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cmake_minimum_required(VERSION 3.14)
cmake_policy(SET CMP0091 NEW)
project(MSVCRuntimeLibraryFortran Fortran)
foreach(t MultiThreaded SingleThreaded)
foreach(dbg "" Debug)
foreach(dll "" DLL)
set(var "CMAKE_Fortran_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_${t}${dbg}${dll}")
if(CMAKE_Fortran_COMPILER_ID STREQUAL "Intel"
OR CMAKE_Fortran_COMPILER_ID STREQUAL "IntelLLVM")
# ifort and ifx do not actually define these, so inject them
string(REPLACE "-threads" "-threads;-D_MT" "${var}" "${${var}}")
string(REPLACE "-dbglibs" "-dbglibs;-D_DEBUG" "${var}" "${${var}}")
elseif(CMAKE_Fortran_COMPILER_ID STREQUAL "Flang")
# flang does not actually define these, so inject them
string(REPLACE ";--dependent-lib=libcmt;" ";--dependent-lib=libcmt;-D_MT;" "${var}" ";${${var}};")
string(REPLACE ";--dependent-lib=msvcrt;" ";--dependent-lib=msvcrt;-D_MT;-D_DLL;" "${var}" ";${${var}};")
string(REPLACE ";--dependent-lib=libcmtd;" ";--dependent-lib=libcmtd;-D_MT;-D_DEBUG;" "${var}" ";${${var}};")
string(REPLACE ";--dependent-lib=msvcrtd;" ";--dependent-lib=msvcrtd;-D_MT;-D_DEBUG;-D_DLL;" "${var}" ";${${var}};")
endif()
endforeach()
endforeach()
endforeach()
if(CMAKE_Fortran_COMPILER_ID STREQUAL "LLVMFlang")
# LLVMFlang does not actually define these, so inject them
set(CMAKE_Fortran_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded "-D_MT")
set(CMAKE_Fortran_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL "-D_MT;-D_DLL")
set(CMAKE_Fortran_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebug "-D_MT;-D_DEBUG")
set(CMAKE_Fortran_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL "-D_MT;-D_DEBUG;-D_DLL")
endif()
string(APPEND CMAKE_Fortran_FLAGS " -w")
function(verify_combinations threads lang src)
set(verify_tc_config_ Release)
set(verify_tc_config_Debug Debug)
set(verify_def_MultiThreaded -DVERIFY_MT)
set(verify_def_Debug -DVERIFY_DEBUG)
set(verify_def_DLL -DVERIFY_DLL)
foreach(dbg "" Debug)
foreach(dll "" DLL)
# Construct the name of this runtime library combination.
set(rtl "${threads}${dbg}${dll}")
# Test that targets build with this RTL.
set(CMAKE_MSVC_RUNTIME_LIBRARY "$<$<BOOL:$<TARGET_PROPERTY:BOOL_TRUE>>:${rtl}>$<$<BOOL:$<TARGET_PROPERTY:BOOL_FALSE>>:BadContent>")
add_library(${rtl}-${lang} ${src})
set_property(TARGET ${rtl}-${lang} PROPERTY BOOL_TRUE TRUE)
target_compile_definitions(${rtl}-${lang} PRIVATE ${verify_def_${threads}} ${verify_def_${dbg}} ${verify_def_${dll}})
endforeach()
endforeach()
endfunction()
include_directories(${CMAKE_CURRENT_SOURCE_DIR})
function(verify lang src)
add_library(default-${lang} ${src})
target_compile_definitions(default-${lang} PRIVATE VERIFY_MT VERIFY_DLL "$<$<CONFIG:Debug>:VERIFY_DEBUG>")
verify_combinations(MultiThreaded ${lang} ${src})
endfunction()
verify(Fortran verify.F90)
# Intel Fortran for Windows supports single-threaded RTL but it is
# not implemented by the Visual Studio integration.
if(CMAKE_Fortran_COMPILER_ID STREQUAL "Intel" AND NOT CMAKE_GENERATOR MATCHES "Visual Studio")
verify_combinations(SingleThreaded Fortran verify.F90)
endif()
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