On 10/14/2017 12:59 PM, James Almer wrote: > It's used by every library, and by making it global we simplify a lot > of checks. > > Signed-off-by: James Almer <jamr...@gmail.com> > --- > configure | 18 +++++++----------- > 1 file changed, 7 insertions(+), 11 deletions(-) > > diff --git a/configure b/configure > index 22026ef832..a0bfb269e8 100755 > --- a/configure > +++ b/configure > @@ -3332,23 +3332,17 @@ cws2fws_extralibs="zlib_extralibs" > > # libraries, in linking order > avcodec_deps="avutil" > -avcodec_suggest="libm" > avcodec_select="null_bsf" > avdevice_deps="avformat avcodec avutil" > -avdevice_suggest="libm" > avfilter_deps="avutil" > -avfilter_suggest="libm" > avformat_deps="avcodec avutil" > -avformat_suggest="libm network" > +avformat_suggest="network" > avresample_deps="avutil" > -avresample_suggest="libm" > -avutil_suggest="clock_gettime libm libdrm libmfx opencl user32 vaapi > videotoolbox corefoundation corevideo coremedia wincrypt" > +avutil_suggest="clock_gettime libdrm libmfx opencl user32 vaapi videotoolbox > corefoundation corevideo coremedia wincrypt" > postproc_deps="avutil gpl" > -postproc_suggest="libm" > swresample_deps="avutil" > -swresample_suggest="libm libsoxr" > +swresample_suggest="libsoxr" > swscale_deps="avutil" > -swscale_suggest="libm" > > avcodec_extralibs="pthreads_extralibs iconv_extralibs" > avfilter_extralibs="pthreads_extralibs" > @@ -5944,7 +5938,9 @@ enabled lzma && check_lib lzma lzma.h > lzma_version_number -llzma > # On some systems dynamic loading requires no extra linker flags > check_lib libdl dlfcn.h "dlopen dlsym" || check_lib libdl dlfcn.h "dlopen > dlsym" -ldl > > -check_lib libm math.h sin -lm > +# Add -lm to global extralibs if required. Every library uses it, and it > simplifies > +# several of the external library checks below. > +check_lib libm math.h sin -lm && add_extralibs $libm_extralibs > > atan2f_args=2 > copysign_args=2 > @@ -6098,7 +6094,7 @@ enabled libx264 && { use_pkg_config libx264 > x264 "stdint.h x264.h" x26 > enable libx262; } > enabled libx265 && require_pkg_config libx265 x265 x265.h > x265_api_get && > require_cpp_condition x265.h "X265_BUILD >= 68" > -enabled libxavs && require libxavs "stdint.h xavs.h" > xavs_encoder_encode "-lxavs $pthreads_extralibs $libm_extralibs" > +enabled libxavs && require libxavs "stdint.h xavs.h" > xavs_encoder_encode "-lxavs $pthreads_extralibs" > enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore > enabled libzimg && require_pkg_config libzimg "zimg >= 2.3.0" > zimg.h zimg_get_api_version > enabled libzmq && require_pkg_config libzmq libzmq zmq.h > zmq_ctx_new
Ping for this and the other two patches in the thread. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel