45 lines
1.2 KiB
Rust
45 lines
1.2 KiB
Rust
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//! Data structures for process management
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use core::time::Duration;
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use crate::{impl_place_lifetime, io::FileMode};
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mod exit;
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mod signal;
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mod spawn;
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pub use exit::ExitCode;
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pub use signal::{Signal, SignalEntryData};
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pub use spawn::{ExecveOptions, SpawnOption, SpawnOptions, ThreadSpawnOptions};
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/// Describes a single mutex operation
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#[derive(Clone, Debug)]
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#[repr(C)]
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pub enum MutexOperation {
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/// Waits on the mutex object until it is different from "compare value"
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Wait(u32, Option<Duration>),
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/// Wakes a single mutex-waiting thread
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Wake,
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/// Wakes all threads waiting on the mutex
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WakeAll,
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}
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/// Provides some amount of process-related information
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#[derive(Clone, Debug)]
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pub enum ProcessInfoElement {
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/// Mask applied to file modes when creating new files/directories
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Umask(FileMode),
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}
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// TODO not sure if I really need #[repr(C)] ABI here
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impl_place_lifetime! {
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#[doc = "Argument struct passed from the kernel to a spawned process"]
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#[derive(Debug)]
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pub struct ProgramArgumentInner<'a> {
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#[doc = "Argument list"]
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pub args: &'a [&'a str],
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#[doc = "List of KEY=VALUE environment variable pairs"]
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pub env: &'a [&'a str],
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}
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}
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