2023-12-03 11:57:23 +08:00
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cmake_minimum_required(VERSION 3.7)
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if(POLICY CMP0114)
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cmake_policy(SET CMP0114 NEW)
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endif()
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include(ExternalProject)
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set(ANTLR4_ROOT ${CMAKE_CURRENT_BINARY_DIR}/antlr4_runtime/src/antlr4_runtime)
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set(ANTLR4_INCLUDE_DIRS ${ANTLR4_ROOT}/runtime/Cpp/runtime/src)
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2023-12-03 12:21:04 +08:00
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if (NOT DEFINED ANTLR4_GIT_REPOSITORY)
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set(ANTLR4_GIT_REPOSITORY https://github.com/antlr/antlr4.git)
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endif()
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2023-12-03 11:57:23 +08:00
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if(NOT DEFINED ANTLR4_TAG)
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# Set to branch name to keep library updated at the cost of needing to rebuild after 'clean'
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# Set to commit hash to keep the build stable and does not need to rebuild after 'clean'
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set(ANTLR4_TAG master)
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endif()
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# Ensure that the include dir already exists at configure time (to avoid cmake erroring
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# on non-existent include dirs)
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file(MAKE_DIRECTORY "${ANTLR4_INCLUDE_DIRS}")
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if(${CMAKE_GENERATOR} MATCHES "Visual Studio.*")
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set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/runtime/$(Configuration))
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elseif(${CMAKE_GENERATOR} MATCHES "Xcode.*")
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set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/runtime/$(CONFIGURATION))
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else()
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set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/runtime)
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endif()
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if(MSVC)
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set(ANTLR4_STATIC_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/antlr4-runtime-static.lib)
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set(ANTLR4_SHARED_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/antlr4-runtime.lib)
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set(ANTLR4_RUNTIME_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/antlr4-runtime.dll)
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else()
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set(ANTLR4_STATIC_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.a)
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if(MINGW)
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set(ANTLR4_SHARED_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll.a)
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set(ANTLR4_RUNTIME_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll)
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elseif(CYGWIN)
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set(ANTLR4_SHARED_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll.a)
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set(ANTLR4_RUNTIME_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/cygantlr4-runtime-4.13.1.dll)
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elseif(APPLE)
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set(ANTLR4_RUNTIME_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dylib)
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else()
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set(ANTLR4_RUNTIME_LIBRARIES
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${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.so)
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endif()
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endif()
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if(${CMAKE_GENERATOR} MATCHES ".* Makefiles")
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# This avoids
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# 'warning: jobserver unavailable: using -j1. Add '+' to parent make rule.'
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set(ANTLR4_BUILD_COMMAND $(MAKE))
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elseif(${CMAKE_GENERATOR} MATCHES "Visual Studio.*")
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set(ANTLR4_BUILD_COMMAND
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${CMAKE_COMMAND}
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--build .
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--config $(Configuration)
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--target)
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elseif(${CMAKE_GENERATOR} MATCHES "Xcode.*")
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set(ANTLR4_BUILD_COMMAND
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${CMAKE_COMMAND}
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--build .
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--config $(CONFIGURATION)
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--target)
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else()
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set(ANTLR4_BUILD_COMMAND
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${CMAKE_COMMAND}
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--build .
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--target)
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endif()
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if(NOT DEFINED ANTLR4_WITH_STATIC_CRT)
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set(ANTLR4_WITH_STATIC_CRT ON)
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endif()
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if(ANTLR4_ZIP_REPOSITORY)
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ExternalProject_Add(
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antlr4_runtime
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PREFIX antlr4_runtime
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URL ${ANTLR4_ZIP_REPOSITORY}
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DOWNLOAD_DIR ${CMAKE_CURRENT_BINARY_DIR}
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BUILD_COMMAND ""
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BUILD_IN_SOURCE 1
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SOURCE_DIR ${ANTLR4_ROOT}
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SOURCE_SUBDIR runtime/Cpp
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CMAKE_CACHE_ARGS
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-DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
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-DWITH_STATIC_CRT:BOOL=${ANTLR4_WITH_STATIC_CRT}
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-DDISABLE_WARNINGS:BOOL=ON
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# -DCMAKE_CXX_STANDARD:STRING=17 # if desired, compile the runtime with a different C++ standard
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# -DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD} # alternatively, compile the runtime with the same C++ standard as the outer project
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INSTALL_COMMAND ""
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EXCLUDE_FROM_ALL 1)
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else()
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ExternalProject_Add(
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antlr4_runtime
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PREFIX antlr4_runtime
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GIT_REPOSITORY ${ANTLR4_GIT_REPOSITORY}
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GIT_TAG ${ANTLR4_TAG}
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GIT_SHALLOW 1
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DOWNLOAD_DIR ${CMAKE_CURRENT_BINARY_DIR}
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BUILD_COMMAND ""
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BUILD_IN_SOURCE 1
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SOURCE_DIR ${ANTLR4_ROOT}
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SOURCE_SUBDIR runtime/Cpp
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CMAKE_CACHE_ARGS
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-DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
