CMake/Tests/FortranC/Flags.cmake.in

set(src "@CMAKE_CURRENT_SOURCE_DIR@/FortranC")
set(bld "@CMAKE_CURRENT_BINARY_DIR@/FortranC/Flags")

# Create wrapper scripts for the compilers that check for expected
# flags, remove them, and invoke the real compiler.
set(ID "CC")
set(COMMAND "@CMAKE_C_COMPILER@")
configure_file("${src}/test_opt.sh.in" "${bld}/cc.sh" @ONLY)
set(ID "FC")
set(COMMAND "@CMAKE_Fortran_COMPILER@")
configure_file("${src}/test_opt.sh.in" "${bld}/fc.sh" @ONLY)
set(ID)
set(COMMAND)

execute_process(
  WORKING_DIRECTORY "${bld}"
  COMMAND ${CMAKE_COMMAND} "${src}" -G "@CMAKE_TEST_GENERATOR@"
                           -T "@CMAKE_TEST_GENERATOR_TOOLSET@"
                           "-DFortranC_TEST_FLAGS=1"
                           "-DCMAKE_C_COMPILER=${bld}/cc.sh"
                           "-DCMAKE_C_FLAGS:STRING=@CMAKE_C_FLAGS@"
                           "-DCMAKE_Fortran_COMPILER=${bld}/fc.sh"
                           "-DCMAKE_Fortran_FLAGS:STRING=@CMAKE_Fortran_FLAGS@"
  RESULT_VARIABLE result
  )

if(NOT "${result}" STREQUAL "0")
  message(FATAL_ERROR "Configuration failed: ${result}")
endif()