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 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 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 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 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