| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/nix-0.26.2/src/sys/time.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>time.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../nix/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../nix/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| <span id="811">811</span> |
| </pre><pre class="rust"><code><span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub use </span>libc::{suseconds_t, time_t}; |
| <span class="kw">use </span>libc::{timespec, timeval}; |
| <span class="kw">use </span>std::convert::From; |
| <span class="kw">use </span>std::time::Duration; |
| <span class="kw">use </span>std::{cmp, fmt, ops}; |
| |
| <span class="kw">const fn </span>zero_init_timespec() -> timespec { |
| <span class="comment">// `std::mem::MaybeUninit::zeroed()` is not yet a const fn |
| // (https://github.com/rust-lang/rust/issues/91850) so we will instead initialize an array of |
| // the appropriate size to zero and then transmute it to a timespec value. |
| </span><span class="kw">unsafe </span>{ std::mem::transmute([<span class="number">0u8</span>; std::mem::size_of::<timespec>()]) } |
| } |
| |
| <span class="attribute">#[cfg(any( |
| all(feature = <span class="string">"time"</span>, any(target_os = <span class="string">"android"</span>, target_os = <span class="string">"linux"</span>)), |
| all( |
| any( |
| target_os = <span class="string">"freebsd"</span>, |
| target_os = <span class="string">"illumos"</span>, |
| target_os = <span class="string">"linux"</span>, |
| target_os = <span class="string">"netbsd" |
| </span>), |
| feature = <span class="string">"time"</span>, |
| feature = <span class="string">"signal" |
| </span>) |
| ))] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">mod </span>timer { |
| <span class="kw">use </span><span class="kw">crate</span>::sys::time::{zero_init_timespec, TimeSpec}; |
| <span class="kw">use </span>bitflags::bitflags; |
| |
| <span class="attribute">#[derive(Debug, Clone, Copy)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>TimerSpec(libc::itimerspec); |
| |
| <span class="kw">impl </span>TimerSpec { |
| <span class="kw">pub const fn </span>none() -> <span class="self">Self </span>{ |
| <span class="self">Self</span>(libc::itimerspec { |
| it_interval: zero_init_timespec(), |
| it_value: zero_init_timespec(), |
| }) |
| } |
| } |
| |
| <span class="kw">impl </span>AsMut<libc::itimerspec> <span class="kw">for </span>TimerSpec { |
| <span class="kw">fn </span>as_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span>libc::itimerspec { |
| <span class="kw-2">&mut </span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>AsRef<libc::itimerspec> <span class="kw">for </span>TimerSpec { |
| <span class="kw">fn </span>as_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>libc::itimerspec { |
| <span class="kw-2">&</span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>From<Expiration> <span class="kw">for </span>TimerSpec { |
| <span class="kw">fn </span>from(expiration: Expiration) -> TimerSpec { |
| <span class="kw">match </span>expiration { |
| Expiration::OneShot(t) => TimerSpec(libc::itimerspec { |
| it_interval: zero_init_timespec(), |
| it_value: <span class="kw-2">*</span>t.as_ref(), |
| }), |
| Expiration::IntervalDelayed(start, interval) => { |
| TimerSpec(libc::itimerspec { |
| it_interval: <span class="kw-2">*</span>interval.as_ref(), |
| it_value: <span class="kw-2">*</span>start.as_ref(), |
| }) |
| } |
| Expiration::Interval(t) => TimerSpec(libc::itimerspec { |
| it_interval: <span class="kw-2">*</span>t.as_ref(), |
| it_value: <span class="kw-2">*</span>t.as_ref(), |
| }), |
| } |
| } |
| } |
| |
| <span class="doccomment">/// An enumeration allowing the definition of the expiration time of an alarm, |
| /// recurring or not. |
| </span><span class="attribute">#[derive(Debug, Clone, Copy, Eq, PartialEq)] |
| </span><span class="kw">pub enum </span>Expiration { |
| <span class="doccomment">/// Alarm will trigger once after the time given in `TimeSpec` |
| </span>OneShot(TimeSpec), |
| <span class="doccomment">/// Alarm will trigger after a specified delay and then every interval of |
| /// time. |
| </span>IntervalDelayed(TimeSpec, TimeSpec), |
| <span class="doccomment">/// Alarm will trigger every specified interval of time. |
| </span>Interval(TimeSpec), |
| } |
| |
| <span class="attribute">#[cfg(any(target_os = <span class="string">"android"</span>, target_os = <span class="string">"linux"</span>))] |
| </span><span class="macro">bitflags! </span>{ |
| <span class="doccomment">/// Flags that are used for arming the timer. |
| </span><span class="kw">pub struct </span>TimerSetTimeFlags: libc::c_int { |
| <span class="kw">const </span>TFD_TIMER_ABSTIME = libc::TFD_TIMER_ABSTIME; |
| } |
| } |
| <span class="attribute">#[cfg(any( |
| target_os = <span class="string">"freebsd"</span>, |
| target_os = <span class="string">"netbsd"</span>, |
