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34 lines
907 B
C
34 lines
907 B
C
/* Copyright Abandoned 1996 TCX DataKonsult AB & Monty Program KB & Detron HB
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This file is public domain and comes with NO WARRANTY of any kind */
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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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