Add tools for invalid entries removal and manual editing of global bookkeeping

Author: dczhu

.gitattributes

@@ -1 +1,2 @@
 ltcd linguist-language=Shell
+cd_utils linguist-language=Shell

cd_utils

@@ -0,0 +1,23 @@
+# No args
+cdrm ()
+{
+	local -r CDF="$HOME/.cd/stats_glob"
+	local i
+
+	while read i; do
+		[ -d "$i" ] && [ -x "$i" ] && { echo "$i"; continue; }
+		echo  "Removing \"$i\"" > /dev/stderr
+	done < $CDF > $CDF.tmp
+
+	mv $CDF.tmp $CDF
+}
+
+# No args
+cdedit ()
+{
+	local -r CDF="$HOME/.cd/stats_glob"
+
+	vim $CDF
+	/bin/rm -f $CDF~
+}
+