| target_os = <span class="string">"dragonfly"</span>, |
| target_os = <span class="string">"illumos" |
| </span>))] |
| </span><span class="macro">bitflags! </span>{ |
| <span class="doccomment">/// Flags that are used for arming the timer. |
| </span><span class="kw">pub struct </span>TimerSetTimeFlags: libc::c_int { |
| <span class="kw">const </span>TFD_TIMER_ABSTIME = libc::TIMER_ABSTIME; |
| } |
| } |
| |
| <span class="kw">impl </span>From<TimerSpec> <span class="kw">for </span>Expiration { |
| <span class="kw">fn </span>from(timerspec: TimerSpec) -> Expiration { |
| <span class="kw">match </span>timerspec { |
| TimerSpec(libc::itimerspec { |
| it_interval: |
| libc::timespec { |
| tv_sec: <span class="number">0</span>, |
| tv_nsec: <span class="number">0</span>, |
| .. |
| }, |
| it_value: ts, |
| }) => Expiration::OneShot(ts.into()), |
| TimerSpec(libc::itimerspec { |
| it_interval: int_ts, |
| it_value: val_ts, |
| }) => { |
| <span class="kw">if </span>(int_ts.tv_sec == val_ts.tv_sec) |
| && (int_ts.tv_nsec == val_ts.tv_nsec) |
| { |
| Expiration::Interval(int_ts.into()) |
| } <span class="kw">else </span>{ |
| Expiration::IntervalDelayed( |
| val_ts.into(), |
| int_ts.into(), |
| ) |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| <span class="kw">pub trait </span>TimeValLike: Sized { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>zero() -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::seconds(<span class="number">0</span>) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>hours(hours: i64) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>secs = hours |
| .checked_mul(SECS_PER_HOUR) |
| .expect(<span class="string">"TimeValLike::hours ouf of bounds"</span>); |
| <span class="self">Self</span>::seconds(secs) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>minutes(minutes: i64) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>secs = minutes |
| .checked_mul(SECS_PER_MINUTE) |
| .expect(<span class="string">"TimeValLike::minutes out of bounds"</span>); |
| <span class="self">Self</span>::seconds(secs) |
| } |
| |
| <span class="kw">fn </span>seconds(seconds: i64) -> <span class="self">Self</span>; |
| <span class="kw">fn </span>milliseconds(milliseconds: i64) -> <span class="self">Self</span>; |
| <span class="kw">fn </span>microseconds(microseconds: i64) -> <span class="self">Self</span>; |
| <span class="kw">fn </span>nanoseconds(nanoseconds: i64) -> <span class="self">Self</span>; |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>num_hours(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_seconds() / <span class="number">3600 |
| </span>} |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>num_minutes(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_seconds() / <span class="number">60 |
| </span>} |
| |
| <span class="kw">fn </span>num_seconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64; |
| <span class="kw">fn </span>num_milliseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64; |
| <span class="kw">fn </span>num_microseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64; |
| <span class="kw">fn </span>num_nanoseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64; |
| } |
| |
| <span class="attribute">#[repr(C)] |
| #[derive(Clone, Copy, Debug, Eq, Hash, PartialEq)] |
| </span><span class="kw">pub struct </span>TimeSpec(timespec); |
| |
| <span class="kw">const </span>NANOS_PER_SEC: i64 = <span class="number">1_000_000_000</span>; |
| <span class="kw">const </span>SECS_PER_MINUTE: i64 = <span class="number">60</span>; |
| <span class="kw">const </span>SECS_PER_HOUR: i64 = <span class="number">3600</span>; |
| |
| <span class="attribute">#[cfg(target_pointer_width = <span class="string">"64"</span>)] |
| </span><span class="kw">const </span>TS_MAX_SECONDS: i64 = (i64::MAX / NANOS_PER_SEC) - <span class="number">1</span>; |
| |
| <span class="attribute">#[cfg(target_pointer_width = <span class="string">"32"</span>)] |
| </span><span class="kw">const </span>TS_MAX_SECONDS: i64 = isize::MAX <span class="kw">as </span>i64; |
| |
| <span class="kw">const </span>TS_MIN_SECONDS: i64 = -TS_MAX_SECONDS; |
| |
| <span class="comment">// x32 compatibility |
| // See https://sourceware.org/bugzilla/show_bug.cgi?id=16437 |
| </span><span class="attribute">#[cfg(all(target_arch = <span class="string">"x86_64"</span>, target_pointer_width = <span class="string">"32"</span>))] |
| </span><span class="kw">type </span>timespec_tv_nsec_t = i64; |
| <span class="attribute">#[cfg(not(all(target_arch = <span class="string">"x86_64"</span>, target_pointer_width = <span class="string">"32"</span>)))] |
| </span><span class="kw">type </span>timespec_tv_nsec_t = libc::c_long; |
| |
| <span class="kw">impl </span>From<timespec> <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>from(ts: timespec) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>(ts) |
| } |
| } |
| |
