Initial commit from sysy-main

CMakeLists.txt

@@ -0,0 +1,39 @@
+cmake_minimum_required (VERSION 3.19)
+
+# cmake_policy(SET CMP0135 OLD)
+
+set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+project(sysy
+  VERSION 0.0.0.1
+  DESCRIPTION "The SysY language compiler"
+  LANGUAGES CXX
+)
+
+set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard to conform to")
+set(CMAKE_CXX_STANDARD_REQUIRED YES)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+if(NOT CMAKE_BUILD_TYPE)
+  message(STATUS "Build type not set, falling back to Debug mode.")
+  set(CMAKE_BUILD_TYPE "Release" CACHE STRING
+      "Choose the type of build, options are: Debug Release." FORCE)
+endif(NOT CMAKE_BUILD_TYPE)
+
+# Set output directories
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib)
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib)
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
+
+# ANTLR
+set(ANTLR_EXECUTABLE "${PROJECT_SOURCE_DIR}/antlr/antlr-4.13.2-complete.jar")
+set(ANTLR_RUNTIME "${PROJECT_SOURCE_DIR}/antlr/antlr4-runtime-4.13.2")
+
+set(ANTLR4_INSTALL ON)
+set(WITH_DEMO OFF)
+set(ANTLR_BUILD_CPP_TESTS OFF)
+add_subdirectory(${ANTLR_RUNTIME})
+
+# Project source files
+add_subdirectory(src)