| signal.3 (108040) | signal.3 (108087) |
|---|---|
| 1.\" Copyright (c) 1980, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)signal.3 8.3 (Berkeley) 4/19/94 | 1.\" Copyright (c) 1980, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)signal.3 8.3 (Berkeley) 4/19/94 |
| 33.\" $FreeBSD: head/lib/libc/gen/signal.3 108040 2002-12-18 13:33:04Z ru $ | 33.\" $FreeBSD: head/lib/libc/gen/signal.3 108087 2002-12-19 09:40:28Z ru $ |
| 34.\" 35.Dd April 19, 1994 36.Dt SIGNAL 3 37.Os 38.Sh NAME 39.Nm signal 40.Nd simplified software signal facilities 41.Sh LIBRARY --- 88 unchanged lines hidden (view full) --- 130.It Dv SIGWINCH Ta "discard signal" Ta "Window size change" 131.It Dv SIGINFO Ta "discard signal" Ta "status request from keyboard" 132.It Dv SIGUSR1 Ta "terminate process" Ta "User defined signal 1" 133.It Dv SIGUSR2 Ta "terminate process" Ta "User defined signal 2" 134.El 135.Pp 136The 137.Fa sig | 34.\" 35.Dd April 19, 1994 36.Dt SIGNAL 3 37.Os 38.Sh NAME 39.Nm signal 40.Nd simplified software signal facilities 41.Sh LIBRARY --- 88 unchanged lines hidden (view full) --- 130.It Dv SIGWINCH Ta "discard signal" Ta "Window size change" 131.It Dv SIGINFO Ta "discard signal" Ta "status request from keyboard" 132.It Dv SIGUSR1 Ta "terminate process" Ta "User defined signal 1" 133.It Dv SIGUSR2 Ta "terminate process" Ta "User defined signal 2" 134.El 135.Pp 136The 137.Fa sig |
| 138parameter specifies which signal was received. | 138argument specifies which signal was received. |
| 139The 140.Fa func 141procedure allows a user to choose the action upon receipt of a signal. 142To set the default action of the signal to occur as listed above, 143.Fa func 144should be 145.Dv SIG_DFL . 146A --- 66 unchanged lines hidden (view full) --- 213.Sh ERRORS 214The 215.Fn signal 216function 217will fail and no action will take place if one of the 218following occur: 219.Bl -tag -width Er 220.It Bq Er EINVAL | 139The 140.Fa func 141procedure allows a user to choose the action upon receipt of a signal. 142To set the default action of the signal to occur as listed above, 143.Fa func 144should be 145.Dv SIG_DFL . 146A --- 66 unchanged lines hidden (view full) --- 213.Sh ERRORS 214The 215.Fn signal 216function 217will fail and no action will take place if one of the 218following occur: 219.Bl -tag -width Er 220.It Bq Er EINVAL |
| 221The |
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| 221.Fa sig | 222.Fa sig |
| 223argument |
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| 222is not a valid signal number. 223.It Bq Er EINVAL 224An attempt is made to ignore or supply a handler for 225.Dv SIGKILL 226or 227.Ev SIGSTOP . 228.El 229.Sh SEE ALSO --- 16 unchanged lines hidden --- | 224is not a valid signal number. 225.It Bq Er EINVAL 226An attempt is made to ignore or supply a handler for 227.Dv SIGKILL 228or 229.Ev SIGSTOP . 230.El 231.Sh SEE ALSO --- 16 unchanged lines hidden --- |