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#!/bin/sh
# $XTermId: 8colors.sh,v 1.21 2022/02/13 14:42:02 tom Exp $
# -----------------------------------------------------------------------------
# this file is part of xterm
#
# Copyright 1999-2021,2022 by Thomas E. Dickey
#
# All Rights Reserved
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Except as contained in this notice, the name(s) of the above copyright
# holders shall not be used in advertising or otherwise to promote the
# sale, use or other dealings in this Software without prior written
# authorization.
# -----------------------------------------------------------------------------
# Show a simple 8-color test pattern
ESC=""
CSI="${ESC}["
CMD='/bin/echo'
OPT='-n'
SUF=''
TMP=`(mktemp) 2>/dev/null` || TMP=/tmp/xterm$$
eval '$CMD $OPT >$TMP || echo fail >$TMP' 2>/dev/null
{ test ! -f $TMP || test -s $TMP; } &&
for verb in "printf" "print" ; do
rm -f $TMP
eval '$verb "\c" >$TMP || echo fail >$TMP' 2>/dev/null
if test -f $TMP ; then
if test ! -s $TMP ; then
CMD="$verb"
OPT=
SUF='\c'
break
fi
fi
done
rm -f $TMP
trap '$CMD $OPT "${CSI}0m"; exit 1' 1 2 3 15
trap '$CMD $OPT "${CSI}0m"' 0
echo "${CSI}0m"
while true
do
for AT in 0 1 4 7
do
case $AT in
0) attr="normal ";;
1) attr="bold ";;
4) attr="under ";;
7) attr="reverse ";;
esac
for FG in 0 1 2 3 4 5 6 7
do
case $FG in
0) fcolor="black ";;
1) fcolor="red ";;
2) fcolor="green ";;
3) fcolor="yellow ";;
4) fcolor="blue ";;
5) fcolor="magenta ";;
6) fcolor="cyan ";;
7) fcolor="white ";;
esac
$CMD $OPT "${CSI}0;${AT}m$attr${SUF}"
$CMD $OPT "${CSI}3${FG}m$fcolor${SUF}"
for BG in 1 2 3 4 5 6 7
do
case $BG in
0) bcolor="black ";;
1) bcolor="red ";;
2) bcolor="green ";;
3) bcolor="yellow ";;
4) bcolor="blue ";;
5) bcolor="magenta ";;
6) bcolor="cyan ";;
7) bcolor="white ";;
esac
$CMD $OPT "${CSI}4${BG}m$bcolor${SUF}"
done
echo "${CSI}0m"
done
sleep 1
done
done
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