[SciPy-user] fortran compiler not found Mac Leopard 10.5

Gen-Nan Chen gnchen@gmail....
Tue Nov 13 12:52:09 CST 2007


I just used i-installer to install everything in /usr/local/.
Gen

On Nov 13, 2007 8:37 AM, Brian Granger <ellisonbg.net@gmail.com> wrote:

> I don't think so - at least, I have never had luck using these
> versions.  I would ask on the matplotlib list about this issue.  If
> they are really there, it would be really nice if the matplotlib build
> system could find and use the Apple versions.
>
> In the meantime, if you simply download libpng and freetype2 and then do:
>
> ./configure --prefix=/usr/local
> make
> sudo make install
>
> In the source code directories of both, they will be installed in a
> way that matplotlib can find.  From there, the TKAgg and WxAgg
> matplotlib backends should run fine.
>
> Brian
>
> On Nov 13, 2007 9:33 AM, Jeremy Conlin <jeremit0@gmail.com> wrote:
> > I didn't install them.  I was guessing maybe they came with Leopard.
> > Using Spotlight I have found header files for libpng and freetype
> > here:
> >
> > /Developer/SDKs/MacOSX10.5.sdk/usr/X11/include
> >
> > Can I use these header files?
> >
> > Thanks,
> > Jeremy
> >
> >
> > On Nov 13, 2007 9:56 AM, Brian Granger <ellisonbg.net@gmail.com> wrote:
> > > How did you install libpng and freetype? What ---prefix did you use?
> > >
> > > Brian
> > >
> > >
> > > On Nov 13, 2007 7:20 AM, Jeremy Conlin <jeremit0@gmail.com> wrote:
> > > > On Nov 12, 2007 11:59 PM, Brian Granger <ellisonbg.net@gmail.com>
> wrote:
> > > > > Great, now you are ready for the other problem on Leopard:
> > > > >
> > > > > sudo does not preserve the PYTHONPATH environment variable.
> > > > >
> > > > > Thus anytime you do::
> > > > >
> > > > > sudo python setup.py install
> > > > >
> > > > > to install something else, your version of numpy won't be used!
>  This
> > > > > has been reported to apple and the problem can be fixed by adding
> > > > > PYTHONPATH to the appropriate section in /etc/sudoers.
> > > > >
> > > > > Another option (see the recent thread on pythonmax-sig) is to
> create a
> > > > > .pth file that dynamically reorders the sys.path.  This approach
> is
> > > > > nice as it doesn't require setting PYTHONPATH.
> > > > >
> > > > > You will run into this when installing matplotlib and
> pytables...if
> > > > > you go that way.
> > > > >
> > > >
> > > > I am heading that way, at least I am installing matplotlib.  Now I
> run
> > > > into other issues not yet related to the PYTHONPATH problem.  when
> > > > issuing the command
> > > >
> > > >
> > > > $ python setup.py build
> > > >
> > > > Everything seems to proceed normally until I get the following
> error:
> > > > …
> > > > src/_image.cpp:5:17: src/_image.cpp:5:17: error: png.h: No such file
> > > > or directory
> > > > error: png.h: No such file or directory
> > > > src/_image.cpp: In member function 'Py::Object
> Image::write_png(const
> > > > Py::Tuple&)':
> > > > src/_image.cpp:646: error: 'png_structp' was not declared in this
> scope
> > > > src/_image.cpp:646: error: expected `;' before 'png_ptr'
> > > > …
> > > >
> > > > After that there are many compile errors.  At the beginning of the
> > > > building there was a message
> > > >
> > > > libpng: found, but unknown version (no pkg-config)
> > > >                         * Could not find 'libpng' headers in any of
> > > >                         * '/usr/local/include', '/usr/include', '.'
> > > >
> > > > So it seems like it doesn't know where to find the header files for
> > > > libpng.  How can I tell setup where to go looking for the header
> > > > files?  (I also got a similar message for freetype2.)
> > > >
> > > > Thanks,
> > > >
> > > > Jeremy
> > >
> > > > _______________________________________________
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-- 
Gen-Nan Chen, Ph. D.
email: gnchen@gmail.com
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