From: Ben Gras <ben@minix3.org>
Date: Thu, 4 Jan 2007 12:06:04 +0000 (+0000)
Subject: Don't let rs232 code send REVIVEs.
X-Git-Tag: v3.1.3~124
X-Git-Url: http://zhaoyanbai.com/repos/%24relpath%24tabs.css?a=commitdiff_plain;h=753f7bebdef82f93d3b44a515bdc20f8be8cc254;p=minix.git

Don't let rs232 code send REVIVEs.
---

diff --git a/drivers/tty/rs232.c b/drivers/tty/rs232.c
index bcaa6907e..02176b8f9 100644
--- a/drivers/tty/rs232.c
+++ b/drivers/tty/rs232.c
@@ -351,15 +351,26 @@ int try;
 	tp->tty_outcum += count;
 	if ((tp->tty_outleft -= count) == 0) {
 		/* Output is finished, reply to the writer. */
-		tty_reply(tp->tty_outrepcode, tp->tty_outcaller,
+		if(tp->tty_outrepcode == TTY_REVIVE) {
+			notify(tp->tty_outcaller);
+			tp->tty_outrevived = 1;
+		} else {
+			tty_reply(tp->tty_outrepcode, tp->tty_outcaller,
 					tp->tty_outproc, tp->tty_outcum);
-		tp->tty_outcum = 0;
+			tp->tty_outcum = 0;
+		}
 	}
   }
   if (tp->tty_outleft > 0 && tp->tty_termios.c_ospeed == B0) {
 	/* Oops, the line has hung up. */
-	tty_reply(tp->tty_outrepcode, tp->tty_outcaller, tp->tty_outproc, EIO);
-	tp->tty_outleft = tp->tty_outcum = 0;
+	if(tp->tty_outrepcode == TTY_REVIVE) {
+		notify(tp->tty_outcaller);
+		tp->tty_outrevived = 1;
+	} else {
+		tty_reply(tp->tty_outrepcode, tp->tty_outcaller,
+			tp->tty_outproc, EIO);
+		tp->tty_outleft = tp->tty_outcum = 0;
+	}
   }
 
   return 1;