From 1fcd6167f8ebb4140237423a3bfdd68e3a59c914 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Fri, 31 Dec 1999 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1999-12-31

---
 mpc/devpcmcia.c | 5 +++++
 mpc/devsac.c    | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/mpc/devpcmcia.c b/mpc/devpcmcia.c
index 269c1598179726fb91d91211b52fb5aca432a7d1..a456db4d15602021c2f1c4b7a6c625f0c24160ff 100644
--- a/mpc/devpcmcia.c
+++ b/mpc/devpcmcia.c
@@ -161,6 +161,11 @@ pcmgen(Chan *c, Dirtab *tab, int ntab, int i, Dir *dp)
 	char name[NAMELEN];
 
 	USED(tab, ntab);
+
+	if(i == DEVDOTDOT){
+		devdir(c, c->qid, "#y", 0, eve, 0550, dp);
+		return 1;
+	}
 	if(i>=3*nslot)
 		return -1;
 	slotno = i/3;
diff --git a/mpc/devsac.c b/mpc/devsac.c
index ad1f0461eb2cbe28f1e651b86ae75691c60fd661..4ab4e59760583a3978fc7365a16040d632599fd8 100644
--- a/mpc/devsac.c
+++ b/mpc/devsac.c
@@ -162,6 +162,8 @@ sacwalk(Chan *c, char *name)
 	isdir(c);
 	if(name[0]=='.' && name[1]==0)
 		return 1;
+	if(name[0]=='.' && name[1]=='.' && name[2]==0)
+		return 1;
 	sac = c->aux;
 	sac = saclookup(sac, name);
 	if(sac == nil) {