101 lines
2.0 KiB
Makefile
101 lines
2.0 KiB
Makefile
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:=$(CFLAGS) -D__is_libc -Iinclude -ffreestanding -Wall -Wextra
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CPPFLAGS:=$(CPPFLAGS)
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LIBK_CFLAGS:=$(CFLAGS) -D__is_libk
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LIBK_CPPFLAGS:=$(CPPFLAGS)
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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) $(KERNEL_ARCH_CPPFLAGS)
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BUILDDIR=$(abspath build)
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FREEOBJS=\
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$(ARCH_FREEOBJS) \
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stdio/printf.o \
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stdio/putchar.o \
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stdio/puts.o \
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stdlib/abort.o \
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string/memcmp.o \
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string/memcpy.o \
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string/memmove.o \
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string/memset.o \
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string/strcpy.o \
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string/strlen.o \
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string/strncpy.o \
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string/strstr.o \
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HOSTEDOBJS=\
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$(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 always clean install install-headers install-libs
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.SUFFIXES: .o .libk.o .cpp .S
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all: $(BINARIES)
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libc.a: always $(OBJS)
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cd $(BUILDDIR) && $(AR) rcs $@ $(OBJS)
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libk.a: always $(LIBK_OBJS)
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cd $(BUILDDIR) && $(AR) rcs $@ $(LIBK_OBJS)
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.cpp.o:
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$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(CFLAGS) $(CPPFLAGS)
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.S.o:
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$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(CFLAGS) $(CPPFLAGS)
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.cpp.libk.o:
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$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
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.S.libk.o:
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$(CXX) -MD -c $< -o $(BUILDDIR)/$@ $(LIBK_CFLAGS) $(LIBK_CPPFLAGS)
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clean:
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rm -rf $(BUILDDIR)
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always:
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mkdir -p $(BUILDDIR)/stdio
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mkdir -p $(BUILDDIR)/stdlib
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mkdir -p $(BUILDDIR)/string
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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 $(BUILDDIR)/$(BINARIES) $(DESTDIR)$(LIBDIR)
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-include $(OBJS:.o=.d)
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-include $(LIBK_OBJS:.o=.d) |