/* $OpenBSD: home_terminfo.c,v 1.9 2010/01/12 23:22:06 nicm Exp $ */

/****************************************************************************
 * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *
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 * copy of this software and associated documentation files (the            *
 * "Software"), to deal in the Software without restriction, including      *
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 * distribute, distribute with modifications, sublicense, and/or sell       *
 * copies of the Software, and to permit persons to whom the Software is    *
 * furnished to do so, subject to the following conditions:                 *
 *                                                                          *
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/****************************************************************************
 *  Author: Thomas E. Dickey                                                *
 ****************************************************************************/

/*
 *	home_terminfo.c -- return the $HOME/.terminfo string, expanded
 */

#include <curses.priv.h>
#include <tic.h>

MODULE_ID("$Id: home_terminfo.c,v 1.9 2010/01/12 23:22:06 nicm Exp $")

/* ncurses extension...fall back on user's private directory */

#define MyBuffer _nc_globals.home_terminfo

NCURSES_EXPORT(char *)
_nc_home_terminfo(void)
{
    char *result = 0;
#if USE_HOME_TERMINFO
    char *home;

    if (use_terminfo_vars()) {
	if (MyBuffer == 0) {
	    if ((home = getenv("HOME")) != 0 && *home != '\0') {
		size_t want = (strlen(home) + sizeof(PRIVATE_INFO));
		MyBuffer = typeMalloc(char, want);
		if (MyBuffer == 0)
		    _nc_err_abort(MSG_NO_MEMORY);
		(void) snprintf(MyBuffer, want, PRIVATE_INFO, home);
	    }
	}
	result = MyBuffer;
    }
#endif
    return result;
}