Importing xterm 216

1 files changed, 82 insertions, 0 deletions

diff --git a/app/xterm/uxterm b/app/xterm/uxterm
new file mode 100644
index 000000000..adf54a926
--- /dev/null
+++ b/app/xterm/uxterm
@@ -0,0 +1,82 @@
+#!/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 $XTERM_PROGRAM -class UXTerm -title 'uxterm' -u8 "$@"