.TH signals "" "" "Technical Information"
.PC "List recognized signals"
.PP
To send a signal to a process under the DDI/DKI, invoke the function
.B proc_signal()
with the identity of the process being signalled.
Under \*(ST, you should invoke the functions
.B putctl1()
or
.B putnextctl1()
to send a message of type
.BR M_SIG ,
plus the signal as an argument.
For details, see the Lexicon entries for these functions.
.PP
The following lists the signals that a driver can send to a process:
.IP \fBSIGHUP\fR 1.0i
The device has ``hung up,'' or disconnected.
.IS \fBSIGINT\fR
The interrupt character has been received.
.IS \fBSIGQUIT\fR
The quit character has been received.
.IS \fBSIGTSTP\fR
The user has requested that the process stop.
.IS \fBSIGURG\fR
Urgent data have become available.
.IS \fBSIGWINCH\fR
The size of a window has changed.
.IS \fBSIGPOLL\fR
A pollable event has occurred.
.SH "See Also"
.B
proc_signal(),
putctl1(),
putnextctl1(),
technical information
.R
.br
\*(CO Lexicon:
.B
sigaction(),
signal(),
signal.h,
sigset()
.R
