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Diffstat (limited to 'pjlib/src/pjlib-samples/list.c')
-rw-r--r-- | pjlib/src/pjlib-samples/list.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/pjlib/src/pjlib-samples/list.c b/pjlib/src/pjlib-samples/list.c new file mode 100644 index 0000000..dece342 --- /dev/null +++ b/pjlib/src/pjlib-samples/list.c @@ -0,0 +1,72 @@ +/* $Id: list.c 3553 2011-05-05 06:14:19Z nanang $ */ +/* + * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) + * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <pj/list.h> +#include <pj/assert.h> +#include <pj/log.h> + +/** + * \page page_pjlib_samples_list_c Example: List Manipulation + * + * Below is sample program to demonstrate how to manipulate linked list. + * + * \includelineno pjlib-samples/list.c + */ + +struct my_node +{ + // This must be the first member declared in the struct! + PJ_DECL_LIST_MEMBER(struct my_node); + int value; +}; + + +int main() +{ + struct my_node nodes[10]; + struct my_node list; + struct my_node *it; + int i; + + // Initialize the list as empty. + pj_list_init(&list); + + // Insert nodes. + for (i=0; i<10; ++i) { + nodes[i].value = i; + pj_list_insert_before(&list, &nodes[i]); + } + + // Iterate list nodes. + it = list.next; + while (it != &list) { + PJ_LOG(3,("list", "value = %d", it->value)); + it = it->next; + } + + // Erase all nodes. + for (i=0; i<10; ++i) { + pj_list_erase(&nodes[i]); + } + + // List must be empty by now. + pj_assert( pj_list_empty(&list) ); + + return 0; +}; |