added spin.sh

2014-06-16 17:55:48 -04:00 · 2014-06-16 17:55:48 -04:00 · d4190dfdf7
parent b958256fd9
commit d4190dfdf7
1 changed files with 14 additions and 0 deletions
--- a/misc/spin.sh
+++ b/misc/spin.sh
@ -0,0 +1,14 @@
+#!/bin/bash
+# spin.sh -- show a spinner (for coverage test)
+# Copyright (C) 2014  SheetJS
+
+wpid=$1
+delay=1
+str="|/-\\"
+while [ $(ps -a|awk '$1=='$wpid' {print $1}') ]; do
+  t=${str#?}
+  printf " [%c]" "$str"
+  str=$t${str%"$t"}
+  sleep $delay
+  printf "\b\b\b\b"
+done