So you have pkg-config and linpng install looks fine...
I don't really have other ideas right now.
Might be nice to see what the call to "try_config(module, 'libpng', 'png')"
in the patch does.
On Thursday, July 11, 2013 12:53:19 PM UTC+2, Paul Mercat wrote:
>
> The command
>
> command -v pkg-config
>
> gives
>
> /usr/local/bin/pkg-config
>
> And
>
> $?
>
> gives
>
> 0
>
>
> The file $SAGE_LOCAL/lib/pkgconfig/libpng.pc is a symbolic link to
> $SAGE_LOCAL/lib/pkgconfig/libpng12.pc
>
>
>
> Le jeudi 11 juillet 2013 12:00:16 UTC+2, Jean-Pierre Flori a écrit :
>>
>> 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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