166 lines
7.5 KiB
CMake
166 lines
7.5 KiB
CMake
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cmake_minimum_required(VERSION 2.8)
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project(TargetIncludeDirectories)
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macro(create_header _name)
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file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/${_name}")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/${_name}/${_name}.h" "//${_name}.h\n")
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endmacro()
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create_header(bar)
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create_header(bat)
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create_header(foo)
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create_header(baz)
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create_header(bang)
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create_header(bing)
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create_header(bung)
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create_header(arguments)
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create_header(list)
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create_header(target)
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set(CMAKE_INCLUDE_CURRENT_DIR ON)
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include_directories("${CMAKE_CURRENT_BINARY_DIR}/bar")
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include_directories("$<1:${CMAKE_CURRENT_BINARY_DIR}/bang>")
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add_executable(TargetIncludeDirectories main.cpp)
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set_property(TARGET TargetIncludeDirectories APPEND PROPERTY INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/bat")
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set_property(TARGET TargetIncludeDirectories APPEND PROPERTY INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/foo")
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set_property(TARGET TargetIncludeDirectories APPEND PROPERTY
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INCLUDE_DIRECTORIES "$<1:${CMAKE_CURRENT_BINARY_DIR}/bing>")
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include_directories("${CMAKE_CURRENT_BINARY_DIR}/baz")
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include_directories("$<1:${CMAKE_CURRENT_BINARY_DIR}/bung>")
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include_directories("sing$<1:/ting>")
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include_directories("$<1:${CMAKE_CURRENT_BINARY_DIR}/arguments;${CMAKE_CURRENT_BINARY_DIR}/list>")
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create_header(fee)
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create_header(fiy)
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create_header(foh)
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create_header(fum)
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib1.cpp" "#include \"fee.h\"\n")
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add_library(lib1 "${CMAKE_CURRENT_BINARY_DIR}/lib1.cpp")
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set_property(TARGET lib1 APPEND PROPERTY INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/fee")
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set_property(TARGET lib1 APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/fiy")
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set_property(TARGET lib1 APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "$<$<STREQUAL:$<TARGET_PROPERTY:TYPE>,EXECUTABLE>:${CMAKE_CURRENT_BINARY_DIR}/foh>")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib2.cpp" "#include \"fiy.h\"\n")
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add_library(lib2 "${CMAKE_CURRENT_BINARY_DIR}/lib2.cpp")
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set_property(TARGET lib2 APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/fum;$<TARGET_PROPERTY:lib1,INTERFACE_INCLUDE_DIRECTORIES>")
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set_property(TARGET lib2 APPEND PROPERTY INCLUDE_DIRECTORIES "$<TARGET_PROPERTY:lib1,INTERFACE_INCLUDE_DIRECTORIES>")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/main3.cpp" "#include \"fiy.h\"\n#include \"foh.h\"\n#include \"fum.h\"\nint main(int,char**) { return 0; }\n")
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add_executable(exe3 "${CMAKE_CURRENT_BINARY_DIR}/main3.cpp")
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set_property(TARGET exe3 APPEND PROPERTY INCLUDE_DIRECTORIES "$<TARGET_PROPERTY:lib2,INTERFACE_INCLUDE_DIRECTORIES>")
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# Test cycles
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib3.cpp" "#include \"fiy.h\"\n#include \"foh.h\"\n")
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add_library(lib3 "${CMAKE_CURRENT_BINARY_DIR}/lib3.cpp")
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set_property(TARGET lib3 APPEND PROPERTY INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/fiy;$<TARGET_PROPERTY:lib4,INTERFACE_INCLUDE_DIRECTORIES>")
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set_property(TARGET lib3 APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/fiy;$<TARGET_PROPERTY:lib4,INTERFACE_INCLUDE_DIRECTORIES>")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib4.cpp" "#include \"fiy.h\"\n#include \"foh.h\"\n")
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add_library(lib4 "${CMAKE_CURRENT_BINARY_DIR}/lib4.cpp")
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set_property(TARGET lib4 APPEND PROPERTY INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/foh;$<TARGET_PROPERTY:lib3,INTERFACE_INCLUDE_DIRECTORIES>")
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set_property(TARGET lib4 APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/foh;$<TARGET_PROPERTY:lib3,INTERFACE_INCLUDE_DIRECTORIES>")
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add_library(somelib::withcolons UNKNOWN IMPORTED)
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set_property(TARGET somelib::withcolons PROPERTY IMPORTED_LOCATION "${CMAKE_CURRENT_BINARY_DIR}/target")
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set_property(TARGET somelib::withcolons PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/target")
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set_property(TARGET TargetIncludeDirectories
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APPEND PROPERTY INCLUDE_DIRECTORIES
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"$<TARGET_PROPERTY:somelib::withcolons,INTERFACE_INCLUDE_DIRECTORIES>"
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)
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add_custom_target(test_custom_target
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"some_bogus_custom_tool"
