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dotfiles/bash/head.bashrc

   "${HOME}/.bash/host/$(hostname -s).bashrc" \
   "${HOME}/.bash/post.bashrc";
 do
-  test -f $include && . $include;
+  test -f "$include" && . "$include";
 done

dotfiles/bash/post.bashrc

 
 __make_ps1d() {
     local rvfile="$RV_TMP/$$.lastrv"
-    local lastrv=$(cat $rvfile)
+    local lastrv="$(cat "$rvfile")"
     local do_rm=false
     test "$1" == "-r" && do_rm=true
-    if [ 0$lastrv -gt 0 ];
+    if [ "0$lastrv" -gt 0 ];
     then
         echo "!$lastrv!"
     else
         echo ""
     fi
-    $do_rm && rm -f $rvfile
+    $do_rm && rm -f "$rvfile"
 }
 
 __save_rv() {
     local rvfile="$RV_TMP/$$.lastrv"
-    [ -w ${rvfile%/*} ] && echo $1 > $rvfile
+    [ -w "${rvfile%/*}" ] && echo "$1" > "$rvfile"
 }
 
 make_ps1() {