fdb3f878fe
Teach the Plugin test to check that the NO_SONAME target property works as documented. Check that the IMPORTED targets are written with the correct properties. When readelf is available use it to check the actual binary files for SONAME fields.
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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