mirror of https://github.com/mkerrisk/man-pages
69 lines
2.3 KiB
Groff
69 lines
2.3 KiB
Groff
.\" 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.\" manual page may be incorrect or out-of-date.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 1993-07-24 by Rik Faith <faith@cs.unc.edu>
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.\" Modified 2001-03-16 by Andries Brouwer <aeb@cwi.nl>
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.\" Modified 2004-05-27 by Michael Kerrisk <mtk-manpages@gmx.net>
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.\"
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.TH STIME 2 2004-05-27 "Linux 2.6.6" "Linux Programmer's Manual"
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.SH NAME
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stime \- set time
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.SH SYNOPSIS
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.BR "#define _SVID_SOURCE" " /* glibc2 needs this */"
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.br
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.B #include <time.h>
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.sp
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.BI "int stime(time_t *" t );
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.SH DESCRIPTION
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\fBstime\fP() sets the system's idea of the time and date. Time, pointed
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to by \fIt\fP, is measured in seconds from 00:00:00 GMT January 1, 1970.
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\fBstime\fP() may only be executed by the superuser.
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.SH "RETURN VALUE"
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On success, zero is returned. On error, \-1 is returned, and
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.I errno
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is set appropriately.
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.SH ERRORS
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.TP
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.B EFAULT
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Error in getting information from user space.
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.TP
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.B EPERM
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The calling process has insufficient privilege.
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Under Linux the
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.B CAP_SYS_TIME
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privilege is required.
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.SH "CONFORMING TO"
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SVr4.
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.SH NOTES
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Under glibc2,
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.I <time.h>
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only provides a prototype when
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.B _SVID_SOURCE
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is defined.
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.SH "SEE ALSO"
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.BR date (1),
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.BR settimeofday (2),
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.BR capabilities (7)
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