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/*
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 * Copyright (c) 2002-2006 The TenDRA Project <http://www.tendra.org/>.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. Neither the name of The TenDRA Project nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific, prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
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 * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * $Id$
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 */
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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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/**** cstring-list.c --- String 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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 * This file implements the string list facility specified in the file
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 * "cstring-list.h".  See that file for more details.
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 *
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 **** Change Log:
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 * $Log: cstring-list.c,v $
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 * Revision 1.1.1.1  1998/01/17  15:57:17  release
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 * First version to be checked into rolling release.
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 *
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 * Revision 1.2  1994/12/12  11:44:30  smf
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 * Performing changes for 'CR94_178.sid+tld-update' - bringing in line with
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 * OSSG C Coding Standards.
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 *
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 * Revision 1.1.1.1  1994/07/25  16:05:48  smf
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 * Initial import of library shared files.
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 *
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**/
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/****************************************************************************/
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#include "cstring.h"
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#include "cstring-list.h"
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/*--------------------------------------------------------------------------*/
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void
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cstring_list_init(CStringListP list)
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{
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    list->head = NIL(CStringListEntryP);
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    list->tail = & (list->head);
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}
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void
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cstring_list_append(CStringListP list,			     CStringP     string)
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{
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    CStringListEntryP entry = ALLOCATE(CStringListEntryT);
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    entry->next   = NIL(CStringListEntryP);
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    entry->string = string;
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    *(list->tail) = entry;
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    list->tail    = & (entry->next);
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}
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BoolT
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cstring_list_contains(CStringListP list,			       CStringP     string)
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{
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    CStringListEntryP entry = list->head;
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    while (entry != NIL(CStringListEntryP)) {
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	if (cstring_equal(string, entry->string)) {
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	    return(TRUE);
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	}
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	entry = entry->next;
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    }
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    return(FALSE);
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}
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CStringListEntryP
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cstring_list_head(CStringListP list)
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{
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    return(list->head);
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}
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CStringP
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cstring_list_entry_string(CStringListEntryP entry)
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{
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    return(entry->string);
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}
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CStringListEntryP
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cstring_list_entry_deallocate(CStringListEntryP entry)
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{
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    CStringListEntryP next = entry->next;
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    DEALLOCATE(entry);
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    return(next);
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}
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/*
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 * Local variables(smf):
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 * eval: (include::add-path-entry "../os-interface" "../generated")
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 * end:
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**/