mrinfpp.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 82 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#ifndef __MRINFPP_H__
#define __MRINFPP_H__

#include "brmerge.h"

class MergeOffset;
class MergeInfoSection;

struct InfoPPReqNode {
    InfoPPReqNode() : inOff( 0 ), outOff( 0 ), sibOff( 0 ) {}
    bool operator== ( const InfoPPReqNode & ) const { return FALSE; }
    uint_32 inOff;
    uint_32 outOff;
    uint_32 sibOff;
};

#define PPREQSIZE   64

struct InfoPPReq {
    InfoPPReq() : unused( 0 ), next( NULL ) {}

    uint_8          unused;         // first unused node
    InfoPPReqNode   nodes[ PPREQSIZE ];
    InfoPPReq *     next;
};

class MergeInfoPP {
public:
                    MergeInfoPP( int numFiles );
                    ~MergeInfoPP();

    void            addRequest( const MergeOffset & in, uint_32 outOff,
                                uint_32 sibOff );

    void            execute( MergeInfoSection * sect, MergeFile & outFile,
                             WCPtrOrderedVector<MergeFile> & inFiles );

private:
    void            doFile( MergeInfoSection * sect, MergeFile & outfile,
                            MergeFile & inFile, uint fileIdx,
                            InfoPPReqNode ** reqs, uint numReqs );

    int                 _numFiles;
    InfoPPReq **        _requests;
    int *               _reqCount;
    MemoryPool          _pool;
};

#endif // __MRINFPP_H__