[FFmpeg-cvslog] avformat/cache: remove ftruncate usage, its not always available

Michael Niedermayer git at videolan.org
Fri Dec 26 12:42:13 CET 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Dec 26 12:11:58 2014 +0100| [0704c44d68704df63eccd5579e66e5f218a378a6] | committer: Michael Niedermayer

avformat/cache: remove ftruncate usage, its not always available

In case of errors the cache file will be slightly larger than needed,
this should have no practical relevance though

Should fix build on VS201*

Found-by: jamrial
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0704c44d68704df63eccd5579e66e5f218a378a6
---

 libavformat/cache.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavformat/cache.c b/libavformat/cache.c
index f6787ee..02b02bb 100644
--- a/libavformat/cache.c
+++ b/libavformat/cache.c
@@ -145,8 +145,8 @@ static int add_entry(URLContext *h, const unsigned char *buf, int size)
 
     return 0;
 fail:
-    if (pos >= 0)
-        ftruncate(c->fd, pos);
+    //we could truncate the file to pos here if pos >=0 but ftruncate isnt available in VS so
+    //for simplicty we just leave the file a bit larger
     av_free(entry);
     av_free(node);
     return ret;



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