1use crate::backend;
2
3/// `pause()`
4///
5/// The POSIX `pause` interface returns an error code, but the only thing
6/// `pause` does is sleep until interrupted by a signal, so it always
7/// returns the same thing with the same error code, so in rustix, the
8/// return value is omitted.
9///
10/// # References
11/// - [POSIX]
12/// - [Linux]
13/// - [Apple]
14/// - [FreeBSD]
15/// - [NetBSD]
16/// - [OpenBSD]
17/// - [DragonFly BSD]
18/// - [illumos]
19///
20/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9799919799/functions/pause.html
21/// [Linux]: https://man7.org/linux/man-pages/man2/pause.2.html
22/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man3/pause.3.html
23/// [FreeBSD]: https://man.freebsd.org/cgi/man.cgi?query=pause&sektion=3
24/// [NetBSD]: https://man.netbsd.org/pause.3
25/// [OpenBSD]: https://man.openbsd.org/pause.3
26/// [DragonFly BSD]: https://man.dragonflybsd.org/?command=pause&section=3
27/// [illumos]: https://illumos.org/man/2/pause
28#[inline]
29pub fn pause() {
30 backend::event::syscalls::pause()
31}
32