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author | Ulrich Drepper <drepper@redhat.com> | 1999-06-13 13:36:34 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1999-06-13 13:36:34 +0000 |
commit | ec239360d13518a13f572b635d036c7d10028010 (patch) | |
tree | bdb5111363f45d2107849c2456b575d72779174c /db2/btree/bt_stat.c | |
parent | fc3703521650a9b6db910a50c4fc0f410496e134 (diff) | |
download | glibc-ec239360d13518a13f572b635d036c7d10028010.tar.gz glibc-ec239360d13518a13f572b635d036c7d10028010.tar.xz glibc-ec239360d13518a13f572b635d036c7d10028010.zip |
Update.
* db2/Makefile (distribute): Remove files which do not exist anymore.
Diffstat (limited to 'db2/btree/bt_stat.c')
-rw-r--r-- | db2/btree/bt_stat.c | 122 |
1 files changed, 33 insertions, 89 deletions
diff --git a/db2/btree/bt_stat.c b/db2/btree/bt_stat.c index 2236434b38..855ef40bbd 100644 --- a/db2/btree/bt_stat.c +++ b/db2/btree/bt_stat.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)bt_stat.c 10.17 (Sleepycat) 4/26/98"; +static const char sccsid[] = "@(#)bt_stat.c 10.27 (Sleepycat) 11/25/98"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -22,8 +22,6 @@ static const char sccsid[] = "@(#)bt_stat.c 10.17 (Sleepycat) 4/26/98"; #include "db_page.h" #include "btree.h" -static void __bam_add_rstat __P((DB_BTREE_LSTAT *, DB_BTREE_STAT *)); - /* * __bam_stat -- * Gather/print the btree statistics @@ -31,62 +29,62 @@ static void __bam_add_rstat __P((DB_BTREE_LSTAT *, DB_BTREE_STAT *)); * PUBLIC: int __bam_stat __P((DB *, void *, void *(*)(size_t), u_int32_t)); */ int -__bam_stat(argdbp, spp, db_malloc, flags) - DB *argdbp; +__bam_stat(dbp, spp, db_malloc, flags) + DB *dbp; void *spp; void *(*db_malloc) __P((size_t)); u_int32_t flags; { BTMETA *meta; BTREE *t; - DB *dbp; + DBC *dbc; DB_BTREE_STAT *sp; DB_LOCK lock; PAGE *h; db_pgno_t lastpgno, pgno; - int ret; + int ret, t_ret; - DEBUG_LWRITE(argdbp, NULL, "bam_stat", NULL, NULL, flags); + DB_PANIC_CHECK(dbp); /* Check for invalid flags. */ - if ((ret = __db_statchk(argdbp, flags)) != 0) + if ((ret = __db_statchk(dbp, flags)) != 0) return (ret); - if (spp == NULL) - return (0); + if ((ret = dbp->cursor(dbp, NULL, &dbc, 0)) != 0) + return (ret); + + DEBUG_LWRITE(dbc, NULL, "bam_stat", NULL, NULL, flags); - GETHANDLE(argdbp, NULL, &dbp, ret); t = dbp->internal; + if (spp == NULL) + return (0); + /* Allocate and clear the structure. */ - if ((sp = db_malloc == NULL ? - (DB_BTREE_STAT *)__db_malloc(sizeof(*sp)) : - (DB_BTREE_STAT *)db_malloc(sizeof(*sp))) == NULL) { - ret = ENOMEM; + if ((ret = __os_malloc(sizeof(*sp), db_malloc, &sp)) != 0) goto err; - } memset(sp, 0, sizeof(*sp)); /* If the app just wants the record count, make it fast. */ - if (LF_ISSET(DB_RECORDCOUNT)) { + if (flags == DB_RECORDCOUNT) { pgno = PGNO_ROOT; - if ((ret = __bam_lget(dbp, 0, pgno, DB_LOCK_READ, &lock)) != 0) + if ((ret = __bam_lget(dbc, 0, pgno, DB_LOCK_READ, &lock)) != 0) goto err; - if ((ret = __bam_pget(dbp, (PAGE **)&h, &pgno, 0)) != 0) + if ((ret = memp_fget(dbp->mpf, &pgno, 0, (PAGE **)&h)) != 0) goto err; sp->bt_nrecs = RE_NREC(h); (void)memp_fput(dbp->mpf, h, 0); - (void)__BT_LPUT(dbp, lock); + (void)__BT_LPUT(dbc, lock); goto done; } /* Get the meta-data page. */ pgno = PGNO_METADATA; - if ((ret = __bam_lget(dbp, 0, pgno, DB_LOCK_READ, &lock)) != 0) + if ((ret = __bam_lget(dbc, 0, pgno, DB_LOCK_READ, &lock)) != 0) goto err; - if ((ret = __bam_pget(dbp, (PAGE **)&meta, &pgno, 0)) != 0) + if ((ret = memp_fget(dbp->mpf, &pgno, 0, (PAGE **)&meta)) != 0) goto