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-rw-r--r--src/time.rs165
1 files changed, 94 insertions, 71 deletions
diff --git a/src/time.rs b/src/time.rs
index 6275b59..2e03c46 100644
--- a/src/time.rs
+++ b/src/time.rs
@@ -6,6 +6,7 @@ use crate::sys::time::TimeSpec;
target_os = "android",
target_os = "emscripten",
))]
+#[cfg(feature = "process")]
use crate::unistd::Pid;
use crate::{Errno, Result};
use libc::{self, clockid_t};
@@ -13,7 +14,7 @@ use std::mem::MaybeUninit;
/// Clock identifier
///
-/// Newtype pattern around `clockid_t` (which is just alias). It pervents bugs caused by
+/// Newtype pattern around `clockid_t` (which is just alias). It prevents bugs caused by
/// accidentally passing wrong value.
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct ClockId(clockid_t);
@@ -24,6 +25,8 @@ impl ClockId {
ClockId(clk_id)
}
+ feature! {
+ #![feature = "process"]
/// Returns `ClockId` of a `pid` CPU-time clock
#[cfg(any(
target_os = "freebsd",
@@ -32,12 +35,15 @@ impl ClockId {
target_os = "android",
target_os = "emscripten",
))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub fn pid_cpu_clock_id(pid: Pid) -> Result<Self> {
clock_getcpuclockid(pid)
}
+ }
/// Returns resolution of the clock id
#[cfg(not(target_os = "redox"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub fn res(self) -> Result<TimeSpec> {
clock_getres(self)
}
@@ -51,11 +57,10 @@ impl ClockId {
#[cfg(not(any(
target_os = "macos",
target_os = "ios",
- all(
- not(any(target_env = "uclibc", target_env = "newlibc")),
- any(target_os = "redox", target_os = "hermit",),
- ),
+ target_os = "redox",
+ target_os = "hermit",
)))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub fn set_time(self, timespec: TimeSpec) -> Result<()> {
clock_settime(self, timespec)
}
@@ -66,122 +71,134 @@ impl ClockId {
}
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten"),
- )
+ target_os = "linux"
))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_BOOTTIME: ClockId = ClockId(libc::CLOCK_BOOTTIME);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "linux"
))]
- pub const CLOCK_BOOTTIME_ALARM: ClockId = ClockId(libc::CLOCK_BOOTTIME_ALARM);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_BOOTTIME_ALARM: ClockId =
+ ClockId(libc::CLOCK_BOOTTIME_ALARM);
pub const CLOCK_MONOTONIC: ClockId = ClockId(libc::CLOCK_MONOTONIC);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "linux"
))]
- pub const CLOCK_MONOTONIC_COARSE: ClockId = ClockId(libc::CLOCK_MONOTONIC_COARSE);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_MONOTONIC_COARSE: ClockId =
+ ClockId(libc::CLOCK_MONOTONIC_COARSE);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
- pub const CLOCK_MONOTONIC_FAST: ClockId = ClockId(libc::CLOCK_MONOTONIC_FAST);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_MONOTONIC_FAST: ClockId =
+ ClockId(libc::CLOCK_MONOTONIC_FAST);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
- pub const CLOCK_MONOTONIC_PRECISE: ClockId = ClockId(libc::CLOCK_MONOTONIC_PRECISE);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_MONOTONIC_PRECISE: ClockId =
+ ClockId(libc::CLOCK_MONOTONIC_PRECISE);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "linux"
))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_MONOTONIC_RAW: ClockId = ClockId(libc::CLOCK_MONOTONIC_RAW);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- target_env = "uclibc",
target_os = "macos",
target_os = "ios",
target_os = "freebsd",
target_os = "dragonfly",
- all(
- not(target_env = "newlib"),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "redox",
+ target_os = "linux"
))]
- pub const CLOCK_PROCESS_CPUTIME_ID: ClockId = ClockId(libc::CLOCK_PROCESS_CPUTIME_ID);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_PROCESS_CPUTIME_ID: ClockId =
+ ClockId(libc::CLOCK_PROCESS_CPUTIME_ID);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_PROF: ClockId = ClockId(libc::CLOCK_PROF);
pub const CLOCK_REALTIME: ClockId = ClockId(libc::CLOCK_REALTIME);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "linux"
))]
- pub const CLOCK_REALTIME_ALARM: ClockId = ClockId(libc::CLOCK_REALTIME_ALARM);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_REALTIME_ALARM: ClockId =
+ ClockId(libc::CLOCK_REALTIME_ALARM);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(target_os = "linux", target_os = "android", target_os = "emscripten")
- )
+ target_os = "linux"
))]
- pub const CLOCK_REALTIME_COARSE: ClockId = ClockId(libc::CLOCK_REALTIME_COARSE);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_REALTIME_COARSE: ClockId =
+ ClockId(libc::CLOCK_REALTIME_COARSE);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_REALTIME_FAST: ClockId = ClockId(libc::CLOCK_REALTIME_FAST);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
