From bc923c191c00127c51cb5248b271787cf938e8c8 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Wed, 8 Sep 1999 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1999-09-08

---
 pc/devarch.c  |  2 +-
 port/devsdp.c | 12 ++++++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/pc/devarch.c b/pc/devarch.c
index bd00951ab2c66f7a5b34d364de44e4372f55ed4f..aea6f0ba6c3a9836be0008490418dc4c88e3ac3f 100644
--- a/pc/devarch.c
+++ b/pc/devarch.c
@@ -91,7 +91,7 @@ ioalloc(int port, int size, int align, char *tag)
 			return -1;
 		}
 	} else {
-		// see if the space clashes with previously alllocated ports
+		// see if the space clashes with previously allocated ports
 		for(l = &iomap.m; *l; l = &(*l)->next){
 			m = *l;
 			if(m->end <= port)
diff --git a/port/devsdp.c b/port/devsdp.c
index ee0d35b963f649058f6a45c6508ee11ff8b61fda..8f698d009c09ff01c9219157e20b51a89dc54ea1 100644
--- a/port/devsdp.c
+++ b/port/devsdp.c
@@ -179,6 +179,13 @@ static Logflag logflags[] =
 
 static Dirtab	*dirtab[MaxQ];
 static Sdp sdptab[Nfs];
+static char *convstatename[] = {
+	[CInit] "Init",
+	[COpening] "Opening",
+	[COpen] "Open",
+	[CClosing] "Closing",
+	[CClosed] "Closed",
+};
 
 static int sdpgen(Chan *c, Dirtab*, int, int s, Dir *dp);
 static Conv *sdpclone(Sdp *sdp);
@@ -318,6 +325,7 @@ sdpopen(Chan* ch, int omode)
 		if(strcmp(up->user, c->owner) != 0 || (perm & c->perm) != perm)
 				error(Eperm);
 		c->ref++;
+print(c->ref = %d\n", c->ref);
 		if(TYPE(ch->qid) == Qdata)
 			c->dataopen++;
 		qunlock(c);
@@ -359,7 +367,7 @@ sdpclose(Chan* ch)
 			if(c->dataopen == 0)
 				wakeup(&c->in.controlready);
 		}
-
+print("close c->ref = %d\n", c->ref);
 		if(c->ref == 0) {
 			switch(c->state) {
 			default:
@@ -703,7 +711,7 @@ static void
 convsetstate(Conv *c, int state)
 {
 
-print("convsetstate %d -> %d\n", c->state, state);
+print("convsetstate %s -> %s\n", convstatename[c->state], convstatename[state]);
 
 	switch(state) {
 	default: