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1 /***************************************************************************
2  *                                  _   _ ____  _
3  *  Project                     ___| | | |  _ \| |
4  *                             / __| | | | |_) | |
5  *                            | (__| |_| |  _ <| |___
6  *                             \___|\___/|_| \_\_____|
7  *
8  * Copyright (C) 1998 - 2015, 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.haxx.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  ***************************************************************************/
22 
23 #include "tool_setup.h"
24 
25 #ifndef CURL_DISABLE_LIBCURL_OPTION
26 
27 #include "slist_wc.h"
28 
29 /* The last #include files should be: */
30 #include "memdebug.h"
31 
32 /*
33  * slist_wc_append() appends a string to the linked list. This function can be
34  * used as an initialization function as well as an append function.
35  */
slist_wc_append(struct slist_wc * list,const char * data)36 struct slist_wc *slist_wc_append(struct slist_wc *list,
37                                  const char *data)
38 {
39   struct curl_slist *new_item = curl_slist_append(NULL, data);
40 
41   if(!new_item)
42     return NULL;
43 
44   if(!list) {
45     list = malloc(sizeof(struct slist_wc));
46 
47     if(!list) {
48       curl_slist_free_all(new_item);
49       return NULL;
50     }
51 
52     list->first = new_item;
53     list->last = new_item;
54     return list;
55   }
56 
57   list->last->next = new_item;
58   list->last = list->last->next;
59   return list;
60 }
61 
62 /* be nice and clean up resources */
slist_wc_free_all(struct slist_wc * list)63 void slist_wc_free_all(struct slist_wc *list)
64 {
65   if(!list)
66     return;
67 
68   curl_slist_free_all(list->first);
69   free(list);
70 }
71 
72 #endif /* CURL_DISABLE_LIBCURL_OPTION */
73