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 24 if (!str) 25 return 0; 26 27 FOR_EACH_PTR(str_list, tmp) { 28 if (strcmp(tmp, str) < 0) 29 continue; 30 if (strcmp(tmp, str) == 0) 31 return 1; 32 return 0; 33 } END_FOR_EACH_PTR(tmp); 34 return 0; 35 } 36 37 void insert_string(struct string_list **str_list, const char *_new) 38 { 39 char *new = (char *)_new; 40 char *tmp; 41 42 FOR_EACH_PTR(*str_list, tmp) { 43 if (strcmp(tmp, new) < 0) 44 continue; 45 else if (strcmp(tmp, new) == 0) { 46 return; 47 } else { 48 INSERT_CURRENT(alloc_string(new), tmp); 49 return; 50 } 51 } END_FOR_EACH_PTR(tmp); 52 new = alloc_string(new); 53 add_ptr_list(str_list, new); 54 } 55 56 struct string_list *clone_str_list(struct string_list *orig) 57 { 58 char *tmp; 59 struct string_list *ret = NULL; 60 61 FOR_EACH_PTR(orig, tmp) { 62 add_ptr_list(&ret, tmp); 63 } END_FOR_EACH_PTR(tmp); 64 return ret; 65 } 66 67 struct string_list *combine_string_lists(struct string_list *one, struct string_list *two) 68 { 69 struct string_list *ret; 70 char *tmp; 71 72 ret = clone_str_list(one); 73 FOR_EACH_PTR(two, tmp) { 74 insert_string(&ret, tmp); 75 } END_FOR_EACH_PTR(tmp); 76 return ret; 77 } 78 79