[FFmpeg-devel] [PATCH v1 2/2] libavformat/file: initilize the fd to -1 instead of 0(valid fd) in case unexpected file close

[Limin Wang]

ping?  I have developed code to use avio_open_dir function, after using avio_close_dir
to release the resource, my ffmepg command will lost interact for the fd
0 is closed by avio_close_dir.
 

On Tue, Jun 18, 2019 at 06:45:13PM +0800, lance.lmwang at gmail.com wrote:
> From: Limin Wang <lance.lmwang at gmail.com>
> 
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---
>  libavformat/file.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/libavformat/file.c b/libavformat/file.c
> index 08c7f8e6dd..40ae9ad2a8 100644
> --- a/libavformat/file.c
> +++ b/libavformat/file.c
> @@ -274,6 +274,7 @@ static int file_open_dir(URLContext *h)
>  #if HAVE_LSTAT
>      FileContext *c = h->priv_data;
>  
> +    c->fd = -1;
>      c->dir = opendir(h->filename);
>      if (!c->dir)
>          return AVERROR(errno);
> -- 
> 2.21.0
>