I don't have a serial device to test this with, but it's just selected
parts of the TIOCMSET handling slightly adapted.
2005-08-01 Yitzchak Scott-Thoennes <[EMAIL PROTECTED]>
* fhandler_serial.cc (fhandler_serial::ioctl): Implement TIOCMBIS and
TIOCMBIC.
* include/sys/termios.h: Define TIOCMBIS and TIOCMBIC
.
--- winsup/cygwin/include/sys/termios.h.orig 2005-05-01 20:50:10.000000000
-0700
+++ winsup/cygwin/include/sys/termios.h 2005-08-01 02:22:34.361969600 -0700
@@ -1,6 +1,6 @@
/* sys/termios.h
- Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
+ Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005 Red Hat, Inc.
This file is part of Cygwin.
@@ -14,6 +14,8 @@
#define _SYS_TERMIOS_H
#define TIOCMGET 0x5415
+#define TIOCMBIS 0x5416
+#define TIOCMBIC 0x5417
#define TIOCMSET 0x5418
#define TIOCINQ 0x541B
--- winsup/cygwin/fhandler_serial.cc.orig 2005-07-06 13:05:00.000000000
-0700
+++ winsup/cygwin/fhandler_serial.cc 2005-08-01 02:31:30.993608000 -0700
@@ -470,6 +470,50 @@ fhandler_serial::ioctl (unsigned int cmd
res = -1;
}
break;
+ case TIOCMBIS:
+ if (ipbuffer & TIOCM_RTS)
+ {
+ if (EscapeCommFunction (get_handle (), SETRTS))
+ rts = TIOCM_RTS;
+ else
+ {
+ __seterrno ();
+ res = -1;
+ }
+ }
+ if (ipbuffer & TIOCM_DTR)
+ {
+ if (EscapeCommFunction (get_handle (), SETDTR))
+ dtr = TIOCM_DTR;
+ else
+ {
+ __seterrno ();
+ res = -1;
+ }
+ }
+ break;
+ case TIOCMBIC:
+ if (ipbuffer & TIOCM_RTS)
+ {
+ if (EscapeCommFunction (get_handle (), CLRRTS))
+ rts = 0;
+ else
+ {
+ __seterrno ();
+ res = -1;
+ }
+ }
+ if (ipbuffer & TIOCM_DTR)
+ {
+ if (EscapeCommFunction (get_handle (), CLRDTR))
+ dtr = 0;
+ else
+ {
+ __seterrno ();
+ res = -1;
+ }
+ }
+ break;
case TIOCCBRK:
if (ClearCommBreak (get_handle ()) == 0)
{
