1#!/bin/sh 2############################################################################## 3# Copyright 2020 Thomas E. Dickey # 4# Copyright 2016 Free Software Foundation, Inc. # 5# # 6# Permission is hereby granted, free of charge, to any person obtaining a # 7# copy of this software and associated documentation files (the "Software"), # 8# to deal in the Software without restriction, including without limitation # 9# the rights to use, copy, modify, merge, publish, distribute, distribute # 10# with modifications, sublicense, and/or sell copies of the Software, and to # 11# permit persons to whom the Software is furnished to do so, subject to the # 12# following conditions: # 13# # 14# The above copyright notice and this permission notice shall be included in # 15# all copies or substantial portions of the Software. # 16# # 17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # 18# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # 19# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL # 20# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # 21# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # 22# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER # 23# DEALINGS IN THE SOFTWARE. # 24# # 25# Except as contained in this notice, the name(s) of the above copyright # 26# holders shall not be used in advertising or otherwise to promote the sale, # 27# use or other dealings in this Software without prior written # 28# authorization. # 29############################################################################## 30# $Id: tput-initc,v 1.6 2020/02/02 23:34:34 tom Exp $ 31# Some of the ".dat" files in ncurses' test-directory give r/g/b numbers for 32# default palettes of xterm and Linux console. This script reads the numbers 33# and (assuming the same or compatible terminal) uses tput to (re)initialize 34# the palette using those numbers. 35 36failed() { 37 printf "?? $*\n" >&2 38 exit 1 39} 40 41usage() { 42 cat >&2 <<-EOF 43 usage: $0 [-r] [-s] [palette-data] 44 45 Use this script with a palette data-file to (re)initialize colors with 46 tput. This script assumes arrangements for 16-, 88- and 256-colors 47 like the xterm 88colors2.pl and 256colors2.pl scripts. 48 49 Options: 50 -r reverse palette 51 -s reverse system colors (first 16 if more than 16 colors) 52EOF 53 exit 1 54} 55 56opt_r=no 57opt_s=no 58 59while getopts "rs" option "$@" 60do 61 case $option in 62 (r) 63 opt_r=yes 64 ;; 65 (s) 66 opt_s=yes 67 ;; 68 (*) 69 usage 70 ;; 71 esac 72done 73shift $(expr $OPTIND - 1) 74 75if [ $# = 1 ] 76then 77 file=$1 78elif [ $# = 0 ] 79then 80 file=$TERM.dat 81else 82 failed "expected one parameter or none" 83fi 84 85if [ ! -f "$file" ] 86then 87 if [ -f "$file.dat" ] 88 then 89 file="$file.dat" 90 else 91 failed "no such file: $file" 92 fi 93fi 94 95myterm=${file%%.dat} 96colors=$(tput -T $myterm colors 2>/dev/null) 97if [ ${colors:-0} -le 0 ] 98then 99 myterm=${myterm%%-color} 100 colors=$(tput -T $myterm colors 2>/dev/null) 101fi 102if [ ${colors:-0} -le 0 ] 103then 104 failed "terminal $myterm does not support color" 105fi 106 107cat $file |\ 108awk -v opt_r=$opt_r \ 109 -v opt_s=$opt_s \ 110 -v colors=$colors \ 111 -v myterm=$myterm ' 112BEGIN { 113 limit = 1000; 114 range = -1; 115 cramp = -1; 116 if ( colors == 88 ) { 117 cramp = 80; 118 } else if ( colors = 256 ) { 119 cramp = 232; 120 } 121} 122function scaled(n) { 123 return (n * 1000)/limit; 124} 125 126/^scale:[0-9]+/{ 127 sub("^scale:","",$0); 128 limit = $0; 129} 130 131/^[0-9]+:/{ 132 sub(":","",$1); 133 item = $1 + 0; 134 if (range < item) { 135 range = item; 136 } 137 params[$1] = sprintf ("%d %d %d", scaled($2),scaled($3),scaled($4)); 138} 139END { 140 for (n = 0; n <= range; ++n) { 141 m = n; 142 if ( opt_r == "yes" ) { 143 if ( colors <= 16 ) { 144 m = range - n; 145 } else if ( ( opt_s == "yes" ) && ( n < 16 ) ) { 146 m = 15 - n; 147 } else if ( n >= cramp ) { 148 m = cramp + colors - 1 - n; 149 } else { 150 m = 16 + cramp - 1 - n; 151 } 152 } 153 printf "tput -T%s initc %d %s\n", myterm, m, params[n]; 154 } 155} 156' |sh - 157