Hi all you powerful with write access, Any chance any of you could apply this trivial thing? There are not too many applications needing it but.. it is so trivial and improves compatibility.. I would really appreciate it. And there is no other interface, standard or not, that would allow the same functionality.
Jaakko On Wed, 3 Mar 2004, I wrote: > Hi! > > This implementation is compatible with Linux, BSD and most unixes I know > of. > > This ioctl is necessary for devices connected to serial ports that need > the break condition on TxD line to be set permanently on. This includes > popular electronics hobbyist devices like PIC microcontroller programmer > http://www.iki.fi/hyvatti/pic/picprog.html . > Index: winsup/cygwin/ChangeLog =================================================================== RCS file: /cvs/src/src/winsup/cygwin/ChangeLog,v retrieving revision 1.2338 diff -u -r1.2338 ChangeLog --- winsup/cygwin/ChangeLog 2 Mar 2004 13:07:47 -0000 1.2338 +++ winsup/cygwin/ChangeLog 3 Mar 2004 10:52:02 -0000 @@ -1,3 +1,8 @@ +2004-03-03 Jaakko Hyvatti <[EMAIL PROTECTED]> + + * fhandler_serial.cc (fhandler_serial::ioctl): Implement TIOCSBRK + and TIOCCBRK which set and clear break condition on serial TxD. + 2004-03-02 Corinna Vinschen <[EMAIL PROTECTED]> * fhandler_raw.cc (fhandler_dev_raw::raw_read): When reading with Index: winsup/cygwin/fhandler_serial.cc =================================================================== RCS file: /cvs/src/src/winsup/cygwin/fhandler_serial.cc,v retrieving revision 1.50 diff -u -r1.50 fhandler_serial.cc --- winsup/cygwin/fhandler_serial.cc 9 Feb 2004 04:04:23 -0000 1.50 +++ winsup/cygwin/fhandler_serial.cc 3 Mar 2004 10:52:02 -0000 @@ -476,6 +476,20 @@ res = -1; } break; + case TIOCCBRK: + if (ClearCommBreak (get_handle ()) == 0) + { + __seterrno (); + res = -1; + } + break; + case TIOCSBRK: + if (SetCommBreak (get_handle ()) == 0) + { + __seterrno (); + res = -1; + } + break; case TIOCINQ: if (ev & CE_FRAME || ev & CE_IOE || ev & CE_OVERRUN || ev & CE_RXOVER || ev & CE_RXPARITY) Index: winsup/cygwin/include/sys/termios.h =================================================================== RCS file: /cvs/src/src/winsup/cygwin/include/sys/termios.h,v retrieving revision 1.8 diff -u -r1.8 termios.h --- winsup/cygwin/include/sys/termios.h 27 Sep 2003 02:36:50 -0000 1.8 +++ winsup/cygwin/include/sys/termios.h 3 Mar 2004 10:52:02 -0000 @@ -23,6 +23,8 @@ effects of their work one can achive by standard POSIX commands */ +#define TIOCSBRK 0x5427 +#define TIOCCBRK 0x5428 #define TIOCM_DTR 0x002 #define TIOCM_RTS 0x004 -- Foreca Ltd [EMAIL PROTECTED] Pursimiehenkatu 29-31 B, FIN-00150 Helsinki, Finland http://www.foreca.com
