27010737a9
including <signal.h>, but that must be a bug in POSIX.1, because it also specifies that the relevant prototype is [only] in <pthread.h>.
76 lines
2.3 KiB
Groff
76 lines
2.3 KiB
Groff
.\" Copyright (C) 2000 Jason Evans <jasone@canonware.com>.
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice(s), this list of conditions and the following disclaimer as
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.\" the first lines of this file unmodified other than the possible
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.\" addition of one or more copyright notices.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice(s), this list of conditions and the following disclaimer in
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.\" the documentation and/or other materials provided with the
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.\" distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
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.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
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.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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.\" OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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.\" EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.Dd April 27, 2000
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.Dt PTHREAD_KILL 3
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.Os
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.Sh NAME
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.Nm pthread_kill
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.Nd send a signal to a specified thread
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.Sh LIBRARY
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.Lb libc_r
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.Sh SYNOPSIS
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.Fd #include <pthread.h>
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.Fd #include <signal.h>
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.Ft int
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.Fn pthread_kill "pthread_t thread" "int sig"
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.Sh DESCRIPTION
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The
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.Fn pthread_kill
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function sends a signal, specified by
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.Fa sig ,
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to a thread, specified by
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.Fa thread .
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If
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.Fa sig
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is 0, error checking is performed, but no signal is actually sent.
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.Sh RETURN VALUES
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If successful,
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.Fn pthread_kill
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returns 0.
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Otherwise, an error number is returned.
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.Sh ERRORS
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.Fn pthread_kill
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will fail if:
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.Bl -tag -width Er
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.It Bq Er ESRCH
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.Fa thread
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is an invalid thread ID.
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.It Bq Er EINVAL
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.Fa sig
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is an invalid or unsupported signal number.
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.El
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.Sh SEE ALSO
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.Xr kill 2 ,
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.Xr pthread_self 3 ,
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.Xr raise 3
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.Sh STANDARDS
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.Fn pthread_kill
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conforms to
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.St -iso9945-1
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