.\" Copyright (c) 1989 The Regents of the University of California. .\" All rights reserved. .\" .\" Redistribution and use in source and binary forms are permitted provided .\" that: (1) source distributions retain this entire copyright notice and .\" comment, and (2) distributions including binaries display the following .\" acknowledgement: ``This product includes software developed by the .\" University of California, Berkeley and its contributors'' in the .\" documentation or other materials provided with the distribution and in .\" all advertising materials mentioning features or use of this software. .\" Neither the name of the University nor the names of its contributors may .\" be used to endorse or promote products derived from this software without .\" specific prior written permission. .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. .\" .\" @(#)time.3 5.2 (Berkeley) 6/23/90 .\" .TH TIME 3 "June 23, 1990" .UC 4 .SH NAME time \- get time of day .SH SYNOPSIS .nf .B #include .B time_t time(tloc) .B time_t *tloc; .fi .SH DESCRIPTION .PP .I Time returns the value of time in seconds since 0 hours, 0 minutes, 0 seconds, January 1, 1970, Coordinated Universal Time. .PP The argument .I tloc points to an area where the return value is also stored. If .I tloc is a NULL pointer, no value is stored. .PP Upon successful completion, .IR time () returns the value of time. Otherwise a value of ((\fItime_t\fR) -1) is returned and .I errno is set to indicate the error. .SH "ERRORS The following error codes may be set in .IR errno : .TP 15 [EFAULT] An argument address referenced invalid memory. .SH "SEE ALSO" gettimeofday(2), ctime(3)