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add definition ENABLE_OPENMP

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This commit is contained in:
Radovan Bast 2015-09-21 18:10:38 +02:00
parent aff9a9034c
commit 485724ba42
1 changed files with 25 additions and 22 deletions
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47
modules/omp.cmake
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@ -21,29 +21,32 @@
option(ENABLE_OPENMP "Enable OpenMP parallelization" OFF)
if(ENABLE_OPENMP)
find_package(OpenMP)
if(OPENMP_FOUND)
if(DEFINED CMAKE_Fortran_COMPILER_ID)
# the following works with recent CMake (added Aug 2014)
# set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} ${OpenMP_Fortran_FLAGS}")
# therefore we use a pedestrian approach:
if(CMAKE_Fortran_COMPILER_ID MATCHES GNU)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fopenmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES Intel)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -openmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES PGI)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -mp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES XL)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qsmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES Cray)
# do nothing in this case
endif()
if(DEFINED CMAKE_Fortran_COMPILER_ID)
# we do this in a pedestrian way because the Fortran support is relatively recent
if(CMAKE_Fortran_COMPILER_ID MATCHES GNU)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fopenmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES Intel)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -openmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES PGI)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -mp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES XL)
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qsmp")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES Cray)
# do nothing in this case
endif()
set(OPENMP_FOUND TRUE)
endif()
if(NOT OPENMP_FOUND)
find_package(OpenMP)
endif()
if(OPENMP_FOUND)
add_definitions(-DENABLE_OPENMP)
if(DEFINED CMAKE_C_COMPILER_ID)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
endif()