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FindMPI: Use compiler implicit link dirs for matching language (#14870) 

Update the logic added by commit 2f9ad7c6 (Fix FindMPI for the intel
compiler on linux, 2012-03-20) to use the implicit link directories for
the current ${lang} instead of hard-coding C or CXX which may not be
enabled.  This is necessary for Fortran-only projects.
This commit is contained in:
Melven Roehrig-Zoellner 2014-04-09 16:22:00 -04:00 committed by Brad King
parent 3927747547
commit 856bfe238c
1 changed files with 4 additions and 9 deletions
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13
Modules/FindMPI.cmake
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@ -378,19 +378,14 @@ function (interrogate_mpi_compiler lang try_libs)
# Extract the set of libraries to link against from the link command
# line
string(REGEX MATCHALL "(^| )-l([^\" ]+|\"[^\"]+\")" MPI_LIBNAMES "${MPI_LINK_CMDLINE}")
# add the compiler implicit directories because some compilers
# such as the intel compiler have libraries that show up
# in the showme list that can only be found in the implicit
# link directories of the compiler. Do this for C++ and C
# compilers if the implicit link directories are defined.
if (DEFINED CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES)
# link directories of the compiler.
if (DEFINED CMAKE_${lang}_IMPLICIT_LINK_DIRECTORIES)
set(MPI_LINK_PATH
"${MPI_LINK_PATH};${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES}")
endif ()
if (DEFINED CMAKE_C_IMPLICIT_LINK_DIRECTORIES)
set(MPI_LINK_PATH
"${MPI_LINK_PATH};${CMAKE_C_IMPLICIT_LINK_DIRECTORIES}")
"${MPI_LINK_PATH};${CMAKE_${lang}_IMPLICIT_LINK_DIRECTORIES}")
endif ()
# Determine full path names for all of the libraries that one needs