From 1a985a5642607f9715657aaea7e03033130065c1 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Tue, 24 Apr 2012 19:12:26 +0000
Subject: [PATCH] mksysinfo: Only define PathMax if PATH_MAX is defined.

From-SVN: r186778
---
 libgo/mksysinfo.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 487965bf3bf..4f5153334aa 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -275,8 +275,9 @@ grep '^const __PC' gen-sysinfo.go |
   sed -e 's/^\(const \)__\(PC[^= ]*\)\(.*\)$/\1\2 = __\2/' >> ${OUT}
 
 # The PATH_MAX constant.
-grep '^const _PATH_MAX ' gen-sysinfo.go |
+if grep '^const _PATH_MAX ' gen-sysinfo.go >/dev/null 2>&1; then
   echo 'const PathMax = _PATH_MAX' >> ${OUT}
+fi
 
 # epoll constants.
 grep '^const _EPOLL' gen-sysinfo.go |
-- 
2.30.2