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authorUlrich Drepper <drepper@redhat.com>1997-09-05 01:43:20 +0000
committerUlrich Drepper <drepper@redhat.com>1997-09-05 01:43:20 +0000
commit26b4d7667169f8db26fd8194b3c498ec58e50f90 (patch)
tree491a6edd9fe8961fe781a50c39517dae8a35321d /db2/include
parent800d775e426b9c0af63f711b79b09bf540c97456 (diff)
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1997-09-05 03:15 Ulrich Drepper <drepper@cygnus.com> * Makefile (subdirs): Reorganize order so that nss follows add-ons. * config.make.in (LDAP): Add. * configure.in: Prepare for ldap add-on. * shlib-versions: Add version numbers for ldap NSS module. * nss/Makefile: Add rules to build ldap NSS module. * db/btree/bt_page.c (__bt_free): Update meta data information. Update db from db-2.3.6. * db2/db.h: Updated. * db2/btree/bt_close.c: Updated. * db2/btree/bt_compare.c: Updated. * db2/btree/bt_conv.c: Updated. * db2/btree/bt_cursor.c: Updated. * db2/btree/bt_delete.c: Updated. * db2/btree/bt_put.c: Updated. * db2/btree/bt_rec.c: Updated. * db2/btree/bt_recno.c: Updated. * db2/btree/bt_search.c: Updated. * db2/btree/bt_split.c: Updated. * db2/btree/bt_stat.c: Updated. * db2/common/db_appinit.c: Updated. * db2/common/db_apprec.c: Updated. * db2/common/db_byteorder.c: Updated. * db2/common/db_err.c: Updated. * db2/common/db_region.c: Updated. * db2/db/db.c: Updated. * db2/db/db_conv.c: Updated. * db2/db/db_dup.c: Updated. * db2/db/db_pr.c: Updated. * db2/db/db_ret.c: Updated. * db2/db185/db185.c: Updated. * db2/dbm/dbm.c: Updated. * db2/hash/hash_dup.c: Updated. * db2/include/db_am.h: Updated. * db2/include/db_page.h: Updated. * db2/include/mp.h: Updated. * db2/include/queue.h: Updated. * db2/log/log.c: Updated. * db2/log/log_findckp.c: Updated. * db2/log/log_get.c: Updated. * db2/log/log_rec.c: Updated. * db2/mp/mp_bh.c: Updated. * db2/mp/mp_fopen.c: Updated. * db2/mp/mp_pr.c: Updated. * db2/mp/mp_sync.c: Updated. * db2/mutex/x86.gcc: Updated. * db2/os/db_os_dir.c: Updated. * db2/os/db_os_fid.c: Updated. * db2/progs/db_archive/db_archive.c: Updated. * db2/progs/db_checkpoint/db_checkpoint.c: Updated. * db2/progs/db_deadlock/db_deadlock.c: Updated. * db2/progs/db_dump/db_dump.c: Updated. * db2/progs/db_dump185/db_dump185.c: Updated. * db2/progs/db_load/db_load.c: Updated. * db2/progs/db_printlog/db_printlog.c: Updated. * db2/progs/db_recover/db_recover.c: Updated. * db2/progs/db_stat/db_stat.c: Updated. * db2/txn/txn.c: Updated. * db2/txn/txn_rec.c: Updated. * db2/Makefile: Add rule to build db_printlog. * db2/config.h: Don't include endian.h and don't define WORDS_BIGENDIAN. Only define HAVE_ENDIAN_H. * elf/dl-open.c (_dl_open): Make thread-safe. * elf/dl-close.c (_dl_close): Likewise. * elf/dlclose.c: Pretty print. * elf/dl-version.c (make_string): Use __strdup not strdup. (find_needed): Don't use l_searchlist of _dl_loaded, use the l_next list. * elf/dl-deps.c (_dl_map_object_deps): Remove variable head. * manual/math.texi: Add note about == and != for FP values. * manual/message.texi: Mention problems with relative paths and binstextdomain. * manual/string.texi: Mark strdupa and strndupa correctly as macros. * sunrpc/Makefile (CFLAGS-xkey_prot.c): Define to prevent warnings. * sunrpc/rpc_cout.c: Avoid needless races around return value. * sysdeps/generic/stpcpy.c: Include <config.h> if wanted. Update from tzdata-1997h. * time/africa: Updated. * time/europe: Updated. * time/iso3166.tab: Updated. * time/northamerica: Updated. * time/southamerica: Updated. * time/zone.tab: Updated. 