www-misc/shellinabox: reduce scope of a couple of variables in init script.

Package-Manager: portage-2.3.0

www-misc/shellinabox/files/shellinaboxd.init

@@ -1,5 +1,5 @@
 #!/sbin/openrc-run
-# Copyright 1999-2015 Gentoo Foundation
+# Copyright 1999-2016 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Id$
 
@@ -21,6 +21,9 @@ start_pre() {
         local CSS_FILES=( "${SIAB_CSS_DIR}"/*.css )
         local SIAB_CSS_FILES=()
 
+        # Try to keep environment pollution low.
+        local _CSS _BASE _NAME
+
         for _CSS in "${CSS_FILES[@]}"; do
             _BASE="$(basename ${_CSS})"
             _NAME="${_BASE%%\.css}"