1/****************************************************************************
2 * Copyright (c) 1998-2004,2005 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,   *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 *                                                                          *
23 * Except as contained in this notice, the name(s) of the above copyright   *
24 * holders shall not be used in advertising or otherwise to promote the     *
25 * sale, use or other dealings in this Software without prior written       *
26 * authorization.                                                           *
27 ****************************************************************************/
28
29/****************************************************************************
30 *  Author: Thomas E. Dickey 1998,2000,2004,2005                            *
31 ****************************************************************************/
32
33/*
34 *	home_terminfo.c -- return the $HOME/.terminfo string, expanded
35 */
36
37#include <curses.priv.h>
38#include <tic.h>
39
40MODULE_ID("$Id: home_terminfo.c,v 1.9 2005/07/02 19:43:38 tom Exp $")
41
42#define my_length (strlen(home) + sizeof(PRIVATE_INFO))
43
44/* ncurses extension...fall back on user's private directory */
45
46NCURSES_EXPORT(char *)
47_nc_home_terminfo(void)
48{
49    char *result = 0;
50#ifdef USE_HOME_TERMINFO
51    char *home;
52    static char *temp = 0;
53
54    if (use_terminfo_vars()) {
55	if (temp == 0) {
56	    if ((home = getenv("HOME")) != 0
57		&& my_length <= PATH_MAX) {
58		temp = typeMalloc(char, my_length);
59		if (temp == 0)
60		    _nc_err_abort(MSG_NO_MEMORY);
61		(void) sprintf(temp, PRIVATE_INFO, home);
62	    }
63	}
64	result = temp;
65    }
66#endif
67    return result;
68}
69