From d91529429c5d65d66444e5c4f8d323cea6306878 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@cs.stanford.edu>
Date: Tue, 20 Dec 2005 03:27:15 +0000
Subject: [PATCH] Don't use ! in shell--Solaris sh doesn't support it.

---
 tests/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/Makefile b/tests/Makefile
index 705472f..3adf8e3 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -28,7 +28,7 @@ define run-tests-grade
 cd $@/src/$(PROJECT) && $(MAKE) check
 cd $@/src/$(PROJECT) && $(MAKE) grade
 cd $@/src/$(PROJECT) && grep -q PERFECT build/grade
-cd $@/src/$(PROJECT) && ! grep -q warning build/grade
+cd $@/src/$(PROJECT) && grep -qv warning build/grade
 endef
 
 define compile
-- 
2.30.2