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- Log -----------------------------------------------------------------
https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=08e5b04dde6d60a6663a8fce4525f471830fb024
commit 08e5b04dde6d60a6663a8fce4525f471830fb024
Merge: fe70832 1694112
Author: Brad King <brad.k...@kitware.com>
AuthorDate: Tue Apr 5 09:29:53 2016 -0400
Commit: CMake Topic Stage <kwro...@kitware.com>
CommitDate: Tue Apr 5 09:29:53 2016 -0400
Merge topic 'find-blas-lapack-Fortran-only' into next
1694112d Find{BLAS,LAPACK}: Fix when used in pure Fortran projects (#16039)
https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=1694112dfa4e6f5d35ff57c4d565544cf88c0754
commit 1694112dfa4e6f5d35ff57c4d565544cf88c0754
Author: Melven Roehrig-Zoellner <melven.roehrig-zoell...@dlr.de>
AuthorDate: Sun Apr 3 23:00:44 2016 +0200
Commit: Brad King <brad.k...@kitware.com>
CommitDate: Tue Apr 5 09:03:23 2016 -0400
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.
diff --git a/Modules/FindBLAS.cmake b/Modules/FindBLAS.cmake
index 546ada1..728494c 100644
--- a/Modules/FindBLAS.cmake
+++ b/Modules/FindBLAS.cmake
@@ -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()
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()
-----------------------------------------------------------------------
Summary of changes:
Modules/FindBLAS.cmake | 11 +++--------
Modules/FindLAPACK.cmake | 21 +++++++++++++++------
2 files changed, 18 insertions(+), 14 deletions(-)
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