1/*	$NetBSD: strlist.c,v 1.4 2009/01/24 11:59:39 dsl Exp $	*/
2
3/*-
4 * Copyright (c) 2008 - 2009 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by David Laight.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of The NetBSD Foundation nor the names of its
19 *    contributors may be used to endorse or promote products derived
20 *    from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#ifndef MAKE_NATIVE
36static char rcsid[] = "$NetBSD: strlist.c,v 1.4 2009/01/24 11:59:39 dsl Exp $";
37#else
38#include <sys/cdefs.h>
39#ifndef lint
40__RCSID("$NetBSD: strlist.c,v 1.4 2009/01/24 11:59:39 dsl Exp $");
41#endif /* not lint */
42#endif
43
44#include <stddef.h>
45#include <stdlib.h>
46#include "strlist.h"
47#include "make_malloc.h"
48
49void
50strlist_init(strlist_t *sl)
51{
52	sl->sl_num = 0;
53	sl->sl_max = 0;
54	sl->sl_items = NULL;
55}
56
57void
58strlist_clean(strlist_t *sl)
59{
60	char *str;
61	int i;
62
63	STRLIST_FOREACH(str, sl, i)
64		free(str);
65	free(sl->sl_items);
66
67	sl->sl_num = 0;
68	sl->sl_max = 0;
69	sl->sl_items = NULL;
70}
71
72void
73strlist_add_str(strlist_t *sl, char *str, unsigned int info)
74{
75	unsigned int n;
76	strlist_item_t *items;
77
78	if (str == NULL)
79	    return;
80
81	n = sl->sl_num + 1;
82	sl->sl_num = n;
83	items = sl->sl_items;
84	if (n >= sl->sl_max) {
85	    items = bmake_realloc(items, (n + 7) * sizeof *sl->sl_items);
86	    sl->sl_items = items;
87	    sl->sl_max = n + 6;
88	}
89	items += n - 1;
90	items->si_str = str;
91	items->si_info = info;
92	items[1].si_str = NULL;         /* STRLIST_FOREACH() terminator */
93}
94