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XPG4.2: when it is attempted to open a database write-only, silently 

"upgrade" to use read/write access on the database file.
This commit is contained in:
kleink 2004-04-29 18:37:20 +00:00
parent b4e89dd2ab
commit ceeaed078c
1 changed files with 7 additions and 2 deletions
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9
lib/libc/db/hash/__ndbm13.c
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@ -1,4 +1,4 @@
/* $NetBSD: __ndbm13.c,v 1.1 2004/04/28 00:10:52 kleink Exp $ */
/* $NetBSD: __ndbm13.c,v 1.2 2004/04/29 18:37:20 kleink Exp $ */
/* from: NetBSD: ndbm.c,v 1.18 2004/04/27 20:03:45 kleink Exp */
/*-
@ -38,7 +38,7 @@
#if 0
static char sccsid[] = "@(#)ndbm.c 8.4 (Berkeley) 7/21/94";
#else
__RCSID("$NetBSD: __ndbm13.c,v 1.1 2004/04/28 00:10:52 kleink Exp $");
__RCSID("$NetBSD: __ndbm13.c,v 1.2 2004/04/29 18:37:20 kleink Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -49,6 +49,7 @@ __RCSID("$NetBSD: __ndbm13.c,v 1.1 2004/04/28 00:10:52 kleink Exp $");
#include "namespace.h"
#include <sys/param.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
@ -96,6 +97,10 @@ dbm_open(file, flags, mode)
info.lorder = 0;
(void)strncpy(path, file, sizeof(path) - 1);
(void)strncat(path, DBM_SUFFIX, sizeof(path) - strlen(path) - 1);
if ((flags & O_ACCMODE) == O_WRONLY) {
flags &= ~O_WRONLY;
flags |= O_RDWR;
}
return ((DBM *)__hash_open(path, flags, mode, &info, 0));
}