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diff --git a/examples/complete/cdfunc b/examples/complete/cdfunc
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+#  cdfunc - example completion function for cd
+#
+#  based on the cd completion function from the bash_completion package
+#
+#  Chet Ramey <chet.ramey@case.edu>
+#
+#  Copyright 2011 Chester Ramey
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2, or (at your option)
+#   any later version.
+#
+#   TThis program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the Free Software Foundation,
+#   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+_comp_cd()
+{
+	local IFS=$' \t\n'	# normalize IFS
+	local cur _skipdot _cdpath
+	local i j k
+
+	# Tilde expansion, with side effect of expanding tilde to full pathname
+	case "$2" in
+	\~*)	eval cur="$2" ;;
+	*)	cur=$2 ;;
+	esac
+
+	# no cdpath or absolute pathname -- straight directory completion
+	if [[ -z "${CDPATH:-}" ]] || [[ "$cur" == @(./*|../*|/*) ]]; then
+		# compgen prints paths one per line; could also use while loop
+		IFS=$'\n'
+		COMPREPLY=( $(compgen -d -- "$cur") )
+		IFS=$' \t\n'
+	# CDPATH+directories in the current directory if not in CDPATH
+	else
+		IFS=$'\n'
+		_skipdot=false
+		# preprocess CDPATH to convert null directory names to .
+		_cdpath=${CDPATH/#:/.:}
+		_cdpath=${_cdpath//::/:.:}
+		_cdpath=${_cdpath/%:/:.}
+		for i in ${_cdpath//:/$'\n'}; do
+			if [[ $i -ef . ]]; then _skipdot=true; fi
+			k="${#COMPREPLY[@]}"
+			for j in $( compgen -d -- "$i/$cur" ); do
+				COMPREPLY[k++]=${j#$i/}		# cut off directory
+			done
+		done
+		$_skipdot || COMPREPLY+=( $(compgen -d -- "$cur") )
+		IFS=$' \t\n'
+	fi
+
+	# variable names if appropriate shell option set and no completions
+	if shopt -q cdable_vars && [[ ${#COMPREPLY[@]} -eq 0 ]]; then
+		COMPREPLY=( $(compgen -v -- "$cur") )
+	fi
+
+	# append slash to passed directory name that is the only completion.
+	# readline will not do this if we complete from CDPATH
+	if [[ ${#COMPREPLY[@]} -eq 1 ]]; then
+		i=${COMPREPLY[0]}	# shorthand
+		if [[ "$cur" == "$i" ]] && [[ "$i" != "*/" ]]; then
+			COMPREPLY[0]+=/
+		fi
+	fi
+	return 0
+}
+
+complete -o filenames -o nospace -o bashdefault -F _comp_cd cd