network: Use av_strerror for getting error messages

Also use ff_neterrno() instead of errno directly (which doesn't work
on windows), for getting the error code.

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 4 insertions, 2 deletions

diff --git a/libavformat/tcp.c b/libavformat/tcp.c
index 7e348f7729..e7c6210fc1 100644
--- a/libavformat/tcp.c
+++ b/libavformat/tcp.c
@@ -141,10 +141,12 @@ static int tcp_open(URLContext *h, const char *uri, int flags)
         optlen = sizeof(ret);
         getsockopt (fd, SOL_SOCKET, SO_ERROR, &ret, &optlen);
         if (ret != 0) {
+            char errbuf[100];
+            ret = AVERROR(ret);
+            av_strerror(ret, errbuf, sizeof(errbuf));
             av_log(h, AV_LOG_ERROR,
                    "TCP connection to %s:%d failed: %s\n",
-                   hostname, port, strerror(ret));
-            ret = AVERROR(ret);
+                   hostname, port, errbuf);
             goto fail;
         }
     }