--- /dev/null
+cmake_minimum_required(VERSION 3.7)
+
+include(ExternalProject)
+
+set(ANTLR4_ROOT ${CMAKE_CURRENT_BINARY_DIR}/antlr4_runtime/src/antlr4_runtime)
+set(ANTLR4_INCLUDE_DIRS ${ANTLR4_ROOT}/runtime/Cpp/runtime/src)
+set(ANTLR4_GIT_REPOSITORY https://github.com/antlr/antlr4.git)
+if(NOT DEFINED ANTLR4_TAG)
+ # Set to branch name to keep library updated at the cost of needing to rebuild after 'clean'
+ # Set to commit hash to keep the build stable and does not need to rebuild after 'clean'
+ set(ANTLR4_TAG master)
+endif()
+
+if(${CMAKE_GENERATOR} MATCHES "Visual Studio.*")
+ set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/dist/$(Configuration))
+elseif(${CMAKE_GENERATOR} MATCHES "Xcode.*")
+ set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/dist/$(CONFIGURATION))
+else()
+ set(ANTLR4_OUTPUT_DIR ${ANTLR4_ROOT}/runtime/Cpp/dist)
+endif()
+
+if(MSVC)
+ set(ANTLR4_STATIC_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/antlr4-runtime-static.lib)
+ set(ANTLR4_SHARED_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/antlr4-runtime.lib)
+ set(ANTLR4_RUNTIME_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/antlr4-runtime.dll)
+else()
+ set(ANTLR4_STATIC_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.a)
+ if(MINGW)
+ set(ANTLR4_SHARED_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll.a)
+ set(ANTLR4_RUNTIME_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll)
+ elseif(CYGWIN)
+ set(ANTLR4_SHARED_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dll.a)
+ set(ANTLR4_RUNTIME_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/cygantlr4-runtime-4.9.2.dll)
+ elseif(APPLE)
+ set(ANTLR4_RUNTIME_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.dylib)
+ else()
+ set(ANTLR4_RUNTIME_LIBRARIES
+ ${ANTLR4_OUTPUT_DIR}/libantlr4-runtime.so)
+ endif()
+endif()
+
+if(${CMAKE_GENERATOR} MATCHES ".* Makefiles")
+ # This avoids
+ # 'warning: jobserver unavailable: using -j1. Add '+' to parent make rule.'
+ set(ANTLR4_BUILD_COMMAND $(MAKE))
+elseif(${CMAKE_GENERATOR} MATCHES "Visual Studio.*")
+ set(ANTLR4_BUILD_COMMAND
+ ${CMAKE_COMMAND}
+ --build .
+ --config $(Configuration)
+ --target)
+elseif(${CMAKE_GENERATOR} MATCHES "Xcode.*")
+ set(ANTLR4_BUILD_COMMAND
+ ${CMAKE_COMMAND}
+ --build .
+ --config $(CONFIGURATION)
+ --target)
+else()
+ set(ANTLR4_BUILD_COMMAND
+ ${CMAKE_COMMAND}
+ --build .
