Import changeset

1 files changed, 47 insertions, 0 deletions

diff --git a/include/my_list.h b/include/my_list.h
new file mode 100644
index 00000000000..7391db70e27
--- /dev/null
+++ b/include/my_list.h
@@ -0,0 +1,47 @@
+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This library 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; 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,pbool free_data);
+extern uint list_length(LIST *list);
+extern int list_walk(LIST *list,list_walk_action action,gptr argument);
+
+#define 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