diff options
Diffstat (limited to 'config/cmake_ext_mod/FindMPI.cmake')
| -rw-r--r-- | config/cmake_ext_mod/FindMPI.cmake | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/config/cmake_ext_mod/FindMPI.cmake b/config/cmake_ext_mod/FindMPI.cmake index 1c9a2e3..80d8511 100644 --- a/config/cmake_ext_mod/FindMPI.cmake +++ b/config/cmake_ext_mod/FindMPI.cmake @@ -11,7 +11,8 @@ # of them have somewhat different include paths, libraries to link # against, etc., and this module tries to smooth out those differences. # -# === Variables === +# Variables +# ^^^^^^^^^ # # This module will set the following variables per language in your # project, where <lang> is one of C, CXX, or Fortran: @@ -37,11 +38,12 @@ # before the executable to run. # MPIEXEC_POSTFLAGS Flags to pass to MPIEXEC after other flags # -# === Usage === +# Usage +# ^^^^^ # # To use this module, simply call FindMPI from a CMakeLists.txt file, or -# run find_package(MPI), then run CMake. If you are happy with the -# auto- detected configuration for your language, then you're done. If +# run ``find_package(MPI)``, then run CMake. If you are happy with the +# auto-detected configuration for your language, then you're done. If # not, you have two options: # # :: @@ -55,24 +57,25 @@ # listed above, but these two are required. This will circumvent # autodetection entirely. # -# When configuration is successful, MPI_<lang>_COMPILER will be set to -# the compiler wrapper for <lang>, if it was found. MPI_<lang>_FOUND +# When configuration is successful, ``MPI_<lang>_COMPILER`` will be set to +# the compiler wrapper for <lang>, if it was found. ``MPI_<lang>_FOUND`` # and other variables above will be set if any MPI implementation was # found for <lang>, regardless of whether a compiler was found. # -# When using MPIEXEC to execute MPI applications, you should typically -# use all of the MPIEXEC flags as follows: +# When using ``MPIEXEC`` to execute MPI applications, you should typically +# use all of the ``MPIEXEC`` flags as follows: # # :: # # ${MPIEXEC} ${MPIEXEC_NUMPROC_FLAG} PROCS # ${MPIEXEC_PREFLAGS} EXECUTABLE ${MPIEXEC_POSTFLAGS} ARGS # -# where PROCS is the number of processors on which to execute the -# program, EXECUTABLE is the MPI program, and ARGS are the arguments to +# where ``PROCS`` is the number of processors on which to execute the +# program, ``EXECUTABLE`` is the MPI program, and ``ARGS`` are the arguments to # pass to the MPI program. # -# === Backward Compatibility === +# Backward Compatibility +# ^^^^^^^^^^^^^^^^^^^^^^ # # For backward compatibility with older versions of FindMPI, these # variables are set, but deprecated: @@ -83,7 +86,7 @@ # MPI_COMPILE_FLAGS MPI_INCLUDE_PATH MPI_EXTRA_LIBRARY # MPI_LINK_FLAGS MPI_LIBRARIES # -# In new projects, please use the MPI_<lang>_XXX equivalents. +# In new projects, please use the ``MPI_<lang>_XXX`` equivalents. #============================================================================= # Copyright 2001-2011 Kitware, Inc. @@ -204,7 +207,7 @@ function (_mpi_check_compiler compiler options cmdvar resvar) # Intel MPI 5.0.1 will return a zero return code even when the # argument to the MPI compiler wrapper is unknown. Attempt to # catch this case. - if("${cmdline}" MATCHES "undefined reference") + if(cmdline MATCHES "undefined reference" OR cmdline MATCHES "unrecognized") set(success 255 ) endif() set(${cmdvar} "${cmdline}" PARENT_SCOPE) @@ -325,7 +328,7 @@ function (interrogate_mpi_compiler lang try_libs) foreach(FLAG ${MPI_ALL_COMPILE_FLAGS}) if (MPI_COMPILE_FLAGS_WORK) - set(MPI_COMPILE_FLAGS_WORK "${MPI_COMPILE_FLAGS_WORK} ${FLAG}") + string(APPEND MPI_COMPILE_FLAGS_WORK " ${FLAG}") else() set(MPI_COMPILE_FLAGS_WORK ${FLAG}) endif() @@ -355,10 +358,10 @@ function (interrogate_mpi_compiler lang try_libs) endif() # Extract linker paths from the link command line - string(REGEX MATCHALL "(^| |-Wl,)-L([^\" ]+|\"[^\"]+\")" MPI_ALL_LINK_PATHS "${MPI_LINK_CMDLINE}") + string(REGEX MATCHALL "(^| |-Wl,)(-L|/LIBPATH:)([^\" ]+|\"[^\"]+\")" MPI_ALL_LINK_PATHS "${MPI_LINK_CMDLINE}") set(MPI_LINK_PATH) foreach(LPATH ${MPI_ALL_LINK_PATHS}) - string(REGEX REPLACE "^(| |-Wl,)-L" "" LPATH ${LPATH}) + string(REGEX REPLACE "^(| |-Wl,)(-L|/LIBPATH:)" "" LPATH ${LPATH}) string(REPLACE "//" "/" LPATH ${LPATH}) list(APPEND MPI_LINK_PATH ${LPATH}) endforeach() @@ -374,7 +377,7 @@ function (interrogate_mpi_compiler lang try_libs) set(MPI_LINK_FLAGS_WORK) foreach(FLAG ${MPI_ALL_LINK_FLAGS}) if (MPI_LINK_FLAGS_WORK) - set(MPI_LINK_FLAGS_WORK "${MPI_LINK_FLAGS_WORK} ${FLAG}") + string(APPEND MPI_LINK_FLAGS_WORK " ${FLAG}") else() set(MPI_LINK_FLAGS_WORK ${FLAG}) endif() @@ -383,20 +386,31 @@ function (interrogate_mpi_compiler lang try_libs) # Extract the set of libraries to link against from the link command # line string(REGEX MATCHALL "(^| )-l([^\" ]+|\"[^\"]+\")" MPI_LIBNAMES "${MPI_LINK_CMDLINE}") + if(WIN32) + # The intel wrappers on windows link against static versions of the MPI libraries. + # The static libraries are simply listed on the command line without -l. + # For instance: " icl ... impi.lib " + string(REGEX MATCHALL "(^| )([^\" ]+)\\.lib" tmp "${MPI_LINK_CMDLINE}") + list(APPEND MPI_LIBNAMES ${tmp}) + endif() # add the compiler implicit directories because some compilers # such as the intel compiler have libraries that show up # in the showme list that can only be found in the implicit # link directories of the compiler. if (DEFINED CMAKE_${lang}_IMPLICIT_LINK_DIRECTORIES) - set(MPI_LINK_PATH - "${MPI_LINK_PATH};${CMAKE_${lang}_IMPLICIT_LINK_DIRECTORIES}") + string(APPEND MPI_LINK_PATH + ";${CMAKE_${lang}_IMPLICIT_LINK_DIRECTORIES}") endif () # Determine full path names for all of the libraries that one needs # to link against in an MPI program foreach(LIB ${MPI_LIBNAMES}) string(REGEX REPLACE "^ ?-l" "" LIB ${LIB}) + if(WIN32) + string(REGEX REPLACE "\\.lib$" "" LIB ${LIB}) + endif() + string(STRIP ${LIB} LIB) # MPI_LIB is cached by find_library, but we don't want that. Clear it first. set(MPI_LIB "MPI_LIB-NOTFOUND" CACHE FILEPATH "Cleared" FORCE) find_library(MPI_LIB NAMES ${LIB} HINTS ${MPI_LINK_PATH}) @@ -597,14 +611,13 @@ foreach (lang C CXX Fortran) if (CMAKE_${lang}_COMPILER_WORKS) # If the user supplies a compiler *name* instead of an absolute path, assume that we need to find THAT compiler. if (MPI_${lang}_COMPILER) - is_file_executable(MPI_${lang}_COMPILER MPI_COMPILER_IS_EXECUTABLE) - if (NOT MPI_COMPILER_IS_EXECUTABLE) + if (NOT IS_ABSOLUTE "${MPI_${lang}_COMPILER}") # Get rid of our default list of names and just search for the name the user wants. set(_MPI_${lang}_COMPILER_NAMES ${MPI_${lang}_COMPILER}) set(MPI_${lang}_COMPILER "MPI_${lang}_COMPILER-NOTFOUND" CACHE FILEPATH "Cleared" FORCE) - # If the user specifies a compiler, we don't want to try to search libraries either. - set(try_libs FALSE) endif() + # If the user specifies a compiler, we don't want to try to search libraries either. + set(try_libs FALSE) else() set(try_libs TRUE) endif() |