From 0a3f2393aefd8fceea075e3108d581aadec292ab Mon Sep 17 00:00:00 2001
From: Patrick Georgi <patrick.georgi@secunet.com>
Date: Tue, 20 Nov 2012 12:04:32 +0100
Subject: crossgcc: properly test for flex

This is no GNU tool, so testing for "GNU" in the version string
is bound to fail.
We now accept everything that returns success on "flex --version"
and then hope for the best.

I tested both cases

Change-Id: If325f613fde1648847b998b7e8e5782d0f22b484
Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Reviewed-on: http://review.coreboot.org/1884
Tested-by: build bot (Jenkins)
Reviewed-by: Zheng Bao <zheng.bao@amd.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
---
 util/crossgcc/buildgcc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'util')

diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index 91ec1cf47f..28e700b409 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -119,7 +119,11 @@ MAKE=`searchgnu make` || exit $?
 
 searchgnu m4 > /dev/null
 searchgnu bison > /dev/null
-searchgnu flex > /dev/null
+
+if ! flex --version > /dev/null 2> /dev/null; then
+	printf "${RED}ERROR:${red} Missing toolchain: flex${NC}\n" >&2
+	exit 1
+fi
 
 cleanup()
 {
-- 
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