| <span class="kw">impl </span>From<Duration> <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>from(duration: Duration) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::from_duration(duration) |
| } |
| } |
| |
| <span class="kw">impl </span>From<TimeSpec> <span class="kw">for </span>Duration { |
| <span class="kw">fn </span>from(timespec: TimeSpec) -> <span class="self">Self </span>{ |
| Duration::new(timespec.<span class="number">0</span>.tv_sec <span class="kw">as </span>u64, timespec.<span class="number">0</span>.tv_nsec <span class="kw">as </span>u32) |
| } |
| } |
| |
| <span class="kw">impl </span>AsRef<timespec> <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>as_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>timespec { |
| <span class="kw-2">&</span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>AsMut<timespec> <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>as_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span>timespec { |
| <span class="kw-2">&mut </span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>Ord <span class="kw">for </span>TimeSpec { |
| <span class="comment">// The implementation of cmp is simplified by assuming that the struct is |
| // normalized. That is, tv_nsec must always be within [0, 1_000_000_000) |
| </span><span class="kw">fn </span>cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>TimeSpec) -> cmp::Ordering { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() == other.tv_sec() { |
| <span class="self">self</span>.tv_nsec().cmp(<span class="kw-2">&</span>other.tv_nsec()) |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_sec().cmp(<span class="kw-2">&</span>other.tv_sec()) |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>PartialOrd <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>partial_cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>TimeSpec) -> <span class="prelude-ty">Option</span><cmp::Ordering> { |
| <span class="prelude-val">Some</span>(<span class="self">self</span>.cmp(other)) |
| } |
| } |
| |
| <span class="kw">impl </span>TimeValLike <span class="kw">for </span>TimeSpec { |
| <span class="attribute">#[inline] |
| #[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">fn </span>seconds(seconds: i64) -> TimeSpec { |
| <span class="macro">assert!</span>( |
| (TS_MIN_SECONDS..=TS_MAX_SECONDS).contains(<span class="kw-2">&</span>seconds), |
| <span class="string">"TimeSpec out of bounds; seconds={}"</span>, |
| seconds |
| ); |
| <span class="kw">let </span><span class="kw-2">mut </span>ts = zero_init_timespec(); |
| ts.tv_sec = seconds <span class="kw">as </span>time_t; |
| TimeSpec(ts) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>milliseconds(milliseconds: i64) -> TimeSpec { |
| <span class="kw">let </span>nanoseconds = milliseconds |
| .checked_mul(<span class="number">1_000_000</span>) |
| .expect(<span class="string">"TimeSpec::milliseconds out of bounds"</span>); |
| |
| TimeSpec::nanoseconds(nanoseconds) |
| } |
| |
| <span class="doccomment">/// Makes a new `TimeSpec` with given number of microseconds. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>microseconds(microseconds: i64) -> TimeSpec { |
| <span class="kw">let </span>nanoseconds = microseconds |
| .checked_mul(<span class="number">1_000</span>) |
| .expect(<span class="string">"TimeSpec::milliseconds out of bounds"</span>); |
| |
| TimeSpec::nanoseconds(nanoseconds) |
| } |
| |
| <span class="doccomment">/// Makes a new `TimeSpec` with given number of nanoseconds. |
| </span><span class="attribute">#[inline] |
| #[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">fn </span>nanoseconds(nanoseconds: i64) -> TimeSpec { |
| <span class="kw">let </span>(secs, nanos) = div_mod_floor_64(nanoseconds, NANOS_PER_SEC); |
| <span class="macro">assert!</span>( |
| (TS_MIN_SECONDS..=TS_MAX_SECONDS).contains(<span class="kw-2">&</span>secs), |
| <span class="string">"TimeSpec out of bounds" |
| </span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>ts = zero_init_timespec(); |
| ts.tv_sec = secs <span class="kw">as </span>time_t; |
| ts.tv_nsec = nanos <span class="kw">as </span>timespec_tv_nsec_t; |
| TimeSpec(ts) |
| } |
| |
| <span class="comment">// The cast is not unnecessary on all platforms. |
| </span><span class="attribute">#[allow(clippy::unnecessary_cast)] |
| </span><span class="kw">fn </span>num_seconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>&& <span class="self">self</span>.tv_nsec() > <span class="number">0 </span>{ |
| (<span class="self">self</span>.tv_sec() + <span class="number">1</span>) <span class="kw">as </span>i64 |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_sec() <span class="kw">as </span>i64 |
| } |
| } |
| |
| <span class="kw">fn </span>num_milliseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_nanoseconds() / <span class="number">1_000_000 |
| </span>} |
| |
| <span class="kw">fn </span>num_microseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_nanoseconds() / <span class="number">1_000 |
