aboutsummaryrefslogtreecommitdiff
path: root/mysql/my_list.h
diff options
context:
space:
mode:
Diffstat (limited to 'mysql/my_list.h')
-rw-r--r--mysql/my_list.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/mysql/my_list.h b/mysql/my_list.h
new file mode 100644
index 0000000..294be66
--- /dev/null
+++ b/mysql/my_list.h
@@ -0,0 +1,45 @@
+/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
+
+ 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; version 2 of the License.
+
+ 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
+
+#ifndef _list_h_
+#define _list_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct st_list {
+ struct st_list *prev,*next;
+ void *data;
+} LIST;
+
+typedef int (*list_walk_action)(void *,void *);
+
+extern LIST *list_add(LIST *root,LIST *element);
+extern LIST *list_delete(LIST *root,LIST *element);
+extern LIST *list_cons(void *data,LIST *root);
+extern LIST *list_reverse(LIST *root);
+extern void list_free(LIST *root,unsigned int free_data);
+extern unsigned int list_length(LIST *);
+extern int list_walk(LIST *,list_walk_action action,unsigned char * argument);
+
+#define list_rest(a) ((a)->next)
+#define list_push(a,b) (a)=list_cons((b),(a))
+#define list_pop(A) {LIST *old=(A); (A)=list_delete(old,old); my_free(old); }
+
+#ifdef __cplusplus
+}
+#endif
+#endif