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Diffstat (limited to '')
-rw-r--r-- | soltools/cpp/_mcrvalid.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/soltools/cpp/_mcrvalid.c b/soltools/cpp/_mcrvalid.c new file mode 100644 index 000000000..637706530 --- /dev/null +++ b/soltools/cpp/_mcrvalid.c @@ -0,0 +1,127 @@ +/* -*- 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: */ |