diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-10-26 20:13:00 +0000 |
---|---|---|
committer | Ulrich Drepper <drepper@redhat.com> | 1997-10-26 20:13:00 +0000 |
commit | af6f39063b4433ee73647159200d105994d75b49 (patch) | |
tree | 9775bb32db5cffc9ab0fba29a6c11d853cbcd943 /sysdeps/posix | |
parent | f2ea0f5b0d6ff2bbf261a5fd3d61f967e36f22e6 (diff) | |
download | glibc-af6f39063b4433ee73647159200d105994d75b49.zip glibc-af6f39063b4433ee73647159200d105994d75b49.tar.gz glibc-af6f39063b4433ee73647159200d105994d75b49.tar.bz2 |
Update.cvs/libc-ud-971026
1997-10-26 18:12 Ulrich Drepper <drepper@cygnus.com>
* libio/genops.c: Partial undo of last patch.
* libio/stdfiles.c: Likewise.
* libio/iofdopen.c: Use _IO_FILE_complete, not _IO_file_plus.
* libio/iopopen.c: Likewise.
* libio/iovdprintf.c: Likewise.
* libio/libio.h: Remove duplicated `;'.
* libio/stdio.c: Remove misleading comment.
* libio/stdio.h: Declare standard streams as variables.
* login/Makefile (distribute): Add README.utmpd.
* login/README.utmpd: New file.
Provided by Mark M. Kettenis <kettenis@phys.uva.nl>.
* manual/job.texi: Document tcgetsid.
* manual/pattern.texi: Document globfree.
* manual/terminal.texi: Document B38400 ... B460800.
* posix/confstr.c: Print "-D_FILE_OFFSET_SIZE=64" for _CS_LFS_CFLAGS.
* posix/unistd.h: Add explanation of _POSIX_* constants.
* posix/unists.h: Add prototypes for __pread, __pread64, __pwrite
and __pwrite64.
* sysdeps/generic/pread.c: Define as __pread and make pread weak alias.
* sysdeps/generic/pread64.c: Likewise.
* sysdeps/generic/pwrite.c: Likewise.
* sysdeps/generic/pwrite64.c: Likewise.
* sysdeps/posix/pread.c: Likewise.
* sysdeps/posix/pwrite.c: Likewise.
* sysdeps/posix/pread64.c: New file.
* sysdeps/posix/pwrite64.c: Likewise.
* sysdeps/unix/sysv/linux/Makefile [$(subdir)=posix] (sysdep_routines):
Add s_pread64 and s_pwrite64.
* sysdeps/unix/sysv/linux/pread.c: New file.
* sysdeps/unix/sysv/linux/pread64.c: New file.
* sysdeps/unix/sysv/linux/pwrite.c: New file.
* sysdeps/unix/sysv/linux/pwrite64.c: New file.
* sysdeps/unix/sysv/linux/s_pread64.c: New file.
* sysdeps/unix/sysv/linux/s_pwrite64.c: New file.
* sysdeps/unix/sysv/linux/syscalls.list: Add pread and pwrite.
* sysdeps/unix/sysv/linux/alpha/pread64.c: New (empty) file.
* sysdeps/unix/sysv/linux/alpha/pwrite64.c: New (empty) file.
* sysdeps/unix/sysv/linux/sparc/sparc64/pread64.c: New (empty) file.
* sysdeps/unix/sysv/linux/sparc/sparc64/pwrite64.c: New (empty) file.
* sysdeps/unix/sysv/linux/alpha/syscalls.list: Add pread and pwrite
with weak aliases for *64 functions.
* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
* string/bits/string2.h: Add casts to allow void * arguments.
* sysdeps/i386/i486/bits/string.h: Define index and rindex only if
__USE_BSD or __USE_XOPEN_EXTENDED.
* sysdeps/unix/sysv/linux/bits/socket.h: Add SCM_RIGHTS and other
SCM_* constants from kernel header.
* termios/termios.h: Add prototype for tcgetsid.
1997-10-26 13:26 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* sunrpc/clnt_perr.c: Add trailing '\0' to strings.
* sunrpc/get_myaddr.c: Include rpc/clnt.h for prototypes.
* sunrpc/pmap_clnt.c: Use get_myaddress from header file.
1997-10-26 05:26 Ulrich Drepper <drepper@cygnus.com>
* configure.in: Punt if any directory mentioned in the
enable-add-on parameter does not exist.
1997-10-25 19:25 Ulrich Drepper <drepper@cygnus.com>
* termios/Makefile (routines): Add tcgetsid.
* termios/tcgetsid.c: New file.
Provided by Mark M. Kettenis <kettenis@phys.uva.nl>.
1997-10-25 18:56 Ulrich Drepper <drepper@cygnus.com>
* stdlib/stdlib.h: Remove mblen optimization.
* stdlib/mblen.c: Rewrite to make sure global state is not changed.
Reported by anderson@metrolink.com.
1997-10-19 21:51 Wolfram Gloger <wg@wolfram.dent.med.uni-muenchen.de>
* malloc/thread-m.h [_LIBC]: Use new __libc_internal_tsd_{set,get}
interface for thread-specific data.
