From dad3ae73b314dd586a4ba56608c927ba91dda03a Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Tue, 14 Dec 2004 17:19:22 +0000
Subject: 	* tty.cc (tty_list::terminate): Guard releasing the tty with
 tty_mutex. 	(tty::init): Set master_pid to 0.

---
 winsup/cygwin/tty.cc | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'winsup/cygwin/tty.cc')

diff --git a/winsup/cygwin/tty.cc b/winsup/cygwin/tty.cc
index ef77bd527..e2883fec5 100644
--- a/winsup/cygwin/tty.cc
+++ b/winsup/cygwin/tty.cc
@@ -151,6 +151,9 @@ tty_list::terminate (void)
 	  low_priority_sleep (200);
 	}
 
+      if (WaitForSingleObject (tty_mutex, INFINITE) == WAIT_FAILED)
+	termios_printf ("WFSO for tty_mutex %p failed, %E", tty_mutex);
+
       termios_printf ("tty %d master about to finish", ttynum);
       ForceCloseHandle1 (t->to_slave, to_pty);
       ForceCloseHandle1 (t->from_slave, from_pty);
@@ -160,6 +163,8 @@ tty_list::terminate (void)
       char buf[20];
       __small_sprintf (buf, "tty%d", ttynum);
       logout (buf);
+
+      ReleaseMutex (tty_mutex);
     }
 }
 
@@ -369,6 +374,7 @@ tty::init (void)
   to_slave = NULL;
   from_slave = NULL;
   was_opened = 0;
+  master_pid = 0;
 }
 
 HANDLE
-- 
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