# Makefile for uClibc
#
-# Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
#
# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#
VERSION_SCRIPT := -Wl,--version-script,$(VERSION_SCRIPT)
endif
+LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-libc.so := -Wl,--dsbt-index=2
LDFLAGS-libc.so := $(LDFLAGS) $(VERSION_SCRIPT) -Wl,-init,$(SYMBOL_PREFIX)__uClibc_init
-
+ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y)
+CFLAGS += -D__USE_STDIO_FUTEXES__
+endif
LIBS-libc.so := $(interp) $(ldso) $(top_builddir)lib/$(NONSHARED_LIBNAME)
-# we have SHARED_MAJORNAME=libc.so.$(MAJOR_VERSION) defined in Rules.mak
+# we have SHARED_LIBNAME=libc.so.$(ABI_VERSION) defined in Rules.mak
libc_FULL_NAME := libuClibc-$(VERSION).so
# this comes first, so duplicate removal works correctly
lib-a-y += $(top_builddir)lib/libc.a
lib-gdb-y += $(top_builddir)lib/libc.gdb
lib-so-y += $(libc.depend)
-objclean-y += libc_clean
+objclean-y += CLEAN_libc
-OUTPUT_FORMAT = $(CC) $(CFLAGS) -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/OUTPUT_FORMAT ( \1 )/p'
+OUTPUT_FORMAT = $(CC) $(CFLAGS) -Wl,--verbose 2>&1 | $(SED) -n '/OUTPUT_FORMAT/,/)/p'
ifeq ($(DOMULTI),n)
$(libc.depend): $(libc_OUT)/libc_so.a $(LIBS-libc.so)
- $(call link.so,$(libc_FULL_NAME),$(MAJOR_VERSION))
+ $(call link.so,$(libc_FULL_NAME),$(ABI_VERSION))
else
$(libc.depend): $(libc_OUT)/libc.oS $(libc-nomulti-y:.o=.oS) | $(LIBS-libc.so)
- $(do_strip)
- $(call linkm.so,$(libc_FULL_NAME),$(MAJOR_VERSION))
+ $(call linkm.so,$(libc_FULL_NAME),$(ABI_VERSION))
endif
$(Q)$(RM) $@
- $(Q)cp $(top_srcdir)extra/scripts/format.lds $@
- $(Q)echo "$(shell $(OUTPUT_FORMAT))" >> $@
+ $(Q)cat $(top_srcdir)extra/scripts/format.lds > $@.tmp
+ $(Q)$(OUTPUT_FORMAT) >> $@.tmp
ifeq ($(COMPAT_ATEXIT),y)
- $(Q)echo "GROUP ( $(NONSHARED_LIBNAME) $(SHARED_MAJORNAME) $(ASNEEDED) )" >> $@
+ $(Q)echo "GROUP ( $(NONSHARED_LIBNAME) $(SHARED_LIBNAME) $(ASNEEDED) )" >> $@.tmp
else
- $(Q)echo "GROUP ( $(SHARED_MAJORNAME) $(NONSHARED_LIBNAME) $(ASNEEDED) )" >> $@
+ $(Q)echo "GROUP ( $(SHARED_LIBNAME) $(NONSHARED_LIBNAME) $(ASNEEDED) )" >> $@.tmp
endif
+ $(Q)mv $@.tmp $@
$(libc_OUT)/libc_so.a: $(libc-so-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
$(Q)$(RM) $@
$(libc_OUT)/libc.oS: $(libc-multi-y) | $(top_builddir)lib/libc.a $(top_builddir)lib/$(NONSHARED_LIBNAME)
$(Q)$(RM) $@
$(compile-m)
- #(do_t_strip)
$(top_builddir)lib/libc.a: $(libc-a-y) | $(crt-y)
$(Q)$(INSTALL) -d $(dir $@)
$(Q)$(RM) $@
- $(do_strip)
$(do_ar)
# We use libc_so.a so that we can compile the shared library with special
$(top_builddir)lib/libc.gdb: $(libc_OUT)/libc_so.a $(LINK_FLAT_CRTS)
$(call link-flat.so,$(@:.gdb=),$(UCLIBC_SHARED_FLAT_ID))
-libc_clean:
- $(RM) $(libc_OUT)/*.{o,os,oS,a}
+CLEAN_libc:
+ $(do_rm) $(addprefix $(libc_OUT)/*., o os oS a)