slist_wc.c (2057B)
1 /*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 9 * 10 * This software is licensed as described in the file COPYING, which 11 * you should have received as part of this distribution. The terms 12 * are also available at https://curl.se/docs/copyright.html. 13 * 14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 15 * copies of the Software, and permit persons to whom the Software is 16 * furnished to do so, under the terms of the COPYING file. 17 * 18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 19 * KIND, either express or implied. 20 * 21 * SPDX-License-Identifier: curl 22 * 23 ***************************************************************************/ 24 25 #include "tool_setup.h" 26 27 #ifndef CURL_DISABLE_LIBCURL_OPTION 28 29 #include "slist_wc.h" 30 31 /* The last #include files should be: */ 32 #include "memdebug.h" 33 34 /* 35 * slist_wc_append() appends a string to the linked list. This function can be 36 * used as an initialization function as well as an append function. 37 */ 38 struct slist_wc *slist_wc_append(struct slist_wc *list, 39 const char *data) 40 { 41 struct curl_slist *new_item = curl_slist_append(NULL, data); 42 43 if(!new_item) 44 return NULL; 45 46 if(!list) { 47 list = malloc(sizeof(struct slist_wc)); 48 49 if(!list) { 50 curl_slist_free_all(new_item); 51 return NULL; 52 } 53 54 list->first = new_item; 55 list->last = new_item; 56 return list; 57 } 58 59 list->last->next = new_item; 60 list->last = list->last->next; 61 return list; 62 } 63 64 /* be nice and clean up resources */ 65 void slist_wc_free_all(struct slist_wc *list) 66 { 67 if(!list) 68 return; 69 70 curl_slist_free_all(list->first); 71 free(list); 72 } 73 74 #endif /* CURL_DISABLE_LIBCURL_OPTION */