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author | Brad King <brad.king@kitware.com> | 2014-11-10 15:43:10 (GMT) |
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committer | CMake Topic Stage <kwrobot@kitware.com> | 2014-11-10 15:43:10 (GMT) |
commit | 75f3a282b76baf615b17767d3768b781bfc463a7 (patch) | |
tree | 87dd923a0fa7e35491f7bec4b07e06966548a08a /Utilities/cmcurl/lib/llist.c | |
parent | a1f964ef6897343cd47f904b7cf7ad94b2b65e70 (diff) | |
parent | c02c747b85cf7bba8e81a955722122e844688d4c (diff) | |
download | CMake-75f3a282b76baf615b17767d3768b781bfc463a7.zip CMake-75f3a282b76baf615b17767d3768b781bfc463a7.tar.gz CMake-75f3a282b76baf615b17767d3768b781bfc463a7.tar.bz2 |
Merge topic 'update-curl'
c02c747b Tests: Update expected CTestTestFailedSubmit output
a427ed0c curl: Skip sanity check that triggers Clang warning
17b24d55 curl: Disable warnings to avoid changing 3rd party code
4c3bd340 curl: Skip check for inet_pton on Windows
54cb23c6 curl: Restore installation of OpenSSL DLLs
c50f0327 curl: Restore CURL_CA_BUNDLE option
681693c9 curl: Restore CMake-specific zlib selection code
10d80b68 curl: Restore CMake-specific test and install code
19593042 curl: Configure build to work within CMake
cf54aebb curl: Fix curl.h inclusion of curlbuild.h from CMake sources
c17e3207 curl: Use arch-aware CHECK_TYPE_SIZE results
1f7cb7e2 curl: Fix detection of headers with dependencies
b18c9044 curl: Drop inclusion of .rc file for static lib
860f0a2d curl: Select file APIs on Windows
5a3b55ed curl: Do not use 'dl' on HP-UX
59242702 curl: Simplify if() conditions on check result variables
...
Diffstat (limited to 'Utilities/cmcurl/lib/llist.c')
-rw-r--r-- | Utilities/cmcurl/lib/llist.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/Utilities/cmcurl/lib/llist.c b/Utilities/cmcurl/lib/llist.c new file mode 100644 index 0000000..40bb628 --- /dev/null +++ b/Utilities/cmcurl/lib/llist.c @@ -0,0 +1,212 @@ +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at http://curl.haxx.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ + +#include "curl_setup.h" + +#include "llist.h" +#include "curl_memory.h" + +/* this must be the last include file */ +#include "memdebug.h" + +/* + * @unittest: 1300 + */ +static void +llist_init(struct curl_llist *l, curl_llist_dtor dtor) +{ + l->size = 0; + l->dtor = dtor; + l->head = NULL; + l->tail = NULL; +} + +struct curl_llist * +Curl_llist_alloc(curl_llist_dtor dtor) +{ + struct curl_llist *list; + + list = malloc(sizeof(struct curl_llist)); + if(!list) + return NULL; + + llist_init(list, dtor); + + return list; +} + +/* + * Curl_llist_insert_next() + * + * Inserts a new list element after the given one 'e'. If the given existing + * entry is NULL and the list already has elements, the new one will be + * inserted first in the list. + * + * Returns: 1 on success and 0 on failure. + * + * @unittest: 1300 + */ +int +Curl_llist_insert_next(struct curl_llist *list, struct curl_llist_element *e, + const void *p) +{ + struct curl_llist_element *ne = malloc(sizeof(struct curl_llist_element)); + if(!ne) + return 0; + + ne->ptr = (void *) p; + if(list->size == 0) { + list->head = ne; + list->head->prev = NULL; + list->head->next = NULL; + list->tail = ne; + } + else { + /* if 'e' is NULL here, we insert the new element first in the list */ + ne->next = e?e->next:list->head; + ne->prev = e; + if(!e) { + list->head->prev = ne; + list->head = ne; + } + else if(e->next) { + e->next->prev = ne; + } + else { + list->tail = ne; + } + if(e) + e->next = ne; + } + + ++list->size; + + return 1; +} + +/* + * @unittest: 1300 + */ +int +Curl_llist_remove(struct curl_llist *list, struct curl_llist_element *e, + void *user) +{ + if(e == NULL || list->size == 0) + return 1; + + if(e == list->head) { + list->head = e->next; + + if(list->head == NULL) + list->tail = NULL; + else + e->next->prev = NULL; + } + else { + e->prev->next = e->next; + if(!e->next) + list->tail = e->prev; + else + e->next->prev = e->prev; + } + + list->dtor(user, e->ptr); + + e->ptr = NULL; + e->prev = NULL; + e->next = NULL; + + free(e); + --list->size; + + return 1; +} + +void +Curl_llist_destroy(struct curl_llist *list, void *user) +{ + if(list) { + while(list->size > 0) + Curl_llist_remove(list, list->tail, user); + + free(list); + } +} + +size_t +Curl_llist_count(struct curl_llist *list) +{ + return list->size; +} + +/* + * @unittest: 1300 + */ +int Curl_llist_move(struct curl_llist *list, struct curl_llist_element *e, + struct curl_llist *to_list, + struct curl_llist_element *to_e) +{ + /* Remove element from list */ + if(e == NULL || list->size == 0) + return 0; + + if(e == list->head) { + list->head = e->next; + + if(list->head == NULL) + list->tail = NULL; + else + e->next->prev = NULL; + } + else { + e->prev->next = e->next; + if(!e->next) + list->tail = e->prev; + else + e->next->prev = e->prev; + } + + --list->size; + + /* Add element to to_list after to_e */ + if(to_list->size == 0) { + to_list->head = e; + to_list->head->prev = NULL; + to_list->head->next = NULL; + to_list->tail = e; + } + else { + e->next = to_e->next; + e->prev = to_e; + if(to_e->next) { + to_e->next->prev = e; + } + else { + to_list->tail = e; + } + to_e->next = e; + } + + ++to_list->size; + + return 1; +} |