TIME(3) OpenBSD Programmer's Manual TIME(3)NAMEtime - get time of day
SYNOPSIS
#include <time.h>
time_t
time(time_t *tloc);
DESCRIPTION
The time() function returns the value of time in seconds since 0 hours, 0
minutes, 0 seconds, January 1, 1970, Coordinated Universal Time (UTC).
A copy of the time value may be saved to the area indicated by the
pointer tloc. If tloc is a null pointer, no value is stored.
Upon successful completion, time() returns the value of time. Otherwise
a value of (time_t)-1 is returned and the global variable errno is set to
indicate the error.
ERRORS
The following error codes may be set in errno:
[EFAULT] An argument address referenced invalid memory.
SEE ALSOgettimeofday(2), ctime(3)HISTORY
A time() function appeared in Version 2 AT&T UNIX and used to return time
in sixtieths of a second in 32 bits, which was to guarantee a crisis
every 2.26 years. Since Version 6 AT&T UNIX, time() scale was changed to
seconds, extending the pre-crisis stagnation period up to a total of 68
years.
OpenBSD 4.9 May 31, 2007 OpenBSD 4.9
