working on it

05/musl-final/Makefile

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+#
+# Makefile for musl (requires GNU make)
+#
+# This is how simple every makefile should be...
+# No, I take that back - actually most should be less than half this size.
+#
+# Use config.mak to override any of the following variables.
+# Do not make changes here.
+#
+
+CC = ../tcc-0.9.27/tcc
+exec_prefix = ../musl-bootstrap-final
+bindir = $(exec_prefix)/bin
+
+prefix = /usr/local/musl-bootstrap
+includedir = $(prefix)/include
+libdir = $(prefix)/lib
+
+SRCS = $(sort $(wildcard src/*/*.c))
+OBJS = $(SRCS:.c=.o) src/alloca86_64-bt.o src/alloca86_64.o src/libtcc1.o src/va_list.o src/syscall.o 
+LOBJS = $(OBJS:.o=.lo)
+GENH = include/bits/alltypes.h
+
+CFLAGS  = -Os -nostdinc -ffreestanding -std=c99 -D_XOPEN_SOURCE=700 -pipe
+LDFLAGS = -nostdlib -shared -Wl,-Bsymbolic
+INC     = -I./include -I./src/internal -I./arch/$(ARCH)
+PIC     = -fPIC
+AR      = $(CC) -ar
+RANLIB  =
+OBJCOPY =
+
+ALL_INCLUDES = $(sort $(wildcard include/*.h include/*/*.h) $(GENH))
+
+EMPTY_LIB_NAMES = m rt pthread crypt util xnet resolv
+EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a)
+CRT_LIBS = lib/crt1.o lib/crti.o lib/crtn.o
+LIBC_LIBS = lib/libc.a
+ALL_LIBS = $(LIBC_LIBS) $(CRT_LIBS)
+
+ALL_TOOLS = tools/musl-gcc
+
+-include config.mak
+
+all: $(ALL_LIBS) $(ALL_TOOLS)
+
+install: $(ALL_LIBS:lib/%=$(DESTDIR)$(libdir)/%) $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%) $(ALL_TOOLS:tools/%=$(DESTDIR)$(bindir)/%)
+
+src/syscall.o: src/syscall.s
+	$(CC) -c -o $@ $<
+src/%.o: ../tcc-0.9.27/lib/%.o
+	cp $< $@
+clean:
+	rm -f crt/*.o
+	rm -f $(OBJS)
+	rm -f $(LOBJS)
+	rm -f $(ALL_LIBS) lib/*.[ao] lib/*.so
+	rm -f $(ALL_TOOLS)
+	rm -f $(GENH) 
+	rm -f include/bits
+
+include/bits:
+	@test "$(ARCH)" || { echo "Please set ARCH in config.mak before running make." ; exit 1 ; }
+	ln -sf ../arch/$(ARCH)/bits $@
+
+include/bits/alltypes.h.sh: include/bits
+
+include/bits/alltypes.h: include/bits/alltypes.h.sh
+	sh $< > $@
+
+%.o: $(ARCH)/%.s
+	$(CC) $(CFLAGS) $(INC) -c -o $@ $<
+
+%.o: $(ARCH)/%.s
+	$(CC) $(CFLAGS) $(INC) -c -o $@ $<
+
+%.o: %.c $(GENH)
+	$(CC) $(CFLAGS) $(INC) -c -o $@ $<
+
+%.lo: $(ARCH)/%.s
+	$(CC) $(CFLAGS) $(INC) $(PIC) -c -o $@ $<
+
+%.lo: %.c $(GENH)
+	$(CC) $(CFLAGS) $(INC) $(PIC) -c -o $@ $<
+
+lib/libc.so: $(LOBJS)
+	$(CC) $(LDFLAGS) -o $@ $(LOBJS) -lgcc
+	$(OBJCOPY) --weaken $@
+
+lib/libc.a: $(OBJS)
+	mkdir -p lib
+	$(AR) rc $@ $(OBJS)
+	# $(RANLIB) $@
+
+$(EMPTY_LIBS):
+	rm -f $@
+	$(AR) rc $@
+
+lib/%.o: crt/%.o
+	cp $< $@
+
+tools/musl-gcc: tools/gen-musl-gcc.sh config.mak
+	sh $< "$(prefix)" > $@ || { rm -f $@ ; exit 1 ; }
+	chmod +x $@
+
+$(DESTDIR)$(bindir)/%: tools/%
+	install -D $< $@
+
+$(DESTDIR)$(prefix)/%: %
+	install -D -m 644 $< $@
+
+.PRECIOUS: $(CRT_LIBS:lib/%=crt/%)
+
+.PHONY: all clean install