endif
objs: all_objs
+# apply unconditional per-directory flags
+define add_IS_IN_lib
+ifneq ($(strip $(2)),)
+__add_IS_IN_lib := $(subst $(top_builddir),,$(2))
+$$(__add_IS_IN_lib): CFLAGS-for-library-members:=$(CFLAGS-$(1)) -DIN_LIB=$(word 1,$(subst /, ,$(1)))
+endif
+endef
+$(eval $(call add_IS_IN_lib,rtld,$(ldso-y)))
+$(eval $(call add_IS_IN_lib,libc,$(libc-y) $(libc-static-y) $(libc-y:.o=.os) $(libc-shared-y) $(libc-nonshared-y)))
+$(eval $(call add_IS_IN_lib,libcrypt,$(libcrypt-a-y) $(libcrypt-so-y)))
+$(eval $(call add_IS_IN_lib,libdl,$(libdl-a-y) $(libdl-so-y)))
+$(eval $(call add_IS_IN_lib,libintl,$(libintl-a-y) $(libintl-so-y)))
+$(eval $(call add_IS_IN_lib,libm,$(libm-a-y) $(libm-so-y)))
+$(eval $(call add_IS_IN_lib,libnsl,$(libnsl-a-y) $(libnsl-so-y)))
+$(eval $(call add_IS_IN_lib,libpthread/$(PTNAME),$(libpthread-a-y) $(libpthread-so-y) $(libpthread-nonshared-y)))
+$(eval $(call add_IS_IN_lib,libpthread/$(PTNAME)_db,$(libthread_db-a-y) $(libthread_db-so-y)))
+$(eval $(call add_IS_IN_lib,libresolv,$(libresolv-a-y) $(libresolv-so-y)))
+$(eval $(call add_IS_IN_lib,librt,$(librt-a-y) $(librt-so-y)))
+$(eval $(call add_IS_IN_lib,libutil,$(libutil-a-y) $(libutil-so-y)))
+$(eval $(call add_IS_IN_lib,libubacktrace,$(libubacktrace-a-y) $(libubacktrace-so-y)))
+
shared_objs = $(libc-y:.o=.os) $(libc-shared-y) $(libc-nonshared-y) \
$(libcrypt-so-y) $(libdl-so-y) \
$(libintl-so-y) $(libm-so-y) $(libnsl-so-y) \
$(libpthread-so-y) $(libpthread-nonshared-y) $(libthread_db-so-y) \
$(libresolv-so-y) $(librt-so-y) \
$(ldso-y) \
- $(libutil-so-y)
+ $(libutil-so-y) $(libubacktrace-so-y)
ar_objs = $(libc-y) $(libc-static-y) $(libcrypt-a-y) \
$(libdl-a-y) $(libintl-a-y) $(libm-a-y) $(libnsl-a-y) \
$(libpthread-a-y) $(libthread_db-a-y) \
- $(libresolv-a-y) $(librt-a-y) $(libutil-a-y)
+ $(libresolv-a-y) $(librt-a-y) $(libutil-a-y) $(libubacktrace-a-y)
ifeq ($(DOPIC),y)
ar_objs := $(ar_objs:.o=.os)
endif
endif
$(shared_objs) $(ar_objs): | $(sub_headers)
+define objects_with_syms
+ $(foreach o,$(2),$(if $(shell $(NM) $(1) $(o) | grep .),$(o)))
+endef
+
headers-y: $(headers-y)
@true
define rel_srcdir
$(shell $(CONFIG_SHELL) $(top_srcdir)/extra/scripts/relative_path.sh $(@D) .)
