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.\" Hey Emacs! This file is -*- nroff -*- source.
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.\"
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.\" Copyright (c) 1992 Drew Eckhardt (drew@cs.colorado.edu), March 28, 1992
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.\"
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.\" Permission is granted to make and distribute verbatim copies of this
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.\" manual provided the copyright notice and this permission notice are
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.\" preserved on all copies.
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.\"
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.\" Permission is granted to copy and distribute modified versions of this
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.\" manual under the conditions for verbatim copying, provided that the
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.\" entire resulting derived work is distributed under the terms of a
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.\" permission notice identical to this one.
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.\"
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.\" Since the Linux kernel and libraries are constantly changing, this
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.\" manual page may be incorrect or out-of-date. The author(s) assume no
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.\" responsibility for errors or omissions, or for damages resulting from
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.\" the use of the information contained herein. The author(s) may not
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.\" have taken the same level of care in the production of this manual,
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.\" which is licensed free of charge, as they might when working
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.\" professionally.
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.\"
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.\" Formatted or processed versions of this manual, if unaccompanied by
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.\" the source, must acknowledge the copyright and authors of this work.
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.\"
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.\" Modified by Michael Haardt (michael@moria.de)
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.\" Modified Sat Jul 24 14:48:00 1993 by Rik Faith (faith@cs.unc.edu)
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.\" Modified 1995 by Mike Battersby (mib@deakin.edu.au)
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.\" Modified 2000 by aeb, following Michael Kerrisk
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.\"
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.TH PAUSE 2 1995-08-31 "Linux" "Linux Programmer's Manual"
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.SH NAME
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pause \- wait for signal
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.SH SYNOPSIS
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.B #include <unistd.h>
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.sp
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.B int pause(void);
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.SH DESCRIPTION
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The
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.BR pause ()
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library function causes the invoking process (or thread) to sleep
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until a signal is received that either terminates it or causes it
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to call a signal-catching function.
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.\" The
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.\" .B pause
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.\" system call causes the invoking process to sleep until a signal
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.\" is received.
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.SH "RETURN VALUE"
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The
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.BR pause ()
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function only returns when a signal was caught and the
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signal-catching function returned.
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In this case
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.BR pause ()
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returns \-1, and
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.I errno
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is set to
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.\" .BR ERESTARTNOHAND .
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.BR EINTR .
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.SH ERRORS
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.TP
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.B EINTR
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a signal was caught and the signal-catching function returned.
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.SH "CONFORMING TO"
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SVr4, 4.3BSD, POSIX.1-2001.
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.SH "SEE ALSO"
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.BR kill (2),
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.BR select (2),
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.BR signal (2),
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.BR sigsuspend (2)
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