[systembackup] rename functions

systembackup

@@ -11,14 +11,14 @@ if [ "y" == "$MYSQL" ]; then
 fi
 }
 
-mount() {
+mount_snapshot() {
   echo "mounting /var/lib/mysql-snapshot..."
   mkdir -p /var/lib/mysql-snapshot
-  /bin/mount /dev/vg0/mysql-snapshot /var/lib/mysql-snapshot
+  mount /dev/vg0/mysql-snapshot /var/lib/mysql-snapshot
   echo "mounted /var/lib/mysql-snapshot."
 }
 
-lock() {
+create_snapshot() {
   echo "locking database..."
   mysql  << EOF
 FLUSH TABLES;
@@ -60,8 +60,8 @@ set -e
 trap cleanup SIGHUP SIGINT SIGTERM
 
 if [ "y" == "$MYSQL" ]; then
-  lock
-  mount
+  create_snapshot
+  mount_snapshot
 fi