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85 lines
2.6 KiB
85 lines
2.6 KiB
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cmake_minimum_required(VERSION 2.8)
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project(CompatibleInterface)
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include(GenerateExportHeader)
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set(CMAKE_INCLUDE_CURRENT_DIR ON)
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add_library(iface1 empty.cpp)
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set_property(TARGET iface1 APPEND PROPERTY
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COMPATIBLE_INTERFACE_BOOL
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BOOL_PROP1
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BOOL_PROP2
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BOOL_PROP3
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BOOL_PROP4
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)
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set_property(TARGET iface1 APPEND PROPERTY
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COMPATIBLE_INTERFACE_STRING
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STRING_PROP1
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STRING_PROP2
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STRING_PROP3
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)
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set_property(TARGET iface1 PROPERTY INTERFACE_BOOL_PROP1 ON)
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set_property(TARGET iface1 PROPERTY INTERFACE_BOOL_PROP2 ON)
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set_property(TARGET iface1 PROPERTY INTERFACE_STRING_PROP1 prop1)
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set_property(TARGET iface1 PROPERTY INTERFACE_STRING_PROP2 prop2)
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add_executable(CompatibleInterface main.cpp)
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target_link_libraries(CompatibleInterface iface1)
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set_property(TARGET CompatibleInterface PROPERTY BOOL_PROP2 ON)
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set_property(TARGET CompatibleInterface PROPERTY BOOL_PROP3 ON)
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set_property(TARGET CompatibleInterface PROPERTY STRING_PROP2 prop2)
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set_property(TARGET CompatibleInterface PROPERTY STRING_PROP3 prop3)
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target_compile_definitions(CompatibleInterface
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PRIVATE
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$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP1>>:BOOL_PROP1>
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$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP2>>:BOOL_PROP2>
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$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP3>>:BOOL_PROP3>
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$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP1>,prop1>:STRING_PROP1>
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$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP2>,prop2>:STRING_PROP2>
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$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP3>,prop3>:STRING_PROP3>
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)
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add_library(iface2 SHARED iface2.cpp)
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generate_export_header(iface2)
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set_property(TARGET iface2 APPEND PROPERTY
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COMPATIBLE_INTERFACE_STRING
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Iface2_PROP
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)
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# For the LINK_LIBRARIES and related properties, we should not evaluate
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# properties defined only in the interface - they should be implicitly zero
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set_property(TARGET iface2
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APPEND PROPERTY
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LINK_INTERFACE_LIBRARIES $<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP4>>:nonexistent>
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)
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target_link_libraries(CompatibleInterface iface2
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$<$<BOOL:$<TARGET_PROPERTY:Iface2_PROP>>:nonexistent>
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)
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# Test that this does not segfault:
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target_compile_definitions(CompatibleInterface
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PRIVATE
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$<$<BOOL:$<TARGET_PROPERTY:Iface2_PROP>>:SOME_DEFINE>
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)
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# The COMPATIBLE_INTERFACE_* properties are only read from dependencies
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# in the interface. Populating it on the CompatibleInterface target does
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# not have any effect on the interpretation of the INTERFACE variants
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# in dependencies.
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set_property(TARGET iface1 PROPERTY
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INTERFACE_NON_RELEVANT_PROP ON
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)
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set_property(TARGET iface2 PROPERTY
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INTERFACE_NON_RELEVANT_PROP ON
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)
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set_property(TARGET CompatibleInterface APPEND PROPERTY
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COMPATIBLE_INTERFACE_BOOL
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NON_RELEVANT_PROP
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)
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