antlr/runtime/Cpp/cmake/FindANTLR.cmake

125 lines
4.7 KiB
CMake

find_package(Java QUIET COMPONENTS Runtime)
if(NOT ANTLR_EXECUTABLE)
find_program(ANTLR_EXECUTABLE
NAMES antlr.jar antlr4.jar antlr-4.jar antlr-4.9.1-complete.jar)
endif()
if(ANTLR_EXECUTABLE AND Java_JAVA_EXECUTABLE)
execute_process(
COMMAND ${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}
OUTPUT_VARIABLE ANTLR_COMMAND_OUTPUT
ERROR_VARIABLE ANTLR_COMMAND_ERROR
RESULT_VARIABLE ANTLR_COMMAND_RESULT
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(ANTLR_COMMAND_RESULT EQUAL 0)
string(REGEX MATCH "Version [0-9]+(\\.[0-9])*" ANTLR_VERSION ${ANTLR_COMMAND_OUTPUT})
string(REPLACE "Version " "" ANTLR_VERSION ${ANTLR_VERSION})
else()
message(
SEND_ERROR
"Command '${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}' "
"failed with the output '${ANTLR_COMMAND_ERROR}'")
endif()
macro(ANTLR_TARGET Name InputFile)
set(ANTLR_OPTIONS LEXER PARSER LISTENER VISITOR)
set(ANTLR_ONE_VALUE_ARGS PACKAGE OUTPUT_DIRECTORY DEPENDS_ANTLR)
set(ANTLR_MULTI_VALUE_ARGS COMPILE_FLAGS DEPENDS)
cmake_parse_arguments(ANTLR_TARGET
"${ANTLR_OPTIONS}"
"${ANTLR_ONE_VALUE_ARGS}"
"${ANTLR_MULTI_VALUE_ARGS}"
${ARGN})
set(ANTLR_${Name}_INPUT ${InputFile})
get_filename_component(ANTLR_INPUT ${InputFile} NAME_WE)
if(ANTLR_TARGET_OUTPUT_DIRECTORY)
set(ANTLR_${Name}_OUTPUT_DIR ${ANTLR_TARGET_OUTPUT_DIRECTORY})
else()
set(ANTLR_${Name}_OUTPUT_DIR
${CMAKE_CURRENT_BINARY_DIR}/antlr4cpp_generated_src/${ANTLR_INPUT})
endif()
unset(ANTLR_${Name}_CXX_OUTPUTS)
if((ANTLR_TARGET_LEXER AND NOT ANTLR_TARGET_PARSER) OR
(ANTLR_TARGET_PARSER AND NOT ANTLR_TARGET_LEXER))
list(APPEND ANTLR_${Name}_CXX_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.cpp)
set(ANTLR_${Name}_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.interp
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}.tokens)
else()
list(APPEND ANTLR_${Name}_CXX_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.cpp
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Parser.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Parser.cpp)
list(APPEND ANTLR_${Name}_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.interp
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Lexer.tokens)
endif()
if(ANTLR_TARGET_LISTENER)
list(APPEND ANTLR_${Name}_CXX_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseListener.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseListener.cpp
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Listener.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Listener.cpp)
list(APPEND ANTLR_TARGET_COMPILE_FLAGS -listener)
endif()
if(ANTLR_TARGET_VISITOR)
list(APPEND ANTLR_${Name}_CXX_OUTPUTS
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseVisitor.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}BaseVisitor.cpp
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Visitor.h
${ANTLR_${Name}_OUTPUT_DIR}/${ANTLR_INPUT}Visitor.cpp)
list(APPEND ANTLR_TARGET_COMPILE_FLAGS -visitor)
endif()
if(ANTLR_TARGET_PACKAGE)
list(APPEND ANTLR_TARGET_COMPILE_FLAGS -package ${ANTLR_TARGET_PACKAGE})
endif()
list(APPEND ANTLR_${Name}_OUTPUTS ${ANTLR_${Name}_CXX_OUTPUTS})
if(ANTLR_TARGET_DEPENDS_ANTLR)
if(ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_INPUT)
list(APPEND ANTLR_TARGET_DEPENDS
${ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_INPUT})
list(APPEND ANTLR_TARGET_DEPENDS
${ANTLR_${ANTLR_TARGET_DEPENDS_ANTLR}_OUTPUTS})
else()
message(SEND_ERROR
"ANTLR target '${ANTLR_TARGET_DEPENDS_ANTLR}' not found")
endif()
endif()
add_custom_command(
OUTPUT ${ANTLR_${Name}_OUTPUTS}
COMMAND ${Java_JAVA_EXECUTABLE} -jar ${ANTLR_EXECUTABLE}
${InputFile}
-o ${ANTLR_${Name}_OUTPUT_DIR}
-no-listener
-Dlanguage=Cpp
${ANTLR_TARGET_COMPILE_FLAGS}
DEPENDS ${InputFile}
${ANTLR_TARGET_DEPENDS}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
COMMENT "Building ${Name} with ANTLR ${ANTLR_VERSION}")
endmacro(ANTLR_TARGET)
endif(ANTLR_EXECUTABLE AND Java_JAVA_EXECUTABLE)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
ANTLR
REQUIRED_VARS ANTLR_EXECUTABLE Java_JAVA_EXECUTABLE
VERSION_VAR ANTLR_VERSION)