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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | # # 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 IMPH = src/internal/stdio_impl.h src/internal/pthread_impl.h src/internal/libc.h LDFLAGS = CPPFLAGS = CFLAGS = -Os -pipe CFLAGS_C99FSE = -std=c99 -ffreestanding -nostdinc CFLAGS_ALL = $(CFLAGS_C99FSE) CFLAGS_ALL += -D_XOPEN_SOURCE=700 -I./src/internal -I./include -I./arch/$(ARCH) CFLAGS_ALL += $(CPPFLAGS) $(CFLAGS) CFLAGS_ALL_STATIC = $(CFLAGS_ALL) CFLAGS_ALL_SHARED = $(CFLAGS_ALL) -fPIC -DSHARED -O3 AR = $(CROSS_COMPILE)ar RANLIB = $(CROSS_COMPILE)ranlib 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/Scrt1.o lib/crti.o lib/crtn.o STATIC_LIBS = lib/libc.a SHARED_LIBS = lib/libc.so TOOL_LIBS = lib/musl-gcc.specs ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) $(EMPTY_LIBS) $(TOOL_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 $(GENH) rm -f include/bits distclean: clean rm -f config.mak include/bits: @test "$(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_ALL_STATIC) -c -o $@ $< %.o: %.c $(GENH) $(IMPH) $(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $< %.lo: $(ARCH)/%.s $(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $< %.lo: %.c $(GENH) $(IMPH) $(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $< lib/libc.so: $(LOBJS) $(CC) $(CFLAGS_ALL_SHARED) $(LDFLAGS) -nostdlib -shared \ -Wl,-e,_start -Wl,-Bsymbolic-functions \ -Wl,-soname=libc.so -o $@ $(LOBJS) -lgcc lib/libc.a: $(OBJS) rm -f $@ $(AR) rc $@ $(OBJS) $(RANLIB) $@ $(EMPTY_LIBS): rm -f $@ $(AR) rc $@ lib/%.o: crt/%.o cp $< $@ lib/musl-gcc.specs: tools/musl-gcc.specs.sh config.mak sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@ tools/musl-gcc: config.mak printf '#!/bin/sh\nexec gcc "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@ 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): $(DESTDIR)$(syslibdir) ln -sf $(libdir)/libc.so $@ || true $(DESTDIR)$(syslibdir): install -d -m 755 $(DESTDIR)$(syslibdir) .PRECIOUS: $(CRT_LIBS:lib/%=crt/%) .PHONY: all clean install |