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authorDavid Leonard <d@cvs.openbsd.org>2000-01-06 08:19:49 +0000
committerDavid Leonard <d@cvs.openbsd.org>2000-01-06 08:19:49 +0000
commit855cc0b1ea13c127721cde5d1c4f98c30242f3f0 (patch)
treeb734b5a376b5302938c4648273089b99a92459d7 /lib/libc/gen
parenta1e0aa17f16851229639dbb490fbdb1fad92a1f3 (diff)
use thread-specific storage for the members list
Diffstat (limited to 'lib/libc/gen')
-rw-r--r--lib/libc/gen/getgrent.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/lib/libc/gen/getgrent.c b/lib/libc/gen/getgrent.c
index bf33339e90e..cfd5d1e44de 100644
--- a/lib/libc/gen/getgrent.c
+++ b/lib/libc/gen/getgrent.c
@@ -33,7 +33,7 @@
*/
#if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: getgrent.c,v 1.10 1999/09/03 16:23:18 millert Exp $";
+static char rcsid[] = "$OpenBSD: getgrent.c,v 1.11 2000/01/06 08:19:48 d Exp $";
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
@@ -50,8 +50,8 @@ static char rcsid[] = "$OpenBSD: getgrent.c,v 1.10 1999/09/03 16:23:18 millert E
#endif
#include "thread_private.h"
-_THREAD_PRIVATE_KEY(gr)
-_THREAD_PRIVATE_MUTEX(gr)
+_THREAD_PRIVATE_KEY(gr);
+_THREAD_PRIVATE_MUTEX(gr);
static FILE *_gr_fp;
static struct group _gr_group;
static int _gr_stayopen;
@@ -59,10 +59,13 @@ static int grscan __P((int, gid_t, const char *, struct group *));
static int start_gr __P((void));
static void endgrent_basic __P((void));
+_THREAD_PRIVATE_KEY(gr_storage);
+static struct group_storage {
#define MAXGRP 200
-static char *members[MAXGRP];
+ char *members[MAXGRP];
#define MAXLINELENGTH 1024
-static char line[MAXLINELENGTH];
+ char line[MAXLINELENGTH];
+} gr_storage;
#ifdef YP
enum _ypmode { YPMODE_NONE, YPMODE_FULL, YPMODE_NAME };
@@ -225,6 +228,16 @@ grscan(search, gid, name, p_gr)
int r;
char *grname = (char *)NULL;
#endif
+ char **members;
+ char *line;
+ struct group_storage *gs;
+
+ /* Always use thread-specific storage for member data. */
+ gs = (struct group_storage *)_THREAD_PRIVATE(gr_storage,gr_storage,NULL);
+ if (gs == NULL)
+ return 0;
+ members = gs->members;
+ line = gs->line;
for (;;) {
#ifdef YP