Initial commit from sysy-main
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Lixuanwang
181
antlr/antlr4-runtime-4.13.2/cmake/antlr4-generator.cmake.in
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181
antlr/antlr4-runtime-4.13.2/cmake/antlr4-generator.cmake.in
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set(ANTLR_VERSION @ANTLR_VERSION@)
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@PACKAGE_INIT@
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if (NOT ANTLR4_CPP_GENERATED_SRC_DIR)
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set(ANTLR4_GENERATED_SRC_DIR ${CMAKE_BINARY_DIR}/antlr4_generated_src)
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endif()
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FIND_PACKAGE(Java COMPONENTS Runtime REQUIRED)
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#
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# The ANTLR generator will output the following files given the input file f.g4
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#
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# Input -> f.g4
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# Output -> f.h
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# -> f.cpp
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#
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# the following files will only be produced if there is a parser contained
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# Flag -visitor active
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# Output -> <f>BaseVisitor.h
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# -> <f>BaseVisitor.cpp
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# -> <f>Visitor.h
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# -> <f>Visitor.cpp
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#
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# Flag -listener active
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# Output -> <f>BaseListener.h
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# -> <f>BaseListener.cpp
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# -> <f>Listener.h
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# -> <f>Listener.cpp
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#
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# See documentation in markup
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#
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function(antlr4_generate
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Antlr4_ProjectTarget
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Antlr4_InputFile
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Antlr4_GeneratorType
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)
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set( Antlr4_GeneratedSrcDir ${ANTLR4_GENERATED_SRC_DIR}/${Antlr4_ProjectTarget} )
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get_filename_component(Antlr4_InputFileBaseName ${Antlr4_InputFile} NAME_WE )
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list( APPEND Antlr4_GeneratorStatusMessage "Common Include-, Source- and Tokenfiles" )
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if ( ${Antlr4_GeneratorType} STREQUAL "LEXER")
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set(Antlr4_LexerBaseName "${Antlr4_InputFileBaseName}")
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set(Antlr4_ParserBaseName "")
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else()
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if ( ${Antlr4_GeneratorType} STREQUAL "PARSER")
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set(Antlr4_LexerBaseName "")
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set(Antlr4_ParserBaseName "${Antlr4_InputFileBaseName}")
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else()
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if ( ${Antlr4_GeneratorType} STREQUAL "BOTH")
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set(Antlr4_LexerBaseName "${Antlr4_InputFileBaseName}Lexer")
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set(Antlr4_ParserBaseName "${Antlr4_InputFileBaseName}Parser")
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else()
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message(FATAL_ERROR "The third parameter must be LEXER, PARSER or BOTH")
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endif ()
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endif ()
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endif ()
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# Prepare list of generated targets
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}.tokens" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}.interp" )
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list( APPEND DependentTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}.tokens" )
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if ( NOT ${Antlr4_LexerBaseName} STREQUAL "" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_LexerBaseName}.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_LexerBaseName}.cpp" )
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endif ()
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if ( NOT ${Antlr4_ParserBaseName} STREQUAL "" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_ParserBaseName}.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_ParserBaseName}.cpp" )
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endif ()
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# process optional arguments ...
