[Gmsh] Mac installation nightmare

[Christophe Geuzaine]

Hi Yun,

I don't quite understand what you want to do. Do you only need the Gmsh binary? If you do, just download the latest stable or nightly build (dmg) and you're done.

Christophe

On 15 Feb 2012, at 02:07, Yun Tao wrote:

> Hi fellow gmsh users,
> 
> I've recently tried to install Gmsh in conjunction with Fipy (python-based pde solver). However, I've been having trouble getting the Gmsh-based Fipy codes to work and, after much toying about with bash profile and so forth, I seemed to have made the problem worse. Installation wise, I've tried two approaches: 
> 
> 1. Through the Mac OS X binary http://geuz.org/gmsh/bin/MacOSX/gmsh-2.5.0-MacOSX.dmg
> 2. Following the steps in https://geuz.org/trac/gmsh/wiki/InstallingGmshDg
> 
> For the latter, I initially had incomplete GMSH paths and error messages upon configuration. After subsequent tweaking, now when I 'ccmake ..' (step 7), all I get is an empty cache.
> 
> When reinstalled with .dmg, this is what I get when running the python script containing gmsh import (attached):
> 
> Traceback (most recent call last):
>   File "circle.py", line 209, in <module>
>     exec(fipy.tests.doctestPlus._getScript())
>   File "<string>", line 35, in <module>
>   File "/Library/Frameworks/Python.framework/Versions/7.0/lib/python2.7/site-packages/FiPy-2.2_dev5124-py2.7.egg/fipy/meshes/gmshImport.py", line 2214, in __init__
>     Gmsh2D.__init__(self, arg, coordDimensions=coordDimensions)
>   File "/Library/Frameworks/Python.framework/Versions/7.0/lib/python2.7/site-packages/FiPy-2.2_dev5124-py2.7.egg/fipy/meshes/gmshImport.py", line 1509, in __init__
>     background=background)
>   File "/Library/Frameworks/Python.framework/Versions/7.0/lib/python2.7/site-packages/FiPy-2.2_dev5124-py2.7.egg/fipy/meshes/gmshImport.py", line 142, in openMSHFile
>     raise EnvironmentError("Gmsh version must be >= 2.0.")
> EnvironmentError: Gmsh version must be >= 2.0.
> 
> This is strange since my Gmsh version is certainly 2.5.0.
> 
> A few other oddities occurred over the course of my learning curve. For instance, when I call 'gmsh t1.geo' at the terminal from the /Volume directory, only a blank "untitled.geo" window shows up. Only if I double-click on the file via Finder will the proper display be shown. 
> 
> Many preemptive thanks for all the help!
> 
> Cheers,
> 
> -- 
> Yun Tao
> 
> Graduate Group of Ecology Doctoral Candidate
> Department of Environmental Science and Policy
> Center for Population Biology
> University of California, Davis
> 
> 
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine