From ccbef1674a1579842c7dbdf554efca85d2cd245a Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Sat, 8 Feb 2014 09:01:13 +0100 Subject: Kbuild, lto: add ld-version and ld-ifversion macros To check the linker version. Used by the LTO makefile. Signed-off-by: Andi Kleen Link: http://lkml.kernel.org/r/1391846481-31491-9-git-send-email-ak@linux.intel.com Signed-off-by: H. Peter Anvin --- scripts/Kbuild.include | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'scripts/Kbuild.include') diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 547e15daf03d..93a0da26582b 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -155,6 +155,15 @@ ld-option = $(call try-run,\ # Important: no spaces around options ar-option = $(call try-run, $(AR) rc$(1) "$$TMP",$(1),$(2)) +# ld-version +# Usage: $(call ld-version) +# Note this is mainly for HJ Lu's 3 number binutil versions +ld-version = $(shell $(LD) --version | $(srctree)/scripts/ld-version.sh) + +# ld-ifversion +# Usage: $(call ld-ifversion, -ge, 22252, y) +ld-ifversion = $(shell [ $(call ld-version) $(1) $(2) ] && echo $(3)) + ###### ### -- cgit v1.2.3