Reinhard Tartler <[email protected]> writes:
> This unbreaks static compilation against libav when using pkg-config,
> like mplayer2 does
>
> Taken from on a patch from "Uoti Urpal <[email protected]>"
> http://repo.or.cz/w/FFMpeg-mirror/mplayer-patches.git/commitdiff/65e612b5943fe79a6aaf83c0f48a1e4a0f739ffc?hp=0d0f1bc11ec7c8f81a61c1fa4a6bc0048ad10f30
> ---
> configure | 7 ++++---
> 1 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/configure b/configure
> index 32c3544..09dfb80 100755
> --- a/configure
> +++ b/configure
> @@ -2840,6 +2840,7 @@ for thread in $THREADS_LIST; do
> done
>
> check_lib math.h sin -lm
> +enabled sin && LIBM="-lm"
check_lib ... && LIBM=-lm
> enabled vaapi && require vaapi va/va.h vaInitialize -lva
>
> check_mathfunc exp2
> @@ -3425,10 +3426,10 @@ Cflags: -I\${includedir}
> EOF
> }
>
> -pkgconfig_generate libavutil "Libav utility library" "$LIBAVUTIL_VERSION"
> +pkgconfig_generate libavutil "Libav utility library" "$LIBAVUTIL_VERSION"
> "$LIBM"
> pkgconfig_generate libavcodec "Libav codec library" "$LIBAVCODEC_VERSION"
> "$extralibs"
> pkgconfig_generate libavformat "Libav container format library"
> "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
> pkgconfig_generate libavdevice "Libav device handling library"
> "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
> pkgconfig_generate libavfilter "Libav video filtering library"
> "$LIBAVFILTER_VERSION" "$extralibs"
> -pkgconfig_generate libpostproc "Libav post processing library"
> "$LIBPOSTPROC_VERSION"
> -pkgconfig_generate libswscale "Libav image rescaling library"
> "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
> +pkgconfig_generate libpostproc "Libav post processing library"
> "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
> +pkgconfig_generate libswscale "Libav image rescaling library"
> "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"
> --
> 1.7.0.4
Why add libm to those specific files? libavcodec most definitely uses it.
--
Måns Rullgård
[email protected]
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