From 226bfa24d665e5d2edd71ef85231a33cdf0ab520 Mon Sep 17 00:00:00 2001
From: Francisco Miguel Biete <fmbiete@gmail.com>
Date: Tue, 23 Aug 2016 08:43:53 +0100
Subject: [PATCH] Fix: usage function must be defined before actual use

---
 tools/proxysql_galera_checker.sh | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/proxysql_galera_checker.sh b/tools/proxysql_galera_checker.sh
index f718b4aff..a119396ee 100755
--- a/tools/proxysql_galera_checker.sh
+++ b/tools/proxysql_galera_checker.sh
@@ -8,6 +8,12 @@ PROXYSQL_HOSTNAME="localhost"
 PROXYSQL_PORT="6032"
 #
 
+function usage()
+{
+  echo "Usage: $0 <hostgroup_id write> [hostgroup_id read] [number writers] [writers are readers 0|1} [log_file]"
+  exit 0
+}
+
 if [ "$1" = '-h' -o "$1" = '--help'  -o -z "$1" ]
 then
   usage
@@ -19,12 +25,6 @@ then
   usage
 fi
 
-function usage()
-{
-  echo "Usage: $0 <hostgroup_id write> [hostgroup_id read] [number writers] [writers are readers 0|1} [log_file]"
-  exit 0
-}
-
 HOSTGROUP_WRITER_ID="${1}"
 HOSTGROUP_READER_ID="${2:--1}"
 NUMBER_WRITERS="${3:-0}"