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|
#
# Licensed under LGPL v2.1, see the file COPYING.LIB in this tarball for details.
#
.SUFFIXES: .c .S .o .os .oS .so .a .s .i
# order is important, the stripping uses STRIP_FLAGS for lib-so, but not for lib-a
ifeq ($(HAVE_SHARED),y)
.LIBPATTERNS: "lib%.so"
libs: lib-so-y lib-a-y
else
.LIBPATTERNS: "lib%.a"
libs: lib-a-y
endif
lib-a-y: $(lib-a-y)
lib-so-y: $(lib-so-y)
compile.c=$(CC) -c $< -o $@ $(CPPFLAGS) $(CFLAGS) $(ARCH_CFLAGS) $(CFLAGS-$(suffix $@)) $(CFLAGS-$(notdir $@)) $(CFLAGS-$(notdir $<))
compile.S=$(compile.c) $(S_CPPFLAGS) $(ASFLAGS) $(ARCH_ASFLAGS) $(ASFLAGS-$(suffix $@)) $(ASFLAGS-$(notdir $@)) $(ASFLAGS-$(notdir $<))
compile.m=$(compile.c) -DL_$(patsubst %$(suffix $(notdir $@)),%,$(notdir $@))
compile-m=$(CC) $^ -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ARCH_CFLAGS) $(CFLAGS-$(suffix $@)) $(CFLAGS-$(notdir $@)) $(CFLAGS-$(notdir $<)) $(CFLAGS-multi-y)
CFLAGS-.os+=$(PICFLAG)
CFLAGS-.oS+=$(PICFLAG) -DSHARED
%.o %.os: %.c
$(compile.c)
%.oS: %.c
$(compile.c)
%.o %.os: %.S
$(compile.S)
#ifeq ($(HAVE_ELF),y)
CRT=crt1
#else
#CRT=crt0.o
#endif
ifeq ($(HAVE_SHARED),y)
CRTS=$(top_builddir)lib/$(CRT).o $(top_builddir)lib/S$(CRT).o
else
CRTS=$(top_builddir)lib/$(CRT).o
endif
$(top_builddir)lib/$(CRT).o: $(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)/$(CRT).S
$(INSTALL) -d $(dir $@)
$(compile.S) -DL_$(patsubst %$(suffix $(notdir $@)),%,$(notdir $@))
$(STRIPTOOL) -x -R .note -R .comment $@
$(top_builddir)lib/S$(CRT).o: $(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)/$(CRT).S
$(INSTALL) -d $(dir $@)
$(compile.S) $(PIEFLAG) -DL_$(patsubst %$(suffix $(notdir $@)),%,$(notdir $@))
$(STRIPTOOL) -x -R .note -R .comment $@
CTOR_TARGETS=$(top_builddir)lib/crti.o $(top_builddir)lib/crtn.o
ifeq ($(UCLIBC_CTOR_DTOR),y)
$(top_builddir)lib/crti.o: $(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)/crti.S
$(INSTALL) -d $(dir $@)
$(compile.S) $(PICFLAG) $(SSP_DISABLE_FLAGS)
$(top_builddir)lib/crtn.o: $(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)/crtn.S
$(INSTALL) -d $(dir $@)
$(compile.S) $(PICFLAG) $(SSP_DISABLE_FLAGS)
else
$(CTOR_TARGETS):
$(INSTALL) -d $(top_builddir)lib
$(AR) $(ARFLAGS) $@
endif
crt-y: $(crt-y)
$(crt-y): $(CRTS) $(CTOR_TARGETS)
other-y: $(other-y)
headers: $(headers-y)
objclean-y: $(objclean-y)
headers_clean-y: $(headers_clean-y)
$(top_builddir)lib/$(NONSHARED_LIBNAME): $(libc-nonshared-y)
$(INSTALL) -d $(dir $@)
$(AR) $(ARFLAGS) $@ $^
.PHONY: dummy create
clean: objclean-y headers_clean-y
ifeq ($(strip $(LIB_NAME)),)
LIB_NAME=libc
endif
ifeq ($(strip $($(LIB_NAME)_FULL_NAME)),)
$(LIB_NAME)_FULL_NAME:=$(LIB_NAME)-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
endif
$(LIB_NAME)-SHARED_OBJS=$($(LIB_NAME)-so-y) $($(LIB_NAME)-shared-y)
ifeq ($(HAVE_SHARED),y)
shared: $($(LIB_NAME)-SHARED_OBJS)
else
shared:
endif
$(LIB_NAME)-ARCHIVE_OBJS=$($(LIB_NAME)-a-y) $($(LIB_NAME)-static-y)
ifeq ($(DOPIC),y)
objs: shared $($(LIB_NAME)-ARCHIVE_OBJS:.o=.os) $(crt-y) $(other-y)
else
objs: shared $($(LIB_NAME)-ARCHIVE_OBJS) $(crt-y) $(other-y)
endif
libc=$(top_builddir)lib/libc.so
interp=$(top_builddir)libc/misc/internals/interp.os
ifeq ($(strip $(EXTRA_LINK_LIBS)),)
