BuildSystem: We are now using cmake instead of plain make

I have been annoyed for a while since I had to build everything
when running the os since the buildsystem was really bad.

I wanted to rewrite the whole build system and changed to using cmake

:)

libc/CMakeLists.txt

@@ -0,0 +1,8 @@
+cmake_minimum_required(VERSION 3.26)
+
+project(libc CXX)
+
+add_custom_target(libc-install
+	COMMAND cp -r ${CMAKE_CURRENT_SOURCE_DIR}/include/* ${BANAN_INCLUDE}
+	DEPENDS sysroot
+)

libc/Makefile

@@ -1,95 +0,0 @@
-DEFAULT_HOST!=../default-host.sh
-HOST?=DEFAULT_HOST
-HOSTARCH!=../target-triplet-to-arch.sh $(HOST)
- 
-CFLAGS?=-O2 -g
-CPPFLAGS?=
-LDFLAGS?=
-LIBS?=
- 
-DESTDIR?=
-PREFIX?=/usr/local
-EXEC_PREFIX?=$(PREFIX)
-INCLUDEDIR?=$(PREFIX)/include
-LIBDIR?=$(EXEC_PREFIX)/lib
- 
-CFLAGS:=$(CFLAGS) -D__is_libc -Iinclude -ffreestanding -Wall -Wextra -Werror=return-type
-CPPFLAGS:=$(CPPFLAGS)
-LIBK_CFLAGS:=$(CFLAGS) -D__is_libk
-LIBK_CPPFLAGS:=$(CPPFLAGS)
- 
-ARCHDIR=arch/$(HOSTARCH)
- 
-include $(ARCHDIR)/make.config
- 
-CFLAGS:=$(CFLAGS) $(ARCH_CFLAGS)
-CPPFLAGS:=$(CPPFLAGS) $(ARCH_CPPFLAGS)
-LIBK_CFLAGS:=$(LIBK_CFLAGS) $(KERNEL_ARCH_CFLAGS)
-LIBK_CPPFLAGS:=$(LIBK_CPPFLAGS) $(KERNEL_ARCH_CPPFLAGS)
- 
-BUILDDIR=$(abspath build)
- 
-FREEOBJS=\
-$(ARCH_FREEOBJS) \
-ctype.o \
-stdio/printf.o \
-stdio/putchar.o \
-stdio/puts.o \
-stdlib/abort.o \
-string.o \
- 
-HOSTEDOBJS=\
-$(ARCH_HOSTEDOBJS) \
- 
-OBJS=\
-$(FREEOBJS) \
-$(HOSTEDOBJS) \
- 
-LIBK_OBJS=$(FREEOBJS:.o=.libk.o)
- 
-#BINARIES=libc.a libk.a # Not ready for libc yet.
-BINARIES=libk.a
- 
-.PHONY: all always clean install install-headers install-libs
-.SUFFIXES: .o .libk.o .cpp .S
- 
-all: $(BINARIES)
- 
-libc.a: always $(OBJS)
-	cd $(BUILDDIR) && $(AR) rcs $@ $(OBJS)
- 
-libk.a: always $(LIBK_OBJS)
-	cd $(BUILDDIR) && $(AR) rcs $@ $(LIBK_OBJS)
- 
-.cpp.o:
-	$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(CFLAGS) $(CPPFLAGS)
- 
-.S.o:
-	$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(CFLAGS) $(CPPFLAGS)
- 
-.cpp.libk.o:
-	$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
- 
-.S.libk.o:
-	$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
- 
-clean:
-	rm -rf $(BUILDDIR)
- 
-always:
-	mkdir -p $(BUILDDIR)/stdio
-	mkdir -p $(BUILDDIR)/stdlib
-	mkdir -p $(BUILDDIR)/string
- 
-install: install-headers install-libs
- 
-install-headers:
-	mkdir -p $(DESTDIR)$(INCLUDEDIR)
-	cp -R --preserve=timestamps include/. $(DESTDIR)$(INCLUDEDIR)/.
- 
-install-libs: $(BINARIES)
-	mkdir -p $(DESTDIR)$(LIBDIR)
-	cp $(BUILDDIR)/$(BINARIES) $(DESTDIR)$(LIBDIR)
- 
--include $(OBJS:.o=.d)
--include $(LIBK_OBJS:.o=.d)

libc/arch/i386/make.config

@@ -1,8 +0,0 @@
-ARCH_CFLAGS=
-ARCH_CPPFLAGS=
-KERNEL_ARCH_CFLAGS=
-KERNEL_ARCH_CPPFLAGS=
- 
-ARCH_FREEOBJS=\
- 
-ARCH_HOSTEDOBJS=\

libc/arch/x86_64/make.config

@@ -1,8 +0,0 @@
-ARCH_CFLAGS=
-ARCH_CPPFLAGS=
-KERNEL_ARCH_CFLAGS=
-KERNEL_ARCH_CPPFLAGS=
- 
-ARCH_FREEOBJS=\
- 
-ARCH_HOSTEDOBJS=\