time
OS/161 Reference Manual
Name
time - get time of day
Library
Standard C Library (libc, -lc)
Synopsis
#include <time.h>
time_t
time(time_t *ptr);
Description
The current time (in seconds since midnight GMT on January 1, 1970) is
retrieved. If ptr is non-null, the time is stored through
ptr. The time is also returned.
time is a wrapper around the system call
__time, which returns nanoseconds
as well as seconds.
Return Values
time returns the time. On error, -1 is returned, and errno is set to
indicate the error.
Errors
The following error is the only way time should be capable of failing.
| | |
| EFAULT | ptr was an invalid non-NULL
address. |