| </span>} |
| |
| <span class="comment">// The cast is not unnecessary on all platforms. |
| </span><span class="attribute">#[allow(clippy::unnecessary_cast)] |
| </span><span class="kw">fn </span>num_nanoseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="kw">let </span>secs = <span class="self">self</span>.num_seconds() * <span class="number">1_000_000_000</span>; |
| <span class="kw">let </span>nsec = <span class="self">self</span>.nanos_mod_sec(); |
| secs + nsec <span class="kw">as </span>i64 |
| } |
| } |
| |
| <span class="kw">impl </span>TimeSpec { |
| <span class="doccomment">/// Construct a new `TimeSpec` from its components |
| </span><span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub const fn </span>new(seconds: time_t, nanoseconds: timespec_tv_nsec_t) -> <span class="self">Self </span>{ |
| <span class="kw">let </span><span class="kw-2">mut </span>ts = zero_init_timespec(); |
| ts.tv_sec = seconds; |
| ts.tv_nsec = nanoseconds; |
| <span class="self">Self</span>(ts) |
| } |
| |
| <span class="kw">fn </span>nanos_mod_sec(<span class="kw-2">&</span><span class="self">self</span>) -> timespec_tv_nsec_t { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>&& <span class="self">self</span>.tv_nsec() > <span class="number">0 </span>{ |
| <span class="self">self</span>.tv_nsec() - NANOS_PER_SEC <span class="kw">as </span>timespec_tv_nsec_t |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_nsec() |
| } |
| } |
| |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub const fn </span>tv_sec(<span class="kw-2">&</span><span class="self">self</span>) -> time_t { |
| <span class="self">self</span>.<span class="number">0</span>.tv_sec |
| } |
| |
| <span class="kw">pub const fn </span>tv_nsec(<span class="kw-2">&</span><span class="self">self</span>) -> timespec_tv_nsec_t { |
| <span class="self">self</span>.<span class="number">0</span>.tv_nsec |
| } |
| |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub const fn </span>from_duration(duration: Duration) -> <span class="self">Self </span>{ |
| <span class="kw">let </span><span class="kw-2">mut </span>ts = zero_init_timespec(); |
| ts.tv_sec = duration.as_secs() <span class="kw">as </span>time_t; |
| ts.tv_nsec = duration.subsec_nanos() <span class="kw">as </span>timespec_tv_nsec_t; |
| TimeSpec(ts) |
| } |
| |
| <span class="kw">pub const fn </span>from_timespec(timespec: timespec) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>(timespec) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Neg <span class="kw">for </span>TimeSpec { |
| <span class="kw">type </span>Output = TimeSpec; |
| |
| <span class="kw">fn </span>neg(<span class="self">self</span>) -> TimeSpec { |
| TimeSpec::nanoseconds(-<span class="self">self</span>.num_nanoseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Add <span class="kw">for </span>TimeSpec { |
| <span class="kw">type </span>Output = TimeSpec; |
| |
| <span class="kw">fn </span>add(<span class="self">self</span>, rhs: TimeSpec) -> TimeSpec { |
| TimeSpec::nanoseconds(<span class="self">self</span>.num_nanoseconds() + rhs.num_nanoseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Sub <span class="kw">for </span>TimeSpec { |
| <span class="kw">type </span>Output = TimeSpec; |
| |
| <span class="kw">fn </span>sub(<span class="self">self</span>, rhs: TimeSpec) -> TimeSpec { |
| TimeSpec::nanoseconds(<span class="self">self</span>.num_nanoseconds() - rhs.num_nanoseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Mul<i32> <span class="kw">for </span>TimeSpec { |
| <span class="kw">type </span>Output = TimeSpec; |
| |
| <span class="kw">fn </span>mul(<span class="self">self</span>, rhs: i32) -> TimeSpec { |
| <span class="kw">let </span>usec = <span class="self">self |
| </span>.num_nanoseconds() |
| .checked_mul(i64::from(rhs)) |
| .expect(<span class="string">"TimeSpec multiply out of bounds"</span>); |
| |
| TimeSpec::nanoseconds(usec) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Div<i32> <span class="kw">for </span>TimeSpec { |
| <span class="kw">type </span>Output = TimeSpec; |
| |
| <span class="kw">fn </span>div(<span class="self">self</span>, rhs: i32) -> TimeSpec { |
| <span class="kw">let </span>usec = <span class="self">self</span>.num_nanoseconds() / i64::from(rhs); |
| TimeSpec::nanoseconds(usec) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>TimeSpec { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="kw">let </span>(abs, sign) = <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>{ |
| (-<span class="kw-2">*</span><span class="self">self</span>, <span class="string">"-"</span>) |
| } <span class="kw">else </span>{ |
| (<span class="kw-2">*</span><span class="self">self</span>, <span class="string">""</span>) |
| }; |
| |
| <span class="kw">let </span>sec = abs.tv_sec(); |
| |
| <span class="macro">write!</span>(f, <span class="string">"{}"</span>, sign)<span class="question-mark">?</span>; |
