os_id/process/
unix.rs

1///Raw process id type, which is opaque type, platform dependent
2pub type RawId = i32;
3
4#[inline]
5///Access id using `getpid`
6pub fn get_raw_id() -> RawId {
7    extern "C" {
8        fn getpid() -> RawId;
9    }
10
11    unsafe {
12        getpid()
13    }
14}
15