summaryrefslogtreecommitdiff
path: root/db
diff options
context:
space:
mode:
authorRoland McGrath <roland@gnu.org>1996-01-29 19:30:15 +0000
committerRoland McGrath <roland@gnu.org>1996-01-29 19:30:15 +0000
commitb86199fb609d691b0a12761621760aa52562e195 (patch)
tree1516836553fe8f661a017a509b36f3604d82cd36 /db
parent429ed67ba10dccfa6472bf803473fd20c0203309 (diff)
downloadglibc-b86199fb609d691b0a12761621760aa52562e195.tar.gz
Set $inhibit_glue.
Diffstat (limited to 'db')
-rw-r--r--db/btree/bt_open.c22
-rw-r--r--db/hash/hash.c14
-rw-r--r--db/hash/hash.h22
-rw-r--r--db/hash/ndbm.c21
4 files changed, 52 insertions, 27 deletions
diff --git a/db/btree/bt_open.c b/db/btree/bt_open.c
index f052249777..503db85274 100644
--- a/db/btree/bt_open.c
+++ b/db/btree/bt_open.c
@@ -200,7 +200,7 @@ __bt_open(fname, flags, mode, openinfo, dflags)
default:
goto einval;
}
-
+
if ((t->bt_fd = open(fname, flags, mode)) < 0)
goto err;
@@ -388,18 +388,30 @@ tmp()
{
sigset_t set, oset;
int fd;
- char *envtmp;
- char path[MAXPATHLEN];
+ const char *envtmp;
+ char *path;
+ static const char fmt[] = "%s/bt.XXXXXX";
+ size_t n;
envtmp = getenv("TMPDIR");
- (void)snprintf(path,
- sizeof(path), "%s/bt.XXXXXX", envtmp ? envtmp : "/tmp");
+ if (!envtmp)
+ envtmp = "/tmp";
+ n = strlen (envtmp) + sizeof fmt;
+#ifdef __GNUC__
+ path = __builtin_alloca(n);
+#else
+ path = malloc(n);
+#endif
+ (void)snprintf(path, n, fmt, envtmp ? envtmp : "/tmp");
(void)sigfillset(&set);
(void)sigprocmask(SIG_BLOCK, &set, &oset);
if ((fd = mkstemp(path)) != -1)
(void)unlink(path);
(void)sigprocmask(SIG_SETMASK, &oset, NULL);
+#ifndef __GNUC__
+ free(path);
+#endif
return(fd);
}
diff --git a/db/hash/hash.c b/db/hash/hash.c
index 4b7b732a8f..0db7b32b8c 100644
--- a/db/hash/hash.c
+++ b/db/hash/hash.c
@@ -505,7 +505,7 @@ flush_meta(hashp)
else
if (wsize != sizeof(HASHHDR)) {
errno = EFTYPE;
- hashp->errno = errno;
+ hashp->errnum = errno;
return (-1);
}
for (i = 0; i < NCACHED; i++)
@@ -536,7 +536,7 @@ hash_get(dbp, key, data, flag)
hashp = (HTAB *)dbp->internal;
if (flag) {
- hashp->errno = errno = EINVAL;
+ hashp->errnum = errno = EINVAL;
return (ERROR);
}
return (hash_access(hashp, HASH_GET, (DBT *)key, data));
@@ -553,11 +553,11 @@ hash_put(dbp, key, data, flag)
hashp = (HTAB *)dbp->internal;
if (flag && flag != R_NOOVERWRITE) {
- hashp->errno = errno = EINVAL;
+ hashp->errnum = errno = EINVAL;
return (ERROR);
}
if ((hashp->flags & O_ACCMODE) == O_RDONLY) {
- hashp->errno = errno = EPERM;
+ hashp->errnum = errno = EPERM;
return (ERROR);
}
return (hash_access(hashp, flag == R_NOOVERWRITE ?