| |
| <span class="kw">if </span>abs.tv_nsec() == <span class="number">0 </span>{ |
| <span class="kw">if </span>abs.tv_sec() == <span class="number">1 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{} second"</span>, sec)<span class="question-mark">?</span>; |
| } <span class="kw">else </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{} seconds"</span>, sec)<span class="question-mark">?</span>; |
| } |
| } <span class="kw">else if </span>abs.tv_nsec() % <span class="number">1_000_000 </span>== <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}.{:03} seconds"</span>, sec, abs.tv_nsec() / <span class="number">1_000_000</span>)<span class="question-mark">?</span>; |
| } <span class="kw">else if </span>abs.tv_nsec() % <span class="number">1_000 </span>== <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}.{:06} seconds"</span>, sec, abs.tv_nsec() / <span class="number">1_000</span>)<span class="question-mark">?</span>; |
| } <span class="kw">else </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}.{:09} seconds"</span>, sec, abs.tv_nsec())<span class="question-mark">?</span>; |
| } |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| } |
| |
| <span class="attribute">#[repr(transparent)] |
| #[derive(Clone, Copy, Debug, Eq, Hash, PartialEq)] |
| </span><span class="kw">pub struct </span>TimeVal(timeval); |
| |
| <span class="kw">const </span>MICROS_PER_SEC: i64 = <span class="number">1_000_000</span>; |
| |
| <span class="attribute">#[cfg(target_pointer_width = <span class="string">"64"</span>)] |
| </span><span class="kw">const </span>TV_MAX_SECONDS: i64 = (i64::MAX / MICROS_PER_SEC) - <span class="number">1</span>; |
| |
| <span class="attribute">#[cfg(target_pointer_width = <span class="string">"32"</span>)] |
| </span><span class="kw">const </span>TV_MAX_SECONDS: i64 = isize::MAX <span class="kw">as </span>i64; |
| |
| <span class="kw">const </span>TV_MIN_SECONDS: i64 = -TV_MAX_SECONDS; |
| |
| <span class="kw">impl </span>AsRef<timeval> <span class="kw">for </span>TimeVal { |
| <span class="kw">fn </span>as_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>timeval { |
| <span class="kw-2">&</span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>AsMut<timeval> <span class="kw">for </span>TimeVal { |
| <span class="kw">fn </span>as_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span>timeval { |
| <span class="kw-2">&mut </span><span class="self">self</span>.<span class="number">0 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>Ord <span class="kw">for </span>TimeVal { |
| <span class="comment">// The implementation of cmp is simplified by assuming that the struct is |
| // normalized. That is, tv_usec must always be within [0, 1_000_000) |
| </span><span class="kw">fn </span>cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>TimeVal) -> cmp::Ordering { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() == other.tv_sec() { |
| <span class="self">self</span>.tv_usec().cmp(<span class="kw-2">&</span>other.tv_usec()) |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_sec().cmp(<span class="kw-2">&</span>other.tv_sec()) |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>PartialOrd <span class="kw">for </span>TimeVal { |
| <span class="kw">fn </span>partial_cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>TimeVal) -> <span class="prelude-ty">Option</span><cmp::Ordering> { |
| <span class="prelude-val">Some</span>(<span class="self">self</span>.cmp(other)) |
| } |
| } |
| |
| <span class="kw">impl </span>TimeValLike <span class="kw">for </span>TimeVal { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>seconds(seconds: i64) -> TimeVal { |
| <span class="macro">assert!</span>( |
| (TV_MIN_SECONDS..=TV_MAX_SECONDS).contains(<span class="kw-2">&</span>seconds), |
| <span class="string">"TimeVal out of bounds; seconds={}"</span>, |
| seconds |
| ); |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span>TimeVal(timeval { |
| tv_sec: seconds <span class="kw">as </span>time_t, |
| tv_usec: <span class="number">0</span>, |
| }) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>milliseconds(milliseconds: i64) -> TimeVal { |
| <span class="kw">let </span>microseconds = milliseconds |
| .checked_mul(<span class="number">1_000</span>) |
| .expect(<span class="string">"TimeVal::milliseconds out of bounds"</span>); |
| |
| TimeVal::microseconds(microseconds) |
| } |
| |
| <span class="doccomment">/// Makes a new `TimeVal` with given number of microseconds. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>microseconds(microseconds: i64) -> TimeVal { |
| <span class="kw">let </span>(secs, micros) = div_mod_floor_64(microseconds, MICROS_PER_SEC); |
| <span class="macro">assert!</span>( |
| (TV_MIN_SECONDS..=TV_MAX_SECONDS).contains(<span class="kw-2">&</span>secs), |
| <span class="string">"TimeVal out of bounds" |
| </span>); |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span>TimeVal(timeval { |
