diff options
Diffstat (limited to 'scripts/Makefile.build')
| -rw-r--r-- | scripts/Makefile.build | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 11602e5efb3b..cd9bf22bb027 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -81,6 +81,7 @@ endif ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),) lib-target := $(obj)/lib.a +obj-y += $(obj)/lib-ksyms.o endif ifneq ($(strip $(obj-y) $(obj-m) $(obj-) $(subdir-m) $(lib-target)),) @@ -395,6 +396,25 @@ $(lib-target): $(lib-y) FORCE $(call if_changed,link_l_target) targets += $(lib-target) + +dummy-object = $(obj)/.lib_exports.o +ksyms-lds = $(dot-target).lds +ifdef CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX +ref_prefix = EXTERN(_ +else +ref_prefix = EXTERN( +endif + +quiet_cmd_export_list = EXPORTS $@ +cmd_export_list = $(OBJDUMP) -h $< | \ + sed -ne '/___ksymtab/{s/.*+/$(ref_prefix)/;s/ .*/)/;p}' >$(ksyms-lds);\ + rm -f $(dummy-object);\ + $(AR) rcs$(KBUILD_ARFLAGS) $(dummy-object);\ + $(LD) $(ld_flags) -r -o $@ -T $(ksyms-lds) $(dummy-object);\ + rm $(dummy-object) $(ksyms-lds) + +$(obj)/lib-ksyms.o: $(lib-target) FORCE + $(call if_changed,export_list) endif # |