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Merge topic 'find-blas-lapack-Fortran-only' 

1694112d Find{BLAS,LAPACK}: Fix when used in pure Fortran projects (#16039)
This commit is contained in:
Brad King 2016-04-06 09:29:53 -04:00 committed by CMake Topic Stage
parent 8898a92505 1694112dfa
commit 87dddf053a
2 changed files with 18 additions and 14 deletions
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11
Modules/FindBLAS.cmake
View File

@ -59,12 +59,7 @@ set(CMAKE_REQUIRED_QUIET ${BLAS_FIND_QUIETLY})
set(_blas_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
# Check the language being used
get_property( _LANGUAGES_ GLOBAL PROPERTY ENABLED_LANGUAGES )
if( _LANGUAGES_ MATCHES Fortran )
set( _CHECK_FORTRAN TRUE )
elseif( (_LANGUAGES_ MATCHES C) OR (_LANGUAGES_ MATCHES CXX) )
set( _CHECK_FORTRAN FALSE )
else()
if( NOT (CMAKE_C_COMPILER_LOADED OR CMAKE_CXX_COMPILER_LOADED OR CMAKE_Fortran_COMPILER_LOADED) )
if(BLAS_FIND_REQUIRED)
message(FATAL_ERROR "FindBLAS requires Fortran, C, or C++ to be enabled.")
else()
@ -132,7 +127,7 @@ if(_libraries_work)
# Test this combination of libraries.
set(CMAKE_REQUIRED_LIBRARIES ${_flags} ${${LIBRARIES}} ${_thread})
# message("DEBUG: CMAKE_REQUIRED_LIBRARIES = ${CMAKE_REQUIRED_LIBRARIES}")
if (_CHECK_FORTRAN)
if (CMAKE_Fortran_COMPILER_LOADED)
check_fortran_function_exists("${_name}" ${_prefix}${_combined_name}_WORKS)
else()
check_function_exists("${_name}_" ${_prefix}${_combined_name}_WORKS)
@ -483,7 +478,7 @@ if (BLA_VENDOR MATCHES "Intel" OR BLA_VENDOR STREQUAL "All")
if (NOT WIN32)
set(LM "-lm")
endif ()
if (_LANGUAGES_ MATCHES C OR _LANGUAGES_ MATCHES CXX)
if (CMAKE_C_COMPILER_LOADED OR CMAKE_CXX_COMPILER_LOADED)
if(BLAS_FIND_QUIETLY OR NOT BLAS_FIND_REQUIRED)
find_package(Threads)
else()

19
Modules/FindLAPACK.cmake
View File

@ -48,11 +48,20 @@
set(_lapack_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
get_property(_LANGUAGES_ GLOBAL PROPERTY ENABLED_LANGUAGES)
if (NOT _LANGUAGES_ MATCHES Fortran)
include(${CMAKE_CURRENT_LIST_DIR}/CheckFunctionExists.cmake)
# Check the language being used
if( NOT (CMAKE_C_COMPILER_LOADED OR CMAKE_CXX_COMPILER_LOADED OR CMAKE_Fortran_COMPILER_LOADED) )
if(LAPACK_FIND_REQUIRED)
message(FATAL_ERROR "FindLAPACK requires Fortran, C, or C++ to be enabled.")
else()
message(STATUS "Looking for LAPACK... - NOT found (Unsupported languages)")
return()
endif()
endif()
if (CMAKE_Fortran_COMPILER_LOADED)
include(${CMAKE_CURRENT_LIST_DIR}/CheckFortranFunctionExists.cmake)
else ()
include(${CMAKE_CURRENT_LIST_DIR}/CheckFunctionExists.cmake)
endif ()
include(${CMAKE_CURRENT_LIST_DIR}/CMakePushCheckState.cmake)
@ -125,7 +134,7 @@ if(_libraries_work)
set(CMAKE_REQUIRED_LIBRARIES ${_flags} ${${LIBRARIES}} ${_blas} ${_threads})
endif()
# message("DEBUG: CMAKE_REQUIRED_LIBRARIES = ${CMAKE_REQUIRED_LIBRARIES}")
if (NOT _LANGUAGES_ MATCHES Fortran)
if (NOT CMAKE_Fortran_COMPILER_LOADED)
check_function_exists("${_name}_" ${_prefix}${_combined_name}_WORKS)
else ()
check_fortran_function_exists(${_name} ${_prefix}${_combined_name}_WORKS)
@ -250,7 +259,7 @@ if (BLA_VENDOR MATCHES "Intel" OR BLA_VENDOR STREQUAL "All")
if (NOT WIN32)
set(LM "-lm")
endif ()
if (_LANGUAGES_ MATCHES C OR _LANGUAGES_ MATCHES CXX)
if (CMAKE_C_COMPILER_LOADED OR CMAKE_CXX_COMPILER_LOADED)
if(LAPACK_FIND_QUIETLY OR NOT LAPACK_FIND_REQUIRED)
find_PACKAGE(Threads)
else()