diff options
author | Ulrich Drepper <drepper@redhat.com> | 1998-06-09 15:16:55 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1998-06-09 15:16:55 +0000 |
commit | bf7997b65c7887d2acda95f5201d818a19d81711 (patch) | |
tree | da3583de3a0b5892f90a4b1eb773a87b554ae37e /db2/mp/mp_sync.c | |
parent | 7646e67e6cc4c738a7b402c60fed39d52db0433b (diff) | |
download | glibc-bf7997b65c7887d2acda95f5201d818a19d81711.tar.gz glibc-bf7997b65c7887d2acda95f5201d818a19d81711.tar.xz glibc-bf7997b65c7887d2acda95f5201d818a19d81711.zip |
Update.
1998-06-09 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/netinet/ip.h (struct ip_options): Define __data member only for gcc. Reported by ak@muc.de. * misc/mntent.h: Undo last patch. * sysdeps/unix/sysv/linux/fstatvfs.c (fstatvfs): Undo last patch. * misc/tst/mntent.c: Adjust code for this change. * io/fts.c: Updated from a slightly more recent BSD version. * io/fts.h: Likewise. * libc.map: Add __libc_stack_end. * db2/Makefile (routines): Add lock_region. * db2/config.h: Update from db-2.4.14. * db2/db.h: Likewise. * db2/db_185.h: Likewise. * db2/db_int.h: Likewise. * db2/bt_close.c: Likewise. * db2/bt_compare.c: Likewise. * db2/bt_conv.c: Likewise. * db2/bt_cursor.c: Likewise. * db2/bt_delete.c: Likewise. * db2/bt_open.c: Likewise. * db2/bt_page.c: Likewise. * db2/bt_put.c: Likewise. * db2/bt_rec.c: Likewise. * db2/bt_recno.c: Likewise. * db2/bt_rsearch.c: Likewise. * db2/bt_search.c: Likewise. * db2/bt_split.c: Likewise. * db2/bt_stat.c: Likewise. * db2/btree.src: Likewise. * db2/btree_auto.c: Likewise. * db2/getlong.c: Likewise. * db2/db_appinit.c: Likewise. * db2/db_apprec.c: Likewise. * db2/db_byteorder.c: Likewise. * db2/db_err.c: Likewise. * db2/db_log2.c: Likewise. * db2/db_region.c: Likewise. * db2/db_salloc.c: Likewise. * db2/db_shash.c: Likewise. * db2/db.c: Likewise. * db2/db.src: Likewise. * db2/db_auto.c: Likewise. * db2/db_conv.c: Likewise. * db2/db_dispatch.c: Likewise. * db2/db_dup.c: Likewise. * db2/db_overflow.c: Likewise. * db2/db_pr.c: Likewise. * db2/db_rec.c: Likewise. * db2/db_ret.c: Likewise. * db2/db_thread.c: Likewise. * db2/db185.c: Likewise. * db2/db185_int.h: Likewise. * db2/dbm.c: Likewise. * db2/hash.c: Likewise. * db2/hash.src: Likewise. * db2/hash_auto.c: Likewise. * db2/hash_conv.c: Likewise. * db2/hash_debug.c: Likewise. * db2/hash_dup.c: Likewise. * db2/hash_func.c: Likewise. * db2/hash_page.c: Likewise. * db2/hash_rec.c: Likewise. * db2/hash_stat.c: Likewise. * db2/btree.h: Likewise. * db2/btree_ext.h: Likewise. * db2/clib_ext.h: Likewise. * db2/common_ext.h: Likewise. * db2/cxx_int.h: Likewise. * db2/db.h.src: Likewise. * db2/db_185.h.src: Likewise. * db2/db_am.h: Likewise. * db2/db_auto.h: Likewise. * db2/db_cxx.h: Likewise. * db2/db_dispatch.h: Likewise. * db2/db_ext.h: