forked from jasder/antlr
125 lines
4.7 KiB
CMake
125 lines
4.7 KiB
CMake
find_package(Java QUIET COMPONENTS Runtime)
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if(NOT ANTLR_EXECUTABLE)
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find_program(ANTLR_EXECUTABLE
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NAMES antlr.jar antlr4.jar antlr-4.jar antlr-4.9.2-complete.jar)
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endif()
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if(ANTLR_EXECUTABLE AND Java_JAVA_EXECUTABLE)
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execute_process(
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COMMAND ${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}
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OUTPUT_VARIABLE ANTLR_COMMAND_OUTPUT
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ERROR_VARIABLE ANTLR_COMMAND_ERROR
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RESULT_VARIABLE ANTLR_COMMAND_RESULT
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if(ANTLR_COMMAND_RESULT EQUAL 0)
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string(REGEX MATCH "Version [0-9]+(\\.[0-9])*" ANTLR_VERSION ${ANTLR_COMMAND_OUTPUT})
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string(REPLACE "Version " "" ANTLR_VERSION ${ANTLR_VERSION})
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else()
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message(
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SEND_ERROR
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"Command '${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}' "
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"failed with the output '${ANTLR_COMMAND_ERROR}'")
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endif()
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macro(ANTLR_TARGET Name InputFile)
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set(ANTLR_OPTIONS LEXER PARSER LISTENER VISITOR)
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set(ANTLR_ONE_VALUE_ARGS PACKAGE OUTPUT_DIRECTORY DEPENDS_ANTLR)
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set(ANTLR_MULTI_VALUE_ARGS COMPILE_FLAGS DEPENDS)
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cmake_parse_arguments(ANTLR_TARGET
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"${ANTLR_OPTIONS}"
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"${ANTLR_ONE_VALUE_ARGS}"
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"${ANTLR_MULTI_VALUE_ARGS}"
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${ARGN})
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set(ANTLR_${Name}_INPUT ${InputFile})
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get_filename_component(ANTLR_INPUT ${InputFile} NAME_WE)
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if(ANTLR_TARGET_OUTPUT_DIRECTORY)
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set(ANTLR_${Name}_OUTPUT_DIR ${ANTLR_TARGET_OUTPUT_DIRECTORY})
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else()
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set(ANTLR_${Name}_OUTPUT_DIR
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${CMAKE_CURRENT_BINARY_DIR}/antlr4cpp_generated_src/${ANTLR_INPUT})
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endif()
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unset(ANTLR_${Name}_CXX_OUTPUTS)
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if((ANTLR_TARGET_LEXER AND NOT ANTLR_TARGET_PARSER) OR
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(ANTLR_TARGET_PARSER AND NOT ANTLR_TARGET_LEXER))
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list(APPEND ANTLR_${Name}_CXX_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.cpp)
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set(ANTLR_${Name}_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.interp
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.tokens)
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else()
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list(APPEND ANTLR_${Name}_CXX_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.cpp
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Parser.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Parser.cpp)
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list(APPEND ANTLR_${Name}_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.interp
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.tokens)
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endif()
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if(ANTLR_TARGET_LISTENER)
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list(APPEND ANTLR_${Name}_CXX_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseListener.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseListener.cpp
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Listener.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Listener.cpp)
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list(APPEND ANTLR_TARGET_COMPILE_FLAGS -listener)
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endif()
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if(ANTLR_TARGET_VISITOR)
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list(APPEND ANTLR_${Name}_CXX_OUTPUTS
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseVisitor.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseVisitor.cpp
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Visitor.h
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${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Visitor.cpp)
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list(APPEND ANTLR_TARGET_COMPILE_FLAGS -visitor)
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endif()
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if(ANTLR_TARGET_PACKAGE)
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list(APPEND ANTLR_TARGET_COMPILE_FLAGS -package ${ANTLR_TARGET_PACKAGE})
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endif()
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list(APPEND ANTLR_${Name}_OUTPUTS ${ANTLR_${Name}_CXX_OUTPUTS})
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if(ANTLR_TARGET_DEPENDS_ANTLR)
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if(ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_INPUT)
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list(APPEND ANTLR_TARGET_DEPENDS
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${ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_INPUT})
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list(APPEND ANTLR_TARGET_DEPENDS
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${ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_OUTPUTS})
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else()
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message(SEND_ERROR
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"ANTLR target '${ANTLR_TARGET_DEPENDS_ANTLR}' not found")
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endif()
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endif()
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add_custom_command(
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OUTPUT ${ANTLR_${Name}_OUTPUTS}
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COMMAND ${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}
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${InputFile}
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-o ${ANTLR_${Name}_OUTPUT_DIR}
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-no-listener
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-Dlanguage=Cpp
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${ANTLR_TARGET_COMPILE_FLAGS}
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DEPENDS ${InputFile}
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${ANTLR_TARGET_DEPENDS}
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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COMMENT "Building ${Name} with ANTLR ${ANTLR_VERSION}")
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endmacro(ANTLR_TARGET)
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endif(ANTLR_EXECUTABLE AND Java_JAVA_EXECUTABLE)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(
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ANTLR
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REQUIRED_VARS ANTLR_EXECUTABLE Java_JAVA_EXECUTABLE
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VERSION_VAR ANTLR_VERSION)
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