From 94f776e71673c9666b883f2a93b152a66057aa80 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Guido=20G=C3=BCnther?= <agx@sigxcpu.org>
Date: Tue, 18 Oct 2011 09:07:41 +0200
Subject: [PATCH] virBufferEscapeShell: Fix escaping of single quotes.

When checking if we need to escape a single quote we were looking at the
character after the quote instead of at the quote itself.
---
 src/util/buf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/util/buf.c b/src/util/buf.c
index 34347b5dd5..f582cd2227 100644
--- a/src/util/buf.c
+++ b/src/util/buf.c
@@ -524,13 +524,13 @@ virBufferEscapeShell(virBufferPtr buf, const char *str)
 
     *out++ = '\'';
     while (*cur != 0) {
-        *out++ = *cur++;
         if (*cur == '\'') {
+            *out++ = '\'';
             /* Replace literal ' with a close ', a \', and a open ' */
             *out++ = '\\';
             *out++ = '\'';
-            *out++ = '\'';
         }
+        *out++ = *cur++;
     }
     *out++ = '\'';
     *out = 0;