mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-14 19:26:43 +00:00
27 lines
1.1 KiB
Go
27 lines
1.1 KiB
Go
|
package sys
|
||
|
|
||
|
// ClockResolution is a positive granularity of clock precision in
|
||
|
// nanoseconds. For example, if the resolution is 1us, this returns 1000.
|
||
|
//
|
||
|
// Note: Some implementations return arbitrary resolution because there's
|
||
|
// no perfect alternative. For example, according to the source in time.go,
|
||
|
// windows monotonic resolution can be 15ms. See /RATIONALE.md.
|
||
|
type ClockResolution uint32
|
||
|
|
||
|
// Walltime returns the current unix/epoch time, seconds since midnight UTC
|
||
|
// 1 January 1970, with a nanosecond fraction.
|
||
|
type Walltime func() (sec int64, nsec int32)
|
||
|
|
||
|
// Nanotime returns nanoseconds since an arbitrary start point, used to measure
|
||
|
// elapsed time. This is sometimes referred to as a tick or monotonic time.
|
||
|
//
|
||
|
// Note: There are no constraints on the value return except that it
|
||
|
// increments. For example, -1 is a valid if the next value is >= 0.
|
||
|
type Nanotime func() int64
|
||
|
|
||
|
// Nanosleep puts the current goroutine to sleep for at least ns nanoseconds.
|
||
|
type Nanosleep func(ns int64)
|
||
|
|
||
|
// Osyield yields the processor, typically to implement spin-wait loops.
|
||
|
type Osyield func()
|