Use process::id instead of libc::getpid

src/main.rs

@@ -53,7 +53,7 @@ use std::net::SocketAddr;
 use std::str::FromStr;
 use std::path::PathBuf;
 use std::sync::{RwLock, Arc};
-use std::process::exit;
+use std::process::{self, exit};
 use std::time::Duration;
 
 use failure::Error;
@@ -178,7 +178,7 @@ fn run() -> Result<(), Error> {
             .unwrap_or_else(|| info::machine_id());
 
     let stats = Arc::new(RwLock::new(stats::Stats::new(
-        unsafe { libc::getpid() },
+        process::id(),
         name.clone(), hostname.clone(), cluster_name.clone(),
         &machine_id,
         addresses.iter().map(|x| x.to_string()).collect())));

src/stats.rs

@@ -1,7 +1,5 @@
 use std::default::Default;
 
-use libc::pid_t;
-
 use id::Id;
 use super::scan::time_ms;
 use super::scan;
@@ -11,7 +9,7 @@ use super::storage::StorageStats;
 
 #[derive(Debug)]
 pub struct Stats {
-    pub pid: pid_t,
+    pub pid: u32,
     pub id: Id,
     pub addresses_str: Vec<String>,
     pub name: String,
@@ -30,7 +28,7 @@ pub struct Stats {
 }
 
 impl Stats {
-    pub fn new(pid: pid_t, name: String, hostname: String,
+    pub fn new(pid: u32, name: String, hostname: String,
         cluster_name: Option<String>, id: &Id,
         addresses_str: Vec<String>)
         -> Stats