From c1d54dc961ded7c80ce833291bf2af2e8d0bcad0 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 31 Jul 2008 23:55:39 +0000
Subject: add helper macro for stripping the last part of a version number

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12054 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 rules.mk | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rules.mk b/rules.mk
index 5b411183c6..5a54c536d9 100644
--- a/rules.mk
+++ b/rules.mk
@@ -27,6 +27,7 @@ empty:=
 space:= $(empty) $(empty)
 merge=$(subst $(space),,$(1))
 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
+strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
 
 _SINGLE=MAKEFLAGS=$(space)
 ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/'))
-- 
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