test/tput-initc - master - githubmirror/ncurses

test/tput-initc
156 строк4 KB
Thomas E. Dickey
ncurses 6.4
01 янв 2023, 02:49
01 янв 2023, 02:4979b9071
#!/bin/sh
##############################################################################
# Copyright 2020 Thomas E. Dickey                                            #
# Copyright 2016 Free Software Foundation, Inc.                              #
#                                                                            #
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# copy of this software and associated documentation files (the "Software"), #
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# all copies or substantial portions of the Software.                        #
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
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##############################################################################
# $Id: tput-initc,v 1.6 2020/02/02 23:34:34 tom Exp $
# Some of the ".dat" files in ncurses' test-directory give r/g/b numbers for
# default palettes of xterm and Linux console.  This script reads the numbers
# and (assuming the same or compatible terminal) uses tput to (re)initialize
# the palette using those numbers.

failed() {
	printf "?? $*\n" >&2
	exit 1
}

usage() {
	cat >&2 <<-EOF
	usage: $0 [-r] [-s] [palette-data]

	Use this script with a palette data-file to (re)initialize colors with
	tput.  This script assumes arrangements for 16-, 88- and 256-colors
	like the xterm 88colors2.pl and 256colors2.pl scripts.

	Options:
	 -r	reverse palette
	 -s	reverse system colors (first 16 if more than 16 colors)
EOF
	exit 1
}

opt_r=no
opt_s=no

while getopts "rs" option "$@"
do
	case $option in
	(r)
		opt_r=yes
		;;
	(s)
		opt_s=yes
		;;
	(*)
		usage
		;;
	esac
done
shift $(expr $OPTIND - 1)

if [ $# = 1 ]
then
	file=$1
elif [ $# = 0 ]
then
	file=$TERM.dat
else
	failed "expected one parameter or none"
fi

if [ ! -f "$file" ]
then
	if [ -f "$file.dat" ]
	then
		file="$file.dat"
	else
		failed "no such file: $file"
	fi
fi

myterm=${file%%.dat}
colors=$(tput -T $myterm colors 2>/dev/null)
if [ ${colors:-0} -le 0 ]
then
	myterm=${myterm%%-color}
	colors=$(tput -T $myterm colors 2>/dev/null)
fi
if [ ${colors:-0} -le 0 ]
then
	failed "terminal $myterm does not support color"
fi

cat $file |\
awk	-v opt_r=$opt_r \
	-v opt_s=$opt_s \
	-v colors=$colors \
	-v myterm=$myterm '
BEGIN {
	limit = 1000;
	range = -1;
	cramp = -1;
	if ( colors == 88 ) {
		cramp = 80;
	} else if ( colors = 256 ) {
		cramp = 232;
	}
}
function scaled(n) {
	return (n * 1000)/limit;
}

/^scale:[0-9]+/{
	sub("^scale:","",$0);
	limit = $0;
}

/^[0-9]+:/{
	sub(":","",$1);
	item = $1 + 0;
	if (range < item) {
		range = item;
	}
	params[$1] = sprintf ("%d %d %d", scaled($2),scaled($3),scaled($4));
}
END {
	for (n = 0; n <= range; ++n) {
		m = n;
		if ( opt_r == "yes" ) {
			if ( colors <= 16 ) {
				m = range - n;
			} else if ( ( opt_s == "yes" ) && ( n < 16 ) ) {
				m = 15 - n;
			} else if ( n >= cramp ) {
				m = cramp + colors - 1 - n;
			} else {
				m = 16 + cramp - 1 - n;
			}
		}
		printf "tput -T%s initc %d %s\n", myterm, m, params[n];
	}
}
' |sh -