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-DWITH_STATIC_CRT:BOOL=${ANTLR4_WITH_STATIC_CRT}
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-DDISABLE_WARNINGS:BOOL=ON
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# -DCMAKE_CXX_STANDARD:STRING=17 # if desired, compile the runtime with a different C++ standard
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# -DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD} # alternatively, compile the runtime with the same C++ standard as the outer project
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INSTALL_COMMAND ""
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EXCLUDE_FROM_ALL 1)
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endif()
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# Separate build step as rarely people want both
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set(ANTLR4_BUILD_DIR ${ANTLR4_ROOT})
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if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14.0")
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# CMake 3.14 builds in above's SOURCE_SUBDIR when BUILD_IN_SOURCE is true
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set(ANTLR4_BUILD_DIR ${ANTLR4_ROOT}/runtime/Cpp)
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endif()
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ExternalProject_Add_Step(
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antlr4_runtime
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build_static
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COMMAND ${ANTLR4_BUILD_COMMAND} antlr4_static
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# Depend on target instead of step (a custom command)
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# to avoid running dependent steps concurrently
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DEPENDS antlr4_runtime
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BYPRODUCTS ${ANTLR4_STATIC_LIBRARIES}
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EXCLUDE_FROM_MAIN 1
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WORKING_DIRECTORY ${ANTLR4_BUILD_DIR})
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ExternalProject_Add_StepTargets(antlr4_runtime build_static)
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add_library(antlr4_static STATIC IMPORTED)
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add_dependencies(antlr4_static antlr4_runtime-build_static)
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set_target_properties(antlr4_static PROPERTIES
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IMPORTED_LOCATION ${ANTLR4_STATIC_LIBRARIES})
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target_include_directories(antlr4_static
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INTERFACE
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${ANTLR4_INCLUDE_DIRS}
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)
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ExternalProject_Add_Step(
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antlr4_runtime
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build_shared
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COMMAND ${ANTLR4_BUILD_COMMAND} antlr4_shared
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# Depend on target instead of step (a custom command)
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# to avoid running dependent steps concurrently
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DEPENDS antlr4_runtime
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BYPRODUCTS ${ANTLR4_SHARED_LIBRARIES} ${ANTLR4_RUNTIME_LIBRARIES}
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EXCLUDE_FROM_MAIN 1
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WORKING_DIRECTORY ${ANTLR4_BUILD_DIR})
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ExternalProject_Add_StepTargets(antlr4_runtime build_shared)
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add_library(antlr4_shared SHARED IMPORTED)
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add_dependencies(antlr4_shared antlr4_runtime-build_shared)
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set_target_properties(antlr4_shared PROPERTIES
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IMPORTED_LOCATION ${ANTLR4_RUNTIME_LIBRARIES})
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target_include_directories(antlr4_shared
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INTERFACE
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${ANTLR4_INCLUDE_DIRS}
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)
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if(ANTLR4_SHARED_LIBRARIES)
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set_target_properties(antlr4_shared PROPERTIES
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IMPORTED_IMPLIB ${ANTLR4_SHARED_LIBRARIES})
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endif()
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macro(antlr4cpp_process_grammar
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antlr4cpp_project
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antlr4cpp_project_namespace
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antlr4cpp_grammar_lexer
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antlr4cpp_grammar_parser)
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if(EXISTS "${ANTLR4CPP_JAR_LOCATION}")
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message(STATUS "Found antlr tool: ${ANTLR4CPP_JAR_LOCATION}")
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else()
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message(FATAL_ERROR "Unable to find antlr tool. ANTLR4CPP_JAR_LOCATION:${ANTLR4CPP_JAR_LOCATION}")
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endif()
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message(STATUS "GENERATED_SRC_DIR: ${ANTLR4CPP_GENERATED_SRC_DIR}")
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add_custom_target("antlr4cpp_generation_${antlr4cpp_project_namespace}"
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COMMAND
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${CMAKE_COMMAND} -E make_directory "${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace}"
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COMMAND
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"${Java_JAVA_EXECUTABLE}" -jar "${ANTLR4CPP_JAR_LOCATION}" -Werror -Dlanguage=Cpp -listener -visitor -o "${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace}" -package ${antlr4cpp_project_namespace} "${antlr4cpp_grammar_lexer}" "${antlr4cpp_grammar_parser}"
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WORKING_DIRECTORY "${CMAKE_BINARY_DIR}"
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DEPENDS "${antlr4cpp_grammar_lexer}" "${antlr4cpp_grammar_parser}"
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COMMENT "Generating ${antlr4cpp_project_namespace} with antlr4cpp"
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)
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# message(STATUS "Generate Command: ${Java_JAVA_EXECUTABLE} -jar ${ANTLR4CPP_JAR_LOCATION} -Werror -Dlanguage=Cpp -listener -visitor -o ${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace} -package ${antlr4cpp_project_namespace} ${antlr4cpp_grammar_lexer} ${antlr4cpp_grammar_parser}")
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# Find all the input files
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FILE(GLOB generated_files ${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace}/*.cpp)
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# export generated cpp files into list
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foreach(generated_file ${generated_files})
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list(APPEND antlr4cpp_src_files_${antlr4cpp_project_namespace} ${generated_file})
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set_source_files_properties(
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${generated_file}
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PROPERTIES
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COMPILE_FLAGS -Wno-overloaded-virtual
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)
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endforeach(generated_file)
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message(STATUS "Antlr4Cpp ${antlr4cpp_project_namespace} Generated: ${generated_files}")
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# export generated include directory
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set(antlr4cpp_include_dirs_${antlr4cpp_project_namespace} ${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace})
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message(STATUS "Antlr4Cpp ${antlr4cpp_project_namespace} include: ${ANTLR4CPP_GENERATED_SRC_DIR}/${antlr4cpp_project_namespace}")
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endmacro()
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