From 5ac724b8d139b7e38c3a16c8752bad55076ea670 Mon Sep 17 00:00:00 2001
From: Jouke Witteveen <j.witteveen@gmail.com>
Date: Thu, 21 Jun 2012 12:19:53 +0200
Subject: Introduce polling timeout logic

This should fix FS#30361 along the way.
---
 src/globals | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/globals')

diff --git a/src/globals b/src/globals
index 0d573e2..af411fe 100644
--- a/src/globals
+++ b/src/globals
@@ -95,6 +95,20 @@ function checkyesno() {
 }
 
 
+## Waits until a statement succeeds or a timeout occurs
+# $1: timeout in seconds
+# $2...: condition command
+function timeout_wait() {
+    local timeout="$1"
+    shift
+    while ! eval "$*"; do
+        (( timeout-- > 0 )) || return 1
+        sleep 1
+    done
+    return 0
+}
+
+
 ### Load all +x files in $HOOKS_DIR
 function load_hooks() {
     local hook
-- 
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