CMake/Tests/CMakeCommands/target_link_libraries/CMakeLists.txt

80 lines
2.2 KiB
CMake

cmake_minimum_required(VERSION 2.8)
project(target_link_libraries)
file(WRITE
"${CMAKE_CURRENT_BINARY_DIR}/main.cxx"
"int main() { return 0; }
"
)
add_executable(
target_link_libraries
"${CMAKE_CURRENT_BINARY_DIR}/main.cxx"
)
macro(ASSERT_PROPERTY _target _property _value)
get_target_property(_out ${_target} ${_property})
if (NOT _out)
set(_out "")
endif()
if (NOT "${_out}" STREQUAL "${_value}")
message(SEND_ERROR "Target ${_target} does not have property ${_property} with value ${_value}. Actual value: ${_out}")
endif()
endmacro()
include(GenerateExportHeader)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
add_library(depA SHARED depA.cpp)
generate_export_header(depA)
add_library(depB SHARED depB.cpp)
generate_export_header(depB)
target_link_libraries(depB LINK_PRIVATE depA)
add_library(libgenex SHARED libgenex.cpp)
generate_export_header(libgenex)
set_property(TARGET depB APPEND PROPERTY
LINK_LIBRARIES $<1:libgenex>
)
add_library(depC SHARED depC.cpp)
generate_export_header(depC)
target_link_libraries(depC LINK_PUBLIC depA)
assert_property(depA LINK_INTERFACE_LIBRARIES "")
assert_property(depB LINK_INTERFACE_LIBRARIES "")
assert_property(depC LINK_INTERFACE_LIBRARIES "depA")
add_executable(targetA targetA.cpp)
target_link_libraries(targetA LINK_INTERFACE_LIBRARIES depA depB)
assert_property(targetA LINK_INTERFACE_LIBRARIES "depA;depB")
set_target_properties(targetA PROPERTIES LINK_INTERFACE_LIBRARIES "")
assert_property(targetA LINK_INTERFACE_LIBRARIES "")
add_subdirectory(subdir)
target_link_libraries(targetA subdirlib)
set_property(TARGET targetA APPEND PROPERTY
INCLUDE_DIRECTORIES
$<TARGET_PROPERTY:subdirlib,INTERFACE_INCLUDE_DIRECTORIES>
)
target_link_libraries(targetA depB depC)
assert_property(targetA LINK_INTERFACE_LIBRARIES "")
# Exclude depIfaceOnly from ALL so that it will only be built if something
# depends on it. As it is in the link interface of depB, targetA
# will depend on it. That dependency is what is being tested here.
add_library(depIfaceOnly SHARED EXCLUDE_FROM_ALL depIfaceOnly.cpp)
generate_export_header(depIfaceOnly)
set_property(TARGET depB APPEND PROPERTY LINK_INTERFACE_LIBRARIES depIfaceOnly)