93 lines
1.9 KiB
Makefile
93 lines
1.9 KiB
Makefile
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DEFAULT_HOST!=../default-host.sh
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HOST?=DEFAULT_HOST
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HOSTARCH!=../target-triplet-to-arch.sh $(HOST)
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CFLAGS?=-O2 -g
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CPPFLAGS?=
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LDFLAGS?=
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LIBS?=
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DESTDIR?=
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PREFIX?=/usr/local
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EXEC_PREFIX?=$(PREFIX)
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INCLUDEDIR?=$(PREFIX)/include
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LIBDIR?=$(EXEC_PREFIX)/lib
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CFLAGS:=$(CFLAGS) -ffreestanding -Wall -Wextra
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CPPFLAGS:=$(CPPFLAGS) -D__is_libc -Iinclude
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LIBK_CFLAGS:=$(CFLAGS)
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LIBK_CPPFLAGS:=$(CPPFLAGS) -D__is_libk
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ARCHDIR=arch/$(HOSTARCH)
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include $(ARCHDIR)/make.config
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CFLAGS:=$(CFLAGS) $(ARCH_CFLAGS)
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CPPFLAGS:=$(CPPFLAGS) $(ARCH_CPPFLAGS)
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LIBK_CFLAGS:=$(LIBK_CFLAGS) $(KERNEL_ARCH_CFLAGS)
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LIBK_CPPFLAGS:=$(LIBK_CPPFLAGS) $(KERNEL_ARCH_CPPFLAGS)
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FREEOBJS=\
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$(ARCH_FREEOBJS) \
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stdio/printf.o \
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stdio/putchar.o \
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stdio/puts.o \
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stdlib/abort.o \
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string/memcmp.o \
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string/memcpy.o \
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string/memmove.o \
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string/memset.o \
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string/strlen.o \
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HOSTEDOBJS=\
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$(ARCH_HOSTEDOBJS) \
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OBJS=\
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$(FREEOBJS) \
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$(HOSTEDOBJS) \
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LIBK_OBJS=$(FREEOBJS:.o=.libk.o)
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#BINARIES=libc.a libk.a # Not ready for libc yet.
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BINARIES=libk.a
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.PHONY: all clean install install-headers install-libs
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.SUFFIXES: .o .libk.o .c .S
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all: $(BINARIES)
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libc.a: $(OBJS)
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$(AR) rcs $@ $(OBJS)
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libk.a: $(LIBK_OBJS)
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$(AR) rcs $@ $(LIBK_OBJS)
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.c.o:
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$(CC) -MD -c $< -o $@ -std=gnu11 $(CFLAGS) $(CPPFLAGS)
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.S.o:
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$(CC) -MD -c $< -o $@ $(CFLAGS) $(CPPFLAGS)
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.c.libk.o:
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$(CC) -MD -c $< -o $@ -std=gnu11 $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
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.S.libk.o:
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$(CC) -MD -c $< -o $@ $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
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clean:
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rm -f $(BINARIES) *.a
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rm -f $(OBJS) $(LIBK_OBJS) *.o */*.o */*/*.o
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rm -f $(OBJS:.o=.d) $(LIBK_OBJS:.o=.d) *.d */*.d */*/*.d
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install: install-headers install-libs
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install-headers:
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mkdir -p $(DESTDIR)$(INCLUDEDIR)
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cp -R --preserve=timestamps include/. $(DESTDIR)$(INCLUDEDIR)/.
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install-libs: $(BINARIES)
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mkdir -p $(DESTDIR)$(LIBDIR)
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cp $(BINARIES) $(DESTDIR)$(LIBDIR)
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-include $(OBJS:.o=.d)
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-include $(LIBK_OBJS:.o=.d)
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