- pub const CLOCK_REALTIME_PRECISE: ClockId = ClockId(libc::CLOCK_REALTIME_PRECISE);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_REALTIME_PRECISE: ClockId =
+ ClockId(libc::CLOCK_REALTIME_PRECISE);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_SECOND: ClockId = ClockId(libc::CLOCK_SECOND);
#[cfg(any(
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(
- target_os = "emscripten",
- all(target_os = "linux", target_env = "musl")
- )
- )
+ all(target_os = "linux", target_env = "musl")
))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_SGI_CYCLE: ClockId = ClockId(libc::CLOCK_SGI_CYCLE);
#[cfg(any(
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
- all(
- not(any(target_env = "uclibc", target_env = "newlib")),
- any(
- target_os = "emscripten",
- all(target_os = "linux", target_env = "musl")
- )
- )
+ target_os = "linux"
))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_TAI: ClockId = ClockId(libc::CLOCK_TAI);
#[cfg(any(
- target_env = "uclibc",
+ target_os = "android",
+ target_os = "emscripten",
target_os = "fuchsia",
target_os = "ios",
target_os = "macos",
target_os = "freebsd",
target_os = "dragonfly",
- all(
- not(target_env = "newlib"),
- any(target_os = "linux", target_os = "android", target_os = "emscripten",),
- ),
+ target_os = "linux"
))]
- pub const CLOCK_THREAD_CPUTIME_ID: ClockId = ClockId(libc::CLOCK_THREAD_CPUTIME_ID);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_THREAD_CPUTIME_ID: ClockId =
+ ClockId(libc::CLOCK_THREAD_CPUTIME_ID);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_UPTIME: ClockId = ClockId(libc::CLOCK_UPTIME);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_UPTIME_FAST: ClockId = ClockId(libc::CLOCK_UPTIME_FAST);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
- pub const CLOCK_UPTIME_PRECISE: ClockId = ClockId(libc::CLOCK_UPTIME_PRECISE);
+ #[cfg_attr(docsrs, doc(cfg(all())))]
+ pub const CLOCK_UPTIME_PRECISE: ClockId =
+ ClockId(libc::CLOCK_UPTIME_PRECISE);
#[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
+ #[cfg_attr(docsrs, doc(cfg(all())))]
pub const CLOCK_VIRTUAL: ClockId = ClockId(libc::CLOCK_VIRTUAL);
}
@@ -206,9 +223,11 @@ impl std::fmt::Display for ClockId {
/// Get the resolution of the specified clock, (see
/// [clock_getres(2)](https://pubs.opengroup.org/onlinepubs/7908799/xsh/clock_getres.html)).
#[cfg(not(target_os = "redox"))]
+#[cfg_attr(docsrs, doc(cfg(all())))]
pub fn clock_getres(clock_id: ClockId) -> Result<TimeSpec> {
let mut c_time: MaybeUninit<libc::timespec> = MaybeUninit::uninit();
- let ret = unsafe { libc::clock_getres(clock_id.as_raw(), c_time.as_mut_ptr()) };
+ let ret =
+ unsafe { libc::clock_getres(clock_id.as_raw(), c_time.as_mut_ptr()) };
Errno::result(ret)?;
let res = unsafe { c_time.assume_init() };
Ok(TimeSpec::from(res))
@@ -218,7 +237,8 @@ pub fn clock_getres(clock_id: ClockId) -> Result<TimeSpec> {
/// [clock_gettime(2)](https://pubs.opengroup.org/onlinepubs/7908799/xsh/clock_gettime.html)).
pub fn clock_gettime(clock_id: ClockId) -> Result<TimeSpec> {
let mut c_time: MaybeUninit<libc::timespec> = MaybeUninit::uninit();
- let ret = unsafe { libc::clock_gettime(clock_id.as_raw(), c_time.as_mut_ptr()) };
+ let ret =
+ unsafe { libc::clock_gettime(clock_id.as_raw(), c_time.as_mut_ptr()) };
Errno::result(ret)?;
let res = unsafe { c_time.assume_init() };
Ok(TimeSpec::from(res))
@@ -229,13 +249,13 @@ pub fn clock_gettime(clock_id: ClockId) -> Result<TimeSpec> {
#[cfg(not(any(
target_os = "macos",
target_os = "ios",
- all(
- not(any(target_env = "uclibc", target_env = "newlibc")),
- any(target_os = "redox", target_os = "hermit",),
- ),
+ target_os = "redox",
+ target_os = "hermit",
)))]
+#[cfg_attr(docsrs, doc(cfg(all())))]
pub fn clock_settime(clock_id: ClockId, timespec: TimeSpec) -> Result<()> {
- let ret = unsafe { libc::clock_settime(clock_id.as_raw(), timespec.as_ref()) };
+ let ret =
+ unsafe { libc::clock_settime(clock_id.as_raw(), timespec.as_ref()) };
Errno::result(ret).map(drop)
}
@@ -248,9 +268,12 @@ pub fn clock_settime(clock_id: ClockId, timespec: TimeSpec) -> Result<()> {
target_os = "android",
target_os = "emscripten",
))]
+#[cfg(feature = "process")]
+#[cfg_attr(docsrs, doc(cfg(feature = "process")))]
pub fn clock_getcpuclockid(pid: Pid) -> Result<ClockId> {
let mut clk_id: MaybeUninit<libc::clockid_t> = MaybeUninit::uninit();
- let ret = unsafe { libc::clock_getcpuclockid(pid.into(), clk_id.as_mut_ptr()) };
+ let ret =
+ unsafe { libc::clock_getcpuclockid(pid.into(), clk_id.as_mut_ptr()) };
if ret == 0 {
let res = unsafe { clk_id.assume_init() };
Ok(ClockId::from(res))
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-08 09:51:51 +0000