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link with version script only if linker supports it
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parent
66c7d1b1ac
commit
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@ -1,6 +1,7 @@
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cmake_minimum_required(VERSION 2.8.5)
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cmake_minimum_required(VERSION 2.8.5)
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project(libsoundio C)
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project(libsoundio C)
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set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
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set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
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include(CheckCCompilerFlag)
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if(CMAKE_VERSION VERSION_LESS 3.0.0)
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if(CMAKE_VERSION VERSION_LESS 3.0.0)
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set(CMAKE_INSTALL_LIBDIR "lib" CACHE PATH "library install dir (lib)")
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set(CMAKE_INSTALL_LIBDIR "lib" CACHE PATH "library install dir (lib)")
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@ -217,6 +218,13 @@ configure_file(
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"${CMAKE_SOURCE_DIR}/src/link_version_script.in"
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"${CMAKE_SOURCE_DIR}/src/link_version_script.in"
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${LINK_VERSION_SCRIPT}
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${LINK_VERSION_SCRIPT}
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)
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)
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set(VERSION_SCRIPT_FLAG "-Wl,--version-script='${LINK_VERSION_SCRIPT}'")
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check_c_compiler_flag("${VERSION_SCRIPT_FLAG}" VERSION_SCRIPT_OK)
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if (VERSION_SCRIPT_OK)
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set(SHARED_LINK_FLAGS "${VERSION_SCRIPT_FLAG}")
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else()
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set(SHARED_LINK_FLAGS " ")
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endif()
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add_library(libsoundio_shared SHARED ${LIBSOUNDIO_SOURCES} ${LINK_VERSION_SCRIPT})
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add_library(libsoundio_shared SHARED ${LIBSOUNDIO_SOURCES} ${LINK_VERSION_SCRIPT})
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set_target_properties(libsoundio_shared PROPERTIES
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set_target_properties(libsoundio_shared PROPERTIES
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@ -225,7 +233,7 @@ set_target_properties(libsoundio_shared PROPERTIES
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VERSION ${LIBSOUNDIO_VERSION}
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VERSION ${LIBSOUNDIO_VERSION}
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COMPILE_FLAGS ${LIB_CFLAGS}
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COMPILE_FLAGS ${LIB_CFLAGS}
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LINKER_LANGUAGE C
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LINKER_LANGUAGE C
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LINK_FLAGS "-Wl,--version-script='${LINK_VERSION_SCRIPT}'"
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LINK_FLAGS "${SHARED_LINK_FLAGS}"
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)
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)
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target_link_libraries(libsoundio_shared LINK_PUBLIC ${LIBSOUNDIO_LIBS})
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target_link_libraries(libsoundio_shared LINK_PUBLIC ${LIBSOUNDIO_LIBS})
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install(TARGETS libsoundio_shared DESTINATION ${CMAKE_INSTALL_LIBDIR})
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install(TARGETS libsoundio_shared DESTINATION ${CMAKE_INSTALL_LIBDIR})
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