mirror of git://git.musl-libc.org/musl
233 lines
7.3 KiB
Makefile
233 lines
7.3 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.
|
|
#
|
|
|
|
srcdir = .
|
|
exec_prefix = /usr/local
|
|
bindir = $(exec_prefix)/bin
|
|
|
|
prefix = /usr/local/musl
|
|
includedir = $(prefix)/include
|
|
libdir = $(prefix)/lib
|
|
syslibdir = /lib
|
|
|
|
SRC_DIRS = $(addprefix $(srcdir)/,src/* crt ldso)
|
|
BASE_GLOBS = $(addsuffix /*.c,$(SRC_DIRS))
|
|
ARCH_GLOBS = $(addsuffix /$(ARCH)/*.[csS],$(SRC_DIRS))
|
|
BASE_SRCS = $(sort $(wildcard $(BASE_GLOBS)))
|
|
ARCH_SRCS = $(sort $(wildcard $(ARCH_GLOBS)))
|
|
BASE_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(BASE_SRCS)))
|
|
ARCH_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(ARCH_SRCS)))
|
|
REPLACED_OBJS = $(sort $(subst /$(ARCH)/,/,$(ARCH_OBJS)))
|
|
ALL_OBJS = $(addprefix obj/, $(filter-out $(REPLACED_OBJS), $(sort $(BASE_OBJS) $(ARCH_OBJS))))
|
|
|
|
LIBC_OBJS = $(filter obj/src/%,$(ALL_OBJS))
|
|
LDSO_OBJS = $(filter obj/ldso/%,$(ALL_OBJS:%.o=%.lo))
|
|
CRT_OBJS = $(filter obj/crt/%,$(ALL_OBJS))
|
|
|
|
AOBJS = $(LIBC_OBJS)
|
|
LOBJS = $(LIBC_OBJS:.o=.lo)
|
|
GENH = obj/include/bits/alltypes.h
|
|
GENH_INT = obj/src/internal/version.h
|
|
IMPH = $(addprefix $(srcdir)/, src/internal/stdio_impl.h src/internal/pthread_impl.h src/internal/libc.h)
|
|
|
|
LDFLAGS =
|
|
LDFLAGS_AUTO =
|
|
LIBCC = -lgcc
|
|
CPPFLAGS =
|
|
CFLAGS =
|
|
CFLAGS_AUTO = -Os -pipe
|
|
CFLAGS_C99FSE = -std=c99 -ffreestanding -nostdinc
|
|
|
|
CFLAGS_ALL = $(CFLAGS_C99FSE)
|
|
CFLAGS_ALL += -D_XOPEN_SOURCE=700 -I$(srcdir)/arch/$(ARCH) -I$(srcdir)/arch/generic -Iobj/src/internal -I$(srcdir)/src/internal -Iobj/include -I$(srcdir)/include
|
|
CFLAGS_ALL += $(CPPFLAGS) $(CFLAGS_AUTO) $(CFLAGS)
|
|
|
|
LDFLAGS_ALL = $(LDFLAGS_AUTO) $(LDFLAGS)
|
|
|
|
AR = $(CROSS_COMPILE)ar
|
|
RANLIB = $(CROSS_COMPILE)ranlib
|
|
INSTALL = $(srcdir)/tools/install.sh
|
|
|
|
ARCH_INCLUDES = $(wildcard $(srcdir)/arch/$(ARCH)/bits/*.h)
|
|
GENERIC_INCLUDES = $(wildcard $(srcdir)/arch/generic/bits/*.h)
|
|
INCLUDES = $(wildcard $(srcdir)/include/*.h $(srcdir)/include/*/*.h)
|
|
ALL_INCLUDES = $(sort $(INCLUDES:$(srcdir)/%=%) $(GENH:obj/%=%) $(ARCH_INCLUDES:$(srcdir)/arch/$(ARCH)/%=include/%) $(GENERIC_INCLUDES:$(srcdir)/arch/generic/%=include/%))
|
|
|
|
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/rcrt1.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 = obj/musl-gcc
|
|
|
|
WRAPCC_GCC = gcc
|
|
WRAPCC_CLANG = clang
|
|
|
|
LDSO_PATHNAME = $(syslibdir)/ld-musl-$(ARCH)$(SUBARCH).so.1
|
|
|
|
-include config.mak
|
|
|
|
ifeq ($(ARCH),)
|
|
$(error Please set ARCH in config.mak before running make.)
