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/*
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    		 Crown Copyright (c) 1997
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    This TenDRA(r) Computer Program is subject to Copyright
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    owned by the United Kingdom Secretary of State for Defence
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    acting through the Defence Evaluation and Research Agency
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    (DERA).  It is made available to Recipients with a
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    royalty-free licence for its use, reproduction, transfer
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    to other parties and amendment for any purpose not excluding
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    product development provided that any such use et cetera
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    shall be deemed to be acceptance of the following conditions:-
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        (1) Its Recipients shall ensure that this Notice is
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        reproduced upon any copies or amended versions of it;
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        (2) Any amended version of it shall be clearly marked to
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        show both the nature of and the organisation responsible
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        for the relevant amendment or amendments;
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        (3) Its onward transfer from a recipient to another
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        party shall be deemed to be that party's acceptance of
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        these conditions;
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        (4) DERA gives no warranty or assurance as to its
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        quality or suitability for any purpose and DERA accepts
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        no liability whatsoever in relation to any use to which
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        it may be put.
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*/
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/*** entry-list.h --- Identifier table entry list ADT.
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 *
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 ** Author: Steve Folkes <smf@hermes.mod.uk>
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 *
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 *** Commentary:
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 *
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 * See the file "entry-list.h" for more information.
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 *
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 *** Change Log:
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 * $Log: entry-list.h,v $
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 * Revision 1.1.1.1  1998/01/17  15:57:46  release
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 * First version to be checked into rolling release.
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 *
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 * Revision 1.2  1994/12/15  09:58:06  smf
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 * Brought into line with OSSG C Coding Standards Document, as per
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 * "CR94_178.sid+tld-update".
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 *
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 * Revision 1.1.1.1  1994/07/25  16:04:33  smf
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 * Initial import of SID 1.8 non shared files.
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 *
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**/
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/****************************************************************************/
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#ifndef H_ENTRY_LIST
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#define H_ENTRY_LIST
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#include "os-interface.h"
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#include "dalloc.h"
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#include "entry.h"
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#include "ostream.h"
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/*--------------------------------------------------------------------------*/
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typedef struct EntryListEntryT {
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    struct EntryListEntryT     *next;
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    EntryP			entry;
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} EntryListEntryT, *EntryListEntryP;
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typedef struct EntryListT {
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    EntryListEntryP		head;
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    EntryListEntryP	       *tail;
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} EntryListT, *EntryListP;
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typedef struct SaveListT {
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    struct EntryListEntryT    **last_ref;
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} SaveListT, *SaveListP;
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/*--------------------------------------------------------------------------*/
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extern void			entry_list_init
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	PROTO_S ((EntryListP));
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extern void			entry_list_copy
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	PROTO_S ((EntryListP, EntryListP));
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extern void			entry_list_add
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	PROTO_S ((EntryListP, EntryP));
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extern void			entry_list_add_if_missing
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	PROTO_S ((EntryListP, EntryP));
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extern BoolT			entry_list_contains
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	PROTO_S ((EntryListP, EntryP));
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extern BoolT			entry_list_includes
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	PROTO_S ((EntryListP, EntryListP));
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extern void			entry_list_intersection
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	PROTO_S ((EntryListP, EntryListP, EntryListP));
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extern void			entry_list_unlink_used
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	PROTO_S ((EntryListP, EntryListP));
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extern void			entry_list_append
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	PROTO_S ((EntryListP, EntryListP));
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extern BoolT			entry_list_is_empty
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	PROTO_S ((EntryListP));
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extern void			entry_list_save_state
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	PROTO_S ((EntryListP, SaveListP));
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extern void			entry_list_restore_state
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	PROTO_S ((EntryListP, SaveListP));
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extern void			entry_list_iter
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	PROTO_S ((EntryListP, void (*) (EntryP, GenericP), GenericP));
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extern void			entry_list_iter_table
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	PROTO_S ((EntryListP, BoolT, void (*) (EntryP, GenericP), GenericP));
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extern void			entry_list_destroy
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	PROTO_S ((EntryListP));
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extern void			write_entry_list
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	PROTO_S ((OStreamP, EntryListP));
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/*--------------------------------------------------------------------------*/
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#ifdef FS_FAST
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#define entry_list_is_empty(e) ((e)->head == NIL (EntryListEntryP))
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#endif /* defined (FS_FAST) */
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#endif /* !defined (H_ENTRY_LIST) */
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/*
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 * Local variables(smf):
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 * eval: (include::add-path-entry "../os-interface" "../library")
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 * eval: (include::add-path-entry "../generated")
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 * end:
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**/