| |
| # determine the compiler to use for Fortran programs |
| # NOTE, a generator may set CMAKE_Fortran_COMPILER before |
| # loading this file to force a compiler. |
| # use environment variable FC first if defined by user, next use |
| # the cmake variable CMAKE_GENERATOR_FC which can be defined by a generator |
| # as a default compiler |
| |
| IF(NOT CMAKE_Fortran_COMPILER) |
| # prefer the environment variable CC |
| IF($ENV{FC} MATCHES ".+") |
| GET_FILENAME_COMPONENT(CMAKE_Fortran_COMPILER_INIT $ENV{FC} PROGRAM PROGRAM_ARGS CMAKE_Fortran_FLAGS_ENV_INIT) |
| IF(CMAKE_Fortran_FLAGS_ENV_INIT) |
| SET(CMAKE_Fortran_COMPILER_ARG1 "${CMAKE_Fortran_FLAGS_ENV_INIT}" CACHE STRING "First argument to Fortran compiler") |
| ENDIF(CMAKE_Fortran_FLAGS_ENV_INIT) |
| IF(EXISTS ${CMAKE_Fortran_COMPILER_INIT}) |
| ELSE(EXISTS ${CMAKE_Fortran_COMPILER_INIT}) |
| MESSAGE(FATAL_ERROR "Could not find compiler set in environment variable FC:\n$ENV{FC}.") |
| ENDIF(EXISTS ${CMAKE_Fortran_COMPILER_INIT}) |
| ENDIF($ENV{FC} MATCHES ".+") |
| |
| # next try prefer the compiler specified by the generator |
| IF(CMAKE_GENERATOR_FC) |
| IF(NOT CMAKE_Fortran_COMPILER_INIT) |
| SET(CMAKE_Fortran_COMPILER_INIT ${CMAKE_GENERATOR_FC}) |
| ENDIF(NOT CMAKE_Fortran_COMPILER_INIT) |
| ENDIF(CMAKE_GENERATOR_FC) |
| |
| # finally list compilers to try |
| IF(CMAKE_Fortran_COMPILER_INIT) |
| SET(CMAKE_Fortran_COMPILER_LIST ${CMAKE_Fortran_COMPILER_INIT}) |
| ELSE(CMAKE_Fortran_COMPILER_INIT) |
| # Known compilers: |
| # f77/f90/f95: generic compiler names |
| # g77: GNU Fortran 77 compiler |
| # gfortran: putative GNU Fortran 95+ compiler (in progress) |
| # fort77: native F77 compiler under HP-UX (and some older Crays) |
| # frt: Fujitsu F77 compiler |
| # pgf77/pgf90/pgf95: Portland Group F77/F90/F95 compilers |
| # xlf/xlf90/xlf95: IBM (AIX) F77/F90/F95 compilers |
| # lf95: Lahey-Fujitsu F95 compiler |
| # fl32: Microsoft Fortran 77 "PowerStation" compiler |
| # af77: Apogee F77 compiler for Intergraph hardware running CLIX |
| # epcf90: "Edinburgh Portable Compiler" F90 |
| # fort: Compaq (now HP) Fortran 90/95 compiler for Tru64 and Linux/Alpha |
| # ifc: Intel Fortran 95 compiler for Linux/x86 |
| # efc: Intel Fortran 95 compiler for IA64 |
| # |
| # The order is 95 or newer compilers first, then 90, |
| # then 77 or older compilers, gnu is always last in the group, |
| # so if you paid for a compiler it is picked by default. |
| # NOTE for testing purposes this list is DUPLICATED in |
| # CMake/Source/CMakeLists.txt, IF YOU CHANGE THIS LIST, |
| # PLEASE UPDATE THAT FILE AS WELL! |
| SET(CMAKE_Fortran_COMPILER_LIST |
| ifort ifc efc f95 pgf95 lf95 xlf95 fort gfortran g95 f90 |
| pgf90 xlf90 epcf90 fort77 frt pgf77 xlf fl32 af77 g77 f77 |
| ) |
| ENDIF(CMAKE_Fortran_COMPILER_INIT) |
| |
| # Find the compiler. |
| FIND_PROGRAM(CMAKE_Fortran_COMPILER NAMES ${CMAKE_Fortran_COMPILER_LIST} DOC "Fortran compiler") |
| IF(CMAKE_Fortran_COMPILER_INIT AND NOT CMAKE_Fortran_COMPILER) |
| SET(CMAKE_Fortran_COMPILER "${CMAKE_Fortran_COMPILER_INIT}" CACHE FILEPATH "Fortran compiler" FORCE) |
| ENDIF(CMAKE_Fortran_COMPILER_INIT AND NOT CMAKE_Fortran_COMPILER) |
| ENDIF(NOT CMAKE_Fortran_COMPILER) |
| |
| MARK_AS_ADVANCED(CMAKE_Fortran_COMPILER) |
| |
| # Build a small source file to identify the compiler. |