Likewise. * db2/db_int.h.src: Likewise. * db2/db_page.h: Likewise. * db2/db_shash.h: Likewise. * db2/db_swap.h: Likewise. * db2/hash.h: Likewise. * db2/hash_ext.h: Likewise. * db2/lock.h: Likewise. * db2/lock_ext.h: Likewise. * db2/log.h: Likewise. * db2/log_ext.h: Likewise. * db2/mp.h: Likewise. * db2/mp_ext.h: Likewise. * db2/mutex_ext.h: Likewise. * db2/os_ext.h: Likewise. * db2/os_func.h: Likewise. * db2/queue.h: Likewise. * db2/shqueue.h: Likewise. * db2/txn.h: Likewise. * db2/lock.c: Likewise. * db2/lock_conflict.c: Likewise. * db2/lock_deadlock.c: Likewise. * db2/lock_region.c: Likewise. * db2/lock_util.c: Likewise. * db2/log.c: Likewise. * db2/log.src: Likewise. * db2/log_archive.c: Likewise. * db2/log_auto.c: Likewise. * db2/log_compare.c: Likewise. * db2/log_findckp.c: Likewise. * db2/log_get.c: Likewise. * db2/log_put.c: Likewise. * db2/log_rec.c: Likewise. * db2/log_register.c: Likewise. * db2/mp_bh.c: Likewise. * db2/mp_fget.c: Likewise. * db2/mp_fopen.c: Likewise. * db2/mp_fput.c: Likewise. * db2/mp_fset.c: Likewise. * db2/mp_open.c: Likewise. * db2/mp_pr.c: Likewise. * db2/mp_region.c: Likewise. * db2/mp_sync.c: Likewise. * db2/68020.gcc: Likewise. * db2/mutex.c: Likewise. * db2/parisc.gcc: Likewise. * db2/parisc.hp: Likewise. * db2/sco.cc: Likewise. * db2/os_abs.c: Likewise. * db2/os_alloc.c: Likewise. * db2/os_config.c: Likewise. * db2/os_dir.c: Likewise. * db2/os_fid.c: Likewise. * db2/os_fsync.c: Likewise. * db2/os_map.c: Likewise. * db2/os_oflags.c: Likewise. * db2/os_open.c: Likewise. * db2/os_rpath.c: Likewise. * db2/os_rw.c: Likewise. * db2/os_seek.c: Likewise. * db2/os_sleep.c: Likewise. * db2/os_spin.c: Likewise. * db2/os_stat.c: Likewise. * db2/os_unlink.c: Likewise. * db2/db_archive.c: Likewise. * db2/db_checkpoint.c: Likewise. * db2/db_deadlock.c: Likewise. * db2/db_dump.c: Likewise. * db2/db_dump185.c: Likewise. * db2/db_load.c: Likewise. * db2/db_printlog.c: Likewise. * db2/db_recover.c: Likewise. * db2/db_stat.c: Likewise. * db2/txn.c: Likewise. * db2/txn.src: Likewise. * db2/txn_auto.c: Likewise. * db2/txn_rec.c: Likewise. * elf/rtld.c: Move definition of __libc_stack_end to ... * sysdeps/generic/dl-sysdep.h: ...here. * sysdeps/unix/sysv/linux/fstatvfs.c: Handle nodiratime option. * sysdeps/unix/sysv/linux/bits/statvfs.h: Define ST_NODIRATIME. * sysdeps/unix/sysv/linux/sys/mount.h: Define MS_NODIRATIME. 1998-06-08 21:44 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/fstatvfs.c: Handle constant option string from mntent correctly. 1998-06-06 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sunrpc/Makefile (generated): Correct typo. 1998-06-04 Philip Blundell <philb@gnu.org> * elf/elf.h (EM_ARM, et al.): New definitions. * sysdeps/arm/dl-machine.h: Update for new draft ARM ELF ABI.
