BuildSystem: Rework the whole cmake build system

Now files are installed using the install() command instead of manually
copying files to their destinations. This allows automatic recompilation
of headers that did not work previously

userspace/aoc2023/day20/CMakeLists.txt

@@ -1,22 +1,9 @@
-cmake_minimum_required(VERSION 3.26)
-
-project(aoc2023_day20 CXX)
-
 set(SOURCES
 	main.cpp
 )
 
 add_executable(aoc2023_day20 ${SOURCES})
-target_compile_options(aoc2023_day20 PUBLIC -O2 -g)
-target_link_libraries(aoc2023_day20 PUBLIC libc ban)
+banan_link_library(aoc2023_day20 ban)
+banan_link_library(aoc2023_day20 libc)
 
-add_dependencies(aoc2023_day20 libc-install ban-install)
-
-add_custom_target(aoc2023_day20-install
-	COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/aoc2023_day20 ${BANAN_AOC2023_BIN}/day20
-	DEPENDS aoc2023_day20
-	DEPENDS aoc2023_always
-)
-
-add_dependencies(aoc2023 aoc2023_day20)
-add_dependencies(aoc2023-install aoc2023_day20-install)
+install(TARGETS aoc2023_day20)

userspace/aoc2023/day20/main.cpp

@@ -30,6 +30,8 @@ struct Module
 	BAN::String name;
 	BAN::Vector<BAN::String> targets;
 
+	virtual ~Module() {}
+
 	virtual void handle_signal(const Signal& signal, BAN::Queue<Signal>& signal_queue) = 0;
 };