Function process_is_running

desktop/src-tauri/src/managed_agents/runtime.rs:75–81

(pid: u32)

#[cfg(unix)]
pub(crate) fn process_is_running(pid: u32) -> bool {
    // Use libc::kill with signal 0 instead of forking a subprocess.
    // Returns true only if the process exists AND we can signal it.
    // Returns false for non-existent PIDs (ESRCH) and PIDs owned by
    // other users (EPERM) — callers should not interact with those.
    unsafe { libc::kill(pid as i32, 0) == 0 }
}

#[cfg(not(unix))]
pub(crate) fn process_is_running(_pid: u32) -> bool {