Diffstat (limited to 'db2/mp/mp_sync.c')
-rw-r--r-- | db2/mp/mp_sync.c | 74 |
1 files changed, 60 insertions, 14 deletions
diff --git a/db2/mp/mp_sync.c b/db2/mp/mp_sync.c index 6d16cf3cd4..33218eef1a 100644 --- a/db2/mp/mp_sync.c +++ b/db2/mp/mp_sync.c @@ -1,13 +1,13 @@ /*- * See the file LICENSE for redistribution information. * - * Copyright (c) 1996, 1997 + * Copyright (c) 1996, 1997, 1998 * Sleepycat Software. All rights reserved. */ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)mp_sync.c 10.19 (Sleepycat) 12/3/97"; +static const char sccsid[] = "@(#)mp_sync.c 10.25 (Sleepycat) 4/26/98"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -15,7 +15,6 @@ static const char sccsid[] = "@(#)mp_sync.c 10.19 (Sleepycat) 12/3/97"; #include <errno.h> #include <stdlib.h> -#include <string.h> #endif #include "db_int.h" @@ -25,6 +24,7 @@ static const char sccsid[] = "@(#)mp_sync.c 10.19 (Sleepycat) 12/3/97"; #include "common_ext.h" static int __bhcmp __P((const void *, const void *)); +static int __memp_fsync __P((DB_MPOOLFILE *)); /* * memp_sync -- @@ -145,7 +145,8 @@ memp_sync(dbmp, lsnp) bharray[ar_cnt++] = bhp; } } else - F_CLR(bhp, BH_WRITE); + if (F_ISSET(bhp, BH_WRITE)) + F_CLR(bhp, BH_WRITE); /* If there no buffers we can write immediately, we're done. */ if (ar_cnt == 0) { @@ -235,10 +236,8 @@ int memp_fsync(dbmfp) DB_MPOOLFILE *dbmfp; { - BH *bhp, **bharray; DB_MPOOL *dbmp; - size_t mf_offset; - int ar_cnt, cnt, nalloc, next, pincnt, ret, wrote; + int is_tmp; dbmp = dbmfp->dbmp; @@ -250,14 +249,62 @@ memp_fsync(dbmfp) if (F_ISSET(dbmfp, MP_READONLY)) return (0); - ret = 0; LOCKREGION(dbmp); - if (F_ISSET(dbmfp->mfp, MP_TEMP)) - ret = 1; + is_tmp = F_ISSET(dbmfp->mfp, MP_TEMP); UNLOCKREGION(dbmp); - if (ret) + if (is_tmp) return (0); + return (__memp_fsync(dbmfp)); +} + +/* + * __mp_xxx_fd -- + * Return a file descriptor for DB 1.85 compatibility locking. + * + * PUBLIC: int __mp_xxx_fd __P((DB_MPOOLFILE *, int *)); + */ +int +__mp_xxx_fd(dbmfp, fdp) + DB_MPOOLFILE *dbmfp; + int *fdp; +{ + int ret; + + /* + * This is a truly spectacular layering violation, intended ONLY to + * support compatibility for the DB 1.85 DB->fd call. + * + * Sync the database file to disk, creating the file as necessary. + * + * We skip the MP_READONLY and MP_TEMP tests done by memp_fsync(3). + * The MP_READONLY test isn't interesting because we will either + * already have a file descriptor (we opened the database file for + * reading) or we aren't readonly (we created the database which + * requires write privileges). The MP_TEMP test isn't interesting + * because we want to write to the backing file regardless so that + * we get a file descriptor to return. + */ + ret = dbmfp->fd == -1 ? __memp_fsync(dbmfp) : 0; + + return ((*fdp = dbmfp->fd) == -1 ? ENOENT : ret); +} + +/* + * __memp_fsync -- + * Mpool file internal sync function. + */ +static int +__memp_fsync(dbmfp) + DB_MPOOLFILE *dbmfp; +{ + BH *bhp, **bharray; + DB_MPOOL *dbmp; + size_t mf_offset; + int ar_cnt, cnt, nalloc, next, pincnt, ret, wrote; + + ret = 0; + dbmp = dbmfp->dbmp; mf_offset = R_OFFSET(dbmp, dbmfp->mfp); /* @@ -359,7 +406,6 @@ err: UNLOCKREGION(dbmp); if (ret == 0) return (pincnt == 0 ? __db_fsync(dbmfp->fd) : DB_INCOMPLETE); return (ret); - } /* @@ -453,8 +499,8 @@ __bhcmp(p1, p2) { BH *bhp1, *bhp2; - bhp1 = *(BH **)p1; - bhp2 = *(BH **)p2; + bhp1 = *(BH * const *)p1; + bhp2 = *(BH * const *)p2; /* Sort by file (shared memory pool offset). */ if (bhp1->mf_offset < bhp2->mf_offset) |