| IF(${CMAKE_GENERATOR} MATCHES "Visual Studio") |
| SET(CMAKE_Fortran_COMPILER_ID_RUN 1) |
| SET(CMAKE_Fortran_PLATFORM_ID "Windows") |
| |
| # TODO: Set the compiler id. It is probably MSVC but |
| # the user may be using an integrated Intel compiler. |
| # SET(CMAKE_Fortran_COMPILER_ID "MSVC") |
| ENDIF(${CMAKE_GENERATOR} MATCHES "Visual Studio") |
| |
| IF(NOT CMAKE_Fortran_COMPILER_ID_RUN) |
| SET(CMAKE_Fortran_COMPILER_ID_RUN 1) |
| |
| # Each entry in this list is a set of extra flags to try |
| # adding to the compile line to see if it helps produce |
| # a valid identification executable. |
| SET(CMAKE_Fortran_COMPILER_ID_TEST_FLAGS |
| # Try compiling to an object file only. |
| "-c" |
| |
| # Intel on windows does not preprocess by default. |
| "-fpp" |
| ) |
| |
| # Try to identify the compiler. |
| SET(CMAKE_Fortran_COMPILER_ID) |
| INCLUDE(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerId.cmake) |
| CMAKE_DETERMINE_COMPILER_ID(Fortran FFLAGS CMakeFortranCompilerId.F90) |
| |
| # Fall back to old is-GNU test. |
| IF(NOT CMAKE_Fortran_COMPILER_ID) |
| EXEC_PROGRAM(${CMAKE_Fortran_COMPILER} |
| ARGS ${CMAKE_Fortran_COMPILER_ID_FLAGS_LIST} -E "\"${CMAKE_ROOT}/Modules/CMakeTestGNU.c\"" |
| OUTPUT_VARIABLE CMAKE_COMPILER_OUTPUT RETURN_VALUE CMAKE_COMPILER_RETURN) |
| IF(NOT CMAKE_COMPILER_RETURN) |
| IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" ) |
| SET(CMAKE_Fortran_COMPILER_ID "GNU") |
| FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log |
| "Determining if the Fortran compiler is GNU succeeded with " |
| "the following output:\n${CMAKE_COMPILER_OUTPUT}\n\n") |
| ELSE("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" ) |
| FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log |
| "Determining if the Fortran compiler is GNU failed with " |
| "the following output:\n${CMAKE_COMPILER_OUTPUT}\n\n") |
| ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" ) |
| IF(NOT CMAKE_Fortran_PLATFORM_ID) |
| IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_MINGW.*" ) |
| SET(CMAKE_Fortran_PLATFORM_ID "MinGW") |
| ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_MINGW.*" ) |
| IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_CYGWIN.*" ) |
| SET(CMAKE_Fortran_PLATFORM_ID "Cygwin") |
| ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_CYGWIN.*" ) |
| ENDIF(NOT CMAKE_Fortran_PLATFORM_ID) |
| ENDIF(NOT CMAKE_COMPILER_RETURN) |
| ENDIF(NOT CMAKE_Fortran_COMPILER_ID) |
| |
| # Set old compiler and platform id variables. |
| IF("${CMAKE_Fortran_COMPILER_ID}" MATCHES "GNU") |
| SET(CMAKE_COMPILER_IS_GNUG77 1) |
| ENDIF("${CMAKE_Fortran_COMPILER_ID}" MATCHES "GNU") |
| IF("${CMAKE_Fortran_PLATFORM_ID}" MATCHES "MinGW") |
| SET(CMAKE_COMPILER_IS_MINGW 1) |
| ELSEIF("${CMAKE_Fortran_PLATFORM_ID}" MATCHES "Cygwin") |
| SET(CMAKE_COMPILER_IS_CYGWIN 1) |
| ENDIF("${CMAKE_Fortran_PLATFORM_ID}" MATCHES "MinGW") |
| ENDIF(NOT CMAKE_Fortran_COMPILER_ID_RUN) |
| |
| INCLUDE(CMakeFindBinUtils) |
| |
| # configure variables set in this file for fast reload later on |
| CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CMakeFortranCompiler.cmake.in |
| ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeFortranCompiler.cmake |
| @ONLY IMMEDIATE # IMMEDIATE must be here for compatibility mode <= 2.0 |
| ) |
| SET(CMAKE_Fortran_COMPILER_ENV_VAR "FC") |
