capdefaults.c revision 50276 
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2 * Copyright (c) 1998 Free Software Foundation, Inc.                        *
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28
29/****************************************************************************
30 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32 ****************************************************************************/
33
34/* $Id: capdefaults.c,v 1.8 1998/07/04 22:31:04 tom Exp $ */
35
36	/*
37	 * Compute obsolete capabilities.  The reason this is an include file
38	 * is that the two places where it's needed want the macros to
39	 * generate offsets to different structures.  See the file Caps for
40	 * explanations of these conversions.
41	 *
42	 * Note: This code is the functional inverse of the first part
43	 * of postprocess_entry().
44	 */
45	{
46		char *sp;
47		int capval;
48
49#define EXTRACT_DELAY(str)	(sp = strchr(str, '*'), sp ? atoi(sp+1) : 0)
50
51		/* current (4.4BSD) capabilities marked obsolete */
52		if (VALID_STRING(carriage_return)
53				&& (capval = EXTRACT_DELAY(carriage_return)))
54			carriage_return_delay = capval;
55		if (VALID_STRING(newline) && (capval = EXTRACT_DELAY(newline)))
56			new_line_delay = capval;
57
58		/* current (4.4BSD) capabilities not obsolete */
59		if (!VALID_STRING(termcap_init2) && VALID_STRING(init_3string))
60		{
61			termcap_init2 = init_3string;
62			init_3string = (char *)0;
63		}
64		if (VALID_STRING(reset_1string)
65			&& !VALID_STRING(reset_2string)
66			&& VALID_STRING(reset_3string))
67		{
68			termcap_reset = reset_2string;
69			reset_2string = (char *)0;
70		}
71#if USE_XMC_SUPPORT
72		if (magic_cookie_glitch_ul < 0 && magic_cookie_glitch && VALID_STRING(enter_underline_mode))
73			magic_cookie_glitch_ul = magic_cookie_glitch;
74#else
75		magic_cookie_glitch_ul = -1;
76#endif
77
78		/* totally obsolete capabilities */
79		linefeed_is_newline = VALID_STRING(newline)
80					&& (strcmp("\n", newline) == 0);
81		if (VALID_STRING(cursor_left)
82				&& (capval = EXTRACT_DELAY(cursor_left)))
83			backspace_delay = capval;
84		if (VALID_STRING(tab) && (capval = EXTRACT_DELAY(tab)))
85			horizontal_tab_delay = capval;
86#undef EXTRACT_DELAY
87	}
88