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cmake_minimum_required(VERSION 3.10)
project(CompatibleInterface)
include(GenerateExportHeader)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
add_library(iface1 INTERFACE)
set_property(TARGET iface1 APPEND PROPERTY
COMPATIBLE_INTERFACE_BOOL
BOOL_PROP1
BOOL_PROP2
BOOL_PROP3
BOOL_PROP4
BOOL_PROP5
)
set_property(TARGET iface1 APPEND PROPERTY
COMPATIBLE_INTERFACE_STRING
STRING_PROP1
STRING_PROP2
STRING_PROP3
STRING_PROP4
)
set_property(TARGET iface1 APPEND PROPERTY
COMPATIBLE_INTERFACE_NUMBER_MIN
NUMBER_MIN_PROP1
NUMBER_MIN_PROP2
NUMBER_MIN_PROP3
NUMBER_MIN_PROP4
NUMBER_MIN_PROP5
NUMBER_MIN_PROP6
)
set_property(TARGET iface1 APPEND PROPERTY
COMPATIBLE_INTERFACE_NUMBER_MAX
NUMBER_MAX_PROP1
NUMBER_MAX_PROP2
NUMBER_MAX_PROP3
NUMBER_MAX_PROP4
)
set(CMAKE_DEBUG_TARGET_PROPERTIES
BOOL_PROP1 BOOL_PROP2 BOOL_PROP3 BOOL_PROP4 BOOL_PROP5
STRING_PROP1 STRING_PROP2 STRING_PROP3 STRING_PROP4
NUMBER_MIN_PROP1 NUMBER_MIN_PROP2 NUMBER_MIN_PROP3 NUMBER_MIN_PROP4 NUMBER_MIN_PROP5 NUMBER_MIN_PROP6
NUMBER_MAX_PROP1 NUMBER_MAX_PROP2 NUMBER_MAX_PROP3 NUMBER_MAX_PROP4
)
set_property(TARGET iface1 PROPERTY INTERFACE_BOOL_PROP1 ON)
set_property(TARGET iface1 PROPERTY INTERFACE_BOOL_PROP2 ON)
set_property(TARGET iface1 PROPERTY INTERFACE_BOOL_PROP5 ON)
set_property(TARGET iface1 PROPERTY INTERFACE_STRING_PROP1 prop1)
set_property(TARGET iface1 PROPERTY INTERFACE_STRING_PROP2 prop2)
set_property(TARGET iface1 PROPERTY INTERFACE_STRING_PROP4 prop4)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP1 100)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP2 200)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP3 0x10)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP4 0x10)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP5 5)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MIN_PROP6 6)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MAX_PROP1 100)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MAX_PROP2 200)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MAX_PROP3 3)
set_property(TARGET iface1 PROPERTY INTERFACE_NUMBER_MAX_PROP4 4)
add_executable(CompatibleInterface main.cpp)
target_link_libraries(CompatibleInterface iface1)
add_library(foo STATIC foo.cpp)
add_library(bar SHARED bar.cpp)
set_property(TARGET foo APPEND PROPERTY COMPATIBLE_INTERFACE_BOOL SOMEPROP)
set_property(TARGET foo PROPERTY INTERFACE_SOMEPROP ON)
# Use LINK_ONLY to suppress usage requirements and allow the check to pass.
set_property(TARGET bar PROPERTY INTERFACE_LINK_LIBRARIES $<LINK_ONLY:foo>)
set_property(TARGET CompatibleInterface PROPERTY SOMEPROP OFF)
target_link_libraries(CompatibleInterface bar)
set_property(TARGET CompatibleInterface PROPERTY BOOL_PROP2 ON)
set_property(TARGET CompatibleInterface PROPERTY BOOL_PROP3 ON)
set_property(TARGET CompatibleInterface PROPERTY STRING_PROP2 prop2)
set_property(TARGET CompatibleInterface PROPERTY STRING_PROP3 prop3)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MIN_PROP1 50)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MIN_PROP2 250)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MIN_PROP3 0xa)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MIN_PROP4 0x1A)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MAX_PROP1 50)
set_property(TARGET CompatibleInterface PROPERTY NUMBER_MAX_PROP2 250)
target_compile_definitions(CompatibleInterface
PRIVATE
$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP1>>:BOOL_PROP1>
$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP2>>:BOOL_PROP2>
$<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP3>>:BOOL_PROP3>
$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP1>,prop1>:STRING_PROP1>
$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP2>,prop2>:STRING_PROP2>
$<$<STREQUAL:$<TARGET_PROPERTY:STRING_PROP3>,prop3>:STRING_PROP3>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MIN_PROP1>,50>:NUMBER_MIN_PROP1=50>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MIN_PROP2>,200>:NUMBER_MIN_PROP2=200>
$<$<EQUAL:$<TARGET_PROPERTY:NUMBER_MIN_PROP3>,0xA>:NUMBER_MIN_PROP3=0xA>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MIN_PROP4>,0x10>:NUMBER_MIN_PROP4=0x10>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MIN_PROP5>,5>:NUMBER_MIN_PROP5=5>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MAX_PROP1>,100>:NUMBER_MAX_PROP1=100>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MAX_PROP2>,250>:NUMBER_MAX_PROP2=250>
