[Insight-developers] [Fwd: Changes to MetaImage...]

[Stephen R. Aylward]

How should we reference data files in the example directories if the
build is placing the executables in different directories?  See below
for more details....

Thanks,
Stephen

Parag Chandra wrote:
> 
> Ok, that solves half the problem. I'll put the test and the accompanying
> files into examples. But how would I reference that (the examples) directory from within
> the test program? Each platform will place the executable for this test into
> something like ${CMAKE_BINARY_DIR}/Examples, but ${CMAKE_BINARY_DIR} isn't
> even an environment variable for me to reference, it's a variable that's
> internal to CMake. If I reference the file without the pathname, like
> "TestInput.mhd", then the file has to be in the same directory as the
> executable, and that means I would have to place a copy of the test file
> into Insight-Cygwin, Insight-VC++, Insight-Linux, etc. Not only is that
> redundant, but there's no way I could foresee the additional platforms we
> might target, and so the test running on those platforms will generate an
> exception when it can't find the file. The only thing I can see is to place
> the test file into one directory, and then run the test for each platform
> from that directory by using the full pathname of the executable, e.g.
> /Insight-Cygwin/Examples/itkFileIOMetaImageTest.exe. Does anyone have any
> other ideas?
> 
> Thanks,
> -Parag
> 
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-- 
===============================================
Stephen R. Aylward
Assistant Professor of Radiology
Adjunct Assistant Professor of Computer Science
http://www.cs.unc.edu/~aylward
aylward@unc.edu
(919) 966-9695