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$<TARGET_PROPERTY:TargetIncludeDirectories,COMPILE_DEFINITIONS>
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WORKING_DIRECTORY
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"${CMAKE_CURRENT_SOURCE_DIR}")
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file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bad")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/bad/common.h" "#error Should not be included\n")
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file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/good")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/good/common.h" "#include \"othergood.h\"\n")
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file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/othergood")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/othergood/othergood.h" "// No error\n")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/libothergood.cpp" "// No content \n")
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add_library(libothergood "${CMAKE_CURRENT_BINARY_DIR}/libothergood.cpp")
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set_property(TARGET libothergood APPEND PROPERTY
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INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/othergood"
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)
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/libgood.cpp" "// No content \n")
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add_library(libgood "${CMAKE_CURRENT_BINARY_DIR}/libgood.cpp")
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set_property(TARGET libgood APPEND PROPERTY
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INTERFACE_INCLUDE_DIRECTORIES
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"${CMAKE_CURRENT_BINARY_DIR}/good;$<TARGET_PROPERTY:libothergood,INTERFACE_INCLUDE_DIRECTORIES>"
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)
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/libbad.cpp" "// No content \n")
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add_library(libbad "${CMAKE_CURRENT_BINARY_DIR}/libbad.cpp")
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set_property(TARGET libbad APPEND PROPERTY
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INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}/bad"
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)
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add_library(includes_source_good empty.cpp)
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target_include_directories(includes_source_good
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INTERFACE
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"${CMAKE_CURRENT_BINARY_DIR}/good"
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"${CMAKE_CURRENT_BINARY_DIR}/othergood/"
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)
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add_library(includes_source_bad empty.cpp)
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target_include_directories(includes_source_bad
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INTERFACE
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"${CMAKE_CURRENT_BINARY_DIR}/bad"
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)
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add_library(includes_proxy SHARED empty.cpp)
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target_link_libraries(includes_proxy includes_source_good)
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target_link_libraries(includes_proxy LINK_INTERFACE_LIBRARIES includes_source_bad)
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add_executable(copy_includes copy_includes.cpp)
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target_include_directories(copy_includes PRIVATE $<TARGET_PROPERTY:includes_proxy,INCLUDE_DIRECTORIES>)
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib5.cpp" "#include \"common.h\"\n")
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add_library(lib5 "${CMAKE_CURRENT_BINARY_DIR}/lib5.cpp")
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# Assuming the link order must be:
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target_link_libraries(lib5 libbad libgood)
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# Oops!.
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# As include directory order and link order are the same when using target_link_libraries, we have to
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# get the libgood includes in before the libbad includes.
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# We do that with this command:
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target_include_directories(lib5
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BEFORE PRIVATE $<TARGET_PROPERTY:libgood,INTERFACE_INCLUDE_DIRECTORIES>
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)
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file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/prefix_foo/prefix_bar/prefix_bat")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/prefix_foo/prefix_bar/prefix_bat/prefix_foo_bar_bat.h" "// prefix_foo_bar_bat.h\n")
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target_include_directories(TargetIncludeDirectories PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/prefix_$<JOIN:foo;bar;bat,/prefix_>")
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# Test that the language generator expressions work
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set_property(TARGET TargetIncludeDirectories
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APPEND PROPERTY INCLUDE_DIRECTORIES
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"$<$<LINK_LANGUAGE:C>:${CMAKE_CURRENT_BINARY_DIR}/bad>"
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"$<$<LINK_LANGUAGE:CXX>:${CMAKE_CURRENT_BINARY_DIR}/good>"
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"$<$<STREQUAL:$<LINK_LANGUAGE>,CXX>:${CMAKE_CURRENT_BINARY_DIR}/othergood/>"
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)
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add_executable(TargetIncludeDirectories_C main.c)
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set_property(TARGET TargetIncludeDirectories_C
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APPEND PROPERTY INCLUDE_DIRECTORIES
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"$<$<LINK_LANGUAGE:CXX>:${CMAKE_CURRENT_BINARY_DIR}/bad>"
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"$<$<LINK_LANGUAGE:C>:${CMAKE_CURRENT_BINARY_DIR}/good>"
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"$<$<STREQUAL:$<LINK_LANGUAGE>,C>:${CMAKE_CURRENT_BINARY_DIR}/othergood/>"
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)
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