| tv_sec: secs <span class="kw">as </span>time_t, |
| tv_usec: micros <span class="kw">as </span>suseconds_t, |
| }) |
| } |
| |
| <span class="doccomment">/// Makes a new `TimeVal` with given number of nanoseconds. Some precision |
| /// will be lost |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>nanoseconds(nanoseconds: i64) -> TimeVal { |
| <span class="kw">let </span>microseconds = nanoseconds / <span class="number">1000</span>; |
| <span class="kw">let </span>(secs, micros) = div_mod_floor_64(microseconds, MICROS_PER_SEC); |
| <span class="macro">assert!</span>( |
| (TV_MIN_SECONDS..=TV_MAX_SECONDS).contains(<span class="kw-2">&</span>secs), |
| <span class="string">"TimeVal out of bounds" |
| </span>); |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] |
| </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span>TimeVal(timeval { |
| tv_sec: secs <span class="kw">as </span>time_t, |
| tv_usec: micros <span class="kw">as </span>suseconds_t, |
| }) |
| } |
| |
| <span class="comment">// The cast is not unnecessary on all platforms. |
| </span><span class="attribute">#[allow(clippy::unnecessary_cast)] |
| </span><span class="kw">fn </span>num_seconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>&& <span class="self">self</span>.tv_usec() > <span class="number">0 </span>{ |
| (<span class="self">self</span>.tv_sec() + <span class="number">1</span>) <span class="kw">as </span>i64 |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_sec() <span class="kw">as </span>i64 |
| } |
| } |
| |
| <span class="kw">fn </span>num_milliseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_microseconds() / <span class="number">1_000 |
| </span>} |
| |
| <span class="comment">// The cast is not unnecessary on all platforms. |
| </span><span class="attribute">#[allow(clippy::unnecessary_cast)] |
| </span><span class="kw">fn </span>num_microseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="kw">let </span>secs = <span class="self">self</span>.num_seconds() * <span class="number">1_000_000</span>; |
| <span class="kw">let </span>usec = <span class="self">self</span>.micros_mod_sec(); |
| secs + usec <span class="kw">as </span>i64 |
| } |
| |
| <span class="kw">fn </span>num_nanoseconds(<span class="kw-2">&</span><span class="self">self</span>) -> i64 { |
| <span class="self">self</span>.num_microseconds() * <span class="number">1_000 |
| </span>} |
| } |
| |
| <span class="kw">impl </span>TimeVal { |
| <span class="doccomment">/// Construct a new `TimeVal` from its components |
| </span><span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub const fn </span>new(seconds: time_t, microseconds: suseconds_t) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>(timeval { |
| tv_sec: seconds, |
| tv_usec: microseconds, |
| }) |
| } |
| |
| <span class="kw">fn </span>micros_mod_sec(<span class="kw-2">&</span><span class="self">self</span>) -> suseconds_t { |
| <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>&& <span class="self">self</span>.tv_usec() > <span class="number">0 </span>{ |
| <span class="self">self</span>.tv_usec() - MICROS_PER_SEC <span class="kw">as </span>suseconds_t |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.tv_usec() |
| } |
| } |
| |
| <span class="attribute">#[cfg_attr(target_env = <span class="string">"musl"</span>, allow(deprecated))] </span><span class="comment">// https://github.com/rust-lang/libc/issues/1848 |
| </span><span class="kw">pub const fn </span>tv_sec(<span class="kw-2">&</span><span class="self">self</span>) -> time_t { |
| <span class="self">self</span>.<span class="number">0</span>.tv_sec |
| } |
| |
| <span class="kw">pub const fn </span>tv_usec(<span class="kw-2">&</span><span class="self">self</span>) -> suseconds_t { |
| <span class="self">self</span>.<span class="number">0</span>.tv_usec |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Neg <span class="kw">for </span>TimeVal { |
| <span class="kw">type </span>Output = TimeVal; |
| |
| <span class="kw">fn </span>neg(<span class="self">self</span>) -> TimeVal { |
| TimeVal::microseconds(-<span class="self">self</span>.num_microseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Add <span class="kw">for </span>TimeVal { |
| <span class="kw">type </span>Output = TimeVal; |
| |
| <span class="kw">fn </span>add(<span class="self">self</span>, rhs: TimeVal) -> TimeVal { |
| TimeVal::microseconds(<span class="self">self</span>.num_microseconds() + rhs.num_microseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Sub <span class="kw">for </span>TimeVal { |
| <span class="kw">type </span>Output = TimeVal; |
| |
| <span class="kw">fn </span>sub(<span class="self">self</span>, rhs: TimeVal) -> TimeVal { |
| TimeVal::microseconds(<span class="self">self</span>.num_microseconds() - rhs.num_microseconds()) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Mul<i32> <span class="kw">for </span>TimeVal { |
| <span class="kw">type </span>Output = TimeVal; |
| |
