1 /****************************************************************************
2  * Copyright 2020 Thomas E. Dickey                                          *
3  * Copyright 1998-2012,2016 Free Software Foundation, Inc.                  *
4  *                                                                          *
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29 
30 /****************************************************************************
31  *  Author: Thomas E. Dickey                                                *
32  ****************************************************************************/
33 
34 /*
35  *	home_terminfo.c -- return the $HOME/.terminfo string, expanded
36  */
37 
38 #include <curses.priv.h>
39 #include <tic.h>
40 
41 MODULE_ID("$Id: home_terminfo.c,v 1.17 2020/02/02 23:34:34 tom Exp $")
42 
43 /* ncurses extension...fall back on user's private directory */
44 
45 #define MyBuffer _nc_globals.home_terminfo
46 
47 NCURSES_EXPORT(char *)
48 _nc_home_terminfo(void)
49 {
50     char *result = 0;
51 #if USE_HOME_TERMINFO
52     if (use_terminfo_vars()) {
53 
54 	if (MyBuffer == 0) {
55 	    char *home;
56 
57 	    if ((home = getenv("HOME")) != 0) {
58 		size_t want = (strlen(home) + sizeof(PRIVATE_INFO));
59 		TYPE_MALLOC(char, want, MyBuffer);
60 		_nc_SPRINTF(MyBuffer, _nc_SLIMIT(want) PRIVATE_INFO, home);
61 	    }
62 	}
63 	result = MyBuffer;
64     }
65 #endif
66     return result;
67 }
68