set(LLVM_BINUTILS_INCDIR "" CACHE PATH
"PATH to binutils/include containing plugin-api.h for gold plugin.")
+set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/gold.exports)
+
if( NOT LLVM_BINUTILS_INCDIR )
# Nothing to say.
elseif( NOT EXISTS "${LLVM_BINUTILS_INCDIR}/plugin-api.h" )
add_llvm_loadable_module(LLVMgold
gold-plugin.cpp
)
-
- # Makefile.rules contains a special cases for OpenBSD, Darwin and
- # Windows. We restrict ourselves to Linux for the time being.
- set(srcexp ${CMAKE_CURRENT_SOURCE_DIR}/gold.exports)
- add_custom_command(OUTPUT exportsfile
- COMMAND echo "{" > exportsfile
- COMMAND grep -q "\\<" ${srcexp} && echo " global:" >> exportsfile || :
- COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${srcexp} >> exportsfile
- COMMAND echo " local: *;" >> exportsfile
- COMMAND echo "};" >> exportsfile
- DEPENDS ${srcexp}
- VERBATIM
- COMMENT "Creating export file for gold plugin")
- add_custom_target(gold_exports DEPENDS exportsfile)
- set_property(DIRECTORY APPEND
- PROPERTY ADDITIONAL_MAKE_CLEAN_FILES exportsfile)
-
- # Force re-linking when the exports file changes. Actually, it
- # forces recompilation of gold-plugin.cpp. The LINK_DEPENDS target
- # property only works for makefile-based generators.
- set_property(SOURCE gold-plugin.cpp APPEND PROPERTY
- OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/exportsfile)
-
- target_link_libraries(LLVMgold LTO
- -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/exportsfile)
- add_dependencies(LLVMgold gold_exports)
endif()