unixdev.net


Switch to SpeakEasy.net DSL

The Modular Manual Browser

Home Page
Manual: (4.4BSD-Lite2)
Page:
Section:
Apropos / Subsearch:
optional field

TIME(3)                     BSD Programmer's Manual                    TIME(3)

NAME
     time - get time of day

SYNOPSIS
     #include <&lt;sys/types.h>&gt;

     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.

     A copy of the time value may be saved to the area indicated by the point-
     er 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 ALSO
     gettimeofday(2),  ctime(3)

HISTORY
     A time() function appeared in Version 6 AT&T UNIX.

4th Berkeley Distribution        June 4, 1993                                1