Libc-825.25.tar.gz

[apple/libc.git] / util / logout.c

diff --git a/util/logout.c b/util/logout.c
index a2d20bbd382d5e299560e009ab6ab71f928af38d..245201499de6e2633e6e3073a214d806fb116eee 100644 (file)
--- a/util/logout.c
+++ b/util/logout.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999, 2005, 2010 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -81,13 +81,16 @@ logout(char *line)
        strncpy(utx.ut_line, line, sizeof(utx.ut_line));
        utx.ut_type = UTMPX_AUTOFILL_MASK | UTMPX_DEAD_IF_CORRESPONDING_MASK | DEAD_PROCESS;
        (void)gettimeofday(&utx.ut_tv, NULL);
-       setutxent();
-       ux = _pututxline(&utx);
-       endutxent();
-       if (!ux)
+       UTMPX_LOCK(&__utx__);
+       __setutxent(&__utx__);
+       ux = __pututxline(&__utx__, &utx);
+       __endutxent(&__utx__);
+       if (!ux) {
+               UTMPX_UNLOCK(&__utx__);
                return 0;
+       }
 #ifdef UTMP_COMPAT
-       if (utfile_system) { /* only if we are using _PATH_UTMPX */
+       if (__utx__.utfile_system) { /* only if we are using _PATH_UTMPX */
                which = _utmp_compat(ux, &u);
                if (which & UTMP_COMPAT_UTMP0)
                        _write_utmp(&u, 0);
@@ -95,5 +98,6 @@ logout(char *line)
                        _write_utmp(&u, 1);
        }
 #endif /* UTMP_COMPAT */
+       UTMPX_UNLOCK(&__utx__);
        return 1;
 }