv, retp) F_SET(dbmp, MP_ISPRIVATE); /* + * XXX + * HP-UX won't permit mutexes to live in anything but shared memory. + * So, we have to instantiate the shared mpool region file on that + * architecture, regardless. If this turns out to be a performance + * problem, we could probably use anonymous memory instead. + */ +#if defined(__hppa) + F_CLR(dbmp, MP_ISPRIVATE); +#endif + + /* * Map in the region. We do locking regardless, as portions of it are * implemented in common code (if we put the region in a file, that is). */ @@ -79,12 +89,22 @@ memp_open(path, flags, mode, dbenv, retp) /* * If there's concurrent access, then we have to lock the region. * If it's threaded, then we have to lock both the handles and the - * region. + * region, and we need to allocate a mutex for that purpose. */ if (!F_ISSET(dbmp, MP_ISPRIVATE)) F_SET(dbmp, MP_LOCKREGION); - if (LF_ISSET(DB_THREAD)) + if (LF_ISSET(DB_THREAD)) { F_SET(dbmp, MP_LOCKHANDLE | MP_LOCKREGION); + LOCKREGION(dbmp); + ret = __memp_ralloc(dbmp, + sizeof(db_mutex_t), NULL, &dbmp->mutexp); + UNLOCKREGION(dbmp); + if (ret != 0) { + (void)memp_close(dbmp); + goto err; + } + LOCKINIT(dbmp, dbmp->mutexp); + } *retp = dbmp; return (0); @@ -119,11 +139,18 @@ memp_close(dbmp) if ((t_ret = memp_fclose(dbmfp)) != 0 && ret == 0) ret = t_ret; + /* Discard thread mutex. */ + if (F_ISSET(dbmp, MP_LOCKHANDLE)) { + LOCKREGION(dbmp); + __db_shalloc_free(dbmp->addr, dbmp->mutexp); + UNLOCKREGION(dbmp); + } + /* Close the region. */ if ((t_ret = __memp_rclose(dbmp)) && ret == 0) ret = t_ret; - /* Free the structure. */ + /* Discard the structure. */ FREE(dbmp, sizeof(DB_MPOOL)); return (ret); @@ -168,9 +195,9 @@ memp_register(dbmp, ftype, pgin, pgout) * the most recent registry in the case of multiple entries, so * we don't have to check for multiple registries. */ - LOCKHANDLE(dbmp, &dbmp->mutex); + LOCKHANDLE(dbmp, dbmp->mutexp); LIST_INSERT_HEAD(&dbmp->dbregq, mpr, q); - UNLOCKHANDLE(dbmp, &dbmp->mutex); + UNLOCKHANDLE(dbmp, dbmp->mutexp); return (0); } diff --git a/db2/mutex/mutex.c b/db2/mutex/mutex.c index b23f738..5315b2d 100644 --- a/db2/mutex/mutex.c +++ b/db2/mutex/mutex.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mutex.c 10.22 (Sleepycat) 8/21/97"; +static const char sccsid[] = "@(#)mutex.c 10.25 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES diff --git a/db2/os/db_os_dir.c b/db2/os/db_os_dir.c index 6dabd62..1206e3f 100644 --- a/db2/os/db_os_dir.c +++ b/db2/os/db_os_dir.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_os_dir.c 10.8 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)db_os_dir.c 10.10 (Sleepycat) 9/17/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -60,9 +60,11 @@ __db_dir(dbenv, dir, namesp, cntp) struct _finddata_t fdata; long dirhandle; int finished; + char filespec[MAX_PATH]; - if ((dirhandle = _findfirst(dir, &fdata)) == -1) { - __db_err(dbenv, "%s: %s", dir, strerror(errno)); + (void)snprintf(filespec, sizeof(filespec), "%s/*", dir); + if ((dirhandle = _findfirst(filespec, &fdata)) == -1) { + __db_err(dbenv, "%s: %s", filespec, strerror(errno)); return (errno); } diff --git a/db2/progs/db_checkpoint/db_checkpoint.c b/db2/progs/db_checkpoint/db_checkpoint.c index 4f9b79a..b2a692b 100644 --- a/db2/progs/db_checkpoint/db_checkpoint.c +++ b/db2/progs/db_checkpoint/db_checkpoint.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_checkpoint.c 10.11 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)db_checkpoint.c 10.12 (Sleepycat) 9/4/97"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -22,6 +22,7 @@ static const char sccsid[] = "@(#)db_checkpoint.c 10.11 (Sleepycat) 8/27/97"; #include <signal.h> #include <stdio.h> #include <stdlib.h> +#include <string.h> #include <time.h> #include <unistd.h> #endif @@ -59,7 +60,7 @@ main(argc, argv) DB_ENV *dbenv; time_t now; long kbytes, minutes, seconds; - int ch, rval, verbose; + int ch, eval, verbose; char *home, *logfile; home = logfile = NULL; @@ -110,7 +111,7 @@ main(argc, argv) * to wake up when a checkpoint is necessary. If we have a "kbytes" * field set, then we'll check every 30 seconds. */ - rval = 0; + eval = 0; seconds = kbytes != 0 ? 30 : minutes * 60; while (!interrupted) { (void)__db_sleep(seconds, 0); @@ -119,23 +120,25 @@ main(argc, argv) (void)time(&now); printf("checkpoint: %s", ctime(&now)); } - rval = txn_checkpoint(dbenv->tx_info, kbytes, minutes); - if (rval < 0) - break; + errno = txn_checkpoint(dbenv->tx_info, kbytes, minutes); - while (rval > 0) { + while (errno == DB_INCOMPLETE) { if (verbose) __db_err(dbenv, "checkpoint did not finish, retrying"); (void)__db_sleep(2, 0); - rval = txn_checkpoint(dbenv->tx_info, 0, 0); + errno = txn_checkpoint(dbenv->tx_info, 0, 0); } - if (rval < 0) + + if (errno != 0) { + eval = 1; + __db_err(dbenv, "checkpoint: %s", strerror(errno)); break; + } } if (logfile != NULL && logpid(logfile, 0)) - rval = 1; + eval = 1; if (interrupted) { (void)signal(interrupted, SIG_DFL); @@ -143,7 +146,7 @@ main(argc, argv) /* NOTREACHED */ } - return (db_appexit(dbenv) || rval ? 1 : 0); + return (db_appexit(dbenv) || eval ? 1 : 0); } /* diff --git a/db2/progs/db_deadlock/db_deadlock.c b/db2/progs/db_deadlock/db_deadlock.c index 09004f5..ec2b53d 100644 --- a/db2/progs/db_deadlock/db_deadlock.c +++ b/db2/progs/db_deadlock/db_deadlock.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_deadlock.c 10.14 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)db_deadlock.c 10.15 (Sleepycat) 9/4/97"; #endif #ifndef NO_SYSTEM_INCLUDES diff --git a/db2/progs/db_dump185/db_dump185.c b/db2/progs/db_dump185/db_dump185.c index 6e2d95b..5ec7673 100644 --- a/db2/progs/db_dump185/db_dump185.c +++ b/db2/progs/db_dump185/db_dump185.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_dump185.c 10.7 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)db_dump185.c 10.8 (Sleepycat) 9/21/97"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -192,7 +192,7 @@ main(argc, argv) if ((dbp = dbopen(argv[0], O_RDONLY, 0, DB_BTREE, NULL)) == NULL) { if ((dbp = dbopen(argv[0], O_RDONLY, 0, DB_HASH, NULL)) == NULL) - return (1); + err(1, "%s", argv[0]); db_185_hash(dbp, pflag); } else db_185_btree(dbp, pflag); diff --git a/db2/progs/db_load/db_load.c b/db2/progs/db_load/db_load.c index 6f69216..a1ebfa8 100644 --- a/db2/progs/db_load/db_load.c +++ b/db2/progs/db_load/db_load.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_load.c 10.12 (Sleepycat) 8/28/97"; +static const char sccsid[] = "@(#)db_load.c 10.13 (Sleepycat) 9/15/97"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -59,7 +59,7 @@ main(argc, argv) char **clist, **clp, *home; /* Allocate enough room for configuration arguments. */ - if ((clp = clist = calloc(argc + 1, sizeof(char *))) == NULL) + if ((clp = clist = (char **)calloc(argc + 1, sizeof(char *))) == NULL) err(1, NULL); home = NULL; diff --git a/db2/progs/db_recover/db_recover.c b/db2/progs/db_recover/db_recover.c index d17c4b0..55b9b49 100644 --- a/db2/progs/db_recover/db_recover.c +++ b/db2/progs/db_recover/db_recover.c @@ -11,7 +11,7 @@ static const char copyright[] = "@(#) Copyright (c) 1997\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_recover.c 10.14 (Sleepycat) 8/27/97"; +static const char sccsid[] = "@(#)db_recover.c 10.15 (Sleepycat) 9/21/97"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -24,6 +24,7 @@ static const char sccsid[] = "@(#)db_recover.c 10.14 (Sleepycat) 8/27/97"; #endif #include "db_int.h" +#include "shqueue.h" #include "txn.h" #include "common_ext.h" #include "clib_ext.h" diff --git a/db2/txn/txn.c b/db2/txn/txn.c index cb700dc..9a0d626 100644 --- a/db2/txn/txn.c +++ b/db2/txn/txn.c @@ -43,16 +43,10 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)txn.c 10.24 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)txn.c 10.30 (Sleepycat) 9/23/97"; #endif /* not lint */ -/* - * This file contains the top level routines of the transaction library. - * It assumes that a lock manager and log manager that conform to the db_log(3) - * and db_lock(3) interfaces exist. - */ - #ifndef NO_SYSTEM_INCLUDES #include <sys/types.h> #include <sys/mman.h> @@ -87,10 +81,12 @@ static int __txn_undo __P((DB_TXN *)); static int __txn_validate_region __P((DB_TXNMGR *)); /* + * This file contains the top level routines of the transaction library. + * It assumes that a lock manager and log manager that conform to the db_log(3) + * and db_lock(3) interfaces exist. + * * Create and initialize a transaction region in shared memory. - * 0 means, success. - * +1 means that the db_create failed, so we did not create the region. - * -1 means that we got some sort of system error. + * Return 0 on success, errno on failure. */ static int __txn_create(dbenv, path, mode) @@ -99,9 +95,8 @@ __txn_create(dbenv, path, mode) u_int mode; { DB_TXNREGION *txn_region; - TXN_DETAIL *txnp; time_t now; - int fd, i, maxtxns, ret; + int fd, maxtxns, ret; maxtxns = dbenv->tx_max != 0 ? dbenv->tx_max : 1000; (void)time(&now); @@ -120,17 +115,12 @@ __txn_create(dbenv, path, mode) /* XXX If we ever do more types of locking and logging, this changes. */ txn_region->logtype = 0; txn_region->locktype = 0; - txn_region->free_txn = 0; txn_region->time_ckp = now; ZERO_LSN(txn_region->last_ckp); ZERO_LSN(txn_region->pending_ckp); - - for (txnp = &txn_region->table[0], i = 0; i < maxtxns; i++, txnp++) { - ZERO_LSN(txnp->begin_lsn); - txnp->status = TXN_UNALLOC; - txnp->txnid = i + 1; - } - txn_region->table[maxtxns - 1].txnid = TXN_INVALID; + SH_TAILQ_INIT(&txn_region->active_txn); + __db_shalloc_init((void *)&txn_region[1], + TXN_REGION_SIZE(maxtxns) - sizeof(DB_TXNREGION)); /* Unlock the region. */ (void)__db_mutex_unlock(&txn_region->hdr.lock, fd); @@ -140,7 +130,6 @@ __txn_create(dbenv, path, mode) (void)txn_unlink(path, 1 /* force */, dbenv); return (ret); } - return (0); } @@ -199,7 +188,7 @@ retry1: if ((ret = __db_ropen(dbenv, DB_APP_NONE, path, DEFAULT_TXN_FILE, /* Now, create the transaction manager structure and set its fields. */ if ((tmgrp = (DB_TXNMGR *)malloc(sizeof(DB_TXNMGR))) == NULL) { - __db_err(dbenv, "txn_open: %s", strerror(errno)); + __db_err(dbenv, "txn_open: %s", strerror(ENOMEM)); ret = ENOMEM; goto out; } @@ -211,9 +200,18 @@ retry1: if ((ret = __db_ropen(dbenv, DB_APP_NONE, path, DEFAULT_TXN_FILE, tmgrp->reg_size = txn_regionp->hdr.size; tmgrp->fd = fd; tmgrp->flags = LF_ISSET(DB_TXN_NOSYNC | DB_THREAD); + tmgrp->mem = &txn_regionp[1]; + tmgrp->mutexp = NULL; TAILQ_INIT(&tmgrp->txn_chain); - if (LF_ISSET(DB_THREAD)) - __db_mutex_init(&tmgrp->mutex, -1); + if (LF_ISSET(DB_THREAD)) { + LOCK_TXNREGION(tmgrp); + if ((ret = __db_shalloc(tmgrp->mem, sizeof(db_mutex_t), + MUTEX_ALIGNMENT, &tmgrp->mutexp)) == 0) + __db_mutex_init(tmgrp->mutexp, -1); + UNLOCK_TXNREGION(tmgrp); + if (ret != 0) + goto out; + } *mgrpp = tmgrp; return (0); @@ -221,8 +219,14 @@ out: if (txn_regionp != NULL) (void)__db_rclose(dbenv, fd, txn_regionp); if (flags & DB_CREATE) (void)txn_unlink(path, 1, dbenv); - if (tmgrp != NULL) + if (tmgrp != NULL) { + if (tmgrp->mutexp != NULL) { + LOCK_TXNREGION(tmgrp); + __db_shalloc_free(tmgrp->mem, tmgrp->mutexp); + UNLOCK_TXNREGION(tmgrp); + } free(tmgrp); + } return (ret); } @@ -239,30 +243,20 @@ txn_begin(tmgrp, parent, txnpp) { TXN_DETAIL *txnp; DB_TXN *retp; - int id, index, ret; + int id, ret; LOCK_TXNREGION(tmgrp); - if ((ret = __txn_validate_region(tmgrp)) != 0) { - UNLOCK_TXNREGION(tmgrp); - return (ret); - } - - /* Remove element from free list. */ - if (tmgrp->region->free_txn == TXN_INVALID && - (ret = __txn_grow_region(tmgrp)) != 0) { - UNLOCK_TXNREGION(tmgrp); - return (ret); - } - - index = tmgrp->region->free_txn; - txnp = &tmgrp->region->table[index]; - tmgrp->region->free_txn = txnp->txnid; + if ((ret = __txn_validate_region(tmgrp)) != 0) + goto err; - if (txnp->status != TXN_UNALLOC) { - UNLOCK_TXNREGION(tmgrp); - return (EINVAL); - } + /* Allocate a new transaction detail structure. */ + if ((ret = __db_shalloc(tmgrp->mem, sizeof(TXN_DETAIL), 0, &txnp)) != 0 + && ret == ENOMEM && (ret = __txn_grow_region(tmgrp)) == 0) + ret = __db_shalloc(tmgrp->mem, sizeof(TXN_DETAIL), 0, &txnp); + + if (ret != 0) + goto err; /* Make sure that last_txnid is not going to wrap around. */ if (tmgrp->region->last_txnid == TXN_INVALID) @@ -270,18 +264,20 @@ txn_begin(tmgrp, parent, txnpp) if ((retp = (DB_TXN *)malloc(sizeof(DB_TXN))) == NULL) { __db_err(tmgrp->dbenv, "txn_begin : %s", strerror(ENOMEM)); - UNLOCK_TXNREGION(tmgrp); - return (ENOMEM); + ret = ENOMEM; + goto err1; } id = ++tmgrp->region->last_txnid; tmgrp->region->nbegins++; txnp->txnid = id; - txnp->last_lock = 0; - txnp->status = TXN_RUNNING; ZERO_LSN(txnp->last_lsn); ZERO_LSN(txnp->begin_lsn); + txnp->last_lock = 0; + txnp->status = TXN_RUNNING; + SH_TAILQ_INSERT_HEAD(&tmgrp->region->active_txn, + txnp, links, __txn_detail); UNLOCK_TXNREGION(tmgrp); @@ -297,8 +293,9 @@ txn_begin(tmgrp, parent, txnpp) /* Deallocate transaction. */ LOCK_TXNREGION(tmgrp); - txnp->txnid = tmgrp->region->free_txn; - tmgrp->region->free_txn = txnp - &tmgrp->region->table[0]; + SH_TAILQ_REMOVE(&tmgrp->region->active_txn, + txnp, links, __txn_detail); + __db_shalloc_free(tmgrp->mem, txnp); UNLOCK_TXNREGION(tmgrp); free (retp); return (ret); @@ -310,6 +307,12 @@ txn_begin(tmgrp, parent, txnpp) *txnpp = retp; return (0); + +err1: + __db_shalloc_free(tmgrp->mem, txnp); +err: + UNLOCK_TXNREGION(tmgrp); + return (ret); } /* The db_txn(3) man page describes txn_commit. */ @@ -362,16 +365,15 @@ txn_prepare(txnp) int ret; TXN_DETAIL *tp; - ret = 0; if ((ret = __txn_check_running(txnp)) != 0) return (ret); - if (txnp->mgrp->dbenv->lg_info) { - ret = log_flush(txnp->mgrp->dbenv->lg_info, &txnp->last_lsn); - if (ret) + if (txnp->mgrp->dbenv->lg_info != NULL) { + if ((ret = log_flush(txnp->mgrp->dbenv->lg_info, + &txnp->last_lsn)) != 0) __db_err(txnp->mgrp->dbenv, "txn_prepare: log_flush failed %s\n", - strerror(errno)); + strerror(ret)); return (ret); } @@ -420,12 +422,19 @@ txn_close(tmgrp) ret == 0) ret = t_ret; + if (tmgrp->mutexp != NULL) { + LOCK_TXNREGION(tmgrp); + __db_shalloc_free(tmgrp->mem, tmgrp->mutexp); + UNLOCK_TXNREGION(tmgrp); + } + if ((t_ret = __db_rclose(tmgrp->dbenv, tmgrp->fd, tmgrp->region)) != 0 && ret == 0) ret = t_ret; if (ret == 0) free (tmgrp); + return (ret); } @@ -499,9 +508,8 @@ __txn_end(txnp, is_commit) /* End the transaction. */ LOCK_TXNREGION(mgr); tp = (TXN_DETAIL *)((u_int8_t *)mgr->region + txnp->off); - tp->status = TXN_UNALLOC; - tp->txnid = mgr->region->free_txn; - mgr->region->free_txn = tp - &mgr->region->table[0]; + SH_TAILQ_REMOVE(&mgr->region->active_txn, tp, links, __txn_detail); + __db_shalloc_free(mgr->mem, tp); if (is_commit) mgr->region->ncommits++; else @@ -515,8 +523,9 @@ __txn_end(txnp, is_commit) /* - * Undo the transaction with id txnid. Returns 0 on success and sets - * errno and returns -1 on failure. + * __txn_undo -- + * Undo the transaction with id txnid. Returns 0 on success and + * errno on failure. */ static int __txn_undo(txnp) @@ -576,12 +585,12 @@ __txn_undo(txnp) int txn_checkpoint(mgr, kbytes, minutes) const DB_TXNMGR *mgr; - long kbytes, minutes; + int kbytes, minutes; { TXN_DETAIL *txnp; DB_LSN ckp_lsn, last_ckp; DB_LOG *dblp; - u_int32_t bytes_written, i; + u_int32_t bytes_written; time_t last_ckp_time, now; int ret; @@ -638,16 +647,16 @@ do_ckp: if (!IS_ZERO_LSN(mgr->region->pending_ckp)) ckp_lsn = mgr->region->pending_ckp; else - for (txnp = &mgr->region->table[0], i = 0; - i < mgr->region->maxtxns; i++, txnp++) { + for (txnp = + SH_TAILQ_FIRST(&mgr->region->active_txn, __txn_detail); + txnp != NULL; + txnp = SH_TAILQ_NEXT(txnp, links, __txn_detail)) { /* - * Look through the transaction table for the LSN of - * the transaction that is in-use (e.g., not - * TXN_UNALLOC) and whose begin lsn is the lowest. + * Look through the active transactions for the + * lowest begin lsn. */ - if (txnp->status != TXN_UNALLOC && - !IS_ZERO_LSN(txnp->begin_lsn) && + if (!IS_ZERO_LSN(txnp->begin_lsn) && log_compare(&txnp->begin_lsn, &ckp_lsn) < 0) ckp_lsn = txnp->begin_lsn; } @@ -707,6 +716,7 @@ __txn_validate_region(tp) return (ret); tp->reg_size = tp->region->hdr.size; + tp->mem = &tp->region[1]; return (0); } @@ -715,9 +725,9 @@ static int __txn_grow_region(tp) DB_TXNMGR *tp; { - TXN_DETAIL *tx; size_t incr; - u_int32_t i, oldmax; + u_int32_t oldmax; + u_int8_t *curaddr; int ret; oldmax = tp->region->maxtxns; @@ -729,19 +739,17 @@ __txn_grow_region(tp) if ((ret = __db_rremap(tp->dbenv, tp->region, tp->reg_size, tp->reg_size + incr, tp->fd, &tp->region)) != 0) return (ret); + + /* Throw the new space on the free list. */ + curaddr = (u_int8_t *)tp->region + tp->reg_size; + tp->mem = &tp->region[1]; tp->reg_size += incr; - /* - * Initialize all the new transactions and up the transaction count. - */ - for (i = 0, tx = &tp->region->table[oldmax]; i < oldmax; i++, tx++) { - ZERO_LSN(tx->begin_lsn); - tx->status = TXN_UNALLOC; - tx->txnid = oldmax + i + 1; - } - tp->region->free_txn = oldmax; + *((size_t *)curaddr) = incr - sizeof(size_t); + curaddr += sizeof(size_t); + __db_shalloc_free(tp->mem, curaddr); + tp->region->maxtxns = 2 * oldmax; - tp->region->table[tp->region->maxtxns - 1].txnid = TXN_INVALID; return (0); } @@ -753,8 +761,9 @@ txn_stat(mgr, statp, db_malloc) void *(*db_malloc) __P((size_t)); { DB_TXN_STAT *stats; + TXN_DETAIL *txnp; size_t nbytes; - u_int32_t i, nactive, ndx; + u_int32_t nactive, ndx; LOCK_TXNREGION(mgr); nactive = mgr->region->nbegins - @@ -789,17 +798,17 @@ txn_stat(mgr, statp, db_malloc) stats->st_nactive = nactive + 200; stats->st_txnarray = (DB_TXN_ACTIVE *)&stats[1]; - for (ndx = 0, i = 0; i < mgr->region->maxtxns; i++) - if (mgr->region->table[i].status != TXN_UNALLOC) { - stats->st_txnarray[ndx].txnid = - mgr->region->table[i].txnid; - stats->st_txnarray[ndx].lsn = - mgr->region->table[i].begin_lsn; - ndx++; + ndx = 0; + for (txnp = SH_TAILQ_FIRST(&mgr->region->active_txn, __txn_detail); + txnp != NULL; + txnp = SH_TAILQ_NEXT(txnp, links, __txn_detail)) { + stats->st_txnarray[ndx].txnid = txnp->txnid; + stats->st_txnarray[ndx].lsn = txnp->begin_lsn; + ndx++; - if (ndx >= stats->st_nactive) - break; - } + if (ndx >= stats->st_nactive) + break; + } UNLOCK_TXNREGION(mgr); *statp = stats; diff --git a/db2/txn/txn_auto.c b/db2/txn/txn_auto.c index c7f277e..baef733 100644 --- a/db2/txn/txn_auto.c +++ b/db2/txn/txn_auto.c @@ -92,7 +92,7 @@ __txn_regop_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __txn_regop_read(dbtp->data, &argp)) != 0) + if ((ret = __txn_regop_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]txn_regop: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -221,7 +221,7 @@ __txn_ckp_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __txn_ckp_read(dbtp->data, &argp)) != 0) + if ((ret = __txn_ckp_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]txn_ckp: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -111,6 +111,14 @@ struct r_search_path_elem }; +/* A data structure for a simple single linked list of strings. */ +struct libname_list + { + const char *name; /* Name requested (before search). */ + struct libname_list *next; /* Link to next name for this object. */ + }; + + /* Structure describing a loaded shared object. The `l_next' and `l_prev' members form a chain of all the shared objects loaded at startup. @@ -130,11 +138,7 @@ struct link_map /* All following members are internal to the dynamic linker. They may change without notice. */ - struct libname_list - { - const char *name; /* Name requested (before search). */ - struct libname_list *next; /* Link to next name for this object. */ - } *l_libname; + struct libname_list *l_libname; /* Indexed pointers to dynamic section. [0,DT_NUM) are indexed by the processor-independent tags. [DT_NUM,DT_NUM+DT_PROCNUM) are indexed by the tag minus DT_LOPROC. diff --git a/elf/sofini.c b/elf/sofini.c index 6da0062..077399f 100644 --- a/elf/sofini.c +++ b/elf/sofini.c @@ -13,7 +13,7 @@ static void (*const __DTOR_END__[1]) (void) this would be the 'length' field in a real FDE. */ typedef unsigned int ui32 __attribute__ ((mode (SI))); -static const ui32 __FRAME_END__[1] +static ui32 __FRAME_END__[1] __attribute__ ((unused, section (".eh_frame"))) = { 0 }; #endif diff --git a/elf/soinit.c b/elf/soinit.c index 0c3f5b3..2b333b7 100644 --- a/elf/soinit.c +++ b/elf/soinit.c @@ -18,7 +18,7 @@ run_hooks (void (*const list[]) (void)) } #ifdef HAVE_DWARF2_UNWIND_INFO -static const char __EH_FRAME_BEGIN__[] +static char __EH_FRAME_BEGIN__[] __attribute__ ((section (".eh_frame"))) = { }; extern void __register_frame (const void *); diff --git a/include/features.h b/include/features.h index d1f4ae3..52aeaab 100644 --- a/include/features.h +++ b/include/features.h @@ -27,7 +27,8 @@ _POSIX_SOURCE IEEE Std 1003.1. _POSIX_C_SOURCE If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2; if >=199309L, add IEEE Std 1003.1b-1993 - _XOPEN_SOURCE Includes POSIX and XPG things. + _XOPEN_SOURCE Includes POSIX and XPG things. Set to 500 if + Single Unix conformance is wanted. _XOPEN_SOURCE_EXTENDED XPG things and X/Open Unix extensions. _BSD_SOURCE ISO C, POSIX, and 4.3BSD things. _SVID_SOURCE ISO C, POSIX, and SVID things. @@ -50,6 +51,7 @@ __USE_POSIX199309 Define IEEE Std 1003.1b things. __USE_XOPEN Define XPG things. __USE_XOPEN_EXTENDED Define X/Open Unix things. + __USE_UNIX98 Define Single Unix V2 things. __USE_BSD Define 4.3BSD things. __USE_SVID Define SVID things. __USE_MISC Define things common to BSD and System V Unix. @@ -111,7 +113,7 @@ # undef _POSIX_C_SOURCE # define _POSIX_C_SOURCE 199309L # undef _XOPEN_SOURCE -# define _XOPEN_SOURCE 1 +# define _XOPEN_SOURCE 500 # undef _XOPEN_SOURCE_EXTENDED # define _XOPEN_SOURCE_EXTENDED 1 # undef _BSD_SOURCE @@ -141,7 +143,7 @@ #if (!defined __STRICT_ANSI__ && !defined _POSIX_SOURCE && \ !defined _POSIX_C_SOURCE) # define _POSIX_SOURCE 1 -# ifdef _XOPEN_SOURCE +# if defined _XOPEN_SOURCE && _XOPEN_SOURCE != 500 # define _POSIX_C_SOURCE 2 # else # define _POSIX_C_SOURCE 199309L @@ -162,8 +164,13 @@ #ifdef _XOPEN_SOURCE # define __USE_XOPEN 1 -# ifdef _XOPEN_SOURCE_EXTENDED +# if _XOPEN_SOURCE == 500 # define __USE_XOPEN_EXTENDED 1 +# define __USE_UNIX98 1 +# else +# ifdef _XOPEN_SOURCE_EXTENDED +# define __USE_XOPEN_EXTENDED 1 +# endif # endif #endif diff --git a/intl/dcgettext.c b/intl/dcgettext.c index ecc2e1a..692ce45 100644 --- a/intl/dcgettext.c +++ b/intl/dcgettext.c @@ -597,3 +597,28 @@ stpcpy (dest, src) return dest - 1; } #endif + + +#ifdef _LIBC +/* If we want to free all resources we have to do some work at + program's end. */ +static void __attribute__ ((unused)) +free_mem (void) +{ + struct binding *runp; + + for (runp = _nl_domain_bindings; runp != NULL; runp = runp->next) + { + free (runp->domainname); + if (runp->dirname != _nl_default_dirname) + /* Yes, this is a pointer comparison. */ + free (runp->dirname); + } + + if (_nl_current_default_domain != _nl_default_default_domain) + /* Yes, again a pointer comparison. */ + free ((char *) _nl_current_default_domain); +} + +text_set_element (__libc_subfreeres, free_mem); +#endif diff --git a/intl/finddomain.c b/intl/finddomain.c index 769bd93..a44197c 100644 --- a/intl/finddomain.c +++ b/intl/finddomain.c @@ -197,3 +197,23 @@ _nl_find_domain (dirname, locale, domainname) return retval; } + + +#ifdef _LIBC +static void __attribute__ ((unused)) +free_mem (void) +{ + struct loaded_l10nfile *runp = _nl_loaded_domains; + + while (runp != NULL) + { + struct loaded_l10nfile *here = runp; + if (runp->data != NULL) + _nl_unload_domain ((struct loaded_domain *) runp->data); + runp = runp->next; + free (here); + } +} + +text_set_element (__libc_subfreeres, free_mem); +#endif diff --git a/intl/gettextP.h b/intl/gettextP.h index 8a4560d..5225bcb 100644 --- a/intl/gettextP.h +++ b/intl/gettextP.h @@ -50,6 +50,8 @@ SWAP (i) struct loaded_domain { const char *data; + int use_mmap; + size_t mmap_size; int must_swap; nls_uint32 nstrings; struct string_desc *orig_tab; @@ -69,6 +71,7 @@ struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname, char *__locale, const char *__domainname)); void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain)); +void _nl_unload_domain PARAMS ((struct loaded_domain *__domain)); /* @@ begin of epilog @@ */ diff --git a/intl/loadmsgcat.c b/intl/loadmsgcat.c index f4352d0..43158c4 100644 --- a/intl/loadmsgcat.c +++ b/intl/loadmsgcat.c @@ -168,6 +168,8 @@ _nl_load_domain (domain_file) domain = (struct loaded_domain *) domain_file->data; domain->data = (char *) data; + domain->use_mmap = use_mmap; + domain->mmap_size = st.st_size; domain->must_swap = data->magic != _MAGIC; /* Fill in the information about the available tables. */ @@ -201,3 +203,18 @@ _nl_load_domain (domain_file) translations invalid. */ ++_nl_msg_cat_cntr; } + + +#ifdef _LIBC +void +_nl_unload_domain (domain) + struct loaded_domain *domain; +{ + if (domain->use_mmap) + munmap ((caddr_t) domain->data, domain->mmap_size); + else + free ((void *) domain->data); + + free (domain); +} +#endif diff --git a/intl/localealias.c