[FFmpeg-devel] [PATCH] configure: add pkg-config check for zlib

[James Almer]

On 5/5/2018 4:12 PM, Jan Ekström wrote:
> It exists, so why not use it? Helps one get rid of additional
> search path related flags in addition to PKG_CONFIG_{PATH,LIBDIR}
> when utilizing a cross-prefix separate from the sysroot.
> ---
>  configure | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/configure b/configure
> index f78853cc6c..2d99c8ea85 100755
> --- a/configure
> +++ b/configure
> @@ -5933,7 +5933,8 @@ if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
>      fi
>  fi
>  
> -enabled  zlib && check_lib zlib   zlib.h      zlibVersion    -lz
> +enabled  zlib && { check_pkg_config zlib zlib "zlib.h" zlibVersion ||
> +                   check_lib zlib   zlib.h      zlibVersion    -lz; }
>  enabled bzlib && check_lib bzlib bzlib.h BZ2_bzlibVersion    -lbz2
>  enabled  lzma && check_lib lzma   lzma.h lzma_version_number -llzma

LGTM.