From a7d856c4ce704ab1c45260d5e4210ad7e0288db5 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Tue, 2 Sep 2008 10:57:14 +0000
Subject: add prereq check for extended getopt (#3944)

SVN-Revision: 12491
---
 include/prereq-build.mk | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'include')

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index fbe7d69..d6d2d73 100644
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -134,3 +134,11 @@ endef
 $(eval $(call Require,gnu-find, \
 	Please install GNU find \
 ))
+
+define Require/getopt-extended
+	getopt --long - - >/dev/null
+endef
+
+$(eval $(call Require,getopt-extended, \
+	Please install an extended getopt version that supports --long \
+))
-- 
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