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-rw-r--r--grp/fgetgrent.c6
-rw-r--r--grp/fgetgrent_r.c8
-rw-r--r--grp/initgroups.c7
-rw-r--r--grp/putgrent.c11
4 files changed, 19 insertions, 13 deletions
diff --git a/grp/fgetgrent.c b/grp/fgetgrent.c
index 245524f178..69507d97e7 100644
--- a/grp/fgetgrent.c
+++ b/grp/fgetgrent.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996, 1997, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -38,7 +38,7 @@ fgetgrent (FILE *stream)
struct group *result;
int save;
- if (fgetpos (stream, &pos) != 0)
+ if (__builtin_expect (fgetpos (stream, &pos), 0) != 0)
return NULL;
/* Get lock. */
@@ -58,7 +58,7 @@ fgetgrent (FILE *stream)
char *new_buf;
buffer_size += NSS_BUFLEN_GROUP;
new_buf = realloc (buffer, buffer_size);
- if (new_buf == NULL)
+ if (__builtin_expect (new_buf == NULL, 0))
{
/* We are out of memory. Free the current buffer so that the
process gets a chance for a normal termination. */
diff --git a/grp/fgetgrent_r.c b/grp/fgetgrent_r.c
index 0b1d782586..058b0b3e74 100644
--- a/grp/fgetgrent_r.c
+++ b/grp/fgetgrent_r.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996-1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -70,14 +70,14 @@ __fgetgrent_r (FILE *stream, struct group *resbuf, char *buffer, size_t buflen,
{
buffer[buflen - 1] = '\xff';
p = fgets_unlocked (buffer, buflen, stream);
- if (p == NULL && feof_unlocked (stream))
+ if (__builtin_expect (p == NULL, 0) && feof_unlocked (stream))
{
funlockfile (stream);
*result = NULL;
__set_errno (ENOENT);
return errno;
}
- if (p == NULL || buffer[buflen - 1] != '\xff')
+ if (__builtin_expect (p == NULL, 0) || buffer[buflen - 1] != '\xff')
{
funlockfile (stream);
*result = NULL;
@@ -97,7 +97,7 @@ __fgetgrent_r (FILE *stream, struct group *resbuf, char *buffer, size_t buflen,
funlockfile (stream);
- if (parse_result == -1)
+ if (__builtin_expect (parse_result, 0) == -1)
{
/* The parser ran out of space. */
*result = NULL;
diff --git a/grp/initgroups.c b/grp/initgroups.c
index fd30ebf7e0..06c48bb040 100644
--- a/grp/initgroups.c
+++ b/grp/initgroups.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989, 91, 93, 96, 97, 98, 99 Free Software Foundation, Inc.
+/* Copyright (C) 1989, 91, 93, 1996-1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -163,7 +163,10 @@ initgroups (user, group)
size = 16;
#endif
- groups = malloc (size * sizeof (gid_t *));
+ groups = (gid_t *) malloc (size * sizeof (gid_t));
+ if (__builtin_expect (groups == NULL, 0))
+ /* No more memory. */
+ return -1;
groups[0] = group;
diff --git a/grp/putgrent.c b/grp/putgrent.c
index a119ebed17..11b64eca63 100644
--- a/grp/putgrent.c
+++ b/grp/putgrent.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1996, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 96, 98, 99, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -36,7 +36,7 @@ putgrent (gr, stream)
{
int retval;
- if (gr == NULL || stream == NULL)
+ if (__builtin_expect (gr == NULL, 0) || __builtin_expect (stream == NULL, 0))
{
__set_errno (EINVAL);
return -1;
@@ -46,8 +46,11 @@ putgrent (gr, stream)
retval = fprintf (stream, "%s:%s:%u:",
gr->gr_name, _S (gr->gr_passwd), gr->gr_gid);
- if (retval < 0)
- return -1;
+ if (__builtin_expect (retval, 0) < 0)
+ {
+ funlockfile (stream);
+ return -1;
+ }
if (gr->gr_mem != NULL)
{