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Diffstat (limited to 'vendor/rustix/src/process/priority.rs')
| -rw-r--r-- | vendor/rustix/src/process/priority.rs | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/vendor/rustix/src/process/priority.rs b/vendor/rustix/src/process/priority.rs new file mode 100644 index 000000000..ae43a0b75 --- /dev/null +++ b/vendor/rustix/src/process/priority.rs @@ -0,0 +1,131 @@ +use crate::process::{Pid, Uid}; +use crate::{imp, io}; + +/// `nice()`—Adjust the scheduling priority of the current process. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/nice.html +/// [Linux]: https://man7.org/linux/man-pages/man2/nice.2.html +#[inline] +pub fn nice(inc: i32) -> io::Result<i32> { + imp::process::syscalls::nice(inc) +} + +/// `getpriority(PRIO_USER, uid)`—Get the scheduling priority of the given +/// user. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/getpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/getpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "getpriority")] +pub fn getpriority_user(uid: Uid) -> io::Result<i32> { + imp::process::syscalls::getpriority_user(uid) +} + +/// `getpriority(PRIO_PGRP, gid)`—Get the scheduling priority of the given +/// process group. +/// +/// A `pgid` of `None` means the process group of the calling process. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/getpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/getpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "getpriority")] +pub fn getpriority_pgrp(pgid: Option<Pid>) -> io::Result<i32> { + imp::process::syscalls::getpriority_pgrp(pgid) +} + +/// `getpriority(PRIO_PROCESS, pid)`—Get the scheduling priority of the given +/// process. +/// +/// A `pid` of `None` means the calling process. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/getpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/getpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "getpriority")] +pub fn getpriority_process(pid: Option<Pid>) -> io::Result<i32> { + imp::process::syscalls::getpriority_process(pid) +} + +/// `setpriority(PRIO_USER, uid)`—Get the scheduling priority of the given +/// user. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/setpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/setpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "setpriority")] +pub fn setpriority_user(uid: Uid, priority: i32) -> io::Result<()> { + imp::process::syscalls::setpriority_user(uid, priority) +} + +/// `setpriority(PRIO_PGRP, pgid)`—Get the scheduling priority of the given +/// process group. +/// +/// A `pgid` of `None` means the process group of the calling process. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/setpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/setpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "setpriority")] +pub fn setpriority_pgrp(pgid: Option<Pid>, priority: i32) -> io::Result<()> { + imp::process::syscalls::setpriority_pgrp(pgid, priority) +} + +/// `setpriority(PRIO_PROCESS, pid)`—Get the scheduling priority of the given +/// process. +/// +/// A `pid` of `None` means the calling process. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// - [Apple] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/setpriority.html +/// [Linux]: https://man7.org/linux/man-pages/man2/setpriority.2.html +/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/setpriority.2.html +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "setpriority")] +pub fn setpriority_process(pid: Option<Pid>, priority: i32) -> io::Result<()> { + imp::process::syscalls::setpriority_process(pid, priority) +} |