b/intl/localealias.c index c77f125..46d570f 100644 --- a/intl/localealias.c +++ b/intl/localealias.c @@ -134,6 +134,9 @@ struct alias_map }; +static char *string_space = NULL; +static size_t string_space_act = 0; +static size_t string_space_max = 0; static struct alias_map *map; static size_t nmap = 0; static size_t maxmap = 0; @@ -272,7 +275,8 @@ read_alias_file (fname, fname_len) if (cp[0] != '\0') { char *tp; - size_t len; + size_t alias_len; + size_t value_len; value = cp++; while (cp[0] != '\0' && !isspace (cp[0])) @@ -292,35 +296,32 @@ read_alias_file (fname, fname_len) if (nmap >= maxmap) extend_alias_table (); -#if defined _LIBC || defined HAVE_STRDUP - map[nmap].alias = strdup (alias); - map[nmap].value = strdup (value); - if (map[nmap].alias == NULL || map[nmap].value == NULL) - { - FREE_BLOCKS (block_list); - return added; - } -#else - len = strlen (alias) + 1; - tp = (char *) malloc (len); - if (tp == NULL) - { - FREE_BLOCKS (block_list); - return added; - } - memcpy (tp, alias, len); - map[nmap].alias = tp; + alias_len = strlen (alias) + 1; + value_len = strlen (value) + 1; - len = strlen (value) + 1; - tp = (char *) malloc (len); - if (tp == NULL) + if (string_space_act + alias_len + value_len > string_space_max) { - FREE_BLOCKS (block_list); - return added; + /* Increase size of memory pool. */ + size_t new_size = (string_space_max + + (alias_len + value_len > 1024 + ? alias_len + value_len : 1024)); + char *new_pool = (char *) realloc (string_space, new_size); + if (new_pool == NULL) + { + FREE_BLOCKS (block_list); + return added; + } + string_space = new_pool; + string_space_max = new_size; } - memcpy (tp, value, len); - map[nmap].value = tp; -#endif + + map[nmap].alias = memcpy (&string_space[string_space_act], + alias, alias_len); + string_space_act += alias_len; + + map[nmap].alias = memcpy (&string_space[string_space_act], + value, value_len); + string_space_act += value_len; ++nmap; ++added; @@ -359,22 +360,30 @@ extend_alias_table () struct alias_map *new_map; new_size = maxmap == 0 ? 100 : 2 * maxmap; - new_map = (struct alias_map *) malloc (new_size - * sizeof (struct alias_map)); + new_map = (struct alias_map *) realloc (map, (new_size + * sizeof (struct alias_map))); if (new_map == NULL) /* Simply don't extend: we don't have any more core. */ return; - memcpy (new_map, map, nmap * sizeof (struct alias_map)); - - if (maxmap != 0) - free (map); - map = new_map; maxmap = new_size; } +#ifdef _LIBC +static void __attribute__ ((unused)) +free_mem (void) +{ + if (string_space != NULL) + free (string_space); + if (map != NULL) + free (map); +} +text_set_element (__libc_subfreeres, free_mem); +#endif + + static int alias_compare (map1, map2) const struct alias_map *map1; @@ -177,9 +177,9 @@ GLIBC_2.0 { fgetspent; fgetspent_r; fileno; fileno_unlocked; finite; finitef; finitel; flock; flockfile; fmtmsg; fnmatch; fopen; fopencookie; fork; fpathconf; fprintf; fputc; fputc_unlocked; fputs; fread; free; - freeaddrinfo; freopen; frexp; frexpf; frexpl; fscanf; fseek; fsetpos; - fstatfs; fsync; ftell; ftime; ftok; ftruncate; ftrylockfile; - fts_children; fts_close; fts_open; fts_read; fts_set; ftw; + freeaddrinfo; freopen; frexp; frexpf; frexpl; fscanf; fseek; fseeko; + fsetpos; fstatfs; fsync; ftell; ftello; ftime; ftok; ftruncate; + ftrylockfile; fts_children; fts_close; fts_open; fts_read; fts_set; ftw; funlockfile; fwrite; # g* @@ -276,8 +276,8 @@ GLIBC_2.0 { parse_printf_format; passwd2des; pathconf; pause; pciconfig_read; pciconfig_write; pclose; perror; personality; pipe; pmap_getmaps; pmap_getport; pmap_rmtcall; pmap_set; - pmap_unset; poll; popen; printf; printf_size; printf_size_info; - profil; profil_counter; pselect; psignal; + pmap_unset; poll; popen; pread; printf; printf_size; printf_size_info; + profil; profil_counter; pwrite; pselect; psignal; pthread_attr_destroy; pthread_attr_getdetachstate; pthread_attr_getinheritsched; diff --git a/libio/Makefile b/libio/Makefile index e24e6ff..aea60f5 100644 --- a/libio/Makefile +++ b/libio/Makefile @@ -32,7 +32,7 @@ routines := \ \ clearerr feof ferror fgetc fileno fputc freopen fseek getc getchar \ memstream pclose putc putchar rewind setbuf setlinebuf vasprintf \ - iovdprintf vscanf vsnprintf obprintf fcloseall \ + iovdprintf vscanf vsnprintf obprintf fcloseall fseeko ftello \ \ libc_fatal diff --git a/libio/fseeko.c b/libio/fseeko.c new file mode 100644 index 0000000..0ebdfa9 --- /dev/null +++ b/libio/fseeko.c @@ -0,0 +1,42 @@ +/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU IO Library. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + This library is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this library; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, if you link this library with files + compiled with a GNU compiler to produce an executable, this does + not cause the resulting executable to be covered by the GNU General + Public License. This exception does not however invalidate any + other reasons why the executable file might be covered by the GNU + General Public License. */ + +#include "libioP.h" +#include "stdio.h" + +int +fseeko (fp, offset, whence) + _IO_FILE* fp; + off_t offset; + int whence; +{ + int result; + CHECK_FILE (fp, -1); + _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp); + _IO_flockfile (fp); + result = _IO_fseek (fp, offset, whence); + _IO_cleanup_region_end (1); + return result; +} diff --git a/libio/ftello.c b/libio/ftello.c new file mode 100644 index 0000000..7585eea --- /dev/null +++ b/libio/ftello.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU IO Library. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + This library is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this library; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, if you link this library with files + compiled with a GNU compiler to produce an executable, this does + not cause the resulting executable to be covered by the GNU General + Public License. This exception does not however invalidate any + other reasons why the executable file might be covered by the GNU + General Public License. */ + +#include <stdio.h> +#include <libioP.h> +#include <errno.h> + + +off_t +ftello (fp) + _IO_FILE *fp; +{ + _IO_pos_t pos; + CHECK_FILE (fp, -1L); + _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp); + _IO_flockfile (fp); + pos = _IO_seekoff (fp, 0, _IO_seek_cur, 0); + _IO_cleanup_region_end (1); + if (pos == _IO_pos_BAD) + { +#ifdef EIO + if (errno == 0) + __set_errno (EIO); +#endif + return -1L; + } + return _IO_pos_as_off (pos); +} diff --git a/libio/stdio.h b/libio/stdio.h index d941aba..bbed294 100644 --- a/libio/stdio.h +++ b/libio/stdio.h @@ -496,6 +496,17 @@ extern long int ftell __P ((FILE *__stream)); /* Rewind to the beginning of STREAM. */ extern void rewind __P ((FILE *__stream)); +#ifdef __USE_UNIX98 +/* The Single Unix Specification, Version 2, specifies an alternative, + more adequate interface for the two functions above which deal with + file offset. `long int' is not the right type. */ + +/* Seek to a certain position on STREAM. */ +extern int fseeko __P ((FILE *__stream, __off_t __off, int __whence)); +/* Return the current position of STREAM. */ +extern __off_t ftello __P ((FILE *__stream)); +#endif + /* Get STREAM's position. */ extern int fgetpos __P ((FILE *__restrict __stream, fpos_t *__restrict __pos)); diff --git a/locale/C-collate.c b/locale/C-collate.c index 5c049e1..ba85002 100644 --- a/locale/C-collate.c +++ b/locale/C-collate.c @@ -147,7 +147,7 @@ const struct locale_data _nl_C_LC_COLLATE = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 21, { { word: 0 }, diff --git a/locale/C-ctype.c b/locale/C-ctype.c index 6a1c3fc..851b95f 100644 --- a/locale/C-ctype.c +++ b/locale/C-ctype.c @@ -342,7 +342,7 @@ const struct locale_data _nl_C_LC_CTYPE = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 15, { { string: _nl_C_LC_CTYPE_class }, diff --git a/locale/C-messages.c b/locale/C-messages.c index 70eeb8c..0363020 100644 --- a/locale/C-messages.c +++ b/locale/C-messages.c @@ -28,7 +28,7 @@ const struct locale_data _nl_C_LC_MESSAGES = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 4, { { string: "^[yY]" }, diff --git a/locale/C-monetary.c b/locale/C-monetary.c index 8dd361a..0133319 100644 --- a/locale/C-monetary.c +++ b/locale/C-monetary.c @@ -31,7 +31,7 @@ const struct locale_data _nl_C_LC_MONETARY = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 15, { { string: "" }, diff --git a/locale/C-numeric.c b/locale/C-numeric.c index a456214..d42c526 100644 --- a/locale/C-numeric.c +++ b/locale/C-numeric.c @@ -31,7 +31,7 @@ const struct locale_data _nl_C_LC_NUMERIC = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 3, { { string: "." }, diff --git a/locale/C-time.c b/locale/C-time.c index 095d097..673d9bd 100644 --- a/locale/C-time.c +++ b/locale/C-time.c @@ -26,7 +26,7 @@ const struct locale_data _nl_C_LC_TIME = { _nl_C_name, NULL, 0, 0, /* no file mapped */ - MAX_USAGE_COUNT, + UNDELETABLE, 54, { { string: "Sun" }, diff --git a/locale/findlocale.c b/locale/findlocale.c index c027968..b651dba 100644 --- a/locale/findlocale.c +++ b/locale/findlocale.c @@ -176,7 +176,7 @@ _nl_find_locale (const char *locale_path, size_t locale_path_len, /* Increment the usage count. */ if (((struct locale_data *) locale_file->data)->usage_count - != MAX_USAGE_COUNT) + < MAX_USAGE_COUNT) ++((struct locale_data *) locale_file->data)->usage_count; return (struct locale_data *) locale_file->data; @@ -213,7 +213,7 @@ _nl_remove_locale (int locale, struct locale_data *data) permanent. */ if (__munmap ((caddr_t) data->filedata, data->filesize) != 0) { - data->usage_count = MAX_USAGE_COUNT; + data->usage_count = UNDELETABLE; return; } } @@ -225,3 +225,26 @@ _nl_remove_locale (int locale, struct locale_data *data) free (data); } } + +static void __attribute__ ((unused)) +free_mem (void) +{ + int locale; + + for (locale = 0; locale < LC_ALL; ++locale) + { + struct loaded_l10nfile *runp = locale_file_list[locale]; + + while (runp != NULL) + { + struct loaded_l10nfile *here = runp; + struct locale_data *data = (struct locale_data *) runp->data; + + if (data != NULL && data->usage_count != UNDELETABLE) + _nl_unload_locale (data); + runp = runp->next; + free (here); + } + } +} +text_set_element (__libc_subfreeres, free_mem); diff --git a/locale/loadlocale.c b/locale/loadlocale.c index 15570c3..3ac161e 100644 --- a/locale/loadlocale.c +++ b/locale/loadlocale.c @@ -221,3 +221,14 @@ _nl_load_locale (struct loaded_l10nfile *file, int category) __close (fd); file->data = newdata; } + +void +_nl_unload_locale (struct locale_data *locale) +{ + if (locale->mmaped) + __munmap ((caddr_t) locale->filedata, locale->filesize); + else + free ((void *) locale->filedata); + + free (locale); +} diff --git a/locale/localeinfo.h b/locale/localeinfo.h index 29731fa..f50565c 100644 --- a/locale/localeinfo.h +++ b/locale/localeinfo.h @@ -38,7 +38,8 @@ /* We use a special value for the usage counter in `locale_data' to signal that this data must never be removed anymore. */ -#define MAX_USAGE_COUNT UINT_MAX +#define MAX_USAGE_COUNT (UINT_MAX - 1) +#define UNDELETABLE UINT_MAX /* Structure describing locale data in core for a category. */ struct locale_data @@ -135,6 +136,9 @@ extern struct locale_data *_nl_find_locale (const char *locale_path, /* Try to load the file described by FILE. */ extern void _nl_load_locale (struct loaded_l10nfile *file, int category); +/* Free all resource. */ +extern void _nl_unload_locale (struct locale_data *locale); + /* Free the locale and give back all memory if the usage count is one. */ extern void _nl_remove_locale (int locale, struct locale_data *data); diff --git a/locale/programs/localedef.c b/locale/programs/localedef.c index 6290274..c511d42 100644 --- a/locale/programs/localedef.c +++ b/locale/programs/localedef.c @@ -108,7 +108,7 @@ static const struct argp_option options[] = { "posix", OPT_POSIX, NULL, 0, N_("Be strictly POSIX conform") }, { "quiet", OPT_QUIET, NULL, 0, N_("Suppress warnings and information messages") }, - { "verbose", 'V', NULL, 0, N_("Print more messages") }, + { "verbose", 'v', NULL, 0, N_("Print more messages") }, { NULL, 0, NULL, 0, NULL } }; diff --git a/malloc/Makefile b/malloc/Makefile index addabf1..bad756a 100644 --- a/malloc/Makefile +++ b/malloc/Makefile @@ -41,6 +41,9 @@ non-lib.a := libmcheck.a # These should be removed by `make clean'. extra-objs = mcheck-init.o libmcheck.a +# Include the cleanup handler. +aux := set-freeres + # The AWK script to analyze the output of the mtrace functions. ifneq ($(PERL),no) install-bin = mtrace diff --git a/malloc/mtrace.c b/malloc/mtrace.c index aeefd56..54c9dff 100644 --- a/malloc/mtrace.c +++ b/malloc/mtrace.c @@ -193,6 +193,23 @@ tr_reallochook (ptr, size, caller) return hdr; } + +#ifdef _LIBC +extern void __libc_freeres (void); + +/* This function gets called to make sure all memory the library + allocates get freed and so does not irritate the user when studying + the mtrace output. */ +static void +release_libc_mem (void) +{ + /* Only call the free function if we still are running in mtrace mode. */ + if (mallstream != NULL) + __libc_freeres (); +} +#endif + + /* We enable tracing if either the environment variable MALLOC_TRACE is set, or if the variable mallwatch has been patched to an address that the debugging user wants us to stop on. When patching mallwatch, @@ -201,6 +218,9 @@ tr_reallochook (ptr, size, caller) void mtrace () { +#ifdef _LIBC + static int added_atexit_handler = 0; +#endif char *mallfile; /* Don't panic if we're called more than once. */ @@ -229,6 +249,13 @@ mtrace () __malloc_hook = tr_mallochook; tr_old_realloc_hook = __realloc_hook; __realloc_hook = tr_reallochook; +#ifdef _LIBC + if (!added_atexit_handler) + { + added_atexit_handler = 1; + atexit (release_libc_mem); + } +#endif } } } diff --git a/malloc/set-freeres.c b/malloc/set-freeres.c new file mode 100644 index 0000000..7efd06e --- /dev/null +++ b/malloc/set-freeres.