diff options
Diffstat (limited to 'shadow')
| -rw-r--r-- | shadow/fgetspent_r.c | 13 | ||||
| -rw-r--r-- | shadow/lckpwdf.c | 22 |
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; |