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authorUlrich Drepper <drepper@redhat.com>1996-08-26 10:28:45 +0000
committerUlrich Drepper <drepper@redhat.com>1996-08-26 10:28:45 +0000
commitdcf0671d905200c449f92ead6cf43c184637a0d5 (patch)
tree91dc217311db41e89545d487b991865a6433205e /time
parent4884d0f03c5a3b3d2459655e76fa2d0684d389dc (diff)
downloadglibc-dcf0671d905200c449f92ead6cf43c184637a0d5.tar.gz
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handle password file locking. cvs/libc-960826
Diffstat (limited to 'time')
-rw-r--r--time/gmtime.c12
-rw-r--r--time/strftime.c40
2 files changed, 32 insertions, 20 deletions
diff --git a/time/gmtime.c b/time/gmtime.c
index 93fba659be..364b4c9262 100644
--- a/time/gmtime.c
+++ b/time/gmtime.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1995, 1996 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
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <stddef.h>
 #include <time.h>
 
@@ -25,16 +24,19 @@ extern struct tm _tmbuf;
 
 /* Return the `struct tm' representation of *T in UTC.	*/
 struct tm *
-DEFUN(gmtime, (t), CONST time_t *t)
+gmtime (t)
+     const time_t *t;
 {
   return __gmtime_r (t, &_tmbuf);
 }
 
+
 /* Return the `struct tm' representation of *T in UTC,
    using *TP to store the result.  */
 struct tm *
-DEFUN(__gmtime_r, (t, tp),
-      CONST time_t *t AND struct tm *tp)
+__gmtime_r (t, tp)
+     const time_t *t;
+     struct tm *tp;
 {
   __offtime (t, 0L, tp);
 
diff --git a/time/strftime.c b/time/strftime.c
index 214f82f488..129fd1412c 100644
--- a/time/strftime.c
+++ b/time/strftime.c
@@ -470,27 +470,37 @@ strftime (s, maxsize, format, tp)
 	case 'z':
 	  {
 	    struct tm tml = *tp;
-	    time_t t = mktime (&tml);
 	    struct tm tmg;
+	    time_t t;
+	    time_t offset = 0;
 	    int diff;
 
-	    tml = *localtime (&t);	/* Canonicalize the local time.  */
-	    tmg = *gmtime (&t);
+	    t = __mktime_internal (&tml, __localtime_r, &offset);
 
-	    /* Compute the difference.  */
-	    diff = tml.tm_min - tmg.tm_min;
-	    diff += 60 * (tml.tm_hour - tmg.tm_hour);
-
-	    if (tml.tm_mon != tmg.tm_mon)
+	    /* Canonicalize the local time.  */
+	    if (t == (time_t) -1 || __localtime_r (&t, &tml) == NULL)
+	      /* We didn't managed to get the local time.  Assume it
+		 GMT as a reasonable default value.  */
+	      diff = 0;
+	    else
 	      {
-		/* We assume no timezone differs from UTC by more than
-		   +- 23 hours.  This should be safe.  */
-		if (tmg.tm_mday == 1)
-		  tml.tm_mday = 0;
-		else /* tml.tm_mday == 1 */
-		  tmg.tm_mday = 0;
+		__gmtime_r (&t, &tmg);
+
+		/* Compute the difference.  */
+		diff = tml.tm_min - tmg.tm_min;
+		diff += 60 * (tml.tm_hour - tmg.tm_hour);
+
+		if (tml.tm_mon != tmg.tm_mon)
+		  {
+		    /* We assume no timezone differs from UTC by more
+		       than +- 23 hours.  This should be safe.  */
+		    if (tmg.tm_mday == 1)
+		      tml.tm_mday = 0;
+		    else /* tml.tm_mday == 1 */
+		      tmg.tm_mday = 0;
+		  }
+		diff += 1440 * (tml.tm_mday - tmg.tm_mday);
 	      }
-	    diff += 1440 * (tml.tm_mday - tmg.tm_mday);
 
 	    if (diff < 0)
 	      {