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75 lines
2.1 KiB
75 lines
2.1 KiB
cmake_minimum_required(VERSION 2.8)
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project(CompileOptions)
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add_library(testlib other.cpp)
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if(TEST_FORTRAN)
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enable_language(Fortran)
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endif()
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add_executable(CompileOptions main.cpp)
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macro(get_compiler_test_genex lst lang)
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list(APPEND ${lst} -DTEST_${lang}_COMPILER_VERSION="$<${lang}_COMPILER_VERSION>")
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list(APPEND ${lst} -DTEST_${lang}_COMPILER_VERSION_EQUALITY=$<${lang}_COMPILER_VERSION:${CMAKE_${lang}_COMPILER_VERSION}>)
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endmacro()
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get_compiler_test_genex(c_tests C)
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get_compiler_test_genex(cxx_tests CXX)
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if(TEST_FORTRAN)
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get_compiler_test_genex(fortran_tests Fortran)
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endif()
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set_property(TARGET CompileOptions PROPERTY COMPILE_OPTIONS
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"-DTEST_DEFINE"
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"-DNEEDS_ESCAPE=\"E$CAPE\""
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"$<$<CXX_COMPILER_ID:GNU>:-DTEST_DEFINE_GNU>"
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"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:-DTEST_DEFINE_CXX_AND_GNU>"
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"SHELL:" # produces no options
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${c_tests}
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${cxx_tests}
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${fortran_tests}
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)
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if(BORLAND OR WATCOM)
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# these compilers do not support separate -D flags
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target_compile_definitions(CompileOptions PRIVATE NO_DEF_TESTS)
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else()
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set_property(TARGET CompileOptions APPEND PROPERTY COMPILE_OPTIONS
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"SHELL:-D DEF_A"
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"$<1:SHELL:-D DEF_B>"
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"SHELL:-D 'DEF_C' -D \"DEF_D\""
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[[SHELL:-D "DEF_STR=\"string with spaces\""]]
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)
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endif()
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang|Borland|Embarcadero" AND NOT "${CMAKE_GENERATOR}" MATCHES "NMake Makefiles")
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set_property(TARGET CompileOptions APPEND PROPERTY COMPILE_OPTIONS
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"-DTEST_OCTOTHORPE=\"#\""
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)
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endif()
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target_link_libraries(CompileOptions testlib)
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
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target_compile_definitions(CompileOptions
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PRIVATE
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"DO_GNU_TESTS"
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)
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endif()
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target_compile_definitions(CompileOptions
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PRIVATE
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"EXPECTED_C_COMPILER_VERSION=\"${CMAKE_C_COMPILER_VERSION}\""
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"EXPECTED_CXX_COMPILER_VERSION=\"${CMAKE_CXX_COMPILER_VERSION}\""
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)
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if(TEST_FORTRAN)
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# Definitions for the C++ code to test the values
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target_compile_definitions(CompileOptions
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PRIVATE
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"TEST_FORTRAN"
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"EXPECTED_Fortran_COMPILER_VERSION=\"${CMAKE_Fortran_COMPILER_VERSION}\""
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)
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endif()
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