chore: Update makefiles and doxygen

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

Userspace/.gitmodules

@@ -1,3 +0,0 @@
-[submodule "musl"]
-	path = musl
-	url = https://git.musl-libc.org/cgit/musl

Userspace/LICENSE

@@ -1,29 +0,0 @@
-BSD 3-Clause License
-
-Copyright (c) 2024, EnderIce2
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are met:
-
-1. Redistributions of source code must retain the above copyright notice, this
-   list of conditions and the following disclaimer.
-
-2. Redistributions in binary form must reproduce the above copyright notice,
-   this list of conditions and the following disclaimer in the documentation
-   and/or other materials provided with the distribution.
-
-3. Neither the name of the copyright holder nor the names of its
-   contributors may be used to endorse or promote products derived from
-   this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Userspace/Makefile

@@ -1,46 +1,41 @@
-# Config file
-include ../config.mk
+export CC := $(__CONF_CC)
+export CXX := $(__CONF_CXX)
+export LD := $(__CONF_LD)
+export AS := $(__CONF_AS)
+export AR := $(__CONF_AR)
+export OBJDUMP := $(__CONF_OBJDUMP)
 
-cwd := $(CURDIR)
-PREFIX := $(cwd)/out/
-TARGET := x86_64-fennix
-
-export CROSS_COMPILE := $(cwd)/../tools/cross/bin/$(TARGET)-
-export CC := $(cwd)/../tools/cross/bin/$(TARGET)-gcc
-export LD := $(cwd)/../tools/cross/bin/$(TARGET)-ld
-export AR := $(cwd)/../tools/cross/bin/$(TARGET)-ar
-export STRIP := $(cwd)/../tools/cross/bin/$(TARGET)-strip
-export RANLIB := $(cwd)/../tools/cross/bin/$(TARGET)-ranlib
-export LD_LIBRARY_PATH := $(cwd)/out/lib/
+export WORKSPACE_DIR = $(CURDIR)
 
 ifeq ($(DEBUG), 1)
-export CFLAGS := --sysroot=$(cwd)/out/ -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fverbose-asm
-export LDFLAGS := -ggdb3 -O0
-else
-export CFLAGS := --sysroot=$(cwd)/out/
-endif
 
-ifeq ($(USERSPACE_STATIC_LIBS), 1)
-MUSL_CONFIGURE_FLAGS := --enable-static --disable-shared
-else
-MUSL_CONFIGURE_FLAGS := --enable-shared --enable-static
-endif
+export LDFLAGS := --sysroot=$(WORKSPACE_DIR)/out/ \
+	-ggdb3 -O0
+export CFLAGS := \
+	--sysroot=$(WORKSPACE_DIR)/out/ \
+	-I$(WORKSPACE_DIR)/out/include \
+	-DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fverbose-asm
 
-ifeq ($(DEBUG), 1)
-MUSL_CONFIGURE_FLAGS += --enable-debug
-endif
+else # DEBUG
+
+export LDFLAGS := --sysroot=$(WORKSPACE_DIR)/out/
+export CFLAGS := \
+	--sysroot=$(WORKSPACE_DIR)/out/ \
+	-I$(WORKSPACE_DIR)/out/include
+
+endif # DEBUG
 
 create_out:
 	rm -rf out
 	mkdir -p out
 	mkdir -p out/bin
 	mkdir -p out/lib
-	mkdir -p out/include
+	mkdir -p out/include/fennix
 	mkdir -p out/usr/bin
-	mkdir -p out/usr/share
 	mkdir -p out/usr/share/doc
 	mkdir -p out/usr/share/info
 	mkdir -p out/usr/include
+	cp $(WORKSPACE_DIR)/../Kernel/include/interface/*  $(WORKSPACE_DIR)/out/include/fennix/
 
 build: create_out
 	make -C libc build