Re: GraphicsMagick linkage error on Mac OS X 10.9

[Ben Abbott]

On Jan 12, 2014, at 5:52 PM, Daryl Lee <address@hidden> wrote:

> On Jan 12, 2014, at 3:44 AM, c. <address@hidden> wrote:
> 
>> 
>> On 12 Jan 2014, at 00:07, Ben Abbott <address@hidden> wrote:
>> 
>>> sudo port install octave @3.6.4 +atlas+docs+fltk+gcc48+x11
>>> sudo port deactivate octave
>>> sudo port install GraphicsMagick +q32
>> 
>> You can use the "octave-next" package which is in the development branch of 
>> MacPorts
>> or its preview version posted here [1] to get a more complete and up-to-date 
>> set of 
>> depenedencies installed.
> 
> I had no luck with octave-next:
> $ sudo port -v build octave-next +atlas+gcc48+metis+doc 
> configure.compiler=macports-gcc-4.8
> Error: Port octave-next not found

You need to setup a local repository ...

        http://guide.macports.org/chunked/development.local-repositories.html

And then include the local portfile for octave-next.  The diff between the 
released portfiile for Octave and octave-next is at the link below.

        https://trac.macports.org/ticket/41155#comment:23

> My intent in going through all this is to eventually actually be able to make 
> a contribution; but this may be the hardest "hello, world" experience I've 
> ever had!
> 
>> 
>> As for GraphicsMagick in particular, note the suggestion in this comment [2] 
>> about
>> needing to compile it with gcc and not clang.
>> 
>> HTH,
>> c.
>> 
>> [1] https://trac.macports.org/ticket/41155
>> [2] https://trac.macports.org/ticket/41155#comment:3
> 
> I understand that I need to compile GraphicsMagick under gcc instead of 
> clang; I'm only confused as to how to actually do that.  Following Ben's 
> advice, I did:
> 
>>> sudo port install octave @3.6.4 +atlas+docs+fltk+gcc48+x11
>>> sudo port deactivate octave
>>> sudo port install GraphicsMagick +q32

That doesn't change the compiler. You'll need to follow the hints that are part 
of comment#3

        https://trac.macports.org/ticket/41155#comment:3

Ben