73 lines
1.4 KiB
C
73 lines
1.4 KiB
C
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/*
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* Doubly-linked list - test program
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* Copyright (c) 2009, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#include "utils/includes.h"
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#include "utils/os.h"
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#include "utils/list.h"
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struct test {
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struct dl_list list;
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int value;
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};
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static void dump_list(struct dl_list *head)
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{
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struct test *t;
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printf("dump:");
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dl_list_for_each(t, head, struct test, list)
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printf(" %d", t->value);
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printf(" (len=%d%s)\n", dl_list_len(head),
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dl_list_empty(head) ? " empty" : "");
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}
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int main(int argc, char *argv[])
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{
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struct dl_list head;
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struct test *t, *tmp;
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int i;
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dl_list_init(&head);
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dump_list(&head);
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for (i = 0; i < 5; i++) {
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t = os_zalloc(sizeof(*t));
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if (t == NULL)
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return -1;
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t->value = i;
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dl_list_add(&head, &t->list);
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dump_list(&head);
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}
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for (i = 10; i > 5; i--) {
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t = os_zalloc(sizeof(*t));
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if (t == NULL)
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return -1;
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t->value = i;
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dl_list_add_tail(&head, &t->list);
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dump_list(&head);
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}
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i = 0;
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dl_list_for_each(t, &head, struct test, list)
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if (++i == 5)
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break;
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printf("move: %d\n", t->value);
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dl_list_del(&t->list);
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dl_list_add(&head, &t->list);
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dump_list(&head);
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dl_list_for_each_safe(t, tmp, &head, struct test, list) {
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printf("delete: %d\n", t->value);
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dl_list_del(&t->list);
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os_free(t);
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dump_list(&head);
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}
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return 0;
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}
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