leave tty with echo turned off if not default device

[ppp.git] / pppd / sys-str.c

diff --git a/pppd/sys-str.c b/pppd/sys-str.c
index f5afba95d119d8da644d9952853a4e189371ccff..e5831330cac83bc9922990ddd2aa188be84d4d95 100644 (file)
--- a/pppd/sys-str.c
+++ b/pppd/sys-str.c
@@ -19,7 +19,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: sys-str.c,v 1.19 1995/04/28 06:26:46 paulus Exp $";
+static char rcsid[] = "$Id: sys-str.c,v 1.20 1995/05/01 00:26:22 paulus Exp $";
 #endif
 
 /*
@@ -452,6 +452,15 @@ void
 restore_tty()
 {
     if (restore_term) {
+       if (!default_device) {
+           /*
+            * Turn off echoing, because otherwise we can get into
+            * a loop with the tty and the modem echoing to each other.
+            * We presume we are the sole user of this tty device, so
+            * when we close it, it will revert to its defaults anyway.
+            */
+           inittermios.c_lflag &= ~(ECHO | ECHONL);
+       }
        if (tcsetattr(fd, TCSAFLUSH, &inittermios) < 0)
            if (errno != ENXIO)
                syslog(LOG_WARNING, "tcsetattr: %m");