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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file LICENSE.rst or https://cmake.org/licensing for details.
cmake_minimum_required(VERSION ${CMAKE_VERSION})
project(VerifyFortranC C Fortran)
if(CMAKE_Fortran_COMPILER_ID STREQUAL "LFortran")
if(CMAKE_Fortran_COMPILER_VERSION VERSION_GREATER_EQUAL "0.55")
set(_LFORTRAN_SC_FLAG --separate-compilation)
else()
set(_LFORTRAN_SC_FLAG --generate-object-code)
endif()
add_compile_options("$<$<COMPILE_LANGUAGE:Fortran>:${_LFORTRAN_SC_FLAG}>")
endif()
option(VERIFY_CXX "Whether to verify C++ and Fortran" OFF)
if(VERIFY_CXX)
enable_language(CXX)
set(VerifyCXX VerifyCXX.cxx)
add_definitions(-DVERIFY_CXX)
endif()
include(FortranCInterface)
FortranCInterface_HEADER(VerifyFortran.h SYMBOLS VerifyFortran)
include_directories(${VerifyFortranC_BINARY_DIR})
add_library(VerifyFortran STATIC VerifyFortran.f)
add_executable(VerifyFortranC main.c VerifyC.c ${VerifyCXX})
target_link_libraries(VerifyFortranC VerifyFortran)
if(NOT VERIFY_CXX)
# The entry point (main) is defined in C; link with the C compiler.
set_property(TARGET VerifyFortranC PROPERTY LINKER_LANGUAGE C)
endif()
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