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Date: | Tue, 10 Feb 2015 16:23:25 -0500 |
From: | Ken Brown <kbrown AT cornell DOT edu> |
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To: | cygwin AT cygwin DOT com |
Subject: | Re: Emacs and last libpng release |
References: | <54DA37E4 DOT 1060706 AT alice DOT it> <54DA4363 DOT 2040306 AT cornell DOT edu> <1423592005 DOT 11468 DOT 55 DOT camel AT cygwin DOT com> |
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On 2/10/2015 1:13 PM, Yaakov Selkowitz wrote: > On Tue, 2015-02-10 at 12:44 -0500, Ken Brown wrote: >> On 2/10/2015 11:55 AM, Angelo Graziosi wrote: >>> Ken Brown wrote: >>>> I think the better way is for all libraries that rely on libpng15 to rebuild >>>> for libpng16. >>> >>> Does this mean that there is some library which, after being rebuilt, will allow >>> Emacs to be build OB, linking to libpng16, without the need to install libpng15? >> >> I think that's right. It looks to me like ImageMagick and fontconfig are both >> adding -lpng15 to the link command line. I'm puzzled about fontconfig because >> it was just rebuilt. >> >> $ pkg-config --libs fontconfig >> -lfontconfig -lexpat -lfreetype -lbz2 -lz -lpng15 -lm -lz -lexpat -lfreetype >> -lbz2 -lz -lpng16 -lm -lz >> >> Yaakov, can you explain this? > > cygcheck -c libfontconfig-devel libfreetype-devel ? Sorry, you lost me. I don't see anything in libfreetype-devel that explains why the output of 'pkg-config --libs fontconfig' should contain '-lpng15'. freetype2 itself doesn't have this problem: $ pkg-config --libs freetype2 -lfreetype -lbz2 -lz -lpng16 -lm -lz Ken -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
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