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CMakeLists.txt
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CMakeLists.txt
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# minimum required CMAKE version
CMAKE_MINIMUM_REQUIRED(VERSION 3.7 FATAL_ERROR)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
# compiler must be 11 or 14
set(CMAKE_CXX_STANDARD 17)
# required if linking to static library
add_definitions(-DANTLR4CPP_STATIC)
# using /MD flag for antlr4_runtime (for Visual C++ compilers only)
set(ANTLR4_WITH_STATIC_CRT OFF)
# add external build for antlrcpp
include(ExternalAntlr4Cpp)
# add antrl4cpp artifacts to project environment
include_directories(${ANTLR4_INCLUDE_DIRS})
# set variable pointing to the antlr tool that supports C++
# this is not required if the jar file can be found under PATH environment
set(ANTLR_EXECUTABLE /home/abhi/test_antlr/tools/antlr-4.10.1-complete.jar)
# add macros to generate ANTLR Cpp code from grammar
find_package(ANTLR REQUIRED)
# Call macro to add lexer and grammar to your build dependencies.
antlr_target(SampleGrammarLexer TLexer.g4 LEXER
PACKAGE antlrcpptest)
antlr_target(SampleGrammarParser TParser.g4 PARSER
PACKAGE antlrcpptest
DEPENDS_ANTLR SampleGrammarLexer
COMPILE_FLAGS -lib ${ANTLR_SampleGrammarLexer_OUTPUT_DIR})
# include generated files in project environment
include_directories(${ANTLR_SampleGrammarLexer_OUTPUT_DIR})
include_directories(${ANTLR_SampleGrammarParser_OUTPUT_DIR})
# add generated grammar to demo binary target
add_executable(demo main.cpp
${ANTLR_SampleGrammarLexer_CXX_OUTPUTS}
${ANTLR_SampleGrammarParser_CXX_OUTPUTS})
target_link_libraries(demo antlr4_static)