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