$<$<STREQUAL:$<TARGET_PROPERTY:NUMBER_MAX_PROP3>,3>:NUMBER_MAX_PROP3=3>
# Static libraries compute COMPATIBLE_INTERFACE_ properties transitively.
$<$<BOOL:$<TARGET_PROPERTY:static1,BOOL_PROP1>>:STATIC1_BOOL_PROP1>
$<$<STREQUAL:$<TARGET_PROPERTY:static1,STRING_PROP1>,prop1>:STATIC1_STRING_PROP1>
$<$<EQUAL:$<TARGET_PROPERTY:static1,NUMBER_MAX_PROP3>,3>:STATIC1_NUMBER_MAX_PROP3>
$<$<EQUAL:$<TARGET_PROPERTY:static1,NUMBER_MIN_PROP5>,5>:STATIC1_NUMBER_MIN_PROP5>
# Object libraries do not compute COMPATIBLE_INTERFACE_ properties transitively.
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:object1,BOOL_PROP1>,>>:OBJECT1_BOOL_PROP1>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:object1,STRING_PROP1>,>>:OBJECT1_STRING_PROP1>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:object1,NUMBER_MAX_PROP3>,>>:OBJECT1_NUMBER_MAX_PROP3>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:object1,NUMBER_MIN_PROP5>,>>:OBJECT1_NUMBER_MIN_PROP5>
# Interface libraries do not compute COMPATIBLE_INTERFACE_ properties transitively.
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:iface3,BOOL_PROP1>,>>:IFACE3_BOOL_PROP1>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:iface3,STRING_PROP1>,>>:IFACE3_STRING_PROP1>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:iface3,NUMBER_MAX_PROP3>,>>:IFACE3_NUMBER_MAX_PROP3>
$<$<NOT:$<STREQUAL:$<TARGET_PROPERTY:iface3,NUMBER_MIN_PROP5>,>>:IFACE3_NUMBER_MIN_PROP5>
# Static libraries compute COMPATIBLE_INTERFACE_ properties transitively.
$<$<BOOL:$<TARGET_PROPERTY:static1,BOOL_PROP5>>:STATIC1_BOOL_PROP5>
$<$<STREQUAL:$<TARGET_PROPERTY:static1,STRING_PROP4>,prop4>:STATIC1_STRING_PROP4>
$<$<EQUAL:$<TARGET_PROPERTY:static1,NUMBER_MIN_PROP6>,6>:STATIC1_NUMBER_MIN_PROP6>
$<$<EQUAL:$<TARGET_PROPERTY:static1,NUMBER_MAX_PROP4>,4>:STATIC1_NUMBER_MAX_PROP4>
# Object libraries do not compute COMPATIBLE_INTERFACE_ properties transitively,
# but can have properties set on them.
$<$<BOOL:$<TARGET_PROPERTY:object1,BOOL_PROP5>>:OBJECT1_BOOL_PROP5>
$<$<STREQUAL:$<TARGET_PROPERTY:object1,STRING_PROP4>,prop4>:OBJECT1_STRING_PROP4>
$<$<EQUAL:$<TARGET_PROPERTY:object1,NUMBER_MIN_PROP6>,7>:OBJECT1_NUMBER_MIN_PROP6>
$<$<EQUAL:$<TARGET_PROPERTY:object1,NUMBER_MAX_PROP4>,1>:OBJECT1_NUMBER_MAX_PROP4>
# Interface libraries do not compute COMPATIBLE_INTERFACE_ properties transitively,
# but can have properties set on them.
$<$<BOOL:$<TARGET_PROPERTY:iface3,BOOL_PROP5>>:IFACE3_BOOL_PROP5>
$<$<STREQUAL:$<TARGET_PROPERTY:iface3,STRING_PROP4>,prop4>:IFACE3_STRING_PROP4>
$<$<EQUAL:$<TARGET_PROPERTY:iface3,NUMBER_MIN_PROP6>,7>:IFACE3_NUMBER_MIN_PROP6>
$<$<EQUAL:$<TARGET_PROPERTY:iface3,NUMBER_MAX_PROP4>,1>:IFACE3_NUMBER_MAX_PROP4>
)
add_library(iface2 SHARED iface2.cpp)
generate_export_header(iface2)
set_property(TARGET iface2 APPEND PROPERTY
COMPATIBLE_INTERFACE_STRING
Iface2_PROP
)
# For the LINK_LIBRARIES and related properties, we should not evaluate
# properties defined only in the interface - they should be implicitly zero
set_property(TARGET iface2
APPEND PROPERTY
LINK_INTERFACE_LIBRARIES $<$<BOOL:$<TARGET_PROPERTY:BOOL_PROP4>>:nonexistent>
)
target_link_libraries(CompatibleInterface iface2
$<$<BOOL:$<TARGET_PROPERTY:Iface2_PROP>>:nonexistent>
)
# Test that this does not segfault:
target_compile_definitions(CompatibleInterface
PRIVATE
$<$<BOOL:$<TARGET_PROPERTY:Iface2_PROP>>:SOME_DEFINE>
)