|
|
endif
|
|
|
|
all: $(ALL_LIBS) $(ALL_TOOLS)
|
|
|
|
OBJ_DIRS = $(sort $(patsubst %/,%,$(dir $(ALL_LIBS) $(ALL_TOOLS) $(ALL_OBJS) $(GENH) $(GENH_INT))) obj/include)
|
|
|
|
$(ALL_LIBS) $(ALL_TOOLS) $(ALL_OBJS) $(ALL_OBJS:%.o=%.lo) $(GENH) $(GENH_INT): | $(OBJ_DIRS)
|
|
|
|
$(OBJ_DIRS):
|
|
mkdir -p $@
|
|
|
|
install: install-libs install-headers install-tools
|
|
|
|
clean:
|
|
rm -rf obj lib
|
|
|
|
distclean: clean
|
|
rm -f config.mak
|
|
|
|
obj/include/bits/alltypes.h: $(srcdir)/arch/$(ARCH)/bits/alltypes.h.in $(srcdir)/include/alltypes.h.in $(srcdir)/tools/mkalltypes.sed
|
|
sed -f $(srcdir)/tools/mkalltypes.sed $(srcdir)/arch/$(ARCH)/bits/alltypes.h.in $(srcdir)/include/alltypes.h.in > $@
|
|
|
|
obj/src/internal/version.h: $(wildcard $(srcdir)/VERSION $(srcdir)/.git)
|
|
printf '#define VERSION "%s"\n' "$$(cd $(srcdir); sh tools/version.sh)" > $@
|
|
|
|
obj/src/internal/version.o obj/src/internal/version.lo: obj/src/internal/version.h
|
|
|
|
obj/crt/rcrt1.o obj/ldso/dlstart.lo obj/ldso/dynlink.lo: $(srcdir)/src/internal/dynlink.h $(srcdir)/arch/$(ARCH)/reloc.h
|
|
|
|
obj/crt/crt1.o obj/crt/scrt1.o obj/crt/rcrt1.o obj/ldso/dlstart.lo: $(srcdir)/arch/$(ARCH)/crt_arch.h
|
|
|
|
obj/crt/rcrt1.o: $(srcdir)/ldso/dlstart.c
|
|
|
|
obj/crt/Scrt1.o obj/crt/rcrt1.o: CFLAGS_ALL += -fPIC
|
|
|
|
obj/crt/$(ARCH)/crti.o: $(srcdir)/crt/$(ARCH)/crti.s
|
|
|
|
obj/crt/$(ARCH)/crtn.o: $(srcdir)/crt/$(ARCH)/crtn.s
|
|
|
|
OPTIMIZE_SRCS = $(wildcard $(OPTIMIZE_GLOBS:%=$(srcdir)/src/%))
|
|
$(OPTIMIZE_SRCS:$(srcdir)/%.c=obj/%.o) $(OPTIMIZE_SRCS:$(srcdir)/%.c=obj/%.lo): CFLAGS += -O3
|
|
|
|
MEMOPS_SRCS = src/string/memcpy.c src/string/memmove.c src/string/memcmp.c src/string/memset.c
|
|
$(MEMOPS_SRCS:%.c=obj/%.o) $(MEMOPS_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_MEMOPS)
|
|
|
|
NOSSP_SRCS = $(wildcard crt/*.c) \
|
|
src/env/__libc_start_main.c src/env/__init_tls.c \
|
|
src/env/__stack_chk_fail.c \
|
|
src/thread/__set_thread_area.c src/thread/$(ARCH)/__set_thread_area.c \
|
|
src/string/memset.c src/string/$(ARCH)/memset.c \
|
|
src/string/memcpy.c src/string/$(ARCH)/memcpy.c \
|
|
ldso/dlstart.c ldso/dynlink.c
|
|
$(NOSSP_SRCS:%.c=obj/%.o) $(NOSSP_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_NOSSP)
|
|
|
|
$(CRT_OBJS): CFLAGS_ALL += -DCRT
|
|
|
|
$(LOBJS) $(LDSO_OBJS): CFLAGS_ALL += -fPIC
|
|
|
|
CC_CMD = $(CC) $(CFLAGS_ALL) -c -o $@ $<
|
|
|
|
# Choose invocation of assembler to be used
|
|
ifeq ($(ADD_CFI),yes)
|
|
AS_CMD = LC_ALL=C awk -f $(srcdir)/tools/add-cfi.common.awk -f $(srcdir)/tools/add-cfi.$(ARCH).awk $< | $(CC) $(CFLAGS_ALL) -x assembler -c -o $@ -
