sorry for the disturbance, I missed "" in the command line, please ignore this patch, thanks.
> -----Original Message----- > From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf > Of Guo, Yejun > Sent: Monday, March 04, 2019 7:57 PM > To: FFmpeg development discussions and patches <ffmpeg- > de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH] use the correct option of pkg-config to > check version > > > > > -----Original Message----- > > From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On > Behalf > > Of Timo Rothenpieler > > Sent: Monday, March 04, 2019 5:43 PM > > To: ffmpeg-devel@ffmpeg.org > > Subject: Re: [FFmpeg-devel] [PATCH] use the correct option of pkg-config > to > > check version > > > > This seems weird to me, why would there only be an issue on Ubuntu 16.04? > > I guess it is a common issue, I'm at home and do not have other systems for a > test. > > > I'd assume that the code in question has been tested quite a bit. > > > > Do you have an example of where and how it fails? > > I've built and installed libvpx version 1.8 on my system with following > vpx.pc: > $ cat /usr/local/lib/pkgconfig/vpx.pc > # pkg-config file from libvpx v1.8.0-191-g503cb8e > prefix=/usr/local > exec_prefix=${prefix} > libdir=${prefix}/lib > includedir=${prefix}/include > > Name: vpx > Description: WebM Project VPx codec implementation > Version: 1.8.0 > Requires: > Conflicts: > Libs: -L${libdir} -lvpx -lm > Libs.private: -lm -lpthread > Cflags: -I${includedir} > > > I did the following experiments to say it is an issue for the version check. > > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors > vpx >=1.2 > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 0 > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors > vpx >=2.3 > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 0 > > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors vpx -- > atleast-version=1.2 > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 0 > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors vpx -- > atleast-version=2.3 > Requested 'vpx >= 2.3' but version of vpx is 1.8.0 > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 1 > > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors vpx >= > 1.2 > Package 1.2 was not found in the pkg-config search path. > Perhaps you should add the directory containing `1.2.pc' > to the PKG_CONFIG_PATH environment variable > No package '1.2' found > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 1 > yguo18@yguo18-skl-u1604:/tmp$ pkg-config --exists --print-errors vpx >= > 2.3 > Package 2.3 was not found in the pkg-config search path. > Perhaps you should add the directory containing `2.3.pc' > to the PKG_CONFIG_PATH environment variable > No package '2.3' found > yguo18@yguo18-skl-u1604:/tmp$ echo $? > 1 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