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <stdlib.h> +#include <set-hooks.h> + +DEFINE_HOOK (__libc_subfreeres, (void)); + +void +__libc_freeres (void) +{ + /* This function might be called from different places. So better + protect for multiple executions since these are fatal. */ + static int already_called = 0; + + if (!already_called) + RUN_HOOK (__libc_subfreeres, ()); +} diff --git a/manual/creature.texi b/manual/creature.texi index edac770..9d9b451 100644 --- a/manual/creature.texi +++ b/manual/creature.texi @@ -85,6 +85,10 @@ BSD and SVID is also included. If the macro @code{_XOPEN_SOURCE_EXTENDED} is also defined, even more functionality is available. The extra functions will make all functions available which are necessary for the X/Open Unix brand. + +If the macro @code{_XOPEN_SOURCE} has the value @math{500} this includes +all functionality described so far plus some new definitions from the +Single Unix specification, @w{version 2}. @end defvr @comment (none) diff --git a/manual/llio.texi b/manual/llio.texi index 7891ee6..4c10b72 100644 --- a/manual/llio.texi +++ b/manual/llio.texi @@ -301,6 +301,35 @@ The @code{read} function is the underlying primitive for all of the functions that read from streams, such as @code{fgetc}. @end deftypefun +@comment unistd.h +@comment Unix98 +@deftypefun ssize_t pread (int @var{filedes}, void *@var{buffer}, size_t @var{size}, off_t @var{offset}) +The @code{pread} function is similar to the @code{read} function. The +first three arguments are identical and also the return values and error +codes correspond. + +The difference is the fourth argument and its handling. The data block +is not read from the current position of the file descriptor +@code{filedes}. Instead the data is read from the file starting at +position @var{offset}. The position of the file descriptor itself is +not effected by the operation. The value is the same as before the call. + +The return value of @code{pread} describes the number of bytes read. +In the error case it returns @math{-1} like @code{read} does and the +error codes are also the same. Only there are a few more error codes: +@table @code +@item EINVAL +The value given for @var{offset} is negative and therefore illegal. + +@item ESPIPE +The file descriptor @var{filedes} is associate with a pipe or a FIFO and +this device does not allow positioning of the file pointer. +@end table + +The function is an extension defined in the Unix Single Specification +version 2. +@end deftypefun + @cindex writing to a file descriptor @comment unistd.h @comment POSIX.1 @@ -320,8 +349,10 @@ storage immediately. You can use @code{fsync} when you need to be sure your data has been permanently stored before continuing. (It is more efficient for the system to batch up consecutive writes and do them all at once when convenient. Normally they will always be written to disk -within a minute or less.) -@c !!! xref fsync +within a minute or less.) Modern systems provide another function +@code{fdatasync} which guarantees integrity only for the file data and +is therefore faster. +@c !!! xref fsync, fdatasync You can use the @code{O_FSYNC} open mode to make @code{write} always store the data to disk before returning; @pxref{Operating Modes}. @@ -392,6 +423,36 @@ The @code{write} function is the underlying primitive for all of the functions that write to streams, such as @code{fputc}. @end deftypefun +@comment unistd.h +@comment Unix98 +@deftypefun ssize_t pwrite (int @var{filedes}, const void *@var{buffer}, size_t @var{size}, off_t @var{offset}) +The @code{pwrite} function is similar to the @code{write} function. The +first three arguments are identical and also the return values and error +codes correspond. + +The difference is the fourth argument and its handling. The data block +is not written to the current position of the file descriptor +@code{filedes}. Instead the data is written to the file starting at +position @var{offset}. The position of the file descriptor itself is +not effected by the operation. The value is the same as before the call. + +The return value of @code{pwrite} describes the number of written bytes. +In the error case it returns @math{-1} like @code{write} does and the +error codes are also the same. Only there are a few more error codes: +@table @code +@item EINVAL +The value given for @var{offset} is negative and therefore illegal. + +@item ESPIPE +The file descriptor @var{filedes} is associate with a pipe or a FIFO and +this device does not allow positioning of the file pointer. +@end table + +The function is an extension defined in the Unix Single Specification +version 2. +@end deftypefun + + @node File Position Primitive @section Setting the File Position of a Descriptor diff --git a/manual/stdio.texi b/manual/stdio.texi index 085a1c9..4c90b25 100644 --- a/manual/stdio.texi +++ b/manual/stdio.texi @@ -697,8 +697,9 @@ order that they were pushed. Pushing back characters doesn't alter the file; only the internal buffering for the stream is affected. If a file positioning function -(such as @code{fseek} or @code{rewind}; @pxref{File Positioning}) is -called, any pending pushed-back characters are discarded. +(such as @code{fseek}, @code{fseeko} or @code{rewind}; @pxref{File +Positioning}) is called, any pending pushed-back characters are +discarded. Unreading a character on a stream that is at end of file clears the end-of-file indicator for the stream, because it makes the character of @@ -3033,6 +3034,28 @@ possibly for other reasons as well. If a failure occurs, a value of @end deftypefun @comment stdio.h +@comment Unix98 +@deftypefun off_t ftello (FILE *@var{stream}) +The @code{ftello} function is similar to @code{ftell} only it corrects a +problem which the POSIX type system. In this type system all file +positions are described using values of type @code{off_t} which is not +necessarily of the same size as @code{long int}. Therefore using +@code{ftell} can lead to problems if the implementation is written on +top of a POSIX compliant lowlevel I/O implementation. + +Therefore it is a good idea to prefer @code{ftello} whenever it is +available since its functionality is (if different at all) closer the +underlying definition. + +If this function fails it return @code{(off_t) -1}. This can happen due +to missing support for file positioning or internal errors. Otherwise +the return value is the current file position. + +The function is an extension defined in the Unix Single Specification +version 2. +@end deftypefun + +@comment stdio.h @comment ISO @deftypefun int fseek (FILE *@var{stream}, long int @var{offset}, int @var{whence}) The @code{fseek} function is used to change the file position of the @@ -3051,9 +3074,28 @@ position or else remembers it so it will be written later in its proper place in the file. @end deftypefun -@strong{Portability Note:} In non-POSIX systems, @code{ftell} and -@code{fseek} might work reliably only on binary streams. @xref{Binary -Streams}. +@comment stdio.h +@comment Unix98 +@deftypefun int fseeko (FILE *@var{stream}, off_t @var{offset}, int @var{whence}) +This function is similar to @code{fseek} but it corrects a problem with +@code{fseek} in a system with POSIX types. Using a value of type +@code{long int} for the offset is not compatible with POSIX. +@code{fseeko} uses the correct type @code{off_t} for the @var{offset} +parameter. + +For this reasonit is a good idea to prefer @code{ftello} whenever it is +available since its functionality is (if different at all) closer the +underlying definition. + +The functionality and return value is the same as for @code{fseek}. + +The function is an extension defined in the Unix Single Specification +version 2. +@end deftypefun + +@strong{Portability Note:} In non-POSIX systems, @code{ftell}, +@code{ftello}, @code{fseek} and @code{fseeko} might work reliably only +on binary streams. @xref{Binary Streams}. The following symbolic constants are defined for use as the @var{whence} argument to @code{fseek}. They are also used with the @code{lseek} @@ -3064,34 +3106,35 @@ function (@pxref{I/O Primitives}) and to specify offsets for file locks @comment ISO @deftypevr Macro int SEEK_SET This is an integer constant which, when used as the @var{whence} -argument to the @code{fseek} function, specifies that the offset -provided is relative to the beginning of the file. +argument to the @code{fseek} or @code{fseeko} function, specifies that +the offset provided is relative to the beginning of the file. @end deftypevr @comment stdio.h @comment ISO @deftypevr Macro int SEEK_CUR This is an integer constant which, when used as the @var{whence} -argument to the @code{fseek} function, specifies that the offset -provided is relative to the current file position. +argument to the @code{fseek} or @code{fseeko} function, specifies that +the offset provided is relative to the current file position. @end deftypevr @comment stdio.h @comment ISO @deftypevr Macro int SEEK_END This is an integer constant which, when used as the @var{whence} -argument to the @code{fseek} function, specifies that the offset -provided is relative to the end of the file. +argument to the @code{fseek} or @code{fseeko} function, specifies that +the offset provided is relative to the end of the file. @end deftypevr @comment stdio.h @comment ISO @deftypefun void rewind (FILE *@var{stream}) The @code{rewind} function positions the stream @var{stream} at the -begining of the file. It is equivalent to calling @code{fseek} on the -@var{stream} with an @var{offset} argument of @code{0L} and a -@var{whence} argument of @code{SEEK_SET}, except that the return -value is discarded and the error indicator for the stream is reset. +begining of the file. It is equivalent to calling @code{fseek} or +@code{fseeko} on the @var{stream} with an @var{offset} argument of +@code{0L} and a @var{whence} argument of @code{SEEK_SET}, except that +the return value is discarded and the error indicator for the stream is +reset. @end deftypefun These three aliases for the @samp{SEEK_@dots{}} constants exist for the @@ -3122,9 +3165,10 @@ An alias for @code{SEEK_END}. @section Portable File-Position Functions On the GNU system, the file position is truly a character count. You -can specify any character count value as an argument to @code{fseek} and -get reliable results for any random access file. However, some @w{ISO C} -systems do not represent file positions in this way. +can specify any character count value as an argument to @code{fseek} or +@code{fseeko} and get reliable results for any random access file. +However, some @w{ISO C} systems do not represent file positions in this +way. On some systems where text streams truly differ from binary streams, it is impossible to represent the file position of a text stream as a count @@ -3140,14 +3184,14 @@ systems, you must observe certain rules: The value returned from @code{ftell} on a text stream has no predictable relationship to the number of characters you have