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-rw-r--r--src/mysql/my_list.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/mysql/my_list.h b/src/mysql/my_list.h
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+/* Copyright (C) 2000 MySQL AB
+
+ 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 */
+
+#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,gptr 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((gptr) old,MYF(MY_FAE)); }
+
+#ifdef __cplusplus
+}
+#endif
+#endif