The vcs script I use for my PS1 and some minor changes

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diff --git a/ce b/ce
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+# Smart directory changer using the power of grep ;)
+# source in a function j() { cd `d $*`} or some such
+#!/bin/bash
+[ "$1" = "$HOME" ] && echo $HOME && exit
+fl="$HOME/.local/share/dir_lst";[ ! -f "$fl" ] && touch "$fl"
+[ "$2" = "!" ] && echo "$1" && exit || \
+ln=`grep -n "$1" "$fl" | head -n 1 | cut -d : -f 1`
+if [ ! "$1" = "" ]; then if [ ! "$ln" = "" ]; then
+echo -e "$ln m0\n1p\nw"|ed -s "$fl"||echo \?; else
+l=$1; while [ ! -d "$l" ]; do echo \?; read l; done;
+l=`echo "$l" | sed "s|^[^/]|$PWD/&|"`;
+echo -e "0i\n$l\n.\n1p\nw" | ed -s "$fl"; sed -i '43,$d' "$fl"
+fi; else echo -e "2 m0\n1p\nw" | ed -s "$fl"; fi;