mirror of
git://git.musl-libc.org/musl
synced 2024-12-16 03:35:06 +00:00
106 lines
2.4 KiB
Makefile
106 lines
2.4 KiB
Makefile
#
|
|
# 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
|
|
|
|
SRCS = $(sort $(wildcard src/*/*.c))
|
|
OBJS = $(SRCS:.c=.o)
|
|
LOBJS = $(OBJS:.o=.lo)
|
|
GENH = include/bits/alltypes.h
|
|
|
|
CFLAGS = -Os -nostdinc -ffreestanding -std=c99 -D_XOPEN_SOURCE=700 -pipe
|
|
LDFLAGS = -nostdlib -shared -Wl,-Bsymbolic
|
|
INC = -I./include -I./src/internal -I./arch/$(ARCH)
|
|
PIC = -fPIC
|
|
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
|
|
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) $(EMPTY_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)/%)
|
|
|
|
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) -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)" > $@ || { 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
|