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use std::path::PathBuf;
use crate::error::*;
use crate::{ControllIdentifier, ControllerInternal, Controllers, Resources, Subsystem};
#[derive(Debug, Clone)]
pub struct PerfEventController {
base: PathBuf,
path: PathBuf,
}
impl ControllerInternal for PerfEventController {
fn control_type(&self) -> Controllers {
Controllers::PerfEvent
}
fn get_path(&self) -> &PathBuf {
&self.path
}
fn get_path_mut(&mut self) -> &mut PathBuf {
&mut self.path
}
fn get_base(&self) -> &PathBuf {
&self.base
}
fn apply(&self, _res: &Resources) -> Result<()> {
Ok(())
}
}
impl ControllIdentifier for PerfEventController {
fn controller_type() -> Controllers {
Controllers::PerfEvent
}
}
impl<'a> From<&'a Subsystem> for &'a PerfEventController {
fn from(sub: &'a Subsystem) -> &'a PerfEventController {
unsafe {
match sub {
Subsystem::PerfEvent(c) => c,
_ => {
assert_eq!(1, 0);
let v = std::mem::MaybeUninit::uninit();
v.assume_init()
}
}
}
}
}
impl PerfEventController {
pub fn new(root: PathBuf) -> Self {
Self {
base: root.clone(),
path: root,
}
}
}