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Update use of libc::timespec to prepare for future libc version #528

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Nov 26, 2022
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Update use of libc::timespec to prepare for future libc version #528

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13 changes: 7 additions & 6 deletions src/sys.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -512,19 +512,22 @@ mod inner {
mod unix {
use std::fmt;
use std::cmp::Ordering;
use std::mem::zeroed;
use std::ops::{Add, Sub};
use libc;

use Duration;

pub fn get_time() -> (i64, i32) {
let mut tv = libc::timespec { tv_sec: 0, tv_nsec: 0 };
// SAFETY: libc::timespec is zero initializable.
let mut tv: libc::timespec = unsafe { zeroed() };
unsafe { libc::clock_gettime(libc::CLOCK_REALTIME, &mut tv); }
(tv.tv_sec as i64, tv.tv_nsec as i32)
}

pub fn get_precise_ns() -> u64 {
let mut ts = libc::timespec { tv_sec: 0, tv_nsec: 0 };
// SAFETY: libc::timespec is zero initializable.
let mut ts: libc::timespec = unsafe { zeroed() };
unsafe {
libc::clock_gettime(libc::CLOCK_MONOTONIC, &mut ts);
}
Expand Down Expand Up @@ -552,10 +555,8 @@ mod inner {
impl SteadyTime {
pub fn now() -> SteadyTime {
let mut t = SteadyTime {
t: libc::timespec {
tv_sec: 0,
tv_nsec: 0,
}
// SAFETY: libc::timespec is zero initializable.
t: unsafe { zeroed() }
};
unsafe {
assert_eq!(0, libc::clock_gettime(libc::CLOCK_MONOTONIC,
Expand Down