shell/functions: Cleanup.

diff --git a/shell/functions b/shell/functions
index 10283a393f3903afd5aba46178bc26eb933c4bc4..19109e753aa2c04af9983ba55670dece40bb85b4 100644 (file)
--- a/shell/functions
+++ b/shell/functions
@@ -21,7 +21,7 @@
 # Doesn't fit perfectly in this file, but this is the best place to make it
 # available everywhere.
 source_debug() {
-    if [ x$DEBUG != x ]; then
+    if test "x$DEBUG" != x; then
         echo "$@"
     fi
 }
@@ -30,14 +30,14 @@ source_debug() {
 source_config() {
     source_debug "source_config(): $1"
 
-    if [ -f $1 ]; then
+    if test -f "$1"; then
         source_debug ". $1"
-        . $1
+        . "$1"
     fi
 
-    if [ -f $1.local ]; then
+    if test -f "$1.local"; then
         source_debug ". $1.local"
-        . $1.local
+        . "$1.local"
     fi
 }