From d36a9eef2bd3da01c4985f6cda7b8419bbf11bee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tor=20Arne=20Vestb=C3=B8?= <torarnv@gmail.com>
Date: Tue, 7 Apr 2015 18:42:13 +0200
Subject: [PATCH] Ensure IPFS-BUILD-OPTIONS build dependency is created

If the file doesn't exist, make will conclude that the missing
prerequisite should trigger a rebuild of the binaries.
---
 test/bin/checkflags | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/bin/checkflags b/test/bin/checkflags
index a246a82c3..e78e54835 100755
--- a/test/bin/checkflags
+++ b/test/bin/checkflags
@@ -14,9 +14,11 @@ shift
 shift
 FLAG_MSGS="$@"
 
+test -f $FLAG_FILE || touch $FLAG_FILE
+
 # Use x in front of tested values as flags could be
 # interpreted by "test" to be for itself.
-if test x"$FLAG_VALS" != x"$(cat "$FLAG_FILE" 2>/dev/null)"
+if test x"$FLAG_VALS" != x"$(cat "$FLAG_FILE")"
 then
     echo "$FLAG_MSGS"
     echo "$FLAG_VALS" >"$FLAG_FILE"