Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | # # 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. # exec_prefix = /usr/local bindir = $(exec_prefix)/bin prefix = /usr/local/musl includedir = $(prefix)/include libdir = $(prefix)/lib syslibdir = /lib SRCS = $(sort $(wildcard src/*/*.c)) OBJS = $(SRCS:.c=.o) LOBJS = $(OBJS:.o=.lo) GENH = include/bits/alltypes.h CFLAGS = -Os -nostdinc -ffreestanding -std=c99 -D_XOPEN_SOURCE=700 -pipe LDFLAGS = -nostdlib -shared -fPIC -Wl,-e,_start -Wl,-Bsymbolic-functions INC = -I./src/internal -I./include -I./arch/$(ARCH) PIC = -fPIC -O3 AR = $(CROSS_COMPILE)ar RANLIB = $(CROSS_COMPILE)ranlib OBJCOPY = $(CROSS_COMPILE)objcopy ALL_INCLUDES = $(sort $(wildcard include/*.h include/*/*.h) $(GENH)) EMPTY_LIB_NAMES = m rt pthread crypt util xnet resolv dl EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a) CRT_LIBS = lib/crt1.o lib/crti.o lib/crtn.o STATIC_LIBS = lib/libc.a $(EMPTY_LIBS) SHARED_LIBS = lib/libc.so ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) ALL_TOOLS = tools/musl-gcc LDSO_PATHNAME = $(syslibdir)/ld-musl-$(ARCH).so.1 -include config.mak all: $(ALL_LIBS) $(ALL_TOOLS) install: $(ALL_LIBS:lib/%=$(DESTDIR)$(libdir)/%) $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%) $(ALL_TOOLS:tools/%=$(DESTDIR)$(bindir)/%) $(if $(SHARED_LIBS),$(DESTDIR)$(LDSO_PATHNAME),) 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: %.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) -Wl,-soname=libc.so -o $@ $(LOBJS) -lgcc $(OBJCOPY) --weaken $@ lib/libc.a: $(OBJS) rm -f $@ $(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)" "$(LDSO_PATHNAME)" > $@ || { rm -f $@ ; exit 1 ; } chmod +x $@ $(DESTDIR)$(bindir)/%: tools/% install -D $< $@ $(DESTDIR)$(libdir)/%.so: lib/%.so install -D -m 755 $< $@ $(DESTDIR)$(libdir)/%: lib/% install -D -m 644 $< $@ $(DESTDIR)$(includedir)/%: include/% install -D -m 644 $< $@ $(DESTDIR)$(LDSO_PATHNAME): lib/libc.so install -d -m 755 $(DESTDIR)$(syslibdir) || true ln -sf $(libdir)/libc.so $@ || true .PRECIOUS: $(CRT_LIBS:lib/%=crt/%) .PHONY: all clean install |