#EXTRA_LINK_LIBS:=$(interp) -L$(top_builddir)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC)
EXTRA_LINK_LIBS:=$(interp) $(libc) $(LDADD_LIBFLOAT) $(LIBGCC)
endif
ifneq ($(strip $(LIB_NAME)),libc)
ifneq ($(strip $(LIB_NAME)),ld-uClibc)
$(top_builddir)lib/$(LIB_NAME).so: $($(LIB_NAME)_OUT)/$(LIB_NAME)_so.a $(interp) $(libc)
else
$(top_builddir)lib/$(LIB_NAME).so: $($(LIB_NAME)_OUT)/$(LIB_NAME)_so.a
endif
else
$(top_builddir)lib/$(LIB_NAME).so: $($(LIB_NAME)_OUT)/$(LIB_NAME)_so.a $(interp)
endif
$(INSTALL) -d $(dir $@)
$(RM) $@ $@.$(MAJOR_VERSION) $(top_builddir)lib/$($(LIB_NAME)_FULL_NAME)
$(LD) $(LDFLAGS) $(EXTRA_LINK_OPTS) -soname=$(notdir $@).$(MAJOR_VERSION) \
-o $(top_builddir)lib/$($(LIB_NAME)_FULL_NAME) $(SHARED_START_FILES) \
--whole-archive $(firstword $^) --no-whole-archive \
$(EXTRA_LINK_LIBS) $(SHARED_END_FILES)
$(LN) -sf $($(LIB_NAME)_FULL_NAME) $@.$(MAJOR_VERSION)
ifneq ($(strip $(LIB_NAME)),libc)
ifneq ($(strip $(LIB_NAME)),ld-uClibc)
$(LN) -sf $($(LIB_NAME)_FULL_NAME) $@
endif
else
echo "/* GNU ld script" > $@
echo " * Use the shared library, but some functions are only in" >> $@
echo " * the static library, so try that secondarily. */" >> $@
ifeq ($(UCLIBC_HAS_SSP),y)
ifeq ($(COMPAT_ATEXIT),y)
echo "GROUP ( $(top_builddir)lib/$(NONSHARED_LIBNAME) $(top_builddir)lib/$(SHARED_MAJORNAME) AS_NEEDED ($(top_builddir)lib/$(UCLIBC_LDSO) ) )" >> $@
else
echo "GROUP ( $(top_builddir)lib/$(SHARED_MAJORNAME) $(top_builddir)lib/$(NONSHARED_LIBNAME) AS_NEEDED ($(top_builddir)lib/$(UCLIBC_LDSO) ) )" >> $@
endif
else
ifeq ($(COMPAT_ATEXIT),y)
echo "GROUP ( $(top_builddir)lib/$(NONSHARED_LIBNAME) $(top_builddir)lib/$(SHARED_MAJORNAME) )" >> $@
else
echo "GROUP ( $(top_builddir)lib/$(SHARED_MAJORNAME) $(top_builddir)lib/$(NONSHARED_LIBNAME) )" >> $@
endif
endif
endif
$($(LIB_NAME)_OUT)/$(LIB_NAME)_m.o $($(LIB_NAME)_OUT)/$(LIB_NAME)_m.os: $($(LIB_NAME)-multi-y)
$(compile-m)
# local testing only until libc is multi-capable
libc_m.os: $(libc-multi-y)
$(compile-m)
ifneq ($(DOMULTI),n)
$($(LIB_NAME)_OUT)/$(LIB_NAME)_so.a: $($(LIB_NAME)_OUT)/$(LIB_NAME)_m.os $($(LIB_NAME)-nomulti-y:.o=.os) $($(LIB_NAME)-shared-y)
$(RM) $@
ifneq ($(strip $(STRIP_FLAGS)),)
$(STRIPTOOL) $(STRIP_FLAGS) $^
else
$(STRIPTOOL) -x -R .note -R .comment $^
endif
$(AR) $(ARFLAGS) $@ $^
ifeq ($(DOPIC),y)
$(top_builddir)lib/$(LIB_NAME).a: $($(LIB_NAME)_OUT)/$(LIB_NAME)_m.os $($(LIB_NAME)-nomulti-y:.o=.os) $($(LIB_NAME)-static-y:.o=.os)
else
$(top_builddir)lib/$(LIB_NAME).a: $($(LIB_NAME)_OUT)/$(LIB_NAME)_m.o $($(LIB_NAME)-nomulti-y) $($(LIB_NAME)-static-y)
endif
$(INSTALL) -d $(dir $@)
$(RM) $@
$(STRIPTOOL) -x -R .note -R .comment $^
$(AR) $(ARFLAGS) $@ $^
else # DOMULTI
$($(LIB_NAME)_OUT)/$(LIB_NAME)_so.a: $($(LIB_NAME)-SHARED_OBJS)
$(RM) $@
ifneq ($(strip $(STRIP_FLAGS)),)
$(STRIPTOOL) $(STRIP_FLAGS) $^
else
$(STRIPTOOL) -x -R .note -R .comment $^
endif
$(AR) $(ARFLAGS) $@ $^
ifeq ($(DOPIC),y)
$(top_builddir)lib/$(LIB_NAME).a: $($(LIB_NAME)-ARCHIVE_OBJS:.o=.os)
else
$(top_builddir)lib/$(LIB_NAME).a: $($(LIB_NAME)-ARCHIVE_OBJS)
endif
$(INSTALL) -d $(dir $@)
$(RM) $@
$(STRIPTOOL) -x -R .note -R .comment $^
$(AR) $(ARFLAGS) $@ $^
endif # DOMULTI
$(LIB_NAME)_clean:
rm -f $($(LIB_NAME)_OUT)/*.{o,os,a}
|
