From 00961f7cc5cb65e3d926a382748f231ded90d137 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Wed, 8 Dec 2010 14:23:54 -0800
Subject: [PATCH] Avoid using "grep -q" outside of GNU/Linux specific
 utilities.

According to the Autoconf manual, "grep -q" is not portable, so instead
redirect stdout to /dev/null.
---
 Makefile.am          | 2 +-
 tests/ovsdb-tool.at  | 2 +-
 utilities/ovs-pki.in | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 8517b2b8..457513cb 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -88,7 +88,7 @@ SUFFIXES += .in
                 -e 's,[@]abs_top_srcdir[@],$(abs_top_srcdir),g' \
                 -e 's,[@]ovsdbmonitordir[@],$(ovsdbmonitordir),g' \
             > $@.tmp
-	@if head -n 1 $@.tmp | grep -q '#!'; then \
+	@if head -n 1 $@.tmp | grep '#!' > /dev/null; then \
 	    echo chmod +x $@.tmp; \
 	    chmod +x $@.tmp; \
 	fi
diff --git a/tests/ovsdb-tool.at b/tests/ovsdb-tool.at
index 7f09d349..c2ec8810 100644
--- a/tests/ovsdb-tool.at
+++ b/tests/ovsdb-tool.at
@@ -45,7 +45,7 @@ AT_CHECK([[ovsdb-tool transact db '
 AT_CHECK([perl $srcdir/uuidfilt.pl stdout], [0],
  [[[{"uuid":["uuid","<0>"]},{}]
 ]])
-AT_CHECK([grep -q "add row for 5" db])
+AT_CHECK([grep "add row for 5" db], [0], [ignore])
 AT_CLEANUP
 
 AT_SETUP([ovsdb-tool compact])
diff --git a/utilities/ovs-pki.in b/utilities/ovs-pki.in
index 1f528690..9a55961f 100755
--- a/utilities/ovs-pki.in
+++ b/utilities/ovs-pki.in
@@ -361,7 +361,7 @@ fingerprint() {
     file=$1
     name=${1-$2}
     date=$(date -r $file)
-    if grep -q -e '-BEGIN CERTIFICATE-' "$file"; then
+    if grep -e '-BEGIN CERTIFICATE-' "$file" > /dev/null; then
         fingerprint=$(openssl x509 -noout -in "$file" -fingerprint |
                       sed 's/SHA1 Fingerprint=//' | tr -d ':')
     else
-- 
2.30.2