Merge commit '82ee7d0dda0fec8cdb670f4e844bf5c2927ad9de'

* commit '82ee7d0dda0fec8cdb670f4e844bf5c2927ad9de':
  Use gmtime_r instead of gmtime and localtime_r instead of localtime

Conflicts:
	libavformat/mov.c
	libavformat/mxfenc.c
	libavformat/wtvdec.c
	libavutil/parseutils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavformat/mov.c

@@ -35,6 +35,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/intfloat.h"
 #include "libavutil/mathematics.h"
+#include "libavutil/time_internal.h"
 #include "libavutil/avstring.h"
 #include "libavutil/dict.h"
 #include "libavutil/opt.h"
@@ -809,12 +810,12 @@ static void mov_metadata_creation_time(AVDictionary **metadata, int64_t time)
 {
     char buffer[32];
     if (time) {
-        struct tm *ptm;
+        struct tm *ptm, tmbuf;
         time_t timet;
         if(time >= 2082844800)
             time -= 2082844800;  /* seconds between 1904-01-01 and Epoch */
         timet = time;
-        ptm = gmtime(&timet);
+        ptm = gmtime_r(&timet, &tmbuf);
         if (!ptm) return;
         if (strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", ptm))
             av_dict_set(metadata, "creation_time", buffer, 0);

libavformat/mxfenc.c

@@ -39,6 +39,7 @@
 #include "libavutil/random_seed.h"
 #include "libavutil/timecode.h"
 #include "libavutil/avassert.h"
+#include "libavutil/time_internal.h"
 #include "libavcodec/bytestream.h"
 #include "libavcodec/dnxhddata.h"
 #include "audiointerleave.h"
@@ -1664,7 +1665,8 @@ static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st,
 
 static uint64_t mxf_parse_timestamp(time_t timestamp)
 {
-    struct tm *time = gmtime(&timestamp);
+    struct tm tmbuf;
+    struct tm *time = gmtime_r(&timestamp, &tmbuf);
     if (!time)
         return 0;
     return (uint64_t)(time->tm_year+1900) << 48 |

libavformat/wtvdec.c

@@ -30,6 +30,7 @@
 #include "libavutil/channel_layout.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/intfloat.h"
+#include "libavutil/time_internal.h"
 #include "avformat.h"
 #include "internal.h"
 #include "wtv.h"
@@ -386,7 +387,8 @@ static int read_probe(AVProbeData *p)
 static int filetime_to_iso8601(char *buf, int buf_size, int64_t value)
 {
     time_t t = (value / 10000000LL) - 11644473600LL;
-    struct tm *tm = gmtime(&t);
+    struct tm tmbuf;
+    struct tm *tm = gmtime_r(&t, &tmbuf);
     if (!tm)
         return -1;
     if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))
@@ -401,7 +403,8 @@ static int filetime_to_iso8601(char *buf, int buf_size, int64_t value)
 static int crazytime_to_iso8601(char *buf, int buf_size, int64_t value)
 {
     time_t t = (value / 10000000LL) - 719162LL*86400LL;
-    struct tm *tm = gmtime(&t);
+    struct tm tmbuf;
+    struct tm *tm = gmtime_r(&t, &tmbuf);
     if (!tm)
         return -1;
     if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))
@@ -416,7 +419,8 @@ static int crazytime_to_iso8601(char *buf, int buf_size, int64_t value)
 static int oledate_to_iso8601(char *buf, int buf_size, int64_t value)
 {
     time_t t = (av_int2double(value) - 25569.0) * 86400;
-    struct tm *tm= gmtime(&t);
+    struct tm tmbuf;
+    struct tm *tm= gmtime_r(&t, &tmbuf);
     if (!tm)
         return -1;
     if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))

libavutil/parseutils.c

@@ -29,6 +29,7 @@
 #include "eval.h"
 #include "log.h"
 #include "random_seed.h"
+#include "time_internal.h"
 #include "parseutils.h"
 
 #ifdef TEST
@@ -552,7 +553,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
     const char *p, *q;
     int64_t t;
     time_t now;
-    struct tm dt = { 0 };
+    struct tm dt = { 0 }, tmbuf;
     int today = 0, negative = 0, microseconds = 0;
     int i;
     static const char * const date_fmt[] = {
@@ -647,7 +648,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
         int is_utc = *q == 'Z' || *q == 'z';
         q += is_utc;
         if (today) { /* fill in today's date */
-            struct tm dt2 = is_utc ? *gmtime(&now) : *localtime(&now);
+            struct tm dt2 = is_utc ? *gmtime_r(&now, &tmbuf) : *localtime_r(&now, &tmbuf);
             dt2.tm_hour = dt.tm_hour;
             dt2.tm_min  = dt.tm_min;
             dt2.tm_sec  = dt.tm_sec;