xref: /freebsd/contrib/ncurses/include/MKkey_defs.sh (revision 87569f75a91f298c52a71823c04d41cf53c88889)
1#! /bin/sh
2# $Id: MKkey_defs.sh,v 1.8 2002/06/01 17:24:28 tom Exp $
3##############################################################################
4# Copyright (c) 2001,2002 Free Software Foundation, Inc.                     #
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11# permit persons to whom the Software is furnished to do so, subject to the  #
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15# all copies or substantial portions of the Software.                        #
16#                                                                            #
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26# holders shall not be used in advertising or otherwise to promote the sale, #
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29##############################################################################
30#
31# MKkey_defs.sh -- generate function-key definitions for curses.h
32#
33# Author: Thomas E. Dickey <dickey@herndon4.his.com> 2001
34#
35# Extract function-key definitions from the Caps file
36#
37: ${AWK-awk}
38DATA=${1-Caps}
39
40data=data$$
41pass1=pass1_$$
42pass2=pass2_$$
43pass3=pass3_$$
44pass4=pass4_$$
45trap 'rm -f $data pass[1234]_$$' 0 1 2 5 15
46sed -e 's/[	]\+/	/g' < $DATA |sort -n +5 >$data
47cat >>$data <<EOF
48key_resize	kr1	str	R1	KEY_RESIZE	+	-----	Terminal resize event
49EOF
50
51cat <<EOF
52/*
53 * These definitions were generated by $0 $DATA
54 */
55EOF
56
57# KEY_RESET
58maxkey=345
59
60for pass in 1 2 3 4
61do
62
63output=pass${pass}_$$
64
65${AWK-awk} >$output <$data '
66function print_cols(text,cols) {
67	printf "%s", text
68	len = length(text);
69	while (len < cols) {
70		printf "	"
71		len += 8;
72	}
73}
74function decode(keycode) {
75	result = 0;
76	if (substr(keycode, 1, 2) == "0x") {
77		digits="0123456789abcdef";
78	} else if (substr(keycode, 1, 1) == "0") {
79		digits="01234567";
80	} else {
81		digits="0123456789";
82	}
83	while (length(keycode) != 0) {
84		digit=substr(keycode, 1, 1);
85		keycode=substr(keycode, 2);
86		result = result * length(digits) + index(digits, digit) - 1;
87	}
88	return result;
89}
90
91BEGIN	{
92	maxkey='$maxkey';
93	pass='$pass';
94	key_max=1;
95	bits=1;
96	while (key_max < maxkey) {
97		bits = bits + 1;
98		key_max = (key_max * 2) + 1;
99	}
100	octal_fmt = sprintf ("%%0%do", (bits + 2) / 3 + 1);
101}
102
103/^$/		{next;}
104/^#/		{next;}
105/^capalias/	{next;}
106/^infoalias/	{next;}
107
108$5 != "-" && $6 != "-" {
109		if ($6 == "+") {
110			if (pass == 1 || pass == 2)
111				next;
112			thiskey=maxkey + 1;
113		} else {
114			if (pass == 3)
115				next;
116			thiskey=decode($6);
117		}
118		if (thiskey > maxkey)
119			maxkey = thiskey;
120		if (pass == 2 || pass == 3) {
121			showkey=sprintf(octal_fmt, thiskey);
122			if ($5 == "KEY_F(0)" ) {
123				printf "#define "
124				print_cols("KEY_F0", 16);
125				print_cols(showkey, 16);
126				print "/* Function keys.  Space for 64 */";
127				printf "#define "
128				print_cols("KEY_F(n)", 16);
129				print_cols("(KEY_F0+(n))", 16);
130				print "/* Value of function key n */"
131			} else {
132				printf "#define "
133				print_cols($5, 16);
134				print_cols(showkey, 16);
135				printf "/*"
136				for (i = 8; i <= NF; i++)
137					printf " %s", $i
138				print " */"
139			}
140		}
141	}
142END	{
143		if (pass == 1) {
144			print maxkey;
145		} else if (pass == 4) {
146			print "";
147			printf "#define ";
148			print_cols("KEY_MAX", 16);
149			result = sprintf (octal_fmt, key_max);
150			print_cols(result, 16);
151			printf "/* Maximum key value is ";
152			printf octal_fmt, maxkey;
153			print " */";
154		}
155	}
156'
157if test $pass = 1 ; then
158	maxkey=`cat $pass1`
159fi
160
161done
162
163cat $pass2
164cat $pass3
165cat $pass4
166