The other thing to do is to modify our patch "steupext.py.path" and add
some debug output with "print "I'm here"" and so on... to see how
matplotlib detects libpng.
On Thursday, July 11, 2013 10:38:31 AM UTC+2, Jean-Pierre Flori wrote:
>
> Can you run
> {{{
> command -v pkg-config
> echo $?
> }}}
>
> and post the content of $SAGE_LOCAL/lib/pkgconfig/libpng.pc and
> $SAGE_LOCAL/lib/pkgconfig/libpng12.pc
>
> Thanks.
>
> On Thursday, July 11, 2013 10:31:59 AM UTC+2, Paul Mercat wrote:
>>
>> I've try to compile sage with matplotlib 1.1.0. It changes nothing :
>>
>> g++ -bundle -undefined dynamic_lookup -L/Users/mercat/sage-5.10/local/lib
>> build/temp.macosx-10.8-x86_64-2.7/src/_png.o
>> build/temp.macosx-10.8-x86_64-2.7/src/mplutils.o
>> build/temp.macosx-10.8-x86_64-2.7/CXX/cxx_extensions.o
>> build/temp.macosx-10.8-x86_64-2.7/CXX/cxxsupport.o
>> build/temp.macosx-10.8-x86_64-2.7/CXX/IndirectPythonInterface.o
>> build/temp.macosx-10.8-x86_64-2.7/CXX/cxxextensions.o
>> -L/Users/mercat/sage-5.10/local/lib -lpng -lz -lstdc++ -lm -o
>> build/lib.macosx-10.8-x86_64-2.7/matplotlib/_png.so
>> ld: library not found for -lpng
>> collect2: error: ld returned 1 exit status
>> error: command 'g++' failed with exit status 1
>> Error building matplotlib package.
>>
>> real 1m17.927s
>> user 0m59.125s
>> sys 0m3.202s
>> ************************************************************************
>> Error installing package matplotlib-1.1.0
>> ************************************************************************
>> Please email sage-devel (http://groups.google.com/group/sage-devel)
>> explaining the problem and including the relevant part of the log file
>> /Users/mercat/sage-5.10/logs/pkgs/matplotlib-1.1.0.log
>> Describe your computer, operating system, etc.
>> If you want to try to fix the problem yourself, *don't* just cd to
>> /Users/mercat/sage-5.10/spkg/build/matplotlib-1.1.0 and type 'make' or
>> whatever is appropriate.
>> Instead, the following commands setup all environment variables
>> correctly and load a subshell for you to debug the error:
>> (cd '/Users/mercat/sage-5.10/spkg/build/matplotlib-1.1.0' &&
>> '/Users/mercat/sage-5.10/sage' --sh)
>> When you are done debugging, you can type "exit" to leave the subshell.
>> ************************************************************************
>> make[2]: *** [/Users/mercat/sage-5.10/spkg/installed/matplotlib-1.1.0]
>> Error 1
>> make[1]: *** [all] Error 2
>>
>> real 202m40.486s
>> user 164m15.860s
>> sys 17m3.883s
>> ***************************************************************
>> Error building Sage.
>>
>> The following package(s) may have failed to build:
>>
>> package: matplotlib-1.1.0
>>
>>
>> There is still a '-lpng', and it don't worrk because it should be
>> '-lpng12'.
>>
>> Here are my logs for libpng and for matplotlib.
>>
>>
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