read so far. The only thing you can rely on is that you can use it subsequently as the -@var{offset} argument to @code{fseek} to move back to the same file -position. +@var{offset} argument to @code{fseek} or @code{fseeko} to move back to +the same file position. @item -In a call to @code{fseek} on a text stream, either the @var{offset} must -either be zero; or @var{whence} must be @code{SEEK_SET} and the -@var{offset} must be the result of an earlier call to @code{ftell} on -the same stream. +In a call to @code{fseek} or @code{fseeko} on a text stream, either the +@var{offset} must either be zero; or @var{whence} must be +@code{SEEK_SET} and the @var{offset} must be the result of an earlier +call to @code{ftell} on the same stream. @item The value of the file position indicator of a text stream is undefined @@ -3158,7 +3202,11 @@ that haven't been read or discarded. @xref{Unreading}. But even if you observe these rules, you may still have trouble for long files, because @code{ftell} and @code{fseek} use a @code{long int} value to represent the file position. This type may not have room to encode -all the file positions in a large file. +all the file positions in a large file. Using the @code{ftello} and +@code{fseeko} functions might help here since the @code{off_t} type is +expected to be able to hold all file position values but this still does +not help to handle additional information which must be associated with +a file position. So if you do want to support systems with peculiar encodings for the file positions, it is better to use the functions @code{fgetpos} and @@ -3550,9 +3598,10 @@ new values before you use them again. A null character is written at the end of the buffer. This null character is @emph{not} included in the size value stored at @var{sizeloc}. -You can move the stream's file position with @code{fseek} (@pxref{File -Positioning}). Moving the file position past the end of the data -already written fills the intervening space with zeroes. +You can move the stream's file position with @code{fseek} or +@code{fseeko} (@pxref{File Positioning}). Moving the file position past +the end of the data already written fills the intervening space with +zeroes. @end deftypefun Here is an example of using @code{open_memstream}: @@ -3587,9 +3636,9 @@ Calling @code{fflush} on this stream updates the current size of the object to match the amount of data that has been written. After a call to @code{fflush}, you can examine the object temporarily. -You can move the file position of an obstack stream with @code{fseek} -(@pxref{File Positioning}). Moving the file position past the end of -the data written fills the intervening space with zeros. +You can move the file position of an obstack stream with @code{fseek} or +@code{fseeko} (@pxref{File Positioning}). Moving the file position past +the end of the data written fills the intervening space with zeros. To make the object permanent, update the obstack with @code{fflush}, and then use @code{obstack_finish} to finalize the object and get its address. @@ -3691,9 +3740,9 @@ discarded. @item cookie_seek_function_t *seek This is the function that performs the equivalent of file positioning on the cookie. If the value is a null pointer instead of a function, calls -to @code{fseek} on this stream can only seek to locations within the -buffer; any attempt to seek outside the buffer will return an -@code{ESPIPE} error. +to @code{fseek} or @code{fseeko} on this stream can only seek to +locations within the buffer; any attempt to seek outside the buffer will +return an @code{ESPIPE} error. @item cookie_close_function_t *close This function performs any appropriate cleanup on the cookie when diff --git a/misc/hsearch.c b/misc/hsearch.c index f2739b8..62f8ac9 100644 --- a/misc/hsearch.c +++ b/misc/hsearch.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu> This file is part of the GNU C Library. @@ -50,3 +50,7 @@ hdestroy () { hdestroy_r (&htab); } + +/* Make sure the table is freed if we want to free everything before + exiting. */ +text_set_element (__libc_subfreeres, hdestroy); diff --git a/misc/sys/select.h b/misc/sys/select.h index a151570..17edf82 100644 --- a/misc/sys/select.h +++ b/misc/sys/select.h @@ -52,7 +52,7 @@ typedef __fd_set fd_set; #ifdef __USE_MISC /* Number of bits per word of `fd_set' (some code assumes this is 32). */ -#define NFDBITS __NFDBITS +# define NFDBITS __NFDBITS #endif @@ -75,6 +75,7 @@ extern int select __P ((int __nfds, __fd_set *__readfds, __fd_set *__writefds, __fd_set *__exceptfds, struct timeval *__timeout)); +#ifdef __USE_POSIX /* Same as above only that the TIMEOUT value is given with higher resolution. This version should be used. */ extern int __pselect __P ((int __nfds, __fd_set *__readfds, @@ -83,6 +84,7 @@ extern int __pselect __P ((int __nfds, __fd_set *__readfds, extern int pselect __P ((int __nfds, __fd_set *__readfds, __fd_set *__writefds, __fd_set *__exceptfds, struct timespec *__timeout)); +#endif __END_DECLS diff --git a/nis/nis_call.c b/nis/nis_call.c index fd777f5..06f63ee 100644 --- a/nis/nis_call.c +++ b/nis/nis_call.c @@ -289,7 +289,7 @@ __do_niscall2 (const nis_server *server, u_int server_len, u_long prog, server_len = 1; if ((dbp = __bind_create (server, server_len, flags)) == NULL) - return NIS_UNAVAIL; + return NIS_NAMEUNREACHABLE; while (__bind_connect (dbp) != NIS_SUCCESS) { if (__bind_next (dbp) != NIS_SUCCESS) @@ -351,6 +351,7 @@ __do_niscall2 (const nis_server *server, u_int server_len, u_long prog, break; /* No more servers to search in */ goto again; } + break; case NIS_FINDDIRECTORY: if ((((fd_result *)resp)->status == NIS_NOTFOUND) || (((fd_result *)resp)->status == NIS_NOSUCHNAME) || diff --git a/nis/nis_mkdir.c b/nis/nis_mkdir.c index b762e93..ab693d7 100644 --- a/nis/nis_mkdir.c +++ b/nis/nis_mkdir.c @@ -24,23 +24,19 @@ nis_error nis_mkdir (const_nis_name dir, const nis_server *server) { - nis_error res; + nis_error res, res2; if (server == NULL) - { - if (__do_niscall (dir, NIS_MKDIR, (xdrproc_t) xdr_nis_name, - (caddr_t) &dir, (xdrproc_t) xdr_nis_error, - (caddr_t) &res, 0, NULL) != RPC_SUCCESS) - return NIS_RPCERROR; - } - else - { - if (__do_niscall2 (server, 1, NIS_MKDIR, - (xdrproc_t) xdr_nis_name, + res2 = __do_niscall (dir, NIS_MKDIR, (xdrproc_t) xdr_nis_name, (caddr_t) &dir, (xdrproc_t) xdr_nis_error, - (caddr_t) &res, 0, NULL) != RPC_SUCCESS) - return NIS_RPCERROR; - } + (caddr_t) &res, 0, NULL); + else + res2 = __do_niscall2 (server, 1, NIS_MKDIR, + (xdrproc_t) xdr_nis_name, + (caddr_t) &dir, (xdrproc_t) xdr_nis_error, + (caddr_t) &res, 0, NULL); + if (res2 != NIS_SUCCESS) + return res2; return res; } diff --git a/nis/nis_rmdir.c b/nis/nis_rmdir.c index adf5924..ff84ed8 100644 --- a/nis/nis_rmdir.c +++ b/nis/nis_rmdir.c @@ -24,23 +24,17 @@ nis_error nis_rmdir (const_nis_name dir, const nis_server *server) { - nis_error res; + nis_error res, res2; if (server == NULL) - { - if (__do_niscall (dir, NIS_RMDIR, (xdrproc_t) xdr_nis_name, + return NIS_SYSTEMERROR; + + res2 = __do_niscall2 (server, 1, NIS_RMDIR, + (xdrproc_t) xdr_nis_name, (caddr_t) &dir, (xdrproc_t) xdr_nis_error, - (caddr_t) &res, 0, NULL) != RPC_SUCCESS) - return NIS_RPCERROR; - } - else - { - if (__do_niscall2 (server, 1, NIS_RMDIR, - (xdrproc_t) xdr_nis_name, - (caddr_t) &dir, (xdrproc_t) xdr_nis_error, - (caddr_t) &res, 0, NULL) != RPC_SUCCESS) - return NIS_RPCERROR; - } + (caddr_t) &res, 0, NULL); + if (res2 != NIS_SUCCESS) + return res2; return res; } diff --git a/nis/rpcsvc/yp_prot.h b/nis/rpcsvc/yp_prot.h index 42bc54c..82f93b4 100644 --- a/nis/rpcsvc/yp_prot.h +++ b/nis/rpcsvc/yp_prot.h @@ -12,6 +12,8 @@ #include <rpc/rpc.h> #include <rpcsvc/ypclnt.h> +__BEGIN_DECLS + /* * The following procedures are supported by the protocol: * @@ -72,12 +74,12 @@ typedef struct { u_int keydat_len; char *keydat_val; -} keydat; +} keydat_t; typedef struct { u_int valdat_len; char *valdat_val; -} valdat; +} valdat_t; struct ypmap_parms { char *domain; /* Null string means not available */ @@ -93,7 +95,7 @@ struct ypmap_parms { struct ypreq_key { const char *domain; const char *map; - keydat keydat; + keydat_t keydat; }; struct ypreq_nokey { @@ -149,7 +151,7 @@ typedef enum ypstat ypstat; struct ypresp_val { ypstat status; - valdat valdat; + valdat_t valdat; }; struct ypresp_key_val { @@ -160,11 +162,11 @@ struct ypresp_key_val { implementation somehow must change the order internally. We don't want to follow this bad example since the user should be able to use rpcgen on this file. */ - keydat keydat; - valdat valdat; + keydat_t keydat; + valdat_t valdat; #else - valdat valdat; - keydat keydat; + valdat_t valdat; + keydat_t keydat; #endif }; @@ -340,8 +342,6 @@ struct ypresp_all { } ypresp_all_u; }; -__BEGIN_DECLS - extern bool_t xdr_ypreq_key __P ((XDR *__xdrs, struct ypreq_key * __objp)); extern bool_t xdr_ypreq_nokey __P ((XDR *__xdrs, struct ypreq_nokey * __objp)); extern bool_t xdr_ypreq_xfr __P ((XDR *__xdrs, struct ypreq_xfr * __objp)); diff --git a/posix/Makefile b/posix/Makefile index cbcb6d1..a8adb1f 100644 --- a/posix/Makefile +++ b/posix/Makefile @@ -48,7 +48,8 @@ routines := \ getopt getopt1 getopt_init \ sched_setp sched_getp sched_sets sched_gets sched_yield sched_primax \ sched_primin sched_rr_gi \ - getaddrinfo gai_strerror wordexp + getaddrinfo gai_strerror wordexp \ + pread pwrite aux := init-posix environ tests := tstgetopt testfnm runtests diff --git a/posix/sys/types.h b/posix/sys/types.h index 4519610..675e252 100644 --- a/posix/sys/types.h +++ b/posix/sys/types.h @@ -40,14 +40,30 @@ typedef __fsid_t fsid_t; #endif typedef __dev_t dev_t; -typedef __gid_t gid_t; typedef __ino_t ino_t; typedef __mode_t mode_t; typedef __nlink_t nlink_t; -typedef __off_t off_t; typedef __loff_t loff_t; -typedef __pid_t pid_t; + +#ifndef gid_t +typedef __gid_t gid_t; +# define gid_t gid_t +#endif + +#ifndef uid_t typedef __uid_t uid_t; +# define uid_t uid_t +#endif + +#ifndef off_t +typedef __off_t off_t; +# define off_t off_t +#endif + +#ifndef pid_t +typedef __pid_t pid_t; +# define pid_t pid_t +#endif #ifndef ssize_t typedef __ssize_t ssize_t; diff --git a/posix/unistd.h b/posix/unistd.h index f4a331b..9fcad90 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -150,13 +150,36 @@ __BEGIN_DECLS #ifndef ssize_t typedef __ssize_t ssize_t; -#define ssize_t ssize_t +# define ssize_t ssize_t #endif #define __need_size_t #define __need_NULL #include <stddef.h> +#ifdef __USE_UNIX98 +/* The Single Unix specification says that some more types are + available here. */ +# ifndef gid_t +typedef __gid_t gid_t; +# define gid_t gid_t +# endif + +# ifndef uid_t +typedef __uid_t uid_t; +# define uid_t uid_t +# endif + +# ifndef off_t +typedef __off_t off_t; +# define off_t off_t +# endif + +# ifndef pid_t +typedef __pid_t pid_t; +# define pid_t pid_t +# endif +#endif /* Values for the second argument to access. These may be OR'd together. */ @@ -179,16 +202,16 @@ extern int euidaccess __P ((__const char *__name, int __type)); /* Values for the WHENCE argument to lseek. */ #ifndef _STDIO_H /* <stdio.h> has the same definitions. */ -#define SEEK_SET 0 /* Seek from beginning of file. */ -#define SEEK_CUR 1 /* Seek from current position. */ -#define SEEK_END 2 /* Seek from end of file. */ +# define SEEK_SET 0 /* Seek from beginning of file. */ +# define SEEK_CUR 1 /* Seek from current position. */ +# define SEEK_END 2 /* Seek from end of file. */ #endif #if defined __USE_BSD && !defined L_SET /* Old BSD names for the same constants; just for compatibility. */ -#define L_SET SEEK_SET -#define L_INCR SEEK_CUR -#define L_XTND SEEK_END +# define L_SET SEEK_SET +# define L_INCR SEEK_CUR +# define L_XTND SEEK_END #endif @@ -213,6 +236,19 @@ extern ssize_t read __P ((int __fd, __ptr_t __buf, size_t __nbytes)); extern ssize_t __write __P ((int __fd, __const __ptr_t __buf, size_t __n)); extern ssize_t write __P ((int __fd, __const __ptr_t __buf, size_t __n)); +#ifdef __USE_UNIX98 +/* Read NBYTES into BUF from FD at the given position OFFSET without + changing the file pointer. Return the number read, -1 for errors + or 0 for EOF. */ +extern ssize_t pread __P ((int __fd, __ptr_t __buf, size_t __nbytes, + __off_t __offset)); + +/* Write N bytes of BUF to FD at the given position OFFSET without + changing the file pointer. Return the number written, or -1. */ +extern ssize_t pwrite __P ((int __fd, __const __ptr_t __buf, size_t __n, + __off_t __offset)); +#endif + /* Create a one-way communication channel (pipe). If successful, two file