1997-10-25 06:51 Ulrich Drepper <drepper@cygnus.com>
* elf/dl-addr.c: Use braces for correct logical grouping.
Patch by Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>.
1997-10-18 09:15 Geoff Keating <geoffk@ozemail.com.au>
* io/ftwtest-sh: Sometimes /tmp is a symlink to somewhere more
convenient; that caused this test to break.
* sysdeps/powerpc/dl-machine.h: Fix typo.
* sysdeps/powerpc/bits/fenv.h: Don't use floating-point registers
when -msoft-float is in effect, because this causes compilation to
stop.
* sysdeps/powerpc/bits/mathinlines.h: Likewise.
* rpm/template: Add description, use RPM flags rather than the ones
used to build the spec. Build in a temporary directory, not /.
* elf/dl-lookup.c: Don't include _itoa.h, it's not used.
* elf/dl-minimal.c: Use _itoa_word rather than _itoa. It seems that
_itoa is the only routine that ld.so uses that requires something
from libgcc.a on powerpc, so it would be best to avoid it in ld.so.
* elf/rtld.c: Likewise.
* sysdeps/generic/_strerror.c: Likewise.
* stdio-common/_itoa.c: Split out digits strings.
* stdio-common/itoa-digits.c: New file.
* stdio-common/Makefile: Add itoa-digits.
1997-10-21 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* manual/filesys.texi (Scanning Directory Content): Document error
case more.
* dirent/scandir.c (scandir): Ignore errors from select function.
Suggested by urbanw@cs.umu.se (closes PR libc/316).
1997-10-25 06:18 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Corrections.
Patch by Erik Troan <ewt@redhat.com>.
1997-10-25 04:00 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/generic/dl-cache.c (_dl_load_cache_lookup): Favour exact
matching of version function if both the general (1) and
glibc-specific (3) entry are present.
1997-10-22 18:47 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* sunrpc/rpc/clnt.h: Add get_myaddress prototype.
* nis/libnsl.map: Fix typo.
* nis/nis_call.c: Fix memory leak.
1997-10-22 19:29 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/generic/memcmp.c: Define __P if not defined before.
Patch by Jim Meyering <meyering@eng.ascend.com>.
1997-10-21 22:09 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/sys/prctl.h: New file by Richard Gooch
<rgooch@atnf.csiro.au>.
1997-10-21 21:50 Ulrich Drepper <drepper@cygnus.com>
* misc/syslog.c (vsyslog): Open console with O_NOCTTY.
Patch by Zack Weinberg <zack@rabi.phys.columbia.edu>.
1997-10-21 18:07 Ulrich Drepper <drepper@cygnus.com>
* posix/wordexp.c: Improve handling of $... expressions.
Patch by Tim Waugh <tim@cyberelk.demon.co.uk>.
1997-10-21 16:12 Ulrich Drepper <drepper@cygnus.com>
* manual/string.texi: Correct return values of bcopy and bzero.
Patch by Matthew Wilcox <willy@odie.barnet.ac.uk>.
1997-10-18 15:03 Philip Blundell <Philip.Blundell@pobox.com>
* sysdeps/unix/sysv/linux/bits/socket.h: Correct types of some
elements in struct msghdr and struct cmsghdr, to keep in step with
the kernel.
1997-10-17 22:29 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h: Fix another
bug in startup code.
Patch by Eric Delaunay <delaunay@lix.polytechnique.fr>.
1997-10-16 20:17 Richard Henderson <rth@cygnus.com>
* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Dump args to the
stack and give the kernel a pointer. Use the sysdep.h macros.
1997-10-17 04:07 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/sparc/sparc32/elf/start.S: Calculate argv correctly.
Patch by Eric Delaunay <delaunay@lix.polytechnique.fr>.
1997-10-16 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* sysdeps/libm-ieee754/s_nextafterxf.c [!__STDC__]: Correct typo.
1997-10-16 14:50 Ulrich Drepper <drepper@cygnus.com>
* manual/pattern.texi: Document globfree.
1997-10-15 21:11 Philip Blundell <Philip.Blundell@pobox.com>
* sysdeps/unix/sysv/linux/net/if_packet.h: New file.
* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
net/if_packet.h.
* sysdeps/unix/sysv/linux/net/if_arp.h (ARPHRD_ASH): New type, for
64Mbps ASH.
(ARPHRD_ETHER): This is used for 100Mbps networks too.
1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* Makerules (install): Use full pathnames for linker script.
This is to work around a limitation in `ld' while no better solution
is possible.
1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* malloc/malloc.c (mmap_chunk): Put inline before static in
function definition to avoid compiler warning.
(malloc_extend): Likewise.
* sysdeps/generic/des_impl.c: Include "des.h" to avoid warning.
1997-10-15 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* NEWS: Fix @gnu.ai.mit.edu -> @gnu.org.
* README.template: Likewise.
* db/makedb.c: Likewise.
* elf/ldd.bash.in: Likewise.
* elf/ldd.sh.in: Likewise.
* intl/locale.alias: Likewise.
* login/programs/utmpd.c: Likewise.