endef
-ifneq ($(findstring -s,$(MAKEFLAGS)),)
+ifneq ($(findstring s,$(MAKEFLAGS)),)
export MAKE_IS_SILENT := y
SECHO := -@false
DISP := sil
#collect_multi_flags = $(CFLAGS-$(notdir $(d))) $(CFLAGS-$(notdir $(patsubst %/,%,$(dir $(d)))))
collect_multi_flags = $(CFLAGS-$(notdir $(patsubst %/,%,$(dir $(d)))))
+#sub_srcdir = $(word 1,$(filter-out lib extra locale libpthread,$(wordlist 1,2,$(subst /, ,$(subst $(top_srcdir),,$(dir $<))))))
+
CFLAGS_gen.dep = -MT $@ -MD -MP -MF $(dir $@).$(notdir $@).dep
-cmd_compile.c = $(CC) -c $< -o $@ $(CFLAGS) \
+cmd_compile.c = $(CC) -c $< -o $@ \
+ $(filter-out $(CFLAGS-OMIT-$(notdir $<)), \
+ $(CFLAGS) \
+ $(CFLAGS-for-library-members) \
$(CFLAGS-$(suffix $@)) \
- $(filter-out $(CFLAGS-OMIT-$(notdir $<)),$(CFLAGS-$(notdir $(<D)))) \
- $(CFLAGS-$(subst $(top_srcdir),,$(dir $<))) \
+ $(CFLAGS-y-$(subst $(top_srcdir),,$(<D))) \
$(CFLAGS-$(notdir $<)) \
$(CFLAGS-$(notdir $@)) \
+ ) \
$(CFLAGS_gen.dep)
-cmd_compile.i = $(cmd_compile.c:-c=-E -dD $(EXTRA_CPPFLAGS))
+cmd_compile.i = $(cmd_compile.c:-c=-E -dD) $(UCLIBC_EXTRA_CPPFLAGS)
cmd_compile.s = $(cmd_compile.c:-c=-S)
cmd_compile.u = $(CC) $^ $(DEPS-$(notdir $@)) -o $@ $(CFLAGS) $(CFLAGS-$(notdir $(^D))) $(CFLAGS-$(notdir $@)) $(CFLAGS_gen.dep)
-cmd_compile.S = $(filter-out -std=gnu99, $(cmd_compile.c)) -D__ASSEMBLER__ $(ASFLAGS) $(ARCH_ASFLAGS) $(ASFLAGS-$(suffix $@)) $(ASFLAGS-$(notdir $<)) $(ASFLAGS-$(notdir $@))
+cmd_compile.S = $(filter-out -std=%, $(cmd_compile.c)) -D__ASSEMBLER__ $(ASFLAGS) $(ARCH_ASFLAGS) $(ASFLAGS-$(suffix $@)) $(ASFLAGS-$(notdir $<)) $(ASFLAGS-$(notdir $@))
cmd_compile.m = $(cmd_compile.c) -DL_$(patsubst %$(suffix $(notdir $@)),%,$(notdir $@))
-cmd_compile.mi= $(cmd_compile.m:-c=-E -dD $(EXTRA_CPPFLAGS))
+cmd_compile.mi= $(cmd_compile.m:-c=-E -dD) $(UCLIBC_EXTRA_CPPFLAGS)
cmd_compile-m = $(CC) $^ -c -o $@ $(CFLAGS) $(CFLAGS-$(suffix $@)) $(CFLAGS-$(notdir $(@D))) $(CFLAGS-$(notdir $@)) $(sort $(foreach d,$(^:$(top_srcdir)=),$(collect_multi_flags)))
cmd_strip = $(STRIPTOOL) $(STRIP_FLAGS) $^
cmd_t_strip = $(STRIPTOOL) $(STRIP_FLAGS) $@
-cmd_ar = $(AR) $(ARFLAGS) $@ $^
+cmd_ar = $(AR) $(ARFLAGS) $@ $(call objects_with_syms,,$^)
define do_ln
@$(disp_ln)
cmd_hcompile.u = $(HOSTCC) $(filter-out $(PHONY),$^) $(DEPS-$(notdir $@)) -o $@ $(BUILD_LDFLAGS) $(BUILD_LDFLAGS-$(notdir $(^D))) $(BUILD_LDFLAGS-$(notdir $@)) $(BUILD_CFLAGS) $(BUILD_CFLAGS-$(notdir $(^D))) $(BUILD_CFLAGS-$(notdir $@))
cmd_hcompile.o = $(HOSTCC) $(filter-out $(PHONY),$<) $(DEPS-$(notdir $@)) -c -o $@ $(BUILD_CFLAGS) $(BUILD_CFLAGS-$(notdir $(^D))) $(BUILD_CFLAGS-$(notdir $@))
+define create-lds
+ $(Q)$(RM) $@.lds
+ $(Q)$(CC) -nostdlib -nostartfiles -shared -Wl,-z,combreloc \
+ -Wl,-z,relro -Wl,--hash-style=gnu -Wl,-z,defs \
+ -Wl,--verbose 2>&1 | LC_ALL=C \
