Mercurial > lbo > hg > leveldb-rs
view src/env_common.rs @ 462:9e5b4c74fbfa
opt(cmp): Optimize find_shortest_sep to return shorter separators again.
author | Lewin Bormann <lbo@spheniscida.de> |
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date | Tue, 24 Apr 2018 08:27:25 +0000 |
parents | ca98661cf296 |
children | 0c3b736b2781 |
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use std::thread; use std::time; pub fn micros() -> u64 { loop { let now = time::SystemTime::now().duration_since(time::UNIX_EPOCH); match now { Err(_) => continue, Ok(dur) => return dur.as_secs() * 1000000 + (dur.subsec_nanos() / 1000) as u64, } } } pub fn sleep_for(micros: u32) { thread::sleep(time::Duration::new(0, micros * 1000)); }