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/memcmp.o \ string/memcpy.o \ string/memmove.o \ string/memset.o \ string/strcpy.o \ string/strlen.o \ string/strncpy.o \ string/strstr.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)