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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "cpp.h"
void
mvl_init(MacroValidatorList * out_pValidators)
{
out_pValidators->pFirst = NULL;
out_pValidators->nextFreeIdentifier = 1;
}
void
mvl_destruct(MacroValidatorList * out_pValidators)
{
MacroValidator * pV = out_pValidators->pFirst;
MacroValidator * pDel;
for ( pDel = out_pValidators->pFirst;
pDel != NULL;
pDel = pV )
{
pV = pV->pNext;
pDel->pMacro->flag &= (~ISACTIVE);
dofree(pDel);
}
}
#define INVALID_TILL_ENDOFROW 32000
/* If in_pTokenWhereMacroBecomesValid == 0, the macro is at row end
and therefore there does not exist any token, where the macro becomes
valid again. It is revalidated, when the row was processed complete.
*/
void
mvl_add( MacroValidatorList * inout_pValidators,
Nlist * in_pMacro,
Token * in_pTokenWhereMacroBecomesValid )
{
MacroValidator * pNew = new(MacroValidator);
pNew->pMacro = in_pMacro;
if (in_pTokenWhereMacroBecomesValid == NULL)
{
pNew->nTokenWhereMacroBecomesValid = INVALID_TILL_ENDOFROW;
}
else if (in_pTokenWhereMacroBecomesValid->identifier > 0)
{
pNew->nTokenWhereMacroBecomesValid = in_pTokenWhereMacroBecomesValid->identifier;
}
else
{
pNew->nTokenWhereMacroBecomesValid = inout_pValidators->nextFreeIdentifier;
in_pTokenWhereMacroBecomesValid->identifier = inout_pValidators->nextFreeIdentifier;
inout_pValidators->nextFreeIdentifier++;
}
pNew->pNext = inout_pValidators->pFirst;
inout_pValidators->pFirst = pNew;
}
void
mvl_check( MacroValidatorList * inout_pValidators,
Token const * inout_pTokenToCheck)
{
MacroValidator * pV; /* Running pointer */
MacroValidator * pCheckedOnes; /* Here new list is built. */
pCheckedOnes = NULL;
for ( pV = inout_pValidators->pFirst;
pV != NULL;
pV = inout_pValidators->pFirst )
{
inout_pValidators->pFirst = pV->pNext;
if (pV->nTokenWhereMacroBecomesValid == inout_pTokenToCheck->identifier)
{
pV->pMacro->flag &= (~ISACTIVE);
dofree(pV);
}
else
{
pV->pNext = pCheckedOnes;
pCheckedOnes = pV;
}
} /* end for */
/* Assign new built list (too old ones were removed) to
original list:
*/
inout_pValidators->pFirst = pCheckedOnes;
}
void
tokenrow_zeroTokenIdentifiers(Tokenrow* trp)
{
Token * tp;
for (tp = trp->bp; tp < trp->lp; tp++)
{
tp->identifier = 0;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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