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47 lines
1.5 KiB
47 lines
1.5 KiB
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public |
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License as published by the Free Software Foundation; either |
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version 2 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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You should have received a copy of the GNU Library General Public |
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License along with this library; if not, write to the Free |
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
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MA 02111-1307, USA */ |
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#ifndef _list_h_ |
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#define _list_h_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef struct st_list { |
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struct st_list *prev,*next; |
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void *data; |
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} LIST; |
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typedef int (*list_walk_action)(void *,void *); |
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extern LIST *list_add(LIST *root,LIST *element); |
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extern LIST *list_delete(LIST *root,LIST *element); |
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extern LIST *list_cons(void *data,LIST *root); |
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extern LIST *list_reverse(LIST *root); |
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extern void list_free(LIST *root,pbool free_data); |
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extern uint list_length(LIST *list); |
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extern int list_walk(LIST *list,list_walk_action action,gptr argument); |
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#define rest(a) ((a)->next) |
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#define list_push(a,b) (a)=list_cons((b),(a)) |
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#define list_pop(A) {LIST *old=(A); (A)=list_delete(old,old) ; my_free((gptr) old,MYF(MY_FAE)); } |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif
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