sane-sandboxed: fix typos in normPath

pkgs/additional/sane-sandboxed/sane-sandboxed

@@ -184,34 +184,34 @@ splitHead() {
 # chomps trailing slashes.
 # does not resolve symlinks, nor check for existence of any component of the path.
 normPath() {
-  local npOut="$1"
-  local npUnparsed="$2"
-  local npComps=()
-  while [ -n "$_npUnparsed" ]; do
-    splitHead _npThisComp _npUnparsed "$_npUnparsed"
-    npUnparsed="$_npUnparsed"
-    local npThisComp="$_npThisComp"
+  local outVar="$1"
+  local unparsed="$2"
+  local comps=()
+  while [ -n "$unparsed" ]; do
+    splitHead _npThisComp _npUnparsed "$unparsed"
+    unparsed="$_npUnparsed"
+    local thisComp="$_npThisComp"
 
-    if [ "$npThisComp" = "/.." ]; then
+    if [ "$thisComp" = "/.." ]; then
       # "go up" path component => delete the leaf dir (if any)
-      if [ ${#npComps[@]} -ne 0 ]; then
-        unset npComps[-1]
+      if [ ${#comps[@]} -ne 0 ]; then
+        unset comps[-1]
       fi
-    elif [ "$npThisComp" != "/." ] && [ "$npThisComp" != "/" ] && [ "$npThisComp" != "" ]; then
+    elif [ "$thisComp" != "/." ] && [ "$thisComp" != "/" ] && [ "$thisComp" != "" ]; then
       # normal, non-empty path component => append it
-      npComps+=("$npThisComp")
+      comps+=("$thisComp")
     fi
   done
 
   # join the components
-  if [ ${#npComps[@]} -eq 0 ]; then
-    declare -g "$npOut"="/"
+  if [ ${#comps[@]} -eq 0 ]; then
+    declare -g "$outVar"="/"
   else
-    local npJoined=
-    for npComp in "${npComps[@]}"; do
-      npJoined="$npJoined$npComp"
+    local joined=
+    for comp in "${comps[@]}"; do
+      joined="$joined$comp"
     done
-    declare -g "$npOut"="$npJoined"
+    declare -g "$outVar"="$joined"
   fi
 }