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
list_has_string(struct string_list * str_list,const char * str)20 int 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
insert_string(struct string_list ** str_list,const char * _new)39 int 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
clone_str_list(struct string_list * orig)61 struct 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
combine_string_lists(struct string_list * one,struct string_list * two)72 struct 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