From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Thu, 12 Jul 2007 18:26:36 +0000
Subject: 2.5-18.1

---
 time/strptime_l.c | 57 ++++++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 50 insertions(+), 7 deletions(-)

(limited to 'time/strptime_l.c')

diff --git a/time/strptime_l.c b/time/strptime_l.c
index df98099f0a..443a6fa88e 100644
--- a/time/strptime_l.c
+++ b/time/strptime_l.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2004, 2005, 2007 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
@@ -400,6 +400,7 @@ __strptime_internal (rp, fmt, tm, decided, era_cnt LOCALE_PARAM)
 	    /* Does not match a month name.  */
 	    return NULL;
 	  tm->tm_mon = cnt;
+	  have_mon = 1;
 	  want_xday = 1;
 	  break;
 	case 'c':
@@ -539,10 +540,12 @@ __strptime_internal (rp, fmt, tm, decided, era_cnt LOCALE_PARAM)
 	    }
 #endif
 	  if (!match_string (HERE_AM_STR, rp))
-	    if (match_string (HERE_PM_STR, rp))
-	      is_pm = 1;
-	    else
-	      return NULL;
+	    {
+	      if (match_string (HERE_PM_STR, rp))
+		is_pm = 1;
+	      else
+		return NULL;
+	    }
 	  break;
 	case 'r':
 #ifdef _NL_CURRENT
@@ -685,6 +688,42 @@ __strptime_internal (rp, fmt, tm, decided, era_cnt LOCALE_PARAM)
 	case 'Z':
 	  /* XXX How to handle this?  */
 	  break;
+	case 'z':
+	  /* We recognize two formats: if two digits are given, these
+	     specify hours.  If fours digits are used, minutes are
+	     also specified.  */
+	  {
+	    val = 0;
+	    while (*rp == ' ')
+	      ++rp;
+	    if (*rp != '+' && *rp != '-')
+	      return NULL;
+	    bool neg = *rp++ == '-';
+	    int n = 0;
+	    while (n < 4 && *rp >= '0' && *rp <= '9')
+	      {
+		val = val * 10 + *rp++ - '0';
+		++n;
+	      }
+	    if (n == 2)
+	      val *= 100;
+	    else if (n != 4)
+	      /* Only two or four digits recognized.  */
+	      return NULL;
+	    else
+	      {
+		/* We have to convert the minutes into decimal.  */
+		if (val % 100 >= 60)
+		  return NULL;
+		val = (val / 100) * 100 + ((val % 100) * 50) / 30;
+	      }
+	    if (val > 1200)
+	      return NULL;
+	    tm->tm_gmtoff = (val * 3600) / 100;
+	    if (neg)
+	      tm->tm_gmtoff = -tm->tm_gmtoff;
+	  }
+	  break;
 	case 'E':
 #ifdef _NL_CURRENT
 	  switch (*fmt++)
@@ -1047,11 +1086,15 @@ __strptime_internal (rp, fmt, tm, decided, era_cnt LOCALE_PARAM)
 	      tm->tm_mday =
 		(tm->tm_yday
 		 - __mon_yday[__isleap(1900 + tm->tm_year)][t_mon - 1] + 1);
+	  have_mon = 1;
+	  have_mday = 1;
 	}
-      day_of_the_week (tm);
+      /* Don't crash in day_of_the_week if tm_mon is uninitialized.  */
+      if (have_mon || (unsigned) tm->tm_mon <= 11)
+	day_of_the_week (tm);
     }
 
-  if (want_xday && !have_yday)
+  if (want_xday && !have_yday && (have_mon || (unsigned) tm->tm_mon <= 11))
     day_of_the_year (tm);
 
   if ((have_uweek || have_wweek) && have_wday)
-- 
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