1997-09-04 13:19 Richard Henderson <rth@cygnus.com> * sysdeps/alpha/w_sqrt.S: Removed. * sysdeps/alpha/fpu/e_sqrt.c: New. Obey -mieee and -mieee-with-inexact and build a version that is as fast as possible given the constraint. 1997-08-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/maint.texi: Document some defaults for configuration parameters. 1997-09-04 15:57 Ulrich Drepper <drepper@cygnus.com> * termios/cfsetspeed.c (cfsetspeed): Change return value to int. * termios/termios.h: Change prototype accordingly. Reported by Andreas Jaeger <aj@arthur.rhein-neckar.de>. 1997-07-26 14:42 H.J. Lu <hjl@gnu.ai.mit.edu> * libio/stdfiles.c (_libio_using_thunks): Define if _G_USING_THUNKS is defined. * libio/_G_config.h: Moved to ... * sysdeps/generic/_G_config.h: ...here. * sysdeps/unix/sysv/linux/_G_config.h: New, Add vtable thunks support. 1997-09-02 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/Makefile (pic-ccflag): Override it for more efficient code (together with a change in gcc). * Makeconfig (pic-ccflag): New variable. (CFLAGS-.os): Use it instead of hardcoding -fPIC. 1997-09-02 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/dl-machine.h (elf_machine_load_address): Use _dl_start instead of a local label, to avoid getting an unreadable label name. 1997-09-02 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * nss/Makefile ($(objpfx)libnss_db.so): Use $(dbobjdir) to find libdb.so. * Makeconfig (dbobjdir): Use db2. 1997-08-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/maint.texi (Porting to Unix): Update description of the implementation of Unix system calls. (Contributors): Use real umlaut in tege's name. 1997-08-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/libm-ieee754/w_gamma.c: Make compilable with _IEEE_LIBM. * sysdeps/libm-ieee754/w_gammaf.c: Likewise. * sysdeps/libm-ieee754/w_gammal.c: Likewise.
Diffstat (limited to 'db2/include')
-rw-r--r--db2/include/db_am.h4
-rw-r--r--db2/include/db_page.h31
-rw-r--r--db2/include/mp.h11
3 files changed, 32 insertions, 14 deletions
diff --git a/db2/include/db_am.h b/db2/include/db_am.h
index 3289eec..5814ff8 100644
--- a/db2/include/db_am.h
+++ b/db2/include/db_am.h
@@ -4,7 +4,7 @@
* Copyright (c) 1996, 1997
* Sleepycat Software. All rights reserved.
*
- * @(#)db_am.h 10.5 (Sleepycat) 8/22/97
+ * @(#)db_am.h 10.6 (Sleepycat) 8/27/97
*/
#ifndef _DB_AM_H
#define _DB_AM_H
@@ -30,7 +30,7 @@
file_dbp = mdbp = NULL; \
if ((ret = func(dbtp->data, &argp)) != 0) \
goto out; \
- if (__db_fileid_to_db(logp, &mdbp, argp->fileid)) { \
+ if ((ret = __db_fileid_to_db(logp, &mdbp, argp->fileid)) != 0) {\
if (ret == DB_DELETED) \
ret = 0; \
goto out; \
diff --git a/db2/include/db_page.h b/db2/include/db_page.h
index 9e78682..cde7ff9 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 10.10 (Sleepycat) 8/18/97
+ * @(#)db_page.h 10.11 (Sleepycat) 9/3/97
*/
#ifndef _DB_PAGE_H_
@@ -400,6 +400,24 @@ typedef struct _hoffdup {
#define B_OVERFLOW 3 /* Overflow key/data item. */
/*
+ * We have to store a deleted entry flag in the page. The reason is complex,
+ * but the simple version is that we can't delete on-page items referenced by
+ * a cursor -- the return order of subsequent insertions might be wrong. The
+ * delete flag is an overload of the top bit of the type byte.
