1/*
2 * Copyright (C) 2013 Oracle.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see http://www.gnu.org/copyleft/gpl.txt
16 */
17
18#include "smatch.h"
19
20int list_has_string(struct string_list *str_list, const char *str)
21{
22	char *tmp;
23	int cmp;
24
25	if (!str)
26		return 0;
27
28	FOR_EACH_PTR(str_list, tmp) {
29		cmp = strcmp(tmp, str);
30		if (cmp < 0)
31			continue;
32		if (cmp == 0)
33			return 1;
34		return 0;
35	} END_FOR_EACH_PTR(tmp);
36	return 0;
37}
38
39int insert_string(struct string_list **str_list, const char *_new)
40{
41	char *new = (char *)_new;
42	char *tmp;
43	int cmp;
44
45	FOR_EACH_PTR(*str_list, tmp) {
46		cmp = strcmp(tmp, new);
47		if (cmp < 0)
48			continue;
49		else if (cmp == 0) {
50			return 0;
51		} else {
52			INSERT_CURRENT(alloc_string(new), tmp);
53			return 1;
54		}
55	} END_FOR_EACH_PTR(tmp);
56	new = alloc_string(new);
57	add_ptr_list(str_list, new);
58	return 1;
59}
60
61struct string_list *clone_str_list(struct string_list *orig)
62{
63	char *tmp;
64	struct string_list *ret = NULL;
65
66	FOR_EACH_PTR(orig, tmp) {
67		add_ptr_list(&ret, tmp);
68	} END_FOR_EACH_PTR(tmp);
69	return ret;
70}
71
72struct string_list *combine_string_lists(struct string_list *one, struct string_list *two)
73{
74	struct string_list *ret;
75	char *tmp;
76
77	ret = clone_str_list(one);
78	FOR_EACH_PTR(two, tmp) {
79		insert_string(&ret, tmp);
80	} END_FOR_EACH_PTR(tmp);
81	return ret;
82}
83
84
85