CMake: Add compilation targets

CMakeLists.txt

@@ -0,0 +1,94 @@
+# ------------------------------------------
+# User config between these lines
+
+# Set project name
+set(PROJECT "garbage")
+
+# Unit tests
+option(GARBAGE_BUILD_TESTS "Build the GarbAGE test programs" ON)
+
+# ------------------------------------------
+
+cmake_minimum_required(VERSION 3.16 FATAL_ERROR)
+project(${PROJECT} CXX)
+
+# ------------------------------------------
+# Setup C++ compiler
+
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+# Compiler flags used for all build types
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wpedantic")
+# -Wall      = All warnings about contructions that are easily avoidable
+# -Wextra    = Extra warning flags not covered by -Wall
+# -Wpedantic = Warnings for compiler extensions not part of the standard
+
+# Set default build type if not specified
+set(DEFAULT_BUILD_TYPE Release)
+if(EXISTS ${CMAKE_SOURCE_DIR}/.git)
+	set(DEFAULT_BUILD_TYPE Debug)
+endif()
+if(NOT CMAKE_BUILD_TYPE)
+	set(CMAKE_BUILD_TYPE ${DEFAULT_BUILD_TYPE})
+endif()
+
+# Set build type specific compiler flags
+message("--- ${CMAKE_BUILD_TYPE} ---")
+if(${CMAKE_BUILD_TYPE} STREQUAL Debug)
+	set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Og -g -pg")
+	# -Og = Optimizations that do not interfere with debugging
+	# -g  = Produce debugging information in OS's native format
+	# -pg = Generate profile information for analysis with gprof
+	# $ gprof <PROJECT> gmon.out > profile-data.txt
+elseif(${CMAKE_BUILD_TYPE} STREQUAL Release)
+	set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
+	# -O3 = Optimizations that increase compilation time and performance
+endif()
+
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# ------------------------------------------
+# Library
+
+set(RUC_BUILD_TESTS OFF)
+add_subdirectory("vendor/ruc")
+
+# ------------------------------------------
+# Application target
+
+# Define source files
+file(GLOB_RECURSE PROJECT_SOURCES "src/*.cpp")
+set(PROJECT_SOURCES ${PROJECT_SOURCES})
+
+add_executable(${PROJECT} ${PROJECT_SOURCES})
+target_include_directories(${PROJECT} PRIVATE
+	"src"
+	"vendor/ruc/src")
+target_link_libraries(${PROJECT} ruc)
+
+# ------------------------------------------
+# Execute target
+
+add_custom_target(run
+    COMMAND ${PROJECT})
+add_dependencies(run ${PROJECT})
+
+# ------------------------------------------
+# Unit test target
+
+if (GARBAGE_BUILD_TESTS)
+	# Define test source files
+	file(GLOB_RECURSE TEST_SOURCES "test/*.cpp")
+	set(TEST_SOURCES ${TEST_SOURCES} ${PROJECT_SOURCES})
+	list(REMOVE_ITEM TEST_SOURCES "${CMAKE_SOURCE_DIR}/src/main.cpp")
+
+	add_executable(${PROJECT}-unit-test ${TEST_SOURCES})
+	target_include_directories(${PROJECT}-unit-test PRIVATE
+		"src"
+		"test"
+		"vendor/ruc/src"
+		"vendor/ruc/test")
+	target_link_libraries(${PROJECT}-unit-test ruc-test)
+endif()