89 lines
3.4 KiB
CMake
89 lines
3.4 KiB
CMake
cmake_minimum_required (VERSION 2.6)
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PROJECT(Plugin)
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# Test per-target output directory properties.
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SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/bin)
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SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/lib/plugin)
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SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/lib/static)
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# We need the dynamic loader support from KWSys to load the plugin in
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# the executable.
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SET(KWSYS_NAMESPACE kwsys)
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SET(KWSYS_HEADER_ROOT ${Plugin_BINARY_DIR}/include)
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SET(KWSYS_USE_DynamicLoader 1)
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ADD_SUBDIRECTORY(${Plugin_SOURCE_DIR}/../../Source/kwsys src/kwsys)
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# Configure the location of plugins.
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CONFIGURE_FILE(${Plugin_SOURCE_DIR}/src/example_exe.h.in
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${Plugin_BINARY_DIR}/include/example_exe.h @ONLY)
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# We need to include headers from the source tree and configured
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# headers in the build tree.
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INCLUDE_DIRECTORIES(
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${Plugin_BINARY_DIR}/include
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${Plugin_SOURCE_DIR}/include
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)
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# Create an executable that exports an API for use by plugins.
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ADD_EXECUTABLE(example_exe src/example_exe.cxx)
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SET_TARGET_PROPERTIES(example_exe PROPERTIES
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ENABLE_EXPORTS 1
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OUTPUT_NAME example
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# Test placing exe import library in unique directory.
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ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/exe
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)
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TARGET_LINK_LIBRARIES(example_exe kwsys)
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# Create a plugin that uses the API provided by the executable.
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# This module "links" to the executable to use the symbols.
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ADD_LIBRARY(example_mod_1 MODULE src/example_mod_1.c)
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TARGET_LINK_LIBRARIES(example_mod_1 example_exe)
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IF(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG AND
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"${CMAKE_C_CREATE_SHARED_MODULE}" MATCHES "SONAME_FLAG")
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# Add a second plugin that should not have any soname.
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ADD_LIBRARY(example_mod_2 MODULE src/example_mod_1.c)
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TARGET_LINK_LIBRARIES(example_mod_2 example_exe)
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SET_PROPERTY(TARGET example_mod_2 PROPERTY NO_SONAME 1)
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# Verify that targets export with proper IMPORTED SONAME properties.
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EXPORT(TARGETS example_mod_1 example_mod_2 NAMESPACE exp_
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FILE ${CMAKE_CURRENT_BINARY_DIR}/mods.cmake)
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INCLUDE(${CMAKE_CURRENT_BINARY_DIR}/mods.cmake)
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GET_PROPERTY(configs TARGET exp_example_mod_1 PROPERTY IMPORTED_CONFIGURATIONS)
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FOREACH(c ${configs})
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STRING(TOUPPER "${c}" CONFIG)
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GET_PROPERTY(soname1 TARGET exp_example_mod_1 PROPERTY IMPORTED_SONAME_${CONFIG})
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GET_PROPERTY(soname2 TARGET exp_example_mod_2 PROPERTY IMPORTED_NO_SONAME_${CONFIG})
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IF(soname1)
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MESSAGE(STATUS "exp_example_mod_1 has IMPORTED_SONAME_${CONFIG} as expected: ${soname1}")
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ELSE()
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MESSAGE(SEND_ERROR "exp_example_mod_1 does not have IMPORTED_SONAME_${CONFIG} but should")
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ENDIF()
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IF(soname2)
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MESSAGE(STATUS "exp_example_mod_2 has IMPORTED_NO_SONAME_${CONFIG} as expected: ${soname2}")
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ELSE()
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MESSAGE(SEND_ERROR "exp_example_mod_2 does not have IMPORTED_NO_SONAME_${CONFIG} but should")
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ENDIF()
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ENDFOREACH()
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# Parse the binary to check for SONAME if possible.
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IF("${CMAKE_EXECUTABLE_FORMAT}" MATCHES "ELF")
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FIND_PROGRAM(READELF_EXE readelf)
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IF(READELF_EXE)
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ADD_CUSTOM_TARGET(check_mod_soname ALL COMMAND
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${CMAKE_COMMAND} -Dreadelf=${READELF_EXE}
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-Dmod1=$<TARGET_FILE:example_mod_1>
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-Dmod2=$<TARGET_FILE:example_mod_2>
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-P ${CMAKE_CURRENT_SOURCE_DIR}/check_mod_soname.cmake
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)
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ADD_DEPENDENCIES(check_mod_soname example_mod_1 example_mod_2)
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ENDIF()
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ENDIF()
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ENDIF()
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# TODO:
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# - create a plugin that links to a static lib
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# - create a plugin that links to a shared lib
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