+ */
+#define B_DELETE (0x80)
+#define B_DCLR(t) (t) &= ~B_DELETE
+#define B_DSET(t) (t) |= B_DELETE
+#define B_DISSET(t) ((t) & B_DELETE)
+
+#define B_TYPE(t) ((t) & ~B_DELETE)
+#define B_TSET(t, type, deleted) { \
+ (t) = (type); \
+ if (deleted) \
+ B_DSET(t); \
+}
+
+/*
* The first type is B_KEYDATA, represented by the BKEYDATA structure:
*
* +-----------------------------------+
@@ -408,8 +426,7 @@ typedef struct _hoffdup {
*/
typedef struct _bkeydata {
db_indx_t len; /* 00-01: Key/data item length. */
- u_int deleted :1; /* 02: Page type and delete flag. */
- u_int type :7;
+ u_int8_t type; /* 02: Page type AND DELETE FLAG. */
u_int8_t data[1]; /* Variable length key/data item. */
} BKEYDATA;
@@ -438,8 +455,7 @@ typedef struct _bkeydata {
*/
typedef struct _boverflow {
db_indx_t unused1; /* 00-01: Padding, unused. */
- u_int deleted :1; /* 02: Page type and delete flag. */
- u_int type :7;
+ u_int8_t type; /* 02: Page type AND DELETE FLAG. */
u_int8_t unused2; /* 03: Padding, unused. */
db_pgno_t pgno; /* 04-07: Next page number. */
u_int32_t tlen; /* 08-11: Total length of item. */
@@ -479,9 +495,8 @@ typedef struct _boverflow {
* +-----------------------------------+
*/
typedef struct _binternal {
- db_indx_t len; /* 00-01: Key/data item length. */
- u_int deleted :1; /* 02: Page type and delete flag. */
- u_int type :7;
+ db_indx_t len; /* 00-01: Key/data item length. */
+ u_int8_t type; /* 02: Page type AND DELETE FLAG. */
u_int8_t unused; /* 03: Padding, unused. */
db_pgno_t pgno; /* 04-07: Page number of referenced page. */
db_recno_t nrecs; /* 08-11: Subtree record count. */
diff --git a/db2/include/mp.h b/db2/include/mp.h
index 4872596..1fe0c75 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 10.14 (Sleepycat) 8/18/97
+ * @(#)mp.h 10.15 (Sleepycat) 8/29/97
*/
struct __bh; typedef struct __bh BH;
@@ -161,9 +161,12 @@ struct __db_mpoolfile {
void *addr; /* Address of mmap'd region. */
size_t len; /* Length of mmap'd region. */
-#define MP_PATH_ALLOC 0x01 /* Path is allocated memory. */
-#define MP_PATH_TEMP 0x02 /* Backing file is a temporary. */
-#define MP_READONLY 0x04 /* File is readonly. */
+/* These fields need to be protected for multi-threaded support. */
+#define MP_PATH_ALLOC 0x001 /* Path is allocated memory. */
+#define MP_PATH_TEMP 0x002 /* Backing file is a temporary. */
+#define MP_READONLY 0x004 /* File is readonly. */
+#define MP_UPGRADE 0x008 /* File descriptor is readwrite. */
+#define MP_UPGRADE_FAIL 0x010 /* Upgrade wasn't possible. */
u_int32_t flags;
};