aboutsummaryrefslogtreecommitdiff
path: root/shadow
diff options
context:
space:
mode:
Diffstat (limited to 'shadow')
-rw-r--r--shadow/fgetspent_r.c13
-rw-r--r--shadow/lckpwdf.c22
2 files changed, 22 insertions, 13 deletions
diff --git a/shadow/fgetspent_r.c b/shadow/fgetspent_r.c
index bf4a3f8..bedc361 100644
--- a/shadow/fgetspent_r.c
+++ b/shadow/fgetspent_r.c
@@ -21,6 +21,10 @@
#include <shadow.h>
#include <stdio.h>
+#ifdef USE_IN_LIBIO
+# define flockfile(s) _IO_flockfile (s)
+#endif
+
/* Define a line parsing function using the common code
used in the nss_files module. */
@@ -39,17 +43,20 @@ __fgetspent_r (FILE *stream, struct spwd *resbuf, char *buffer, size_t buflen,
{
char *p;
+ flockfile (stream);
do
{
buffer[buflen - 1] = '\xff';
- p = fgets (buffer, buflen, stream);
- if (p == NULL && feof (stream))
+ p = fgets_unlocked (buffer, buflen, stream);
+ if (p == NULL && feof_unlocked (stream))
{
+ funlockfile (stream);
*result = NULL;
return errno;
}
if (p == NULL || buffer[buflen - 1] != '\xff')
{
+ funlockfile (stream);
*result = NULL;
return errno = ERANGE;
}
@@ -62,6 +69,8 @@ __fgetspent_r (FILE *stream, struct spwd *resbuf, char *buffer, size_t buflen,
get the next line of the file to parse. */
! parse_line (buffer, (void *) resbuf, NULL, 0, &errno));
+ funlockfile (stream);
+
*result = resbuf;
return 0;
}
diff --git a/shadow/lckpwdf.c b/shadow/lckpwdf.c
index 885ac54..861e0e0 100644
--- a/shadow/lckpwdf.c
+++ b/shadow/lckpwdf.c
@@ -1,5 +1,5 @@
/* Handle locking of password file.
- Copyright (C) 1996 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -52,7 +52,7 @@ static void noop_handler __P ((int __sig));
do { \
if ((code) < 0 && lock_fd >= 0) \
{ \
- close (lock_fd); \
+ __close (lock_fd); \
lock_fd = -1; \
} \
__libc_lock_unlock (lock); \
@@ -63,7 +63,7 @@ static void noop_handler __P ((int __sig));
do { \
/* Restore old action handler for alarm. We don't need to know \
about the current one. */ \
- sigaction (SIGALRM, &saved_act, NULL); \
+ __sigaction (SIGALRM, &saved_act, NULL); \
RETURN_CLOSE_FD (code); \
} while (0)
@@ -73,7 +73,7 @@ static void noop_handler __P ((int __sig));
alarm (0); \
/* Restore old set of handled signals. We don't need to know \
about the current one.*/ \
- sigprocmask (SIG_SETMASK, &saved_set, NULL); \
+ __sigprocmask (SIG_SETMASK, &saved_set, NULL); \
RETURN_RESTORE_HANDLER (code); \
} while (0)
@@ -96,18 +96,18 @@ __lckpwdf ()
/* Prevent problems caused by multiple threads. */
__libc_lock_lock (lock);
- lock_fd = open (PWD_LOCKFILE, O_WRONLY | O_CREAT, 0600);
+ lock_fd = __open (PWD_LOCKFILE, O_WRONLY | O_CREAT, 0600);
if (lock_fd == -1)
/* Cannot create lock file. */
RETURN_CLOSE_FD (-1);
/* Make sure file gets correctly closed when process finished. */
- flags = fcntl (lock_fd, F_GETFD, 0);
+ flags = __fcntl (lock_fd, F_GETFD, 0);
if (flags == -1)
/* Cannot get file flags. */
RETURN_CLOSE_FD (-1);
flags |= FD_CLOEXEC; /* Close on exit. */
- if (fcntl (lock_fd, F_SETFD, flags) < 0)
+ if (__fcntl (lock_fd, F_SETFD, flags) < 0)
/* Cannot set new flags. */
RETURN_CLOSE_FD (-1);
@@ -125,14 +125,14 @@ __lckpwdf ()
new_act.sa_flags = 0ul;
/* Install new action handler for alarm and save old. */
- if (sigaction (SIGALRM, &new_act, &saved_act) < 0)
+ if (__sigaction (SIGALRM, &new_act, &saved_act) < 0)
/* Cannot install signal handler. */
RETURN_CLOSE_FD (-1);
/* Now make sure the alarm signal is not blocked. */
sigemptyset (&new_set);
sigaddset (&new_set, SIGALRM);
- if (sigprocmask (SIG_UNBLOCK, &new_set, &saved_set) < 0)
+ if (__sigprocmask (SIG_UNBLOCK, &new_set, &saved_set) < 0)
RETURN_RESTORE_HANDLER (-1);
/* Start timer. If we cannot get the lock in the specified time we
@@ -143,7 +143,7 @@ __lckpwdf ()
memset (&fl, '\0', sizeof (struct flock));
fl.l_type = F_WRLCK;
fl.l_whence = SEEK_SET;
- result = fcntl (lock_fd, F_SETLKW, &fl);
+ result = __fcntl (lock_fd, F_SETLKW, &fl);
RETURN_CLEAR_ALARM (result);
}
@@ -163,7 +163,7 @@ __ulckpwdf ()
/* Prevent problems caused by multiple threads. */
__libc_lock_lock (lock);
- result = close (lock_fd);
+ result = __close (lock_fd);
/* Mark descriptor as unused. */
lock_fd = -1;