av_tempfile: try tempnam(NULL) first

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-16 21:24:12 +02:00 · 2011-10-16 21:24:12 +02:00 · 797c2ef970
commit 797c2ef970
parent 9329d36a3a
1 changed files with 3 additions and 1 deletions
--- a/libavutil/file.c
+++ b/libavutil/file.c
@ -133,7 +133,9 @@ void av_file_unmap(uint8_t *bufptr, size_t size)
 int av_tempfile(const char *prefix, char **filename) {
    int fd=-1;
 #if !HAVE_MKSTEMP
-    void *ptr= tempnam(".", prefix);
+    void *ptr= tempnam(NULL, prefix);
+    if(!ptr)
+        ptr= tempnam(".", prefix);
    *filename = av_strdup(ptr);
 #undef free
    free(ptr);