|
|
else
|
|
AS_CMD = $(CC_CMD)
|
|
endif
|
|
|
|
obj/%.o: $(srcdir)/%.s
|
|
$(AS_CMD)
|
|
|
|
obj/%.o: $(srcdir)/%.S
|
|
$(CC_CMD)
|
|
|
|
obj/%.o: $(srcdir)/%.c $(GENH) $(IMPH)
|
|
$(CC_CMD)
|
|
|
|
obj/%.lo: $(srcdir)/%.s
|
|
$(AS_CMD)
|
|
|
|
obj/%.lo: $(srcdir)/%.S
|
|
$(CC_CMD)
|
|
|
|
obj/%.lo: $(srcdir)/%.c $(GENH) $(IMPH)
|
|
$(CC_CMD)
|
|
|
|
lib/libc.so: $(LOBJS) $(LDSO_OBJS)
|
|
$(CC) $(CFLAGS_ALL) $(LDFLAGS_ALL) -nostdlib -shared \
|
|
-Wl,-e,_dlstart -o $@ $(LOBJS) $(LDSO_OBJS) $(LIBCC)
|
|
|
|
lib/libc.a: $(AOBJS)
|
|
rm -f $@
|
|
$(AR) rc $@ $(AOBJS)
|
|
$(RANLIB) $@
|
|
|
|
$(EMPTY_LIBS):
|
|
rm -f $@
|
|
$(AR) rc $@
|
|
|
|
lib/%.o: obj/crt/$(ARCH)/%.o
|
|
cp $< $@
|
|
|
|
lib/%.o: obj/crt/%.o
|
|
cp $< $@
|
|
|
|
lib/musl-gcc.specs: $(srcdir)/tools/musl-gcc.specs.sh config.mak
|
|
sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@
|
|
|
|
obj/musl-gcc: config.mak
|
|
printf '#!/bin/sh\nexec "$${REALGCC:-$(WRAPCC_GCC)}" "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
|
|
chmod +x $@
|
|
|
|
obj/%-clang: $(srcdir)/tools/%-clang.in config.mak
|
|
sed -e 's!@CC@!$(WRAPCC_CLANG)!g' -e 's!@PREFIX@!$(prefix)!g' -e 's!@INCDIR@!$(includedir)!g' -e 's!@LIBDIR@!$(libdir)!g' -e 's!@LDSO@!$(LDSO_PATHNAME)!g' $< > $@
|
|
chmod +x $@
|
|
|
|
$(DESTDIR)$(bindir)/%: obj/%
|
|
$(INSTALL) -D $< $@
|
|
|
|
$(DESTDIR)$(libdir)/%.so: lib/%.so
|
|
$(INSTALL) -D -m 755 $< $@
|
|
|
|
$(DESTDIR)$(libdir)/%: lib/%
|
|
$(INSTALL) -D -m 644 $< $@
|
|
|
|
$(DESTDIR)$(includedir)/bits/%: $(srcdir)/arch/$(ARCH)/bits/%
|
|
$(INSTALL) -D -m 644 $< $@
|
|
|
|
$(DESTDIR)$(includedir)/bits/%: $(srcdir)/arch/generic/bits/%
|
|
$(INSTALL) -D -m 644 $< $@
|
|
|
|
$(DESTDIR)$(includedir)/bits/%: obj/include/bits/%
|
|
$(INSTALL) -D -m 644 $< $@
|
|
|
|
$(DESTDIR)$(includedir)/%: $(srcdir)/include/%
|
|
$(INSTALL) -D -m 644 $< $@
|
|
|
|
$(DESTDIR)$(LDSO_PATHNAME): $(DESTDIR)$(libdir)/libc.so
|
|
$(INSTALL) -D -l $(libdir)/libc.so $@ || true
|
|
|
|
install-libs: $(ALL_LIBS:lib/%=$(DESTDIR)$(libdir)/%) $(if $(SHARED_LIBS),$(DESTDIR)$(LDSO_PATHNAME),)
|
|
|
|
install-headers: $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%)
|
|
|
|
install-tools: $(ALL_TOOLS:obj/%=$(DESTDIR)$(bindir)/%)
|
|
|
|
musl-git-%.tar.gz: .git
|
|
git --git-dir=$(srcdir)/.git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ $(patsubst musl-git-%.tar.gz,%,$@)
|
|
|
|
musl-%.tar.gz: .git
|
|
git --git-dir=$(srcdir)/.git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ v$(patsubst musl-%.tar.gz,%,$@)
|
|
|
|
.PHONY: all clean install install-libs install-headers install-tools
|