From 12d62a7aee7f76675219bfbc6c79bd43d8d73e1b Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Wed, 4 Feb 1998 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1998-02-04

---
 port/devdraw.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/port/devdraw.c b/port/devdraw.c
index 11905aebfab9311cb00fd7740c4b49654d97554d..f32a6cc69750463086ead748f4ea927845d505aa 100644
--- a/port/devdraw.c
+++ b/port/devdraw.c
@@ -12,7 +12,7 @@
 
 enum
 {
-	Qtopdir		= 1,
+	Qtopdir		= 0,
 	Q2nd,
 	Qnew,
 	Q3rd,
@@ -808,11 +808,14 @@ drawattach(char *spec)
 int
 drawwalk(Chan *c, char *name)
 {
+	Path *op;
+
 	if(screendata.data == nil)
 		error("no frame buffer");
 	if(strcmp(name, "..") == 0){
 		switch(QID(c->qid)){
 		case Qtopdir:
+			return 1;
 		case Q2nd:
 			c->qid = (Qid){CHDIR|Qtopdir, 0};
 			break;
@@ -822,6 +825,9 @@ drawwalk(Chan *c, char *name)
 		default:
 			panic("drawwalk %lux", c->qid.path);
 		}
+		op = c->path;
+		c->path = ptenter(&syspt, op, name);
+		decref(op);
 		return 1;
 	}
 	return devwalk(c, name, 0, 0, drawgen);