From e0bb3c3613a7b706984f12829892365fa42a404d Mon Sep 17 00:00:00 2001
From: Victor Lowther <victor.lowther@gmail.com>
Date: Fri, 13 Feb 2009 04:41:42 -0800
Subject: [PATCH] [PATCH 05/50] Rewrite the mount loop using bash-specific
 features.

This makes the loop slightly more compact and easier to read.
---
 init | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/init b/init
index 78f962ef..2ebf1b05 100755
--- a/init
+++ b/init
@@ -71,13 +71,10 @@ esac
 
 # should we have a timeout?
 tries=0
-while [ ! -e $root ]; do
+until [[ -e $root ]]; do
   echo -n "."
   sleep 1
-  tries=$(($tries + 1))
-  if [ $tries -gt 30 ]; then
-      emergency_shell
-  fi
+  ((tries++ > 30)) && emergency_shell
 done
 echo -e "\n\nMounting rootfs after $tries seconds"
 ln -s "$root" /dev/root