X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=pppd%2Fsys-bsd.c;h=4239d0fc8dc2628f0dfda3b2cfd85e585eb77a19;hb=24af3d4d6dbf452f8acaa1a15a9e08f96a0e6eb2;hp=12bbdde79ea41d27c6aeb6f2305646a10f48823c;hpb=2d429b67dec287282cad25de7f04fd251be86c3a;p=ppp.git

diff --git a/pppd/sys-bsd.c b/pppd/sys-bsd.c
index 12bbdde..4239d0f 100644
--- a/pppd/sys-bsd.c
+++ b/pppd/sys-bsd.c
@@ -21,7 +21,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: sys-bsd.c,v 1.32 1998/09/02 20:58:13 christos Exp $";
+static char rcsid[] = "$Id: sys-bsd.c,v 1.34 1998/11/07 06:59:30 paulus Exp $";
 /*	$NetBSD: sys-bsd.c,v 1.1.1.3 1997/09/26 18:53:04 christos Exp $	*/
 #endif
 
@@ -159,9 +159,16 @@ sys_close()
 /*
  * sys_check_options - check the options that the user specified
  */
-void
+int
 sys_check_options()
 {
+#ifndef CDTRCTS
+    if (crtscts == 2) {
+	syslog(LOG_WARNING, "DTR/CTS flow control is not supported on this system");
+	return 0;
+    }
+#endif
+    return 1;
 }
 
 /*
@@ -385,10 +392,19 @@ set_up_tty(fd, local)
     }
 
     tios.c_cflag &= ~(CSIZE | CSTOPB | PARENB | CLOCAL);
-    if (crtscts > 0 && !local)
-	tios.c_cflag |= CRTSCTS;
-    else if (crtscts < 0)
+    if (crtscts > 0 && !local) {
+        if (crtscts == 2) {
+#ifdef CDTRCTS
+            tios.c_cflag |= CDTRCTS;
+#endif
+	} else
+	    tios.c_cflag |= CRTSCTS;
+    } else if (crtscts < 0) {
 	tios.c_cflag &= ~CRTSCTS;
+#ifdef CDTRCTS
+	tios.c_cflag &= ~CDTRCTS;
+#endif
+    }
 
     tios.c_cflag |= CS8 | CREAD | HUPCL;
     if (local || !modem)