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authorBill Hoffman <bill.hoffman@kitware.com>2012-03-20 19:18:53 (GMT)
committerBill Hoffman <bill.hoffman@kitware.com>2012-03-20 19:18:53 (GMT)
commit2f9ad7c6e6067b162d58d8a8628ba2c38106a6e9 (patch)
tree5bc6bd9b01a0261db95177cdb2b0c3b26917415f /Modules/FindMPI.cmake
parentd69c2c582584efaa34aa6e2ffc5eb80bacef1324 (diff)
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Fix FindMPI for the intel compiler on linux by looking in implict directories.
Use the CMAKE_<LANG>_IMPLICIT_LINK_DIRECTORIES to look for libraries that are in the -showme output from mpi<lang> programs. This is because some libraries reported by -showme are found there, and FindMPI will fail if they are not found.
Diffstat (limited to 'Modules/FindMPI.cmake')
-rw-r--r--Modules/FindMPI.cmake14
1 files changed, 14 insertions, 0 deletions
diff --git a/Modules/FindMPI.cmake b/Modules/FindMPI.cmake
index 1be4ccf..ae50ca7 100644
--- a/Modules/FindMPI.cmake
+++ b/Modules/FindMPI.cmake
@@ -354,6 +354,20 @@ 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 "${MPI_LINK_CMDLINE}")
+ # add the compiler implicit directories because some compilers
+ # such as the intel compiler have libraries that show up
+ # in the showme list that can only be found in the implicit
+ # link directories of the compiler. Do this for C++ and C
+ # compilers if the implicit link directories are defined.
+ if (DEFINED CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES)
+ set(MPI_LINK_PATH
+ "${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}")
+ endif ()
# Determine full path names for all of the libraries that one needs
# to link against in an MPI program