+ --target)
+endif()
+
+if(NOT DEFINED ANTLR4_WITH_STATIC_CRT)
+ set(ANTLR4_WITH_STATIC_CRT ON)
+endif()
+
+if(ANTLR4_ZIP_REPOSITORY)
+ ExternalProject_Add(
+ antlr4_runtime
+ PREFIX antlr4_runtime
+ URL ${ANTLR4_ZIP_REPOSITORY}
+ DOWNLOAD_DIR ${CMAKE_CURRENT_BINARY_DIR}
+ BUILD_COMMAND ""
+ BUILD_IN_SOURCE 1
+ SOURCE_DIR ${ANTLR4_ROOT}
+ SOURCE_SUBDIR runtime/Cpp
+ CMAKE_CACHE_ARGS
+ -DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
+ -DWITH_STATIC_CRT:BOOL=${ANTLR4_WITH_STATIC_CRT}
+ # -DCMAKE_CXX_STANDARD:STRING=17 # if desired, compile the runtime with a different C++ standard
+ # -DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD} # alternatively, compile the runtime with the same C++ standard as the outer project
+ INSTALL_COMMAND ""
+ EXCLUDE_FROM_ALL 1)
+else()
+ ExternalProject_Add(
+ antlr4_runtime
+ PREFIX antlr4_runtime
+ GIT_REPOSITORY ${ANTLR4_GIT_REPOSITORY}
+ GIT_TAG ${ANTLR4_TAG}
+ DOWNLOAD_DIR ${CMAKE_CURRENT_BINARY_DIR}
+ BUILD_COMMAND ""
+ BUILD_IN_SOURCE 1
+ SOURCE_DIR ${ANTLR4_ROOT}
+ SOURCE_SUBDIR runtime/Cpp
+ CMAKE_CACHE_ARGS
+ -DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
+ -DWITH_STATIC_CRT:BOOL=${ANTLR4_WITH_STATIC_CRT}
+ # -DCMAKE_CXX_STANDARD:STRING=17 # if desired, compile the runtime with a different C++ standard
+ # -DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD} # alternatively, compile the runtime with the same C++ standard as the outer project
+ INSTALL_COMMAND ""
+ EXCLUDE_FROM_ALL 1)
+endif()
+
+# Seperate build step as rarely people want both
+set(ANTLR4_BUILD_DIR ${ANTLR4_ROOT})
+if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14.0")
+ # CMake 3.14 builds in above's SOURCE_SUBDIR when BUILD_IN_SOURCE is true
+ set(ANTLR4_BUILD_DIR ${ANTLR4_ROOT}/runtime/Cpp)
+endif()
+
+ExternalProject_Add_Step(
+ antlr4_runtime
+ build_static
+ COMMAND ${ANTLR4_BUILD_COMMAND} antlr4_static
+ # Depend on target instead of step (a custom command)
+ # to avoid running dependent steps concurrently
+ DEPENDS antlr4_runtime
+ BYPRODUCTS ${ANTLR4_STATIC_LIBRARIES}
+ EXCLUDE_FROM_MAIN 1
+ WORKING_DIRECTORY ${ANTLR4_BUILD_DIR})
+ExternalProject_Add_StepTargets(antlr4_runtime build_static)
+
+add_library(antlr4_static STATIC IMPORTED)
+add_dependencies(antlr4_static antlr4_runtime-build_static)
+set_target_properties(antlr4_static PROPERTIES
+ IMPORTED_LOCATION ${ANTLR4_STATIC_LIBRARIES})
+
+ExternalProject_Add_Step(
+ antlr4_runtime
+ build_shared
+ COMMAND ${ANTLR4_BUILD_COMMAND} antlr4_shared
+ # Depend on target instead of step (a custom command)
+ # to avoid running dependent steps concurrently
+ DEPENDS antlr4_runtime
+ BYPRODUCTS ${ANTLR4_SHARED_LIBRARIES} ${ANTLR4_RUNTIME_LIBRARIES}
+ EXCLUDE_FROM_MAIN 1
+ WORKING_DIRECTORY ${ANTLR4_BUILD_DIR})
+ExternalProject_Add_StepTargets(antlr4_runtime build_shared)
+
+add_library(antlr4_shared SHARED IMPORTED)
+add_dependencies(antlr4_shared antlr4_runtime-build_shared)
+set_target_properties(antlr4_shared PROPERTIES
+ IMPORTED_LOCATION ${ANTLR4_RUNTIME_LIBRARIES})
+if(ANTLR4_SHARED_LIBRARIES)
+ set_target_properties(antlr4_shared PROPERTIES
+ IMPORTED_IMPLIB ${ANTLR4_SHARED_LIBRARIES})
+endif()
projects / toc / blobdiff