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9da0f41ebb
1.88.0 was released today, clippy now lints (machine-applicable) against: - format strings with empty braces that could be inlined - easy win - `manual_abs_diff` - returning of a stored result of the last expression. - this can be somewhat contentious but touched only a few places
52 lines
1.2 KiB
Rust
52 lines
1.2 KiB
Rust
use std::io;
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use std::process::Command as CommandSys;
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/// Tries to forcefully kill a process by its PID
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pub fn kill_by_pid(pid: i64) -> io::Result<()> {
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let mut cmd = build_kill_command(true, std::iter::once(pid), None);
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let output = cmd.output()?;
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if !output.status.success() {
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return Err(io::Error::other("failed to kill process"));
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}
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Ok(())
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}
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/// Create a `std::process::Command` for the current target platform, for killing
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/// the processes with the given PIDs
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pub fn build_kill_command(
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force: bool,
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pids: impl Iterator<Item = i64>,
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signal: Option<u32>,
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) -> CommandSys {
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if cfg!(windows) {
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let mut cmd = CommandSys::new("taskkill");
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if force {
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cmd.arg("/F");
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}
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// each pid must written as `/PID 0` otherwise
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// taskkill will act as `killall` unix command
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for id in pids {
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cmd.arg("/PID");
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cmd.arg(id.to_string());
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}
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cmd
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} else {
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let mut cmd = CommandSys::new("kill");
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if let Some(signal_value) = signal {
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cmd.arg(format!("-{signal_value}"));
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} else if force {
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cmd.arg("-9");
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}
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cmd.args(pids.map(move |id| id.to_string()));
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cmd
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}
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}
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