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72e7c45e98
Since 3.19, CMake generates a deprecation warning when using a minimum version less than 2.8.12. This eliminates those warnings generated during tests, which are typically hidden from the user and developer but are being generated nonetheless.
75 lines
2.1 KiB
CMake
75 lines
2.1 KiB
CMake
cmake_minimum_required(VERSION 2.8.12)
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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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