+ $(SED) -e '/^=========/,/^=========/!d;/^=========/d' \
+ -e 's/\. = .* + SIZEOF_HEADERS;/& $(SYMBOL_PREFIX)_begin = . - SIZEOF_HEADERS;/' > $@.lds
+endef
+
define link.so
$(Q)$(RM) $@ $@.$(2) $(dir $@)$(1)
@$(disp_ld)
- $(Q)$(CC) $(LDFLAGS-$(notdir $@)) -Wl,-soname=$(notdir $@).$(2) \
- $(NOSTDLIB_CFLAGS) -o $(dir $@)$(1) $(START_FILE-$(notdir $@)) \
+ $(Q)$(CC) $(LDFLAGS-$(notdir $@)) $(LDFLAGS-y-$(@F)) \
+ -Wl,-soname=$(notdir $@).$(2) \
+ $(CFLAG_-nostdlib) -o $(dir $@)$(1) $(START_FILE-$(notdir $@)) \
-Wl,--whole-archive $(firstword $^) -Wl,--no-whole-archive \
$(LIBS-$(notdir $@)) $(LIBGCC) $(END_FILE-$(notdir $@))
$(Q)$(LN) -sf $(1) $@.$(2)
define link-flat.so
$(Q)$(RM) $(1) $@
@$(disp_ld)
- $(Q)$(CC) $(LDFLAGS-$(notdir $@)) $(NOSTDLIB_CFLAGS) -o $(1) \
+ $(Q)$(CC) $(LDFLAGS-$(notdir $@)) $(CFLAG_-nostdlib) -o $(1) \
-Wl,-elf2flt -Wl,-shared-lib-id,$(2) $(top_builddir)lib/Scrt1.o \
$(top_builddir)/lib/crti.o -Wl,--whole-archive $(firstword $^) \
$(LIBGCC) -Wl,--no-whole-archive $(LIBS-$(notdir $@)) $(LIBGCC) \
$(do_strip)
@$(disp_ld)
$(Q)$(CC) $(LDFLAGS-$(notdir $@)) -Wl,-soname=$(notdir $@).$(2) \
- $(NOSTDLIB_CFLAGS) -o $(dir $@)$(1) $(START_FILE-$(notdir $@)) \
+ $(CFLAG_-nostdlib) -o $(dir $@)$(1) $(START_FILE-$(notdir $@)) \
$^ \
$(LIBS-$(notdir $@)) $(LIBGCC) $(END_FILE-$(notdir $@))
$(Q)$(LN) -sf $(1) $@.$(2)
$(Q)echo "#include <features.h>" >> $@.tmp
$(Q)echo "const char __dl_ldso__[] attribute_hidden __attribute__ ((weak)) __attribute__ ((section " \
"(\".interp\"))) =\""$(RUNTIME_PREFIX)$(MULTILIB_DIR)/$(UCLIBC_LDSO)"\";" >> $@.tmp
+ $(Q)$(SED) -i -e 's://:/:g' $@.tmp
$(Q)mv $@.tmp $@
$(interp): $(top_builddir)lib/interp.c | $(sub_headers)
CRTS_COMPAT :=
#endif
-$(crt-y): $(CRTS) $(CTOR_TARGETS) $(CRTS_COMPAT) $(CRTRELOC)
+startfiles = $(CRTS) $(CTOR_TARGETS) $(CRTS_COMPAT) $(CRTRELOC)
+$(crt-y): $(startfiles)
$(CRTS) $(CTOR_TARGETS) $(CRTS_COMPAT) $(CRTRELOC): | headers
$(CRTS) $(CTOR_TARGETS) $(CRTS_COMPAT) $(CRTRELOC) $(LINK_FLAT_CRTS) $(SHARED_START_FILES) $(SHARED_END_FILES) : | $(top_builddir)lib
$(libm-a-y) $(libm-so-y) \
$(libpthread-a-y) $(libpthread-so-y) $(libpthread-nonshared-y) \
$(libthread_db-a-y) $(libthread_db-so-y) $(libpthread-generated-y) \
+ $(START_FILE-libpthread.so) $(END_FILE-libpthread.so) \
+ $(PTHREAD_INITFINI:.c=.s) \
$(librt-a-y) $(librt-so-y) $(libresolv-a-y) $(libresolv-so-y) \
$(libcrypt-a-y) $(libcrypt-so-y) $(libutil-a-y) $(libutil-so-y) \
- $(libnsl-a-y) $(libnsl-so-y) $(ldso-y) $(libdl-a-y) $(libdl-so-y)
+ $(libnsl-a-y) $(libnsl-so-y) $(ldso-y) $(libdl-a-y) $(libdl-so-y) \
+ $(libubacktrace-a-y) $(libubacktrace-so-y)
.depends.dep := \
$(patsubst %.s,%.s.dep,$(filter %.s,$(files.dep))) \
$(patsubst %.o,%.o.dep,$(filter %.o,$(files.dep))) \
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