home_terminfo.c revision 174993 
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28
29/****************************************************************************
30 *  Author: Thomas E. Dickey                                                *
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 1.10 2007/04/21 23:11:53 tom Exp $")
41
42#define my_length (strlen(home) + sizeof(PRIVATE_INFO))
43
44/* ncurses extension...fall back on user's private directory */
45
46#define MyBuffer _nc_globals.home_terminfo
47
48NCURSES_EXPORT(char *)
49_nc_home_terminfo(void)
50{
51    char *result = 0;
52#if USE_HOME_TERMINFO
53    char *home;
54
55    if (use_terminfo_vars()) {
56	if (MyBuffer == 0) {
57	    if ((home = getenv("HOME")) != 0
58		&& my_length <= PATH_MAX) {
59		MyBuffer = typeMalloc(char, my_length);
60		if (MyBuffer == 0)
61		    _nc_err_abort(MSG_NO_MEMORY);
62		(void) sprintf(MyBuffer, PRIVATE_INFO, home);
63	    }
64	}
65	result = MyBuffer;
66    }
67#endif
68    return result;
69}
70