NAME

time - get time of day

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS



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 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 ALSO

gettimeofday(2), ctime(3)

STANDARDS

The time() function conforms to ISO/IEC 9945-1:1990 (``POSIX.1'') .

HISTORY

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