95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			CMake
		
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			CMake
		
	
	
	
| set(SANITIZER_GEN_DYNAMIC_LIST
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|   ${COMPILER_RT_SOURCE_DIR}/lib/sanitizer_common/scripts/gen_dynamic_list.py)
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| 
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| set(SANITIZER_LINT_SCRIPT
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|   ${COMPILER_RT_SOURCE_DIR}/lib/sanitizer_common/scripts/check_lint.sh)
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| 
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| # Create a target "<name>-<arch>-symbols" that would generate the list of
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| # symbols that need to be exported from sanitizer runtime "<name>". Function
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| # interceptors are exported automatically, user can also provide files with
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| # symbol names that should be exported as well.
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| #   add_sanitizer_rt_symbols(<name>
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| #                            ARCHS <architectures>
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| #                            PARENT_TARGET <convenience parent target>
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| #                            EXTRA <files with extra symbols to export>)
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| macro(add_sanitizer_rt_symbols name)
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|   cmake_parse_arguments(ARG
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|     ""
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|     "PARENT_TARGET"
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|     "ARCHS;EXTRA"
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|     ${ARGN})
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|   foreach(arch ${ARG_ARCHS})
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|     set(target_name ${name}-${arch})
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|     set(stamp ${CMAKE_CURRENT_BINARY_DIR}/${target_name}.syms-stamp)
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|     set(extra_args)
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|     foreach(arg ${ARG_EXTRA})
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|       list(APPEND extra_args "--extra" ${arg})
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|     endforeach()
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|     add_custom_command(OUTPUT ${stamp}
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|       COMMAND ${PYTHON_EXECUTABLE}
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|         ${SANITIZER_GEN_DYNAMIC_LIST} ${extra_args} $<TARGET_FILE:${target_name}>
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|         > $<TARGET_FILE:${target_name}>.syms
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|       COMMAND ${CMAKE_COMMAND} -E touch ${stamp}
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|       DEPENDS ${target_name} ${SANITIZER_GEN_DYNAMIC_LIST} ${ARG_EXTRA}
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|       WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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|       COMMENT "Generating exported symbols for ${target_name}"
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|       VERBATIM)
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|     add_custom_target(${target_name}-symbols ALL
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|       DEPENDS ${stamp}
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|       SOURCES ${SANITIZER_GEN_DYNAMIC_LIST} ${ARG_EXTRA})
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| 
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|     install(FILES $<TARGET_FILE:${target_name}>.syms
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|             DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR})
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|     if(ARG_PARENT_TARGET)
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|       add_dependencies(${ARG_PARENT_TARGET} ${target_name}-symbols)
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|     endif()
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|   endforeach()
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| endmacro()
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| 
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| # This function is only used on Darwin, where undefined symbols must be specified
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| # in the linker invocation.
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| function(add_weak_symbols libname link_flags)
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|   file(STRINGS "${COMPILER_RT_SOURCE_DIR}/lib/${libname}/weak_symbols.txt" WEAK_SYMBOLS)
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|   set(local_link_flags ${${link_flags}})
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|   foreach(SYMBOL ${WEAK_SYMBOLS})
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|     set(local_link_flags ${local_link_flags} -Wl,-U,${SYMBOL})
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|   endforeach()
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|   set(${link_flags} ${local_link_flags} PARENT_SCOPE)
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| endfunction()
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| 
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| macro(add_sanitizer_rt_version_list name)
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|   set(vers ${CMAKE_CURRENT_BINARY_DIR}/${name}.vers)
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|   cmake_parse_arguments(ARG "" "" "LIBS;EXTRA" ${ARGN})
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|   set(args)
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|   foreach(arg ${ARG_EXTRA})
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|     list(APPEND args "--extra" ${arg})
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|   endforeach()
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|   foreach(arg ${ARG_LIBS})
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|     list(APPEND args "$<TARGET_FILE:${arg}>")
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|   endforeach()
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|   add_custom_command(OUTPUT ${vers}
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|     COMMAND ${PYTHON_EXECUTABLE}
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|       ${SANITIZER_GEN_DYNAMIC_LIST} --version-list ${args}
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|       > ${vers}
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|     DEPENDS ${SANITIZER_GEN_DYNAMIC_LIST} ${ARG_EXTRA} ${ARG_LIBS}
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|     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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|     COMMENT "Generating version list for ${name}"
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|     VERBATIM)
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| 
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|   add_custom_target(${name}-version-list ALL
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|     DEPENDS ${vers})
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| endmacro()
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| 
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| # Add target to check code style for sanitizer runtimes.
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| if(CMAKE_HOST_UNIX)
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|   add_custom_target(SanitizerLintCheck
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|     COMMAND env LLVM_CHECKOUT=${LLVM_MAIN_SRC_DIR} SILENT=1 TMPDIR=
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|       PYTHON_EXECUTABLE=${PYTHON_EXECUTABLE}
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|       COMPILER_RT=${COMPILER_RT_SOURCE_DIR}
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|       ${SANITIZER_LINT_SCRIPT}
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|     DEPENDS ${SANITIZER_LINT_SCRIPT}
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|     COMMENT "Running lint check for sanitizer sources..."
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|     VERBATIM)
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| endif()
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| 
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