@@ -574,11 +574,11 @@ hash_delete(dbp, key, flag)
hashp = (HTAB *)dbp->internal;
if (flag && flag != R_CURSOR) {
- hashp->errno = errno = EINVAL;
+ hashp->errnum = errno = EINVAL;
return (ERROR);
}
if ((hashp->flags & O_ACCMODE) == O_RDONLY) {
- hashp->errno = errno = EPERM;
+ hashp->errnum = errno = EPERM;
return (ERROR);
}
return (hash_access(hashp, HASH_DELETE, (DBT *)key, NULL));
@@ -729,7 +729,7 @@ hash_seq(dbp, key, data, flag)
hashp = (HTAB *)dbp->internal;
if (flag && flag != R_FIRST && flag != R_NEXT) {
- hashp->errno = errno = EINVAL;
+ hashp->errnum = errno = EINVAL;
return (ERROR);
}
#ifdef HASH_STATISTICS
diff --git a/db/hash/hash.h b/db/hash/hash.h
index 913e82b400..1c599c112c 100644
--- a/db/hash/hash.h
+++ b/db/hash/hash.h
@@ -71,28 +71,28 @@ typedef struct hashhdr { /* Disk resident portion */
int dsize; /* Directory Size */
int ssize; /* Segment Size */
int sshift; /* Segment shift */
- int ovfl_point; /* Where overflow pages are being
+ int ovfl_point; /* Where overflow pages are being
* allocated */
int last_freed; /* Last overflow page freed */
int max_bucket; /* ID of Maximum bucket in use */
int high_mask; /* Mask to modulo into entire table */
- int low_mask; /* Mask to modulo into lower half of
+ int low_mask; /* Mask to modulo into lower half of
* table */
int ffactor; /* Fill factor */
int nkeys; /* Number of keys in hash table */
int hdrpages; /* Size of table header */
int h_charkey; /* value of hash(CHARKEY) */
-#define NCACHED 32 /* number of bit maps and spare
+#define NCACHED 32 /* number of bit maps and spare
* points */
int spares[NCACHED];/* spare pages for overflow */
- u_int16_t bitmaps[NCACHED]; /* address of overflow page
+ u_int16_t bitmaps[NCACHED]; /* address of overflow page
* bitmaps */
} HASHHDR;
typedef struct htab { /* Memory resident data structure */
HASHHDR hdr; /* Header */
int nsegs; /* Number of allocated segments */
- int exsegs; /* Number of extra allocated
+ int exsegs; /* Number of extra allocated
* segments */
u_int32_t /* Hash function */
(*hash)__P((const void *, size_t));
@@ -103,16 +103,16 @@ typedef struct htab { /* Memory resident data structure */
BUFHEAD *cpage; /* Current page */
int cbucket; /* Current bucket */
int cndx; /* Index of next item on cpage */
- int errno; /* Error Number -- for DBM
+ int errnum; /* Error Number -- for DBM
* compatability */
- int new_file; /* Indicates if fd is backing store
+ int new_file; /* Indicates if fd is backing store
* or no */
- int save_file; /* Indicates whether we need to flush
+ int save_file; /* Indicates whether we need to flush
* file at
* exit */
u_int32_t *mapp[NCACHED]; /* Pointers to page maps */
int nmaps; /* Initial number of bitmaps */
- int nbufs; /* Number of buffers left to
+ int nbufs; /* Number of buffers left to
* allocate */
BUFHEAD bufhead; /* Header of buffer lru list */
SEGMENT *dir; /* Hash Bucket directory */
@@ -194,7 +194,7 @@ typedef struct htab { /* Memory resident data structure */
* so it starts on this page and continues on the next.
* The format of the page is:
* KEY_OFF PARTIAL_KEY OVFL_PAGENO OVFLPAGE
- *
+ *
* KEY_OFF -- offset of the beginning of the key
* PARTIAL_KEY -- 1
* OVFL_PAGENO - page number of the next overflow page
@@ -229,7 +229,7 @@ typedef struct htab { /* Memory resident data structure */
* OVFL_PAGENO - page number of the next overflow page
* OVFLPAGE -- 0
*
- * FULL_KEY_DATA
+ * FULL_KEY_DATA
* This must be the first key/data pair on the page.
* There are two cases:
*
diff --git a/db/hash/ndbm.c b/db/hash/ndbm.c
index 2cbbe91368..83aa766c38 100644
--- a/db/hash/ndbm.c
+++ b/db/hash/ndbm.c
@@ -47,6 +47,7 @@ static char sccsid[] = "@(#)ndbm.c 8.4 (Berkeley) 7/21/94";
#include <stdio.h>
#include <string.h>
+#include <stdlib.h>
#include <ndbm.h>
#include "hash.h"
@@ -61,8 +62,16 @@ dbm_open(file, flags, mode)
const char *file;
int flags, mode;
{
+ DBM *db;
HASHINFO info;
- char path[MAXPATHLEN];
+ const size_t len = strlen(file) + sizeof (DBM_SUFFIX);
+#ifdef __GNUC__
+ char path[len];
+#else
+ char *path = malloc(len);
+ if (path == NULL)
+ return NULL;
+#endif
info.bsize = 4096;
info.ffactor = 40;
@@ -72,7 +81,11 @@ dbm_open(file, flags, mode)
info.lorder = 0;
(void)strcpy(path, file);
(void)strcat(path, DBM_SUFFIX);
- return ((DBM *)__hash_open(path, flags, mode, &info, 0));
+ db = (DBM *)__hash_open(path, flags, mode, &info, 0);
+#ifndef __GNUC__
+ free(path);
+#endif
+ return db;
}
extern void
@@ -180,7 +193,7 @@ dbm_error(db)
HTAB *hp;
hp = (HTAB *)db->internal;
- return (hp->errno);
+ return (hp->errnum);
}
extern int
@@ -190,7 +203,7 @@ dbm_clearerr(db)
HTAB *hp;
hp = (HTAB *)db->internal;
- hp->errno = 0;
+ hp->errnum = 0;
return (0);
}