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Diffstat (limited to 'db2/dbm')
-rw-r--r--db2/dbm/dbm.c67
1 files changed, 34 insertions, 33 deletions
diff --git a/db2/dbm/dbm.c b/db2/dbm/dbm.c
index 81f4bba..261fe81 100644
--- a/db2/dbm/dbm.c
+++ b/db2/dbm/dbm.c
@@ -1,7 +1,7 @@
/*-
* See the file LICENSE for redistribution information.
*
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
* Sleepycat Software. All rights reserved.
*/
/*
@@ -47,15 +47,14 @@
#include "config.h"
#ifndef lint
-static const char sccsid[] = "@(#)dbm.c 10.10 (Sleepycat) 1/16/98";
+static const char sccsid[] = "@(#)dbm.c 10.16 (Sleepycat) 5/7/98";
#endif /* not lint */
#ifndef NO_SYSTEM_INCLUDES
-#include <sys/param.h>
+#include <sys/types.h>
#include <errno.h>
#include <fcntl.h>
-#include <stdio.h>
#include <string.h>
#endif
@@ -82,7 +81,7 @@ __db_dbm_init(file)
if (__cur_db != NULL)
(void)dbm_close(__cur_db);
if ((__cur_db =
- dbm_open(file, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR)) != NULL)
+ dbm_open(file, O_CREAT | O_RDWR, __db_omode("rw----"))) != NULL)
return (0);
if ((__cur_db = dbm_open(file, O_RDONLY, 0)) != NULL)
return (0);
@@ -244,19 +243,19 @@ __db_ndbm_fetch(db, key)
{
DBT _key, _data;
datum data;
- int status;
+ int ret;
memset(&_key, 0, sizeof(DBT));
memset(&_data, 0, sizeof(DBT));
_key.size = key.dsize;
_key.data = key.dptr;
- status = db->get((DB *)db, NULL, &_key, &_data, 0);
- if (status) {
- data.dptr = NULL;
- data.dsize = 0;
- } else {
+ if ((ret = db->get((DB *)db, NULL, &_key, &_data, 0)) == 0) {
data.dptr = _data.data;
data.dsize = _data.size;
+ } else {
+ data.dptr = NULL;
+ data.dsize = 0;
+ __set_errno (ret == DB_NOTFOUND ? ENOENT : ret);
}
return (data);
}
@@ -273,7 +272,7 @@ __db_ndbm_firstkey(db)
{
DBT _key, _data;
datum key;
- int status;
+ int ret;
DBC *cp;
@@ -285,13 +284,13 @@ __db_ndbm_firstkey(db)
memset(&_key, 0, sizeof(DBT));
memset(&_data, 0, sizeof(DBT));
- status = (cp->c_get)(cp, &_key, &_data, DB_FIRST);
- if (status) {
- key.dptr = NULL;
- key.dsize = 0;
- } else {
+ if ((ret = (cp->c_get)(cp, &_key, &_data, DB_FIRST)) == 0) {
key.dptr = _key.data;
key.dsize = _key.size;
+ } else {
+ key.dptr = NULL;
+ key.dsize = 0;
+ __set_errno (ret == DB_NOTFOUND ? ENOENT : ret);
}
return (key);
}
@@ -309,7 +308,7 @@ __db_ndbm_nextkey(db)
DBC *cp;
DBT _key, _data;
datum key;
- int status;
+ int ret;
if ((cp = TAILQ_FIRST(&db->curs_queue)) == NULL)
if ((errno = db->cursor(db, NULL, &cp)) != 0) {
@@ -319,13 +318,13 @@ __db_ndbm_nextkey(db)
memset(&_key, 0, sizeof(DBT));
memset(&_data, 0, sizeof(DBT));
- status = (cp->c_get)(cp, &_key, &_data, DB_NEXT);
- if (status) {
- key.dptr = NULL;
- key.dsize = 0;
- } else {
+ if ((ret = (cp->c_get)(cp, &_key, &_data, DB_NEXT)) == 0) {
key.dptr = _key.data;
key.dsize = _key.size;
+ } else {
+ key.dptr = NULL;
+ key.dsize = 0;
+ __set_errno (ret == DB_NOTFOUND ? ENOENT : ret);
}
return (key);
}
@@ -347,14 +346,10 @@ __db_ndbm_delete(db, key)
memset(&_key, 0, sizeof(DBT));
_key.data = key.dptr;
_key.size = key.dsize;
- ret = (((DB *)db)->del)((DB *)db, NULL, &_key, 0);
- if (ret < 0)
- errno = ENOENT;
- else if (ret > 0) {
- errno = ret;
- ret = -1;
- }
- return (ret);
+ if ((ret = (((DB *)db)->del)((DB *)db, NULL, &_key, 0)) == 0)
+ return (0);
+ errno = ret == DB_NOTFOUND ? ENOENT : ret;
+ return (-1);
}
weak_alias (__db_ndbm_delete, dbm_delete)
@@ -371,6 +366,7 @@ __db_ndbm_store(db, key, data, flags)
int flags;
{
DBT _key, _data;
+ int ret;
memset(&_key, 0, sizeof(DBT));
memset(&_data, 0, sizeof(DBT));
@@ -378,8 +374,13 @@ __db_ndbm_store(db, key, data, flags)
_key.size = key.dsize;
_data.data = data.dptr;
_data.size = data.dsize;
- return (db->put((DB *)db,
- NULL, &_key, &_data, (flags == DBM_INSERT) ? DB_NOOVERWRITE : 0));
+ if ((ret = db->put((DB *)db, NULL,
+ &_key, &_data, flags == DBM_INSERT ? DB_NOOVERWRITE : 0)) == 0)
+ return (0);
+ if (ret == DB_KEYEXIST)
+ return (1);
+ errno = ret;
+ return (-1);
}
weak_alias (__db_ndbm_store, dbm_store)