err; /* Translate the metadata flags. */ @@ -110,24 +108,13 @@ __bam_stat(argdbp, spp, db_malloc, flags) /* Get the page size from the DB. */ sp->bt_pagesize = dbp->pgsize; - /* Initialize counters with the meta-data page information. */ - __bam_add_rstat(&meta->stat, sp); - - /* - * Add in the local information from this handle. - * - * !!! - * This is a bit odd, but it gets us closer to the truth. - */ - __bam_add_rstat(&t->lstat, sp); - /* Walk the free list, counting pages. */ for (sp->bt_free = 0, pgno = meta->free; pgno != PGNO_INVALID;) { ++sp->bt_free; - if ((ret = __bam_pget(dbp, &h, &pgno, 0)) != 0) { + if ((ret = memp_fget(dbp->mpf, &pgno, 0, &h)) != 0) { (void)memp_fput(dbp->mpf, meta, 0); - (void)__BT_TLPUT(dbp, lock); + (void)__BT_TLPUT(dbc, lock); goto err; } pgno = h->next_pgno; @@ -136,7 +123,7 @@ __bam_stat(argdbp, spp, db_malloc, flags) /* Discard the meta-data page. */ (void)memp_fput(dbp->mpf, meta, 0); - (void)__BT_TLPUT(dbp, lock); + (void)__BT_TLPUT(dbc, lock); /* Determine the last page of the database. */ if ((ret = memp_fget(dbp->mpf, &lastpgno, DB_MPOOL_LAST, &h)) != 0) @@ -145,10 +132,10 @@ __bam_stat(argdbp, spp, db_malloc, flags) /* Get the root page. */ pgno = PGNO_ROOT; - if ((ret = __bam_lget(dbp, 0, PGNO_ROOT, DB_LOCK_READ, &lock)) != 0) + if ((ret = __bam_lget(dbc, 0, PGNO_ROOT, DB_LOCK_READ, &lock)) != 0) goto err; - if ((ret = __bam_pget(dbp, &h, &pgno, 0)) != 0) { - (void)__BT_LPUT(dbp, lock); + if ((ret = memp_fget(dbp->mpf, &pgno, 0, &h)) != 0) { + (void)__BT_LPUT(dbc, lock); goto err; } @@ -185,19 +172,19 @@ __bam_stat(argdbp, spp, db_malloc, flags) break; default: (void)memp_fput(dbp->mpf, h, 0); - (void)__BT_LPUT(dbp, lock); + (void)__BT_LPUT(dbc, lock); return (__db_pgfmt(dbp, pgno)); } (void)memp_fput(dbp->mpf, h, 0); - (void)__BT_LPUT(dbp, lock); + (void)__BT_LPUT(dbc, lock); if (++pgno > lastpgno) break; - if (__bam_lget(dbp, 0, pgno, DB_LOCK_READ, &lock)) + if (__bam_lget(dbc, 0, pgno, DB_LOCK_READ, &lock)) break; if (memp_fget(dbp->mpf, &pgno, 0, &h) != 0) { - (void)__BT_LPUT(dbp, lock); + (void)__BT_LPUT(dbc, lock); break; } } @@ -205,50 +192,7 @@ __bam_stat(argdbp, spp, db_malloc, flags) done: *(DB_BTREE_STAT **)spp = sp; ret = 0; -err: PUTHANDLE(dbp); +err: if ((t_ret = dbc->c_close(dbc)) != 0 && ret == 0) + ret = t_ret; return (ret); } - -/* - * __bam_add_mstat -- - * Add the local statistics to the meta-data page statistics. - * - * PUBLIC: void __bam_add_mstat __P((DB_BTREE_LSTAT *, DB_BTREE_LSTAT *)); - */ -void -__bam_add_mstat(from, to) - DB_BTREE_LSTAT *from; - DB_BTREE_LSTAT *to; -{ - to->bt_freed += from->bt_freed; - to->bt_pfxsaved += from->bt_pfxsaved; - to->bt_split += from->bt_split; - to->bt_rootsplit += from->bt_rootsplit; - to->bt_fastsplit += from->bt_fastsplit; - to->bt_added += from->bt_added; - to->bt_deleted += from->bt_deleted; - to->bt_get += from->bt_get; - to->bt_cache_hit += from->bt_cache_hit; - to->bt_cache_miss += from->bt_cache_miss; -} - -/* - * __bam_add_rstat -- - * Add the local statistics to the returned statistics. - */ -static void -__bam_add_rstat(from, to) - DB_BTREE_LSTAT *from; - DB_BTREE_STAT *to; -{ - to->bt_freed += from->bt_freed; - to->bt_pfxsaved += from->bt_pfxsaved; - to->bt_split += from->bt_split; - to->bt_rootsplit += from->bt_rootsplit; - to->bt_fastsplit += from->bt_fastsplit; - to->bt_added += from->bt_added; - to->bt_deleted += from->bt_deleted; - to->bt_get += from->bt_get; - to->bt_cache_hit += from->bt_cache_hit; - to->bt_cache_miss += from->bt_cache_miss; -} |