Maik Beckmann wrote: > Am Mittwoch, 3. Dezember 2008 schrieb Javier Gonzalez: > >> Hi all, >> >> I have a project that links to another project built with Fortran. My >> own project is a C++ project and I usually need to link against a >> fortran library of some sort to use the first one. I use gcc, so it >> usually is libgfortran or libg2c. >> >> Now my question is: if I enable Fortran, will there be a variable that >> tells me the location of the library I need to link to? >> > > No. The compiler frontend (gfortran, g77, ...) makes the decision which > system and compiler libraries have to be linked in. > > If you or cmake link an fortran executable with > g77 -o myapp a.o b.o .. > libg2c will be linked in by g77. When doing > g77 -o myapp a.o b.o .. > libgfortran will be linked in by gfortran. > > The same is true for g++, which links in libstdc++ by default. > > >> What I do at the moment is that I guess which library I need to link to >> based on the Fortran compiler's name and, since I use gcc, try to find >> it in the path given by 'gcc -print-search-dirs'. Is this the right way? >> I would expect that cmake defines a variable with this information >> somewhere. >> > > This is the right way. Maybe an effort to write cmake module which handles > this task is worthy. > > Best, > -- Maik > > > _______________________________________________ > CMake mailing list > CMake@cmake.org > http://www.cmake.org/mailman/listinfo/cmake > > I see.
Later I saw Bill's message about the new release. One of the changes in 2.6.3 RC5 is: - Add FortranCInterface.cmake module to discover Fortran/C interfaces I wonder if that is precisely what I was looking for so I will check it out. thanks, Javier _______________________________________________ CMake mailing list CMake@cmake.org http://www.cmake.org/mailman/listinfo/cmake
