BuildSystem: Move all userpace libraries under the userspace directory

As the number of libraries is increasing, root directory starts to
expand. This adds better organization for libraries

CMakeLists.txt

@@ -19,12 +19,6 @@ set(BANAN_BOOT ${BANAN_SYSROOT}/boot)
 add_subdirectory(kernel)
 add_subdirectory(bootloader)
 add_subdirectory(BAN)
-add_subdirectory(libc)
-add_subdirectory(LibELF)
-add_subdirectory(LibFont)
-add_subdirectory(LibGUI)
-add_subdirectory(LibImage)
-add_subdirectory(LibInput)
 add_subdirectory(userspace)
 
 add_custom_target(sysroot
@@ -35,24 +29,13 @@ add_custom_target(sysroot
 add_custom_target(headers
 	DEPENDS kernel-headers
 	DEPENDS ban-headers
-	DEPENDS libc-headers
-	DEPENDS libelf-headers
-	DEPENDS libfont-headers
-	DEPENDS libgui-headers
-	DEPENDS libimage-headers
-	DEPENDS libinput-headers
+	DEPENDS userspace-headers
 )
 
 add_custom_target(install-sysroot
 	DEPENDS kernel-install
 	DEPENDS ban-install
-	DEPENDS libc-install
 	DEPENDS userspace-install
-	DEPENDS libelf-install
-	DEPENDS libfont-install
-	DEPENDS libgui-install
-	DEPENDS libimage-install
-	DEPENDS libinput-install
 )
 
 add_custom_target(package-sysroot

bootloader/installer/CMakeLists.txt

@@ -18,5 +18,5 @@ set(SOURCES
 add_executable(banan_os-bootloader-installer ${SOURCES})
 target_compile_options(banan_os-bootloader-installer PRIVATE -O2 -std=c++20)
 target_compile_definitions(banan_os-bootloader-installer PRIVATE __arch=${BANAN_ARCH})
-target_include_directories(banan_os-bootloader-installer PRIVATE ${CMAKE_SOURCE_DIR}/../../LibELF/include)
+target_include_directories(banan_os-bootloader-installer PRIVATE ${CMAKE_SOURCE_DIR}/../../userspace/libraries/LibELF/include)
 target_include_directories(banan_os-bootloader-installer PRIVATE ${CMAKE_SOURCE_DIR}/../../kernel/include)

kernel/CMakeLists.txt

@@ -148,22 +148,21 @@ set(KLIBC_SOURCES
 )
 
 set(LIBELF_SOURCES
-	../LibELF/LibELF/LoadableELF.cpp
+	../userspace/libraries/LibELF/LibELF/LoadableELF.cpp
 )
 
 set(LIBFONT_SOURCES
-	../LibFont/Font.cpp
-	../LibFont/PSF.cpp
+	../userspace/libraries/LibFont/Font.cpp
+	../userspace/libraries/LibFont/PSF.cpp
 )
 
 set(LIBINPUT_SOURCE
-	../LibInput/KeyboardLayout.cpp
-	../LibInput/KeyEvent.cpp
+	../userspace/libraries/LibInput/KeyboardLayout.cpp
+	../userspace/libraries/LibInput/KeyEvent.cpp
 )
 
 set(KERNEL_SOURCES
 	${KERNEL_SOURCES}
-	${LAI_SOURCES}
 	${BAN_SOURCES}
 	${KLIBC_SOURCES}
 	${LIBELF_SOURCES}
@@ -199,8 +198,6 @@ endif()
 
 target_link_options(kernel PUBLIC -ffreestanding -nostdlib)
 
-set_source_files_properties(${LAI_SOURCES} PROPERTIES COMPILE_FLAGS -Wno-stack-usage)
-
 add_custom_target(kernel-headers
 	COMMAND ${CMAKE_COMMAND} -E copy_directory_if_different ${CMAKE_CURRENT_SOURCE_DIR}/include/ ${BANAN_INCLUDE}/
 	DEPENDS sysroot

userspace/CMakeLists.txt

@@ -48,12 +48,15 @@ set(USERSPACE_PROJECTS
 	yes
 )
 
+add_subdirectory(libraries)
+
 foreach(USERSPACE_PROJECT ${USERSPACE_PROJECTS})
 	add_subdirectory(${USERSPACE_PROJECT})
 endforeach()
 
-add_custom_target(userspace)
-add_custom_target(userspace-install DEPENDS userspace)
+add_custom_target(userspace DEPENDS libraries)
+add_custom_target(userspace-headers DEPENDS libraries-headers)
+add_custom_target(userspace-install DEPENDS userspace libraries-install)
 
 add_subdirectory(aoc2023)
 

userspace/libraries/CMakeLists.txt

@@ -0,0 +1,33 @@
+cmake_minimum_required(VERSION 3.26)
+
+project(libraries CXX)
+
+set(USERSPACE_LIBRARIES
+	LibC
+	LibELF
+	LibFont
+	LibGUI
+	LibImage
+	LibInput
+)
+
+foreach(LIBRARY ${USERSPACE_LIBRARIES})
+	add_subdirectory(${LIBRARY})
+endforeach()
+
+add_custom_target(libraries)
+add_custom_target(libraries-headers)
+add_custom_target(libraries-install)
+
+foreach(LIBRARY ${USERSPACE_LIBRARIES})
+	string(TOLOWER ${LIBRARY} LIBRARY_LOWER)
+
+	if (TARGET ${LIBRARY_LOWER})
+		add_dependencies(libraries ${LIBRARY_LOWER})
+		# This is to allow cmake to link when libc updates
+		target_link_options(${LIBRARY_LOWER} PRIVATE -nolibc)
+	endif()
+
+	add_dependencies(libraries-headers ${LIBRARY_LOWER}-headers)
+	add_dependencies(libraries-install ${LIBRARY_LOWER}-install)
+endforeach()

userspace/libraries/LibC/CMakeLists.txt

@@ -32,7 +32,7 @@ set(LIBC_SOURCES
 	math.cpp
 	icxxabi.cpp
 
-	../BAN/BAN/Assert.cpp
+	../../../BAN/BAN/Assert.cpp
 )
 
 add_custom_target(libc-headers