1/****************************************************************************
2 * Copyright (c) 1998-2000,2008 Free Software Foundation, Inc.              *
3 *                                                                          *
4 * Permission is hereby granted, free of charge, to any person obtaining a  *
5 * copy of this software and associated documentation files (the            *
6 * "Software"), to deal in the Software without restriction, including      *
7 * without limitation the rights to use, copy, modify, merge, publish,      *
8 * distribute, distribute with modifications, sublicense, and/or sell       *
9 * copies of the Software, and to permit persons to whom the Software is    *
10 * furnished to do so, subject to the following conditions:                 *
11 *                                                                          *
12 * The above copyright notice and this permission notice shall be included  *
13 * in all copies or substantial portions of the Software.                   *
14 *                                                                          *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
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21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 *                                                                          *
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24 * holders shall not be used in advertising or otherwise to promote the     *
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26 * authorization.                                                           *
27 ****************************************************************************/
28
29/****************************************************************************
30 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32 *     and: Thomas E. Dickey                        1996-on                 *
33 ****************************************************************************/
34
35/* $Id: capdefaults.c,v 1.13 2008/08/04 12:33:42 tom Exp $ */
36
37    /*
38     * Compute obsolete capabilities.  The reason this is an include file is
39     * that the two places where it's needed want the macros to generate
40     * offsets to different structures.  See the file Caps for explanations of
41     * these conversions.
42     *
43     * Note:  This code is the functional inverse of the first part of
44     * postprocess_termcap().
45     */
46{
47    char *sp;
48    short capval;
49
50#define EXTRACT_DELAY(str) \
51    	(short) (sp = strchr(str, '*'), sp ? atoi(sp+1) : 0)
52
53    /* current (4.4BSD) capabilities marked obsolete */
54    if (VALID_STRING(carriage_return)
55	&& (capval = EXTRACT_DELAY(carriage_return)))
56	carriage_return_delay = capval;
57    if (VALID_STRING(newline) && (capval = EXTRACT_DELAY(newline)))
58	new_line_delay = capval;
59
60    /* current (4.4BSD) capabilities not obsolete */
61    if (!VALID_STRING(termcap_init2) && VALID_STRING(init_3string)) {
62	termcap_init2 = init_3string;
63	init_3string = ABSENT_STRING;
64    }
65    if (!VALID_STRING(termcap_reset)
66     && VALID_STRING(reset_2string)
67     && !VALID_STRING(reset_1string)
68     && !VALID_STRING(reset_3string)) {
69	termcap_reset = reset_2string;
70	reset_2string = ABSENT_STRING;
71    }
72    if (magic_cookie_glitch_ul == ABSENT_NUMERIC
73	&& magic_cookie_glitch != ABSENT_NUMERIC
74	&& VALID_STRING(enter_underline_mode))
75	magic_cookie_glitch_ul = magic_cookie_glitch;
76
77    /* totally obsolete capabilities */
78    linefeed_is_newline = (char) (VALID_STRING(newline)
79				  && (strcmp("\n", newline) == 0));
80    if (VALID_STRING(cursor_left)
81	&& (capval = EXTRACT_DELAY(cursor_left)))
82	backspace_delay = capval;
83    if (VALID_STRING(tab) && (capval = EXTRACT_DELAY(tab)))
84	horizontal_tab_delay = capval;
85#undef EXTRACT_DELAY
86}
87