* libio/stdfiles.c [!_IO_MTSAFE] (DEF_STDFILE): Fix parameter list.
1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* Rules: Remove all empty.* files.
(shared-only-routines): Correct implementation.
1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/libm-ieee754/s_lrintl.c: Make compilable.
* sysdeps/libm-ieee754/s_llrintl.c: Likewise. Optimized.
1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* elf/ldd.bash.in: Only prepend ./ if the file contains no slash
at all.
* elf/ldd.sh.in: Likewise.
1997-10-14 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/sys/ucontext.h: New file.
1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/fpu/s_scalbln.c: New (empty) file.
* sysdeps/m68k/fpu/s_scalblnf.c: New (empty) file.
* sysdeps/m68k/fpu/s_scalblnl.c: New (empty) file.
* sysdeps/m68k/fpu/s_scalbn.c: Add scalbln alias.
* sysdeps/m68k/fpu/s_scalbnf.c: Adapted.
* sysdeps/m68k/fpu/s_scalbnl.c: Adapted.
* sysdeps/m68k/fpu/s_lrint.c: Add standard skeleton stuff.
* sysdeps/m68k/fpu/s_lrintf.c: New file.
* sysdeps/m68k/fpu/s_lrintl.c: New file.
* sysdeps/m68k/fpu/bits/mathinline.h: Add fma and scalbln. Update
lrint and scalbn.
(__m81_inline) [__cplusplus]: Define to __inline.
* math/bits/mathcalls.h: Remove whitespace before second argument
of __MATHDECL. Add note explaining this.
1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* manual/arith.texi (Absolute Value): Spelling fix.
1997-10-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* malloc/obstack.h (obstack_empty_p) [!__GNUC__]: Properly
parenthesize the macro parameter.
* Rules: Remove rules to magically install <subdir>.h headers.
Diffstat (limited to 'sysdeps/posix')
-rw-r--r-- | sysdeps/posix/pread.c | 6 | ||||
-rw-r--r-- | sysdeps/posix/pread64.c | 60 | ||||
-rw-r--r-- | sysdeps/posix/pwrite.c | 3 | ||||
-rw-r--r-- | sysdeps/posix/pwrite64.c | 59 |
4 files changed, 126 insertions, 2 deletions
diff --git a/sysdeps/posix/pread.c b/sysdeps/posix/pread.c index 300aaba..22b8ca8 100644 --- a/sysdeps/posix/pread.c +++ b/sysdeps/posix/pread.c @@ -23,7 +23,7 @@ #include <unistd.h> ssize_t -pread (int fd, void *buf, size_t nbyte, off_t offset) +__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. */ @@ -54,3 +54,7 @@ pread (int fd, void *buf, size_t nbyte, off_t offset) return result; } + +#ifndef __pread +weak_alias (__pread, pread) +#endif diff --git a/sysdeps/posix/pread64.c b/sysdeps/posix/pread64.c new file mode 100644 index 0000000..00b1f33 --- /dev/null +++ b/sysdeps/posix/pread64.c @@ -0,0 +1,60 @@ +/* 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 +__pread64 (int fd, void *buf, size_t nbyte, off64_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; + off64_t old_offset = lseek64 (fd, 0, SEEK_CUR); + if (old_offset == (off64_t) -1) + return -1; + + /* Set to wanted position. */ + if (lseek64 (fd, offset, SEEK_SET) == (off64_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 (lseek64 (fd, old_offset, SEEK_SET) == (off64_t) -1) + { + if (result == -1) + __set_errno (save_errno); + return -1; + } + __set_errno (save_errno); + + return result; +} + +#ifndef __pread64 +weak_alias (__pread64, pread64) +#endif diff --git a/sysdeps/posix/pwrite.c b/sysdeps/posix/pwrite.c index 7c1ed45..65806a2 100644 --- a/sysdeps/posix/pwrite.c +++ b/sysdeps/posix/pwrite.c @@ -23,7 +23,7 @@ #include <unistd.h> ssize_t -pwrite (int fd, const void *buf, size_t nbyte, off_t offset) +__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. */ @@ -54,3 +54,4 @@ pwrite (int fd, const void *buf, size_t nbyte, off_t offset) return result; } +weak_alias (__pwrite, pwrite) diff --git a/sysdeps/posix/pwrite64.c b/sysdeps/posix/pwrite64.c new file mode 100644 index 0000000..4045ed4 --- /dev/null +++ b/sysdeps/posix/pwrite64.c @@ -0,0 +1,59 @@ +/* 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 +__pwrite64 (int fd, const void *buf, size_t nbyte, off64_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; + off64_t old_offset = lseek64 (fd, 0, SEEK_CUR); + if (old_offset == (off64_t) -1) + return -1; + + /* Set to wanted position. */ + if (lseek64 (fd, offset, SEEK_SET) == (off64_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 (lseek64 (fd, old_offset, SEEK_SET) == (off64_t) -1) + { + if (result == -1) + __set_errno (save_errno); + return -1; + } + __set_errno (save_errno); + + return result; +} +#ifndef __pwrite64 +weak_alias (__pwrite64, pwrite64) +#endif |