# The COMPATIBLE_INTERFACE_* properties are only read from dependencies
# in the interface. Populating it on the CompatibleInterface target does
# not have any effect on the interpretation of the INTERFACE variants
# in dependencies.
set_property(TARGET iface1 PROPERTY
INTERFACE_NON_RELEVANT_PROP ON
)
set_property(TARGET iface2 PROPERTY
INTERFACE_NON_RELEVANT_PROP ON
)
set_property(TARGET CompatibleInterface APPEND PROPERTY
COMPATIBLE_INTERFACE_BOOL
NON_RELEVANT_PROP
)
add_library(static1 STATIC foo.cpp)
set_property(TARGET static1 PROPERTY BOOL_PROP5 ON)
set_property(TARGET static1 PROPERTY STRING_PROP4 prop4)
set_property(TARGET static1 PROPERTY NUMBER_MIN_PROP6 7)
set_property(TARGET static1 PROPERTY NUMBER_MAX_PROP4 1)
target_link_libraries(static1 PUBLIC iface1)
add_library(object1 OBJECT foo.cpp)
set_property(TARGET object1 PROPERTY BOOL_PROP5 ON)
set_property(TARGET object1 PROPERTY STRING_PROP4 prop4)
set_property(TARGET object1 PROPERTY NUMBER_MIN_PROP6 7)
set_property(TARGET object1 PROPERTY NUMBER_MAX_PROP4 1)
target_link_libraries(object1 PUBLIC iface1)
add_library(iface3 INTERFACE)
set_property(TARGET iface3 PROPERTY BOOL_PROP5 ON)
set_property(TARGET iface3 PROPERTY STRING_PROP4 prop4)
set_property(TARGET iface3 PROPERTY NUMBER_MIN_PROP6 7)
set_property(TARGET iface3 PROPERTY NUMBER_MAX_PROP4 1)
target_link_libraries(iface3 INTERFACE iface1)
# Test COMPATIBLE_INTERFACE_* property evaluation outside of usage requirements.
add_custom_target(check ALL VERBATIM
COMMAND CompatibleInterface
# expect actual
"1" "$<TARGET_PROPERTY:CompatibleInterface,BOOL_PROP1>"
"prop1" "$<TARGET_PROPERTY:CompatibleInterface,STRING_PROP1>"
"3" "$<TARGET_PROPERTY:CompatibleInterface,NUMBER_MAX_PROP3>"
"5" "$<TARGET_PROPERTY:CompatibleInterface,NUMBER_MIN_PROP5>"
"1" "$<TARGET_PROPERTY:static1,BOOL_PROP1>"
"prop1" "$<TARGET_PROPERTY:static1,STRING_PROP1>"
"3" "$<TARGET_PROPERTY:static1,NUMBER_MAX_PROP3>"
"5" "$<TARGET_PROPERTY:static1,NUMBER_MIN_PROP5>"
"" "$<TARGET_PROPERTY:object1,BOOL_PROP1>"
"" "$<TARGET_PROPERTY:object1,STRING_PROP1>"
"" "$<TARGET_PROPERTY:object1,NUMBER_MAX_PROP3>"
"" "$<TARGET_PROPERTY:object1,NUMBER_MIN_PROP5>"
"" "$<TARGET_PROPERTY:iface3,BOOL_PROP1>"
"" "$<TARGET_PROPERTY:iface3,STRING_PROP1>"
"" "$<TARGET_PROPERTY:iface3,NUMBER_MAX_PROP3>"
"" "$<TARGET_PROPERTY:iface3,NUMBER_MIN_PROP5>"
"ON" "$<TARGET_PROPERTY:static1,BOOL_PROP5>"
"prop4" "$<TARGET_PROPERTY:static1,STRING_PROP4>"
"6" "$<TARGET_PROPERTY:static1,NUMBER_MIN_PROP6>"
"4" "$<TARGET_PROPERTY:static1,NUMBER_MAX_PROP4>"
"ON" "$<TARGET_PROPERTY:object1,BOOL_PROP5>"
"prop4" "$<TARGET_PROPERTY:object1,STRING_PROP4>"
"7" "$<TARGET_PROPERTY:object1,NUMBER_MIN_PROP6>"
"1" "$<TARGET_PROPERTY:object1,NUMBER_MAX_PROP4>"
"ON" "$<TARGET_PROPERTY:iface3,BOOL_PROP5>"
"prop4" "$<TARGET_PROPERTY:iface3,STRING_PROP4>"
"7" "$<TARGET_PROPERTY:iface3,NUMBER_MIN_PROP6>"
"1" "$<TARGET_PROPERTY:iface3,NUMBER_MAX_PROP4>"
)
|
