sysinfo

Function get_current_pid

Source 
pub fn get_current_pid() -> Result<Pid, &'static str>
Expand description

Returns the pid for the current process.

Err is returned in case the platform isn’t supported.

use sysinfo::get_current_pid;

match get_current_pid() {
    Ok(pid) => {
        println!("current pid: {}", pid);
    }
    Err(e) => {
        println!("failed to get current pid: {}", e);
    }
}