descriptors are stored in PIPEDES; @@ -427,7 +463,7 @@ extern __pid_t __bsd_getpgrp __P ((__pid_t __pid)); #ifdef __FAVOR_BSD /* When we explicitely compile BSD sources use the BSD definition of this function. Please note that we cannot use parameters for the macro. */ -#define getpgrp __bsd_getpgrp +# define getpgrp __bsd_getpgrp #endif /* Set the process group ID of the process matching PID to PGID. @@ -777,8 +813,8 @@ extern int getdtablesize __P ((void)); extern int __brk __P ((__ptr_t __addr)); extern int brk __P ((__ptr_t __addr)); -#define __need_ptrdiff_t -#include <stddef.h> +# define __need_ptrdiff_t +# include <stddef.h> /* Increase or decrease the end of accessible data space by DELTA bytes. If successful, returns the address the previous end of data space @@ -814,10 +850,10 @@ extern long int syscall __P ((long int __sysno, ...)); LEN is always relative to the current file position. The CMD argument is one of the following. */ -#define F_ULOCK 0 /* Unlock a previously locked region. */ -#define F_LOCK 1 /* Lock a region for exclusive use. */ -#define F_TLOCK 2 /* Test and lock a region for exclusive use. */ -#define F_TEST 3 /* Test a region for other processes locks. */ +# define F_ULOCK 0 /* Unlock a previously locked region. */ +# define F_LOCK 1 /* Lock a region for exclusive use. */ +# define F_TLOCK 2 /* Test and lock a region for exclusive use. */ +# define F_TEST 3 /* Test a region for other processes locks. */ extern int lockf __P ((int __fd, int __cmd, __off_t __len)); #endif /* Use misc and F_LOCK not already defined. */ @@ -828,7 +864,7 @@ extern int lockf __P ((int __fd, int __cmd, __off_t __len)); /* Evaluate EXPRESSION, and repeat as long as it returns -1 with `errno' set to EINTR. */ -#define TEMP_FAILURE_RETRY(expression) \ +# define TEMP_FAILURE_RETRY(expression) \ (__extension__ \ ({ long int __result; \ do __result = (long int) (expression); \ @@ -836,15 +872,16 @@ extern int lockf __P ((int __fd, int __cmd, __off_t __len)); __result; })) \ -/* This variable is set nonzero at startup if the process's effective IDs - differ from its real IDs, or it is otherwise indicated that extra - security should be used. When this is set the dynamic linker ignores - the various environment variables that normally affect it. */ +/* This variable is set nonzero at startup if the process's effective + IDs differ from its real IDs, or it is otherwise indicated that + extra security should be used. When this is set the dynamic linker + and some functions contained in the C library ignore various + environment variables that normally affect them. */ extern int __libc_enable_secure; #endif -#ifdef __USE_POSIX199309 +#if defined __USE_POSIX199309 || defined __USE_UNIX98 /* Synchronize at least the data part of a file with the underlying media. */ extern int fdatasync __P ((int __fildes)); @@ -869,7 +906,18 @@ extern void encrypt __P ((char *__block, int __edflag)); FROM and copy the result to TO. The value of TO must not be in the range [FROM - N + 1, FROM - 1]. If N is odd the first byte in FROM is without partner. */ -extern void swab __P ((__const char *__from, char *__to, ssize_t __n)); +extern void swab __P ((__const __ptr_t __from, __ptr_t __to, ssize_t __n)); +#endif + + +/* The Single Unix specification, version 2, demands these prototypes + to be here. They are also found in <stdio.h>. */ +#ifdef __USE_UNIX98 +/* Return the name of the controlling terminal. */ +extern char *ctermid __P ((char *__s)); + +/* Return the name of the current user. */ +extern char *cuserid __P ((char *__s)); #endif __END_DECLS diff --git a/resolv/resolv.h b/resolv/resolv.h index 4dae715..06dba63 100644 --- a/resolv/resolv.h +++ b/resolv/resolv.h @@ -61,14 +61,16 @@ #ifndef _RESOLV_H #define _RESOLV_H 1 +#include <features.h> + #include <sys/param.h> #if (!defined(BSD)) || (BSD < 199306) # include <sys/bitypes.h> #else # include <sys/types.h> #endif -#include <sys/cdefs.h> #include <stdio.h> +#include <netinet/in.h> /* * Revision information. This is the release date in YYYYMMDD format. @@ -17,7 +17,7 @@ Boston, MA 02111-1307, USA. */ #include <stdlib.h> -#include "set-hooks.h" +#include <set-hooks.h> DEFINE_HOOK_RUNNER (__libc_subinit, __libc_init, (int argc, char **argv, char **envp), (argc, argv, envp)) diff --git a/stdlib/fmtmsg.c b/stdlib/fmtmsg.c index 101beb7..e7aab90 100644 --- a/stdlib/fmtmsg.c +++ b/stdlib/fmtmsg.c @@ -332,6 +332,10 @@ addseverity (int severity, const char *string) int result; const char *new_string; + /* Prevent illegal SEVERITY values. */ + if (severity <= MM_INFO) + return MM_NOTOK; + if (string == NULL) /* We want to remove the severity class. */ new_string = NULL; @@ -339,7 +343,7 @@ addseverity (int severity, const char *string) { new_string = __strdup (string); - if (new_string == NULL || severity <= MM_INFO) + if (new_string == NULL) /* Allocation failed or illegal value. */ return MM_NOTOK; } @@ -359,3 +363,23 @@ addseverity (int severity, const char *string) return result; } + + +static void __attribute__ ((unused)) +free_mem (void) +{ + struct severity_info *runp = severity_list; + + while (runp != NULL) + if (runp->severity > MM_INFO) + { + /* This is data we have to release. */ + struct severity_info *here = runp; + free ((char *) runp->string); + runp = runp->next; + free (here); + } + else + runp = runp->next; +} +text_set_element (__libc_subfreeres, free_mem); diff --git a/stdlib/tst-strtol.c b/stdlib/tst-strtol.c index 62acafb..483e713 100644 --- a/stdlib/tst-strtol.c +++ b/stdlib/tst-strtol.c @@ -5,7 +5,7 @@ #include <stdio.h> #include <errno.h> #include <stdlib.h> -#include <strings.h> +#include <string.h> #include <limits.h> struct ltest diff --git a/string/bits/string2.h b/string/bits/string2.h index 8555d67..e0a8e75 100644 --- a/string/bits/string2.h +++ b/string/bits/string2.h @@ -369,18 +369,40 @@ __STRING2_COPY_TYPE (8); #ifndef _HAVE_STRING_ARCH_strcmp # define strcmp(s1, s2) \ (__extension__ (__builtin_constant_p (s1) && __builtin_constant_p (s2) \ - && (sizeof (s1)[0] != 1 || strlen (s1) >= 4) \ - && (sizeof (s2)[0] != 1 || strlen (s2) >= 4) \ + && (sizeof ((s1)[0]) != 1 || strlen (s1) >= 4) \ + && (sizeof ((s2)[0]) != 1 || strlen (s2) >= 4) \ ? memcmp (s1, s2, (strlen (s1) < strlen (s2) \ ? strlen (s1) : strlen (s2)) + 1) \ - : (__builtin_constant_p (s1) && sizeof (s1)[0] == 1 \ - && sizeof (s2)[0] == 1 && strlen (s1) < 4 \ - ? __strcmp_cg (s1, s2, strlen (s1)) \ - : (__builtin_constant_p (s2) && sizeof (s1)[0] == 1 \ - && sizeof (s2)[0] == 1 && strlen (s2) < 4 \ - ? __strcmp_gc (s1, s2, strlen (s2)) \ + : (__builtin_constant_p (s1) && sizeof ((s1)[0]) == 1 \ + && sizeof ((s2)[0]) == 1 && strlen (s1) < 4 \ + ? (__builtin_constant_p (s2) \ + ? __strcmp_cc (s1, s2, strlen (s1)) \ + : __strcmp_cg (s1, s2, strlen (s1))) \ + : (__builtin_constant_p (s2) && sizeof ((s1)[0]) == 1 \ + && sizeof ((s2)[0]) == 1 && strlen (s2) < 4 \ + ? (__builtin_constant_p (s1) \ + ? __strcmp_cc (s1, s2, strlen (s2)) \ + : __strcmp_gc (s1, s2, strlen (s2))) \ : strcmp (s1, s2))))) +# define __strcmp_cc(s1, s2, l) \ + (__extension__ ({ register int __result = ((unsigned char) (s1)[0] \ + - (unsigned char) (s2)[0]); \ + if (l > 0 && __result == 0) \ + { \ + __result = ((unsigned char) (s1)[1] \ + - (unsigned char) (s2)[1]); \ + if (l > 1 && __result == 0) \ + { \ + __result = ((unsigned char) (s1)[2] \ + - (unsigned char) (s2)[2]); \ + if (l > 2 && __result == 0) \ + __result = ((unsigned char) (s1)[3] \ + - (unsigned char) (s2)[3]); \ + } \ + } \ + __result; })) + # define __strcmp_cg(s1, s2, l1) \ (__extension__ ({ __const unsigned char *__s2 = (unsigned char *) (s2); \ register int __result = (unsigned char) (s1)[0] - __s2[0];\ diff --git a/string/strings.h b/string/strings.h index 7011329..20a1af1 100644 --- a/string/strings.h +++ b/string/strings.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,17 +16,41 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* Compatibility with BSD string(3). */ - #ifndef _STRINGS_H #define _STRINGS_H 1 #include <features.h> +#define __need_size_t +#include <stddef.h> + +__BEGIN_DECLS + +/* Compare N bytes of S1 and S2 (same as memcmp). */ +extern int bcmp __P ((__const __ptr_t __s1, __const __ptr_t __s2, size_t __n)); + +/* Copy N bytes of SRC to DEST (like memmove, but args reversed). */ +extern void bcopy __P ((__const __ptr_t __src, __ptr_t __dest, size_t __n)); + +/* Set N bytes of S to 0. */ +extern void bzero __P ((__ptr_t __s, size_t __n)); + +/* Return the position of the first bit set in I, or 0 if none are set. + The least-significant bit is position 1, the most-significant 32. */ +extern int ffs __P ((int __i)); + +/* Find the first occurrence of C in S (same as strchr). */ +extern char *index __P ((__const char *__s, int __c)); + +/* Find the last occurrence of C in S (same as strrchr). */ +extern char *rindex __P ((__const char *__s, int __c)); +/* Compare S1 and S2, ignoring case. */ +extern int strcasecmp __P ((__const char *__s1, __const char *__s2)); -#ifndef _STRING_H -#include <string.h> -#endif /* string.h */ +/* Compare no more than N chars of S1 and S2, ignoring case. */ +extern int strncasecmp __P ((__const char *__s1, __const char *__s2, + size_t __n)); +__END_DECLS #endif /* strings.h */ diff --git a/string/swab.c b/string/swab.c index c9cf700..325ead5 100644 --- a/string/swab.c +++ b/string/swab.c @@ -19,8 +19,11 @@ #include <unistd.h> void -swab (const char *from, char *to, ssize_t n) +swab (const void *bfrom, void *bto, ssize_t n) { + const char *from = (const char *) bfrom; + char *to = (char *) bto; + n &= ~((ssize_t) 1); while (n > 1) { diff --git a/sunrpc/clnt_simp.c b/sunrpc/clnt_simp.c index 30a0517..f528c30 100644 --- a/sunrpc/clnt_simp.c +++ b/sunrpc/clnt_simp.c @@ -45,7 +45,7 @@ static char sccsid[] = "@(#)clnt_simple.c 1.35 87/08/11 Copyr 1984 Sun Micro"; #include <rpc/rpc.h> #include <sys/socket.h> #include <netdb.h> -#include <strings.h> +#include <string.h> static struct callrpc_private { diff --git a/sunrpc/rpc/auth_des.h b/sunrpc/rpc/auth_des.h index 87fb8f0..0177ede 100644 --- a/sunrpc/rpc/auth_des.h +++ b/sunrpc/rpc/auth_des.h @@ -17,9 +17,10 @@ Boston, MA 02111-1307, USA. */ #ifndef _RPC_AUTH_DES_H - #define _RPC_AUTH_DES_H 1 + #include <sys/cdefs.h> +#include <rpc/auth.h> __BEGIN_DECLS @@ -34,9 +35,9 @@ enum authdes_namekind a conversation key and the window */ struct authdes_fullname { - char *name; /* network name of client, up to MAXNETNAMELEN */ - des_block key; /* conversation key */ - u_long window; /* associated window */ + char *name; /* network name of client, up to MAXNETNAMELEN */ + des_block key; /* conversation key */ + u_long window; /* associated window */ }; /* A credential */ @@ -53,7 +54,7 @@ struct authdes_verf union { struct timeval adv_ctime; /* clear time */ - des_block adv_xtime; /* crypt time */ + des_block adv_xtime; /* crypt time */ } adv_time_u; u_long adv_int_u; diff --git a/sysdeps/i386/i486/bits/string.h b/sysdeps/i386/i486/bits/string.h index 28ca383..ef808d2 100644 --- a/sysdeps/i386/i486/bits/string.h +++ b/sysdeps/i386/i486/bits/string.h @@ -368,7 +368,7 @@ __strlen_g (__const char *__str) #define _HAVE_STRING_ARCH_strcpy 1 #define strcpy(dest, src) \ (__extension__ (__builtin_constant_p (src) \ - ? (sizeof (src[0]) == 1 && strlen (src) + 1 <= 8 \ + ? (sizeof ((src)[0]) == 1 && strlen (src) + 1 <= 8 \ ? __strcpy_small (dest, src, strlen (src) + 1) \ : (char *) memcpy (dest, src, strlen (src) + 1)) \ : __strcpy_g (dest, src))) @@ -800,18 +800,40 @@ __strncat_g (char *__dest, __const char __src[], size_t __n) #define _HAVE_STRING_ARCH_strcmp 1 #define strcmp(s1, s2) \ (__extension__ (__builtin_constant_p (s1) && __builtin_constant_p (s2) \ - && (sizeof (s1)[0] != 1 || strlen (s1) >= 4) \ - && (sizeof (s2)[0] != 1 || strlen (s2) >= 4) \ + && (sizeof ((s1)[0]) != 1 || strlen (s1) >= 4) \ + && (sizeof ((s2)[0]) != 1 || strlen (s2) >= 4) \ ? memcmp (s1, s2, (strlen (s1) < strlen (s2) \ ? strlen (s1) : strlen (s2)) + 1) \ - : (__builtin_constant_p (s1) && sizeof (s1)[0] == 1 \ - && sizeof (s2)[0] == 1 && strlen (s1) < 4 \ - ? __strcmp_cg (s1, s2, strlen (s1)) \ - : (__builtin_constant_p (s2) && sizeof (s1)[0] == 1 \ - && sizeof (s2)[0] == 1 && strlen (s2) < 4 \ - ? __strcmp_gc (s1, s2, strlen (s2)) \ + : (__builtin_constant_p (s1) && sizeof ((s1)[0]) == 1 \ + && sizeof ((s2)[0]) == 1 && strlen (s1) < 4 \ + ? (__builtin_constant_p (s2) && sizeof ((s2)[0]) == 1 \ + ? __strcmp_cc (s1, s2, strlen (s1)) \ + : __strcmp_cg (s1, s2, strlen (s1))) \ + : (__builtin_constant_p (s2) && sizeof ((s1)[0]) == 1 \ + && sizeof ((s2)[0]) == 1 && strlen (s2) < 4 \ + ? (__builtin_constant_p (s1) \ + ? __strcmp_cc (s1, s2, strlen (s2)) \ + : __strcmp_gc (s1, s2, strlen (s2))) \ : __strcmp_gg (s1, s2))))) +#define __strcmp_cc(s1, s2, l) \ + (__extension__ ({ register int __result = ((unsigned char) (s1)[0] \ + - (unsigned char) (s2)[0]); \ + if (l > 0 && __result == 0) \ + { \ + __result = ((unsigned char) (s1)[1] \ + - (unsigned char) (s2)[1]); \ + if (l > 1 && __result == 0) \ + { \ + __result = ((unsigned char) (s1)[2] \ + - (unsigned char) (s2)[2]); \ + if (l > 2 && __result == 0) \ + __result = ((unsigned char) (s1)[3] \ + - (unsigned char) (s2)[3]); \ + } \ + } \ + __result; })) + #define __strcmp_cg(s1, s2, l1) \ (__extension__ ({ __const unsigned char *__s2 = (unsigned char *) (s2); \ register int __result = (unsigned char) (s1)[0] - __s2[0];\ @@ -1076,32 +1098,28 @@ __strcspn_c1 (__const char *__s, int __reject) return (__res - 1) - __s; } -#ifdef __PIC__ __STRING_INLINE size_t __strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len) { register __const char *__res; - int __mem; __asm__ __volatile__ - ("movl %%ebx,%1\n\t" - "movl %%ecx,%%ebx\n\t" - "cld\n" + ("cld\n" "1:\n\t" "lodsb\n\t" "testb %%al,%%al\n\t" "je 2f\n\t" - "movl %4,%%edi\n\t" - "movl %%ebx,%%ecx\n\t" + "movl %2,%%edi\n\t" + "movl %3,%%ecx\n\t" "repne; scasb\n\t" "jne 1b\n" - "2:\n\t" - "movl %1,%%ebx" - : "=S" (__res), "=&m" (__mem) - : "c" (__reject_len), "0" (__s), "r" (__reject), "1" (__mem) + "2:" + : "=S" (__res) + : "0" (__s), "d" (__reject), "g" (__reject_len) : "ax", "cx", "di", "cc"); return (__res - 1) - __s; } +#ifdef __PIC__ __STRING_INLINE size_t __strcspn_g (__const char *__s, __const char *__reject) { @@ -1131,27 +1149,6 @@ __strcspn_g (__const char *__s, __const char *__reject) } #else __STRING_INLINE size_t -__strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len) -{ - register __const char *__res; - __asm__ __volatile__ - ("cld\n" - "1:\n\t" - "lodsb\n\t" - "testb %%al,%%al\n\t" - "je 2f\n\t" - "movl %%ebx,%%edi\n\t" - "movl %%edx,%%ecx\n\t" - "repne; scasb\n\t" - "jne 1b\n" - "2:" - : "=S" (__res) - : "d" (__reject_len), "0" (__s), "b" (__reject) - : "ax", "cx", "di", "cc"); - return (__res - 1) - __s; -} - -__STRING_INLINE size_t __strcspn_g (__const char *__s, __const char *__reject) { register __const char *__res; @@ -1199,40 +1196,35 @@ __strspn_c1 (__const char *__s, int __accept) "movb (%0),%%al\n\t" "leal 1(%0),%0\n\t" "cmpb %%ah,%%al\n\t" - "je 1b\n" - "2:" + "je 1b" : "=r" (__res) : "a" (__accept), "0" (__s) : "ax", "cc"); return (__res - 1) - __s; } -#ifdef __PIC__ __STRING_INLINE size_t __strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len) { register __const char *__res; - int __mem; __asm__ __volatile__ - ("movl %%ebx,%1\n\t" - "movl %%ecx,%%ebx\n\t" - "cld\n" + ("cld\n" "1:\n\t" "lodsb\n\t" "testb %%al,%%al\n\t" "je 2f\n\t" - "movl %%edx,%%edi\n\t" - "movl %%ebx,%%ecx\n\t" + "movl %2,%%edi\n\t" + "movl %3,%%ecx\n\t" "repne; scasb\n\t" "je 1b\n" - "2:\n\t" - "movl %1,%%ebx" - : "=S" (__res), "=m" (__mem) - : "c" (__accept_len), "0" (__s), "d" (__accept), "1" (__mem) + "2:" + : "=S" (__res) + : "0" (__s), "d" (__accept), "g" (__accept_len) : "ax", "cx", "di", "cc"); return (__res - 1) - __s; } +#ifdef __PIC__ __STRING_INLINE size_t __strspn_g (__const char *__s, __const char *__accept) { @@ -1262,27 +1254,6 @@ __strspn_g (__const char *__s, __const char *__accept) } #else __STRING_INLINE size_t -__strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len) -{ - register __const char *__res; - __asm__ __volatile__ - ("cld\n" - "1:\n\t" - "lodsb\n\t" - "testb %%al,%%al\n\t" - "je 2f\n\t" - "movl %%ebx,%%edi\n\t" - "movl %%edx,%%ecx\n\t" - "repne; scasb\n\t" - "je 1b\n" - "2:" - : "=S" (__res) - : "d" (__accept_len), "0" (__s), "b" (__accept), "D" (__accept) - : "ax", "cx", "dx", "di", "cc"); - return (__res - 1) - __s; -} - -__STRING_INLINE size_t __strspn_g (__const char *__s, __const char *__accept) { register __const char *__res; @@ -1319,36 +1290,32 @@ __strspn_g (__const char *__s, __const char *__accept) : __strpbrk_cg (s, accept, strlen (accept)))) \ : __strpbrk_g (s, accept))) -#ifdef __PIC__ __STRING_INLINE char * __strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len) { register char *__res; - int __mem; __asm__ __volatile__ - ("movl %%ebx,%1\n\t" - "movl %%ecx,%%ebx\n\t" - "cld\n" + ("cld\n" "1:\n\t" "lodsb\n\t" "testb %%al,%%al\n\t" "je 2f\n\t" - "movl %%edx,%%edi\n\t" - "movl %%ebx,%%ecx\n\t" + "movl %2,%%edi\n\t" + "movl %3,%%ecx\n\t" "repne; scasb\n\t" "jne 1b\n\t" "decl %0\n\t" "jmp 3f\n" "2:\n\t" "xorl %0,%0\n" - "3:\n\t" - "movl %1,%%ebx" - : "=S" (__res), "=m" (__mem) - : "c" (__accept_len), "0" (__s), "d" (__accept), "1" (__mem) + "3:" + : "=S" (__res) + : "0" (__s), "d" (__accept), "g" (__accept_len) : "ax", "cx", "di", "cc"); return __res; } +#ifdef __PIC__ __STRING_INLINE char * __strpbrk_g (__const char *__s, __const char *__accept) { @@ -1382,32 +1349,6 @@ __strpbrk_g (__const char *__s, __const char *__accept) } #else __STRING_INLINE char * -__strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len) -{ - register char *__res; - __asm__ __volatile__ - ("movl %%ebx,%%edi\n\t" - "cld\n" - "1:\n\t" - "lodsb\n\t" - "testb %%al,%%al\n\t" - "je 2f\n\t" - "movl %%ebx,%%edi\n\t" - "movl %%edx,%%ecx\n\t" - "repne; scasb\n\t" - "jne 1b\n\t" - "decl %0\n\t" - "jmp 3f\n" - "2:\n\t" - "xorl %0,%0\n" - "3:" - : "=S" (__res) - : "d" (__accept_len), "0" (__s), "b" (__accept) - : "ax", "cx", "dx", "di", "cc"); - return __res; -} - -__STRING_INLINE char * __strpbrk_g (__const char *__s, __const char *__accept) { register char *__res; @@ -1440,18 +1381,15 @@ __strpbrk_g (__const char *__s, __const char *__accept) /* Find the first occurrence of NEEDLE in HAYSTACK. */ #define _HAVE_STRING_ARCH_strstr 1 -#ifdef __PIC__ -/* XXX GCC has problems to spill the registers. */ -# define strstr(haystack, needle) \ +#define strstr(haystack, needle) \ (__extension__ (__builtin_constant_p (needle) && sizeof ((needle)[0]) == 1 \ ? ((needle)[0] == '\0' \ ? haystack \ : ((needle)[1] == '\0' \ - ? strchr (haystack, (needle)[0]) \ - : strstr (haystack, needle))) \ - : strstr (haystack, needle))) + ? strchr (haystack, (needle)[0]) \ + : __strstr_cg (haystack, needle, strlen (needle)))) \ + : __strstr_g (haystack, needle))) -# if 0 /* Please note that this function need not handle NEEDLEs with a length shorter than two. */ __STRING_INLINE char * @@ -1459,29 +1397,30 @@ __strstr_cg (__const char *__haystack, __const char __needle[], size_t __needle_len) { register char *__res; - int __mem; __asm__ __volatile__ - ("movl %%ebx,%1\n\t" - "movl %%ecx,%%ebx\n" - "cld\n" \ + ("cld\n" \ "1:\n\t" - "movl %%edx,%%edi\n\t" - "movl %%esi,%%eax\n\t" - "movl %%ebx,%%ecx\n\t" + "movl %3,%%edi\n\t" + "movl %2,%%eax\n\t" + "movl %1,%%ecx\n\t" "repe; cmpsb\n\t" "je 2f\n\t" "cmpb $0,-1(%%esi)\n\t" - "leal 1(%%eax),%%esi\n\t" + "leal 1(%%eax),%2\n\t" "jne 1b\n\t" "xorl %%eax,%%eax\n" - "2:\n\t" - "movl %1,%%ebx" - : "=a" (__res), "=m" (__mem) - : "c" (__needle_len), "S" (__haystack), "d" (__needle), "1" (__mem) + "2:" + : "=a" (__res) + : "g" (__needle_len), "S" (__haystack), "d" (__needle) : "cx", "di", "si", "cc"); return __res; } +#ifdef __PIC__ +# if 1 +/* For now this does not always works due to spilling problems. */ +# define __strstr_g(haystack, needle) strstr (haystack, needle) +# else __STRING_INLINE char * __strstr_g (__const char *__haystack, __const char *__needle) { @@ -1514,39 +1453,6 @@ __strstr_g (__const char *__haystack, __const char *__needle) } # endif #else -# define strstr(haystack, needle) \ - (__extension__ (__builtin_constant_p (needle) && sizeof ((needle)[0]) == 1 \ - ? ((needle)[0] == '\0' \ - ? haystack \ - : ((needle)[1] == '\0' \ - ? strchr (haystack, (needle)[0]) \ - : __strstr_cg (haystack, needle, strlen (needle)))) \ - : __strstr_g (haystack, needle))) - -__STRING_INLINE char * -__strstr_cg (__const char *__haystack, __const char __needle[], - size_t __needle_len) -{ - register char *__res; - __asm__ __volatile__ - ("cld\n" \ - "1:\n\t" - "movl %%ebx,%%edi\n\t" - "movl %%esi,%%eax\n\t" - "movl %%edx,%%ecx\n\t" - "repe; cmpsb\n\t" - "je 2f\n\t" - "cmpb $0,-1(%%esi)\n\t" - "leal 1(%%eax),%%esi\n\t" - "jne 1b\n\t" - "xorl %%eax,%%eax\n" - "2:" - : "=a" (__res) - : "d" (__needle_len), "S" (__haystack), "b" (__needle) - : "cx", "dx", "di", "si", "cc"); - return __res; -} - __STRING_INLINE char * __strstr_g (__const char *__haystack, __const char *__needle) { diff --git a/sysdeps/m68k/fpu/bits/mathinline.h b/sysdeps/m68k/fpu/bits/mathinline.h index 2ab570f..1e68ea0 100644 --- a/sysdeps/m68k/fpu/bits/mathinline.h +++ b/sysdeps/m68k/fpu/bits/mathinline.h @@ -120,6 +120,7 @@ __inline_mathop(__ieee754_asin, asin) __inline_mathop(__ieee754_cosh, cosh) __inline_mathop(__ieee754_sinh, sinh) __inline_mathop(__ieee754_exp, etox) +__inline_mathop(__ieee754_exp2, twotox) __inline_mathop(__ieee754_log10, log10) __inline_mathop(__ieee754_log, logn) __inline_mathop(__ieee754_sqrt, sqrt) @@ -139,7 +140,6 @@ __inline_mathop(__log1p, lognp1) __inline_mathop(__significand, getman) __inline_mathop(__log2, log2) -__inline_mathop(__exp2, twotox) __inline_mathop(__trunc, intrz) #if !defined __NO_MATH_INLINES && defined __OPTIMIZE__ diff --git a/sysdeps/m68k/fpu/s_exp2.c b/sysdeps/m68k/fpu/s_exp2.c index 3895280..24fac4f 100644 --- a/sysdeps/m68k/fpu/s_exp2.c +++ b/sysdeps/m68k/fpu/s_exp2.c @@ -1,2 +1,2 @@ -#define FUNC exp2 -#include <s_atan.c> +#define FUNC __ieee754_exp2 +#include <e_acos.c> diff --git a/sysdeps/m68k/fpu/s_exp2f.c b/sysdeps/m68k/fpu/s_exp2f.c index 20ac916..593842e 100644 --- a/sysdeps/m68k/fpu/s_exp2f.c +++ b/sysdeps/m68k/fpu/s_exp2f.c @@ -1,2 +1,2 @@ -#define FUNC exp2f -#include <s_atanf.c> +#define FUNC __ieee754_exp2f +#include <e_acosf.c> diff --git a/sysdeps/m68k/fpu/s_exp2l.c b/sysdeps/m68k/fpu/s_exp2l.c index 19121b9..0ab2a42 100644 --- a/sysdeps/m68k/fpu/s_exp2l.c +++ b/sysdeps/m68k/fpu/s_exp2l.c @@ -1,2 +1,2 @@ -#define FUNC exp2l -#include <s_atanl.c> +#define FUNC __ieee754_exp2l +#include <e_acosl.c> diff --git a/sysdeps/mach/hurd/cthreads.c b/sysdeps/mach/hurd/cthreads.c index c63ae73..9d92e9e 100644 --- a/sysdeps/mach/hurd/cthreads.c +++ b/sysdeps/mach/hurd/cthreads.c @@ -1,3 +1,21 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + #include <bits/libc-lock.h> #include <errno.h> #include <stdlib.h> diff --git a/sysdeps/posix/pread.c b/sysdeps/posix/pread.c new file mode 100644 index 0000000..300aaba --- /dev/null +++ b/sysdeps/posix/pread.c @@ -0,0 +1,56 @@ +/* Read block from given position in file without changing file pointer. + POSIX version. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <unistd.h> + +ssize_t +pread (int fd, void *buf, size_t nbyte, off_t offset) +{ + /* Since we must not change the file pointer preserve the value so that + we can restore it later. */ + int save_errno; + ssize_t result; + off_t old_offset = lseek (fd, 0, SEEK_CUR); + if (old_offset == (off_t) -1) + return -1; + + /* Set to wanted position. */ + if (lseek (fd, offset, SEEK_SET) == (off_t) -1) + return -1; + + /* Write out the data. */ + result = read (fd, buf, nbyte); + + /* Now we have to restore the position. If this fails we have to + return this as an error. But if the writing also failed we + return this error. */ + save_errno = errno; + if (lseek (fd, old_offset, SEEK_SET) == (off_t) -1) + { + if (result == -1) + __set_errno (save_errno); + return -1; + } + __set_errno (save_errno); + + return result; +} diff --git a/sysdeps/posix/pwrite.c b/sysdeps/posix/pwrite.c new file mode 100644 index 0000000..7c1ed45 --- /dev/null +++ b/sysdeps/posix/pwrite.c @@ -0,0 +1,56 @@ +/* Write block to given position in file without changing file pointer. + POSIX version. