plan9port

commit 6886b3cd89134e1e259d66940943d15d29b159ac
parent 425a2b7863f6e9f5c70e28f68d3077afb5b57c77
Author: Russ Cox <rsc@swtch.com>
Date:   Wed, 16 Feb 2011 12:48:06 -0500

rc: fix $ifs bug introduced with utf-8 code

R=rsc
http://codereview.appspot.com/4187050

Diffstat:
M
src/cmd/rc/havefork.c
 | 
6
++++--

1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/cmd/rc/havefork.c b/src/cmd/rc/havefork.c
@@ -156,8 +156,10 @@ Xbackq(void)
 				continue;
 			}
 		stop:
-			*s = '\0';
-			v = newword(wd, v);
+			if(s != wd) {
+				*s = '\0';
+				v = newword(wd, v);
+			}
 			s = wd;
 		}
 		if(s!=wd){