| <span class="kw">fn </span>mul(<span class="self">self</span>, rhs: i32) -> TimeVal { |
| <span class="kw">let </span>usec = <span class="self">self |
| </span>.num_microseconds() |
| .checked_mul(i64::from(rhs)) |
| .expect(<span class="string">"TimeVal multiply out of bounds"</span>); |
| |
| TimeVal::microseconds(usec) |
| } |
| } |
| |
| <span class="kw">impl </span>ops::Div<i32> <span class="kw">for </span>TimeVal { |
| <span class="kw">type </span>Output = TimeVal; |
| |
| <span class="kw">fn </span>div(<span class="self">self</span>, rhs: i32) -> TimeVal { |
| <span class="kw">let </span>usec = <span class="self">self</span>.num_microseconds() / i64::from(rhs); |
| TimeVal::microseconds(usec) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>TimeVal { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="kw">let </span>(abs, sign) = <span class="kw">if </span><span class="self">self</span>.tv_sec() < <span class="number">0 </span>{ |
| (-<span class="kw-2">*</span><span class="self">self</span>, <span class="string">"-"</span>) |
| } <span class="kw">else </span>{ |
| (<span class="kw-2">*</span><span class="self">self</span>, <span class="string">""</span>) |
| }; |
| |
| <span class="kw">let </span>sec = abs.tv_sec(); |
| |
| <span class="macro">write!</span>(f, <span class="string">"{}"</span>, sign)<span class="question-mark">?</span>; |
| |
| <span class="kw">if </span>abs.tv_usec() == <span class="number">0 </span>{ |
| <span class="kw">if </span>abs.tv_sec() == <span class="number">1 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{} second"</span>, sec)<span class="question-mark">?</span>; |
| } <span class="kw">else </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{} seconds"</span>, sec)<span class="question-mark">?</span>; |
| } |
| } <span class="kw">else if </span>abs.tv_usec() % <span class="number">1000 </span>== <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}.{:03} seconds"</span>, sec, abs.tv_usec() / <span class="number">1000</span>)<span class="question-mark">?</span>; |
| } <span class="kw">else </span>{ |
| <span class="macro">write!</span>(f, <span class="string">"{}.{:06} seconds"</span>, sec, abs.tv_usec())<span class="question-mark">?</span>; |
| } |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| } |
| |
| <span class="kw">impl </span>From<timeval> <span class="kw">for </span>TimeVal { |
| <span class="kw">fn </span>from(tv: timeval) -> <span class="self">Self </span>{ |
| TimeVal(tv) |
| } |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>div_mod_floor_64(this: i64, other: i64) -> (i64, i64) { |
| (div_floor_64(this, other), mod_floor_64(this, other)) |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>div_floor_64(this: i64, other: i64) -> i64 { |
| <span class="kw">match </span>div_rem_64(this, other) { |
| (d, r) <span class="kw">if </span>(r > <span class="number">0 </span>&& other < <span class="number">0</span>) || (r < <span class="number">0 </span>&& other > <span class="number">0</span>) => d - <span class="number">1</span>, |
| (d, <span class="kw">_</span>) => d, |
| } |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>mod_floor_64(this: i64, other: i64) -> i64 { |
| <span class="kw">match </span>this % other { |
| r <span class="kw">if </span>(r > <span class="number">0 </span>&& other < <span class="number">0</span>) || (r < <span class="number">0 </span>&& other > <span class="number">0</span>) => r + other, |
| r => r, |
| } |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>div_rem_64(this: i64, other: i64) -> (i64, i64) { |
| (this / other, this % other) |
| } |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>test { |
| <span class="kw">use super</span>::{TimeSpec, TimeVal, TimeValLike}; |
| <span class="kw">use </span>std::time::Duration; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timespec() { |
| <span class="macro">assert_ne!</span>(TimeSpec::seconds(<span class="number">1</span>), TimeSpec::zero()); |
| <span class="macro">assert_eq!</span>( |
| TimeSpec::seconds(<span class="number">1</span>) + TimeSpec::seconds(<span class="number">2</span>), |
| TimeSpec::seconds(<span class="number">3</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| TimeSpec::minutes(<span class="number">3</span>) + TimeSpec::seconds(<span class="number">2</span>), |
| TimeSpec::seconds(<span class="number">182</span>) |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timespec_from() { |
| <span class="kw">let </span>duration = Duration::new(<span class="number">123</span>, <span class="number">123_456_789</span>); |
| <span class="kw">let </span>timespec = TimeSpec::nanoseconds(<span class="number">123_123_456_789</span>); |
| |
| <span class="macro">assert_eq!</span>(TimeSpec::from(duration), timespec); |
| <span class="macro">assert_eq!</span>(Duration::from(timespec), duration); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timespec_neg() { |
