From 79ad7b7ec2f38df3a799ce730dd13bec1b4e3072 Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Thu, 4 Apr 2019 09:25:19 +0200
Subject: [PATCH] src/tools/procfs.rs: split regex into several lines

---
 src/tools/procfs.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/tools/procfs.rs b/src/tools/procfs.rs
index 9c81531a..06561ef5 100644
--- a/src/tools/procfs.rs
+++ b/src/tools/procfs.rs
@@ -18,7 +18,12 @@ pub fn read_proc_pid_stat(pid: libc::pid_t) -> Result<ProcFsPidStat, Error> {
     let statstr = tools::file_read_firstline(format!("/proc/{}/stat", pid))?;
 
     lazy_static! {
-        static ref REGEX: Regex = Regex::new(r"^(?P<pid>\d+) \(.*\) (?P<status>\S) -?\d+ -?\d+ -?\d+ -?\d+ -?\d+ \d+ \d+ \d+ \d+ \d+ (?P<utime>\d+) (?P<stime>\d+) -?\d+ -?\d+ -?\d+ -?\d+ -?\d+ 0 (?P<starttime>\d+) (?P<vsize>\d+) (?P<rss>-?\d+) \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ -?\d+ -?\d+ \d+ \d+ \d+").unwrap();
+        static ref REGEX: Regex = Regex::new(concat!(
+            r"^(?P<pid>\d+) \(.*\) (?P<status>\S) -?\d+ -?\d+ -?\d+ -?\d+ -?\d+ \d+ \d+ \d+ \d+ \d+ ",
+            r"(?P<utime>\d+) (?P<stime>\d+) -?\d+ -?\d+ -?\d+ -?\d+ -?\d+ 0 ",
+            r"(?P<starttime>\d+) (?P<vsize>\d+) (?P<rss>-?\d+) ",
+            r"\d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ \d+ -?\d+ -?\d+ \d+ \d+ \d+"
+        )).unwrap();
     }
 
     if let Some(cap) = REGEX.captures(&statstr) {