freebsd-dev/lib/libc/gen/raise.3

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.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
.\" This code is derived from software contributed to Berkeley by
.\" the American National Standards Committee X3, on Information
.\" Processing Systems.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" notice, this list of conditions and the following disclaimer in the
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.\" 3. Neither the name of the University nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
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.\" @(#)raise.3 8.1 (Berkeley) 6/4/93
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.\" $FreeBSD$
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.\"
.Dd May 7, 2010
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.Dt RAISE 3
.Os
.Sh NAME
.Nm raise
.Nd send a signal to the current thread
.Sh LIBRARY
.Lb libc
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.Sh SYNOPSIS
.In signal.h
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.Ft int
.Fn raise "int sig"
.Sh DESCRIPTION
The
.Fn raise
function sends the signal
.Fa sig
to the current thread.
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.Sh RETURN VALUES
.Rv -std raise
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.Sh ERRORS
The
.Fn raise
function
may fail and set
.Va errno
for any of the errors specified for the
library functions
.Xr getpid 2
and
.Xr kill 2 .
.Sh SEE ALSO
.Xr kill 2
.Sh STANDARDS
The
.Fn raise
function
conforms to
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.St -isoC .