| <span class="kw">let </span>a = TimeSpec::seconds(<span class="number">1</span>) + TimeSpec::nanoseconds(<span class="number">123</span>); |
| <span class="kw">let </span>b = TimeSpec::seconds(-<span class="number">1</span>) + TimeSpec::nanoseconds(-<span class="number">123</span>); |
| |
| <span class="macro">assert_eq!</span>(a, -b); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timespec_ord() { |
| <span class="macro">assert_eq!</span>(TimeSpec::seconds(<span class="number">1</span>), TimeSpec::nanoseconds(<span class="number">1_000_000_000</span>)); |
| <span class="macro">assert!</span>(TimeSpec::seconds(<span class="number">1</span>) < TimeSpec::nanoseconds(<span class="number">1_000_000_001</span>)); |
| <span class="macro">assert!</span>(TimeSpec::seconds(<span class="number">1</span>) > TimeSpec::nanoseconds(<span class="number">999_999_999</span>)); |
| <span class="macro">assert!</span>(TimeSpec::seconds(-<span class="number">1</span>) < TimeSpec::nanoseconds(-<span class="number">999_999_999</span>)); |
| <span class="macro">assert!</span>(TimeSpec::seconds(-<span class="number">1</span>) > TimeSpec::nanoseconds(-<span class="number">1_000_000_001</span>)); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timespec_fmt() { |
| <span class="macro">assert_eq!</span>(TimeSpec::zero().to_string(), <span class="string">"0 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeSpec::seconds(<span class="number">42</span>).to_string(), <span class="string">"42 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeSpec::milliseconds(<span class="number">42</span>).to_string(), <span class="string">"0.042 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeSpec::microseconds(<span class="number">42</span>).to_string(), <span class="string">"0.000042 seconds"</span>); |
| <span class="macro">assert_eq!</span>( |
| TimeSpec::nanoseconds(<span class="number">42</span>).to_string(), |
| <span class="string">"0.000000042 seconds" |
| </span>); |
| <span class="macro">assert_eq!</span>(TimeSpec::seconds(-<span class="number">86401</span>).to_string(), <span class="string">"-86401 seconds"</span>); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timeval() { |
| <span class="macro">assert_ne!</span>(TimeVal::seconds(<span class="number">1</span>), TimeVal::zero()); |
| <span class="macro">assert_eq!</span>( |
| TimeVal::seconds(<span class="number">1</span>) + TimeVal::seconds(<span class="number">2</span>), |
| TimeVal::seconds(<span class="number">3</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| TimeVal::minutes(<span class="number">3</span>) + TimeVal::seconds(<span class="number">2</span>), |
| TimeVal::seconds(<span class="number">182</span>) |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timeval_ord() { |
| <span class="macro">assert_eq!</span>(TimeVal::seconds(<span class="number">1</span>), TimeVal::microseconds(<span class="number">1_000_000</span>)); |
| <span class="macro">assert!</span>(TimeVal::seconds(<span class="number">1</span>) < TimeVal::microseconds(<span class="number">1_000_001</span>)); |
| <span class="macro">assert!</span>(TimeVal::seconds(<span class="number">1</span>) > TimeVal::microseconds(<span class="number">999_999</span>)); |
| <span class="macro">assert!</span>(TimeVal::seconds(-<span class="number">1</span>) < TimeVal::microseconds(-<span class="number">999_999</span>)); |
| <span class="macro">assert!</span>(TimeVal::seconds(-<span class="number">1</span>) > TimeVal::microseconds(-<span class="number">1_000_001</span>)); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timeval_neg() { |
| <span class="kw">let </span>a = TimeVal::seconds(<span class="number">1</span>) + TimeVal::microseconds(<span class="number">123</span>); |
| <span class="kw">let </span>b = TimeVal::seconds(-<span class="number">1</span>) + TimeVal::microseconds(-<span class="number">123</span>); |
| |
| <span class="macro">assert_eq!</span>(a, -b); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">pub fn </span>test_timeval_fmt() { |
| <span class="macro">assert_eq!</span>(TimeVal::zero().to_string(), <span class="string">"0 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeVal::seconds(<span class="number">42</span>).to_string(), <span class="string">"42 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeVal::milliseconds(<span class="number">42</span>).to_string(), <span class="string">"0.042 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeVal::microseconds(<span class="number">42</span>).to_string(), <span class="string">"0.000042 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeVal::nanoseconds(<span class="number">1402</span>).to_string(), <span class="string">"0.000001 seconds"</span>); |
| <span class="macro">assert_eq!</span>(TimeVal::seconds(-<span class="number">86401</span>).to_string(), <span class="string">"-86401 seconds"</span>); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="nix" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