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <unistd.h> + +ssize_t +pwrite (int fd, const void *buf, size_t nbyte, off_t offset) +{ + /* Since we must not change the file pointer preserve the value so that + we can restore it later. */ + int save_errno; + ssize_t result; + off_t old_offset = lseek (fd, 0, SEEK_CUR); + if (old_offset == (off_t) -1) + return -1; + + /* Set to wanted position. */ + if (lseek (fd, offset, SEEK_SET) == (off_t) -1) + return -1; + + /* Write out the data. */ + result = write (fd, buf, nbyte); + + /* Now we have to restore the position. If this fails we have to + return this as an error. But if the writing also failed we + return this error. */ + save_errno = errno; + if (lseek (fd, old_offset, SEEK_SET) == (off_t) -1) + { + if (result == -1) + __set_errno (save_errno); + return -1; + } + __set_errno (save_errno); + + return result; +} diff --git a/sysdeps/stub/pread.c b/sysdeps/stub/pread.c new file mode 100644 index 0000000..8d937c7 --- /dev/null +++ b/sysdeps/stub/pread.c @@ -0,0 +1,43 @@ +/* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <unistd.h> + +/* Read NBYTES into BUF from FD at the given position OFFSET without + changing the file pointer. Return the number read or -1. */ +ssize_t +pread (int fd, void *buf, size_t nbytes, off_t offset) +{ + if (nbytes == 0) + return 0; + if (fd < 0) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || offset < 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (pread) diff --git a/sysdeps/stub/pwrite.c b/sysdeps/stub/pwrite.c new file mode 100644 index 0000000..ee670d9 --- /dev/null +++ b/sysdeps/stub/pwrite.c @@ -0,0 +1,43 @@ +/* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <unistd.h> + +/* Write NBYTES of BUF to FD at given position OFFSET without changing + the file position. Return the number written, or -1. */ +ssize_t +pwrite (int fd, const void *buf, size_t nbytes, off_t offset) +{ + if (nbytes == 0) + return 0; + if (fd < 0) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || offset < 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (pwrite) diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 0545f44..4bfc3eb 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -15,7 +15,8 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h sys/mtio.h \ sys/module.h sys/io.h sys/klog.h sys/kdaemon.h \ sys/user.h sys/sysmacros.h sys/procfs.h \ sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h \ - sys/quota.h sys/fsuid.h bits/mman.h + sys/quota.h sys/fsuid.h bits/mman.h \ + scsi/sg.h install-others += $(inst_includedir)/bits/syscall.h diff --git a/sysdeps/unix/sysv/linux/scsi/sg.h b/sysdeps/unix/sysv/linux/scsi/sg.h new file mode 100644 index 0000000..c0a0c3a --- /dev/null +++ b/sysdeps/unix/sysv/linux/scsi/sg.h @@ -0,0 +1,59 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* + History: + Started: Aug 9 by Lawrence Foard (entropy@world.std.com), to allow user + process control of SCSI devices. + Development Sponsored by Killy Corp. NY NY +*/ + +#ifndef _SCSI_SG_H +#define _SCSI_SG_H 1 + +/* An SG device is accessed by writing "packets" to it, the replies + are then read using the read call. The same header is used for + replies; ignore the reply_len field. */ + +struct sg_header + { + int pack_len; /* length of incoming packet + (including header). */ + int reply_len; /* max length of expected reply. */ + int pack_id; /* id number of packet. */ + int result; /* 0==ok, otherwise error number. */ + unsigned int twelve_byte:1; /* force 12 byte command length for + group 6 & 7 commands. */ + unsigned int other_flags:31; /* for future use. */ + unsigned char sense_buffer[16]; /* used only by reads. */ + /* command follows then data for command. */ + }; + +/* ioctl's */ +#define SG_SET_TIMEOUT 0x2201 /* set timeout *(int *)arg==timeout */ +#define SG_GET_TIMEOUT 0x2202 /* get timeout return timeout */ + +#define SG_DEFAULT_TIMEOUT (60*HZ) /* 1 minute timeout */ +#define SG_DEFAULT_RETRIES 1 + +#define SG_MAX_QUEUE 4 /* maximum outstanding request, arbitrary, may be + changed if sufficient DMA buffer room available. */ + +#define SG_BIG_BUFF 32768 + +#endif /* scsi/sg.h */ diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h index 0f56a70..c8f512c 100644 --- a/sysdeps/unix/sysv/linux/sys/mman.h +++ b/sysdeps/unix/sysv/linux/sys/mman.h @@ -23,6 +23,8 @@ #include <features.h> #include <bits/types.h> +#define __need_size_t +#include <stddef.h> /* Get the bit values from the kernel header file. */ #include <bits/mman.h> diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index d5c486d..6028a04 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -32,7 +32,7 @@ nfsservctl EXTRA nfsservctl 3 nfsservctl pause - pause 0 __libc_pause pause personality init-first personality 1 __personality personality pipe - pipe 1 __pipe pipe -prctl EXTRA prctl 5 +prctl EXTRA prctl 5 prctl query_module EXTRA query_module 5 query_module quotactl EXTRA quotactl 4 quotactl s_getdents EXTRA getdents 3 __getdents diff --git a/time/strftime.c b/time/strftime.c index 4ecbc5a..1da36e1 100644 --- a/time/strftime.c +++ b/time/strftime.c @@ -34,6 +34,10 @@ # include "../locale/localeinfo.h" #endif +#if defined emacs && !defined HAVE_BCOPY +# define HAVE_MEMCPY 1 +#endif + #include <ctype.h> #include <sys/types.h> /* Some systems define `time_t' here. */ @@ -138,6 +142,7 @@ extern char *tzname[]; # if ! HAVE_LOCALTIME_R # if ! HAVE_TM_GMTOFF /* Approximate gmtime_r as best we can in its absence. */ +# undef gmtime_r # define gmtime_r my_gmtime_r static struct tm *gmtime_r __P ((const time_t *, struct tm *)); static struct tm * @@ -154,6 +159,7 @@ gmtime_r (t, tp) # endif /* ! HAVE_TM_GMTOFF */ /* Approximate localtime_r as best we can in its absence. */ +# undef localtime_r # define localtime_r my_ftime_localtime_r static struct tm *localtime_r __P ((const time_t *, struct tm *)); static struct tm * @@ -327,7 +333,7 @@ tm_diff (a, b) #define YDAY_MINIMUM (-366) static int iso_week_days __P ((int, int)); #ifdef __GNUC__ -inline +__inline__ #endif static int iso_week_days (yday, wday) diff --git a/time/time.h b/time/time.h index d062ba1..184f4ed 100644 --- a/time/time.h +++ b/time/time.h @@ -22,10 +22,10 @@ #ifndef _TIME_H -#if (! defined __need_time_t && !defined __need_clock_t && \ - ! defined __need_timespec) -#define _TIME_H 1 -#include <features.h> +#if (! defined __need_time_t && !defined __need_clock_t && \ + ! defined __need_timespec) +# define _TIME_H 1 +# include <features.h> __BEGIN_DECLS @@ -33,9 +33,9 @@ __BEGIN_DECLS #ifdef _TIME_H /* Get size_t and NULL from <stddef.h>. */ -#define __need_size_t -#define __need_NULL -#include <stddef.h> +# define __need_size_t +# define __need_NULL +# include <stddef.h> #endif /* <time.h> included. */ @@ -44,22 +44,22 @@ __BEGIN_DECLS /* This defines CLOCKS_PER_SEC, which is the number of processor clock ticks per second. */ -#include <bits/time.h> +# include <bits/time.h> /* This is the obsolete POSIX.1-1988 name for the same constant. */ -#ifdef __USE_POSIX -#ifndef CLK_TCK -#define CLK_TCK CLOCKS_PER_SEC -#endif -#endif +# ifdef __USE_POSIX +# ifndef CLK_TCK +# define CLK_TCK CLOCKS_PER_SEC +# endif +# endif #endif /* <time.h> included. */ #if !defined __clock_t_defined && (defined _TIME_H || defined __need_clock_t) -#define __clock_t_defined 1 +# define __clock_t_defined 1 -#include <bits/types.h> +# include <bits/types.h> /* Returned by `clock'. */ typedef __clock_t clock_t; @@ -68,9 +68,9 @@ typedef __clock_t clock_t; #undef __need_clock_t #if !defined __time_t_defined && (defined _TIME_H || defined __need_time_t) -#define __time_t_defined 1 +# define __time_t_defined 1 -#include <bits/types.h> +# include <bits/types.h> /* Returned by `time'. */ typedef __time_t time_t; @@ -79,10 +79,9 @@ typedef __time_t time_t; #undef __need_time_t -#if ! defined __timespec_defined && \ - ((defined _TIME_H && defined __USE_POSIX) || \ - defined __need_timespec) -#define __timespec_defined 1 +#if !defined __timespec_defined && \ + ((defined _TIME_H && defined __USE_POSIX) || defined __need_timespec) +# define __timespec_defined 1 /* POSIX.4 structure for a time value. This is like a `struct timeval' but has nanoseconds instead of microseconds. */ @@ -111,13 +110,13 @@ struct tm int tm_yday; /* Days in year.[0-365] */ int tm_isdst; /* DST. [-1/0/1]*/ -#ifdef __USE_BSD +# ifdef __USE_BSD long int tm_gmtoff; /* Seconds east of UTC. */ __const char *tm_zone; /* Timezone abbreviation. */ -#else +# else long int __tm_gmtoff; /* Seconds east of UTC. */ __const char *__tm_zone; /* Timezone abbreviation. */ -#endif +# endif }; #endif /* <time.h> included. */ @@ -154,12 +153,12 @@ extern size_t strftime __P ((char *__restrict __s, size_t __maxsize, __const char *__restrict __format, __const struct tm *__restrict __tp)); -#ifdef __USE_XOPEN +# ifdef __USE_XOPEN /* Parse S according to FORMAT and store binary time information in TP. The return value is a pointer to the first unparsed character in S. */ extern char *strptime __P ((__const char *__s, __const char *__fmt, struct tm *__tp)); -#endif +# endif /* Return the `struct tm' representation of *TIMER @@ -170,7 +169,7 @@ extern struct tm *gmtime __P ((__const time_t *__timer)); of *TIMER in the local timezone. */ extern struct tm *localtime __P ((__const time_t *__timer)); -#if defined __USE_POSIX || defined __USE_MISC +# if defined __USE_POSIX || defined __USE_MISC /* Return the `struct tm' representation of *TIMER in UTC, using *TP to store the result. */ extern struct tm *__gmtime_r __P ((__const time_t *__timer, @@ -184,7 +183,7 @@ extern struct tm *__localtime_r __P ((__const time_t *__timer, struct tm *__tp)); extern struct tm *localtime_r __P ((__const time_t *__timer, struct tm *__tp)); -#endif /* POSIX or misc */ +# endif /* POSIX or misc */ /* Compute the `struct tm' representation of *T, offset OFFSET seconds east of UTC, @@ -200,7 +199,7 @@ extern char *asctime __P ((__const struct tm *__tp)); /* Equivalent to `asctime (localtime (timer))'. */ extern char *ctime __P ((__const time_t *__timer)); -#if defined __USE_POSIX || defined __USE_MISC +# if defined __USE_POSIX || defined __USE_MISC /* Reentrant versions of the above functions. */ /* Return in BUF a string of the form "Day Mon dd hh:mm:ss yyyy\n" @@ -210,7 +209,7 @@ extern char *asctime_r __P ((__const struct tm *__tp, char *__buf)); /* Equivalent to `asctime_r (localtime_r (timer, *TMP*), buf)'. */ extern char *ctime_r __P ((__const time_t *__timer, char *__buf)); -#endif /* POSIX or misc */ +# endif /* POSIX or misc */ /* Defined in localtime.c. */ @@ -222,7 +221,7 @@ extern long int __timezone; /* Seconds west of UTC. */ If TZ is not defined, a locale-dependent default is used. */ extern void __tzset __P ((void)); -#ifdef __USE_POSIX +# ifdef __USE_POSIX /* Same as above. */ extern char *tzname[2]; @@ -231,27 +230,27 @@ extern char *tzname[2]; extern long int __tzname_max __P ((void)); extern void tzset __P ((void)); -#endif +# endif -#if defined __USE_SVID || defined __USE_XOPEN +# if defined __USE_SVID || defined __USE_XOPEN extern int daylight; extern long int timezone; -#endif +# endif -#ifdef __USE_SVID +# ifdef __USE_SVID /* Set the system time to *WHEN. This call is restricted to the superuser. */ extern int stime __P ((__const time_t *__when)); -#endif +# endif /* Nonzero if YEAR is a leap year (every 4 years, except every 100th isn't, and every 400th is). */ -#define __isleap(year) \ +# define __isleap(year) \ ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) -#ifdef __USE_MISC +# ifdef __USE_MISC /* Miscellaneous functions many Unices inherited from the public domain localtime package. These are included only for compatibility. */ @@ -263,19 +262,19 @@ extern time_t timelocal __P ((struct tm *__tp)); /* Return the number of days in YEAR. */ extern int dysize __P ((int __year)); -#endif +# endif -#ifdef __USE_POSIX199309 +# ifdef __USE_POSIX199309 /* Pause execution for a number of nanoseconds. */ extern int __nanosleep __P ((__const struct timespec *__requested_time, struct timespec *__remaining)); extern int nanosleep __P ((__const struct timespec *__requested_time, struct timespec *__remaining)); -#endif +# endif -#ifdef __USE_XOPEN_EXTENDED +# ifdef __USE_XOPEN_EXTENDED /* Set to one of the following values to indicate an error. 1 the DATEMSK environment variable is null or undefined, 2 the template file cannot be opened for reading, @@ -294,9 +293,9 @@ extern int getdate_err; the environment variable DATEMSK are used. In case of an error `getdate_err' is set. */ extern struct tm *getdate __P ((__const char *__string)); -#endif +# endif -#ifdef __USE_GNU +# ifdef __USE_GNU /* Since `getdate' is not reentrant because of the use of `getdate_err' and the static buffer to return the result in, we provide a thread-safe variant. The functionality is the same. The result is returned in @@ -304,7 +303,7 @@ extern struct tm *getdate __P ((__const char *__string)); value is != 0 with the same values as given above for `getdate_err'. */ extern int __getdate_r __P ((__const char *__string, struct tm *__resbufp)); extern int getdate_r __P ((__const char *__string, struct tm *__resbufp)); -#endif +# endif __END_DECLS |