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| author | Melven Roehrig-Zoellner <Melven.Roehrig-Zoellner@DLR.de> | 2016-04-03 21:00:44 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2016-04-05 13:03:23 (GMT) |
| commit | 1694112dfa4e6f5d35ff57c4d565544cf88c0754 (patch) | |
| tree | 4e1b11773d827034e202831db728bbf9dceaf24c /Modules/FindLAPACK.cmake | |
| parent | e0cc8bf5d7f82cf38ef5e1a643843e244a8f98d6 (diff) | |
| download | CMake-1694112dfa4e6f5d35ff57c4d565544cf88c0754.zip CMake-1694112dfa4e6f5d35ff57c4d565544cf88c0754.tar.gz CMake-1694112dfa4e6f5d35ff57c4d565544cf88c0754.tar.bz2 | |
Find{BLAS,LAPACK}: Fix when used in pure Fortran projects (#16039)
Use `CMAKE_<LANG>_COMPILER_LOADED` to detect enabled languages because
`if( _LANGUAGES_ MATCHES C )` is always true on Windows as the RC
language is activated automatically and matches C.
Diffstat (limited to 'Modules/FindLAPACK.cmake')
| -rw-r--r-- | Modules/FindLAPACK.cmake | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/Modules/FindLAPACK.cmake b/Modules/FindLAPACK.cmake index 2708de0..a6bf89f 100644 --- a/Modules/FindLAPACK.cmake +++ b/Modules/FindLAPACK.cmake @@ -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) -else () +# 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() |