[FFmpeg-cvslog] avserver: check return value of ftruncate()

[Mans Rullgard]

ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Sat Apr 21 17:01:35 2012 +0100| [0de1319ee0109facefe9804ffe0f0d0df36b27ad] | committer: Mans Rullgard

avserver: check return value of ftruncate()

Signed-off-by: Mans Rullgard <mans at mansr.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0de1319ee0109facefe9804ffe0f0d0df36b27ad
---

 avserver.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/avserver.c b/avserver.c
index 2b16932..5777a08 100644
--- a/avserver.c
+++ b/avserver.c
@@ -2572,8 +2572,11 @@ static int http_start_receive_data(HTTPContext *c)
     if (c->stream->truncate) {
         /* truncate feed file */
         ffm_write_write_index(c->feed_fd, FFM_PACKET_SIZE);
-        ftruncate(c->feed_fd, FFM_PACKET_SIZE);
         http_log("Truncating feed file '%s'\n", c->stream->feed_filename);
+        if (ftruncate(c->feed_fd, FFM_PACKET_SIZE) < 0) {
+            http_log("Error truncating feed file: %s\n", strerror(errno));
+            return -1;
+        }
     } else {
         if ((c->stream->feed_write_index = ffm_read_write_index(fd)) < 0) {
             http_log("Error reading write index from feed file: %s\n", strerror(errno));