CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

Costas Tsirogiannis wrote:
> Greetings,
>
> I am trying to run CGAL-based code on a new Ubuntu machine. The code did 
> not exhibit any particular bug in the platform that I've been using so far
>  yet now exhibits a very strange behaviour during run-time:
>
> I do ">cmake ."  on the directory of the code and I get:
First try removing the CMakeCache.txt which seems to come from
another machine.

S.

> cmake .
> CMake Error: The current CMakeCache.txt directory 
> /home/constantinos/Drainage_experiments/CMakeCache.txt is different than 
> the directory /home/kathaaria/Drainage_experiments where CMackeCache.txt 
> was created. This may result in binaries being created in the wrong 
> place. If you are not sure, reedit the CMakeCache.txt
> constantinos@pcwin1151:~/Drainage_experiments$
>  rm CMakeCache.txt
> constantinos@pcwin1151:~/Drainage_experiments$
>  cmake .
> -- The C compiler identification is GNU
> -- The CXX compiler identification is GNU
> -- Check for working C compiler: /usr/bin/gcc
> -- Check for working C compiler: /usr/bin/gcc -- works
> -- Detecting C compiler ABI info
> -- Detecting C compiler ABI info - done
> -- Check for working CXX compiler: /usr/bin/c++
> -- Check for working CXX compiler: /usr/bin/c++ -- works
> -- Detecting CXX compiler ABI info
> -- Detecting CXX compiler ABI info - done
> -- Build type: Release
> -- USING CXXFLAGS = ' -frounding-math -O3 -DNDEBUG'
> -- USING EXEFLAGS = ' '
> -- Targetting Unix Makefiles
> -- Using /usr/bin/c++ compiler.
> -- Configuring done
> WARNING: Target "benchmark_example" requests linking to directory 
> "/usr/local/lib/".  Targets may link only to libraries.  CMake is 
> dropping the item.
> WARNING: Target "benchmark_example" requests linking to directory 
> "/usr/local/lib/".  Targets may link only to libraries.  CMake is 
> dropping the item.
> -- Generating done
> -- Build files have been written to: /home/constantinos/Drainage_experiments
>
> The two last warnings where not the case in the previous platform.
> After running "make" the executable is indeed created but at run-time 
> the program gets stuck at a point where no actual computation
> takes place. Is it possible to draw any conclusions of what might be 
> wrong there, or should I provide a simple code example (that is going to 
> be tricky)?
>
> thanks
>
> Constantinos