[FFmpeg-devel] [PATCH] lavc/pthread: do not re-define _GNU_SOURCE if already defined.

Michael Niedermayer michaelni at gmx.at
Mon Dec 24 00:44:22 CET 2012

On Sun, Dec 23, 2012 at 10:51:15PM +0100, Clément Bœsch wrote:
> This fixes the following warning with GCC:
>     libavcodec/pthread.c:35:0: warning: _GNU_SOURCE redefined [enabled by default]
>     <command-line>::0: note: this is the location of the previous definition
> The reason of the presence of this flag is:
>     % pkg-config --cflags sdl
>     -D_GNU_SOURCE=1 -D_REENTRANT -I/usr/include/SDL
> ---
>  libavcodec/pthread.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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even the very wise cannot see all ends. -- Gandalf
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