xenocara/app/xterm/uxterm

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#!/bin/sh
# $XTermId: uxterm,v 1.23 2006/01/04 02:10:27 tom Exp $
# $XFree86: xc/programs/xterm/uxterm,v 1.12 2006/01/04 02:10:27 dickey Exp $
# wrapper script to setup xterm with UTF-8 locale
: ${XTERM_PROGRAM=xterm}
# Check if there is a workable locale program. If there is not, we will read
# something via the standard error. Ignore whatever is written to the
# standard output.
locale=`sh -c "LC_ALL=C LC_CTYPE=C LANG=C locale >/dev/null" 2>&1`
found=no
# Check for -version and -help options, to provide a simple return without
# requiring the program to create a window:
if test $# = 1
then
case $1 in
-v|-ver*|-h|-he*)
$XTERM_PROGRAM "$@"
exit $?
;;
esac
fi
# Check environment variables that xterm does, in the same order:
for name in LC_ALL LC_CTYPE LANG
do
eval 'value=$'$name
if test -n "$value" ; then
case $value in
*.utf8|*.UTF8|*.utf-8|*.UTF-8)
found=yes
;;
*.utf8@*|*.UTF8@*|*.utf-8@*|*.UTF-8@*)
found=yes
;;
C|POSIX)
# Yes, I know this is not the same - but why are you
# here then?
value=en_US
;;
esac
break
fi
done
# If we didn't find one that used UTF-8, modify the safest one. Not everyone
# has a UTF-8 locale installed (and there appears to be no trivial/portable way
# to determine whether it is, from a shell script). We could check if the
# user's shell does not reset unknown locale specifiers, but not all shells do.
if test $found != yes ; then
if test -n "$value" ; then
value=`echo ${value} |sed -e 's/[.@].*//'`.UTF-8
else
name="LC_CTYPE"
value="en_US.UTF-8"
fi
eval save=\$${name}
eval ${name}=${value}
eval export ${name}
if test -z "$locale" ; then
# The 'locale' program tries to do a sanity check.
check=`sh -c "locale >/dev/null" 2>&1`
if test -n "$check" ; then
eval ${name}=${save}
eval export ${name}
echo "uxterm tried to use locale $value by setting \$$name" >&2
xmessage -file - <<EOF
uxterm tried unsuccessfully to use locale $value
by setting \$$name to "${value}".
EOF
exit 1
fi
fi
fi
# for testing:
#test -f ./xterm && XTERM_PROGRAM=./xterm
exec $XTERM_PROGRAM -class UXTerm -title 'uxterm' -en UTF-8 "$@"