localtime_r patch by (Glenn Maynard <g_sf at zewt dot org>)

Originally committed as revision 2204 to svn://svn.ffmpeg.org/ffmpeg/trunk

configure

@@ -574,6 +574,16 @@ if $cc -o $TMPE $TMPC 2> /dev/null ; then
   strptime=yes
 fi
 
+cat > $TMPC << EOF
+#include <time.h>
+int main( void ) { localtime_r(NULL, NULL); }
+EOF
+
+localtime_r=no
+if $cc -o $TMPE $TMPC 2> /dev/null ; then
+  localtime_r=yes
+fi
+
 if test "$zlib" = "yes"; then
 # check for zlib - mmu_man
 cat > $TMPC << EOF
@@ -920,6 +930,11 @@ if test "$strptime" = "yes" ; then
 else
   echo "BUILD_STRPTIME=yes" >> config.mak
 fi
+if test "$localtime_r" = "yes" ; then
+  echo "#define HAVE_LOCALTIME_R 1" >> $TMPH
+else
+  echo "BUILD_LOCALTIME_R=yes" >> config.mak
+fi
 if test "$imlib2" = "yes" ; then
   echo "HAVE_IMLIB2=yes" >> config.mak
 fi

libavformat/Makefile

@@ -34,6 +34,10 @@ ifeq ($(BUILD_STRPTIME),yes)
 OBJS+= strptime.o
 endif
 
+ifeq ($(BUILD_LOCALTIME_R),yes)
+OBJS+= localtime_r.o
+endif
+
 ifeq ($(CONFIG_VIDEO4LINUX),yes)
 OBJS+= grab.o
 endif

libavformat/dvcore.c

@@ -21,6 +21,7 @@
  */
 #include "avformat.h"
 #include "dvcore.h"
+#include "localtime_r.h"
 
 /*
  * The reason why the following three big ugly looking tables are

libavformat/localtime_r.c

+/* Convert a string representation of time to a time value.
+   Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "localtime_r.h"
+
+#if !defined(HAVE_LOCALTIME_R)
+/* Approximate localtime_r as best we can in its absence.  */
+#include <time.h>
+
+struct tm *
+localtime_r (t, tp)
+     const time_t *t;
+     struct tm *tp;
+{
+  struct tm *l = localtime (t);
+  if (! l)
+    return 0;
+  *tp = *l;
+  return tp;
+}
+#endif /* !defined(HAVE_LOCALTIME_R) */
+

libavformat/localtime_r.h

+/* strptime.h
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef __LOCALTIME_R_H__
+#define __LOCALTIME_R_H__
+
+/*
+ * Version of "localtime_r()", for the benefit of OSes that don't have it.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#if !defined(HAVE_LOCALTIME_R)
+#include <time.h>
+/* Approximate localtime_r as best we can in its absence.  */
+# define localtime_r my_localtime_r
+extern struct tm *localtime_r(const time_t *, struct tm *);
+#endif
+
+#endif

libavformat/strptime.c

@@ -37,6 +37,7 @@
 #endif
 
 #include "strptime.h"
+#include "localtime_r.h"
 
 #ifndef __P
 # if defined (__GNUC__) || (defined (__STDC__) && __STDC__)
@@ -46,28 +47,6 @@
 # endif  /* GCC.  */
 #endif  /* Not __P.  */
 
-#if ! HAVE_LOCALTIME_R && ! defined localtime_r
-# ifdef _LIBC
-#  define localtime_r __localtime_r
-# else
-/* Approximate localtime_r as best we can in its absence.  */
-#  define localtime_r my_localtime_r
-static struct tm *localtime_r __P ((const time_t *, struct tm *));
-static struct tm *
-localtime_r (t, tp)
-     const time_t *t;
-     struct tm *tp;
-{
-  struct tm *l = localtime (t);
-  if (! l)
-    return 0;
-  *tp = *l;
-  return tp;
-}
-# endif /* ! _LIBC */
-#endif /* ! HAVE_LOCALTIME_R && ! defined (localtime_r) */
-
-
 #define match_char(ch1, ch2) if (ch1 != ch2) return NULL
 #if defined __GNUC__ && __GNUC__ >= 2
 # define match_string(cs1, s2) \