| use crate::process::{Pid, Uid}; |
| use crate::{backend, io}; |
| |
| /// `nice(inc)`—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> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "getpriority")] |
| pub fn getpriority_user(uid: Uid) -> io::Result<i32> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "getpriority")] |
| pub fn getpriority_pgrp(pgid: Option<Pid>) -> io::Result<i32> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "getpriority")] |
| pub fn getpriority_process(pid: Option<Pid>) -> io::Result<i32> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "setpriority")] |
| pub fn setpriority_user(uid: Uid, priority: i32) -> io::Result<()> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "setpriority")] |
| pub fn setpriority_pgrp(pgid: Option<Pid>, priority: i32) -> io::Result<()> { |
| backend::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 |
| #[inline] |
| #[doc(alias = "setpriority")] |
| pub fn setpriority_process(pid: Option<Pid>, priority: i32) -> io::Result<()> { |
| backend::process::syscalls::setpriority_process(pid, priority) |
| } |