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if ( ( ARGC GREATER_EQUAL 4 ) AND ARGV3 )
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set(Antlr4_BuildListenerOption "-listener")
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}BaseListener.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}BaseListener.cpp" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}Listener.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}Listener.cpp" )
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list( APPEND Antlr4_GeneratorStatusMessage ", Listener Include- and Sourcefiles" )
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else()
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set(Antlr4_BuildListenerOption "-no-listener")
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endif ()
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if ( ( ARGC GREATER_EQUAL 5 ) AND ARGV4 )
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set(Antlr4_BuildVisitorOption "-visitor")
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}BaseVisitor.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}BaseVisitor.cpp" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}Visitor.h" )
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list( APPEND Antlr4_GeneratedTargets "${Antlr4_GeneratedSrcDir}/${Antlr4_InputFileBaseName}Visitor.cpp" )
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list( APPEND Antlr4_GeneratorStatusMessage ", Visitor Include- and Sourcefiles" )
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else()
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set(Antlr4_BuildVisitorOption "-no-visitor")
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endif ()
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if ( (ARGC GREATER_EQUAL 6 ) AND (NOT ${ARGV5} STREQUAL "") )
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set(Antlr4_NamespaceOption "-package;${ARGV5}")
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list( APPEND Antlr4_GeneratorStatusMessage " in Namespace ${ARGV5}" )
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else()
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set(Antlr4_NamespaceOption "")
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endif ()
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if ( (ARGC GREATER_EQUAL 7 ) AND (NOT ${ARGV6} STREQUAL "") )
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set(Antlr4_AdditionalDependencies ${ARGV6})
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else()
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set(Antlr4_AdditionalDependencies "")
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endif ()
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if ( (ARGC GREATER_EQUAL 8 ) AND (NOT ${ARGV7} STREQUAL "") )
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set(Antlr4_LibOption "-lib;${ARGV7}")
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list( APPEND Antlr4_GeneratorStatusMessage " using Library ${ARGV7}" )
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else()
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set(Antlr4_LibOption "")
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endif ()
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if(NOT Java_FOUND)
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message(FATAL_ERROR "Java is required to process grammar or lexer files! - Use 'FIND_PACKAGE(Java COMPONENTS Runtime REQUIRED)'")
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endif()
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if(NOT EXISTS "${ANTLR4_JAR_LOCATION}")
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message(FATAL_ERROR "Unable to find antlr tool. ANTLR4_JAR_LOCATION:${ANTLR4_JAR_LOCATION}")
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endif()
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# The call to generate the files
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add_custom_command(
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OUTPUT ${Antlr4_GeneratedTargets}
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# Remove target directory
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COMMAND
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${CMAKE_COMMAND} -E remove_directory ${Antlr4_GeneratedSrcDir}
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# Create target directory
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COMMAND
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${CMAKE_COMMAND} -E make_directory ${Antlr4_GeneratedSrcDir}
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COMMAND
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# Generate files
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"${Java_JAVA_EXECUTABLE}" -jar "${ANTLR4_JAR_LOCATION}" -Werror -Dlanguage=Cpp ${Antlr4_BuildListenerOption} ${Antlr4_BuildVisitorOption} ${Antlr4_LibOption} ${ANTLR4_GENERATED_OPTIONS} -o "${Antlr4_GeneratedSrcDir}" ${Antlr4_NamespaceOption} "${Antlr4_InputFile}"
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WORKING_DIRECTORY "${CMAKE_BINARY_DIR}"
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MAIN_DEPENDENCY "${Antlr4_InputFile}"
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DEPENDS ${Antlr4_AdditionalDependencies}
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)
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# set output variables in parent scope
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set( ANTLR4_INCLUDE_DIR_${Antlr4_ProjectTarget} ${Antlr4_GeneratedSrcDir} PARENT_SCOPE)
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set( ANTLR4_SRC_FILES_${Antlr4_ProjectTarget} ${Antlr4_GeneratedTargets} PARENT_SCOPE)
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set( ANTLR4_TOKEN_FILES_${Antlr4_ProjectTarget} ${DependentTargets} PARENT_SCOPE)
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set( ANTLR4_TOKEN_DIRECTORY_${Antlr4_ProjectTarget} ${Antlr4_GeneratedSrcDir} PARENT_SCOPE)
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# export generated cpp files into list
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foreach(generated_file ${Antlr4_GeneratedTargets})
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if (NOT CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
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set_source_files_properties(
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${generated_file}
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PROPERTIES
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COMPILE_FLAGS -Wno-overloaded-virtual
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)
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endif ()
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if (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
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set_source_files_properties(
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${generated_file}
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PROPERTIES
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COMPILE_FLAGS -wd4251
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)
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endif ()
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endforeach(generated_file)
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message(STATUS "Antlr4 ${Antlr4_ProjectTarget} - Building " ${Antlr4_GeneratorStatusMessage} )
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endfunction()
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