localejoin

#! /bin/sh

#############################################################################
# determine whether there is a remote ambiguous-width mismatch

pre=
post=

ctype="${LC_ALL:-${LC_CTYPE:-$LANG}}"
case "$ctype" in
*@cjk*)	post="]701;$ctype"
	ctype="${ctype%@*}"
	if [ -n "$LC_ALL" ]
	then	LC_ALL=$ctype
	else	LC_CTYPE=$ctype
	fi
	pre="]701;$ctype"
	;;
esac
case "$ctype" in
ja_*.utf8|ja_*.UTF-8|ko_*.utf8|ko_*.UTF-8|zh_*.utf8|zh_*.UTF-8)
	uver=`uname -r`
	uver="${uver%[a-z](*}"
	uver="${uver//./}"
	if [ "$uver" -lt 320 ]
	then
		# if we have a CJK locale with UTF-8 encoding 
		# and no explicit @cjk* modifier,
		# tweak terminal locale to ambiguous-width narrow for remote system
		pre="]701;$ctype@cjknarrow"
		if [ -z "$post" ]
		then	post="]701;$ctype"
		fi
	fi
	;;
esac

#############################################################################
# derive remote login program depending on script name

basename="${0##*/}"
case "$basename" in
*rsh*)		remote=rsh;;
*rlogin*)	remote=rlogin;;
*rexec*)	remote=rexec;;
*telnet*)	remote=telnet;;
*ssh*)		remote=ssh;;
*)		remote=${SHELL:-sh};;
esac

#############################################################################
# switch terminal locale and call (remote) program
#echo LC_ALL $LC_ALL
#echo LC_CTYPE $LC_CTYPE
#echo pre "${pre#*;}"
#echo post "${post#*;}"

echo -n "$pre"
"$remote" "$@"
echo -n "$post"

#############################################################################
# end