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db0c28eff8
Find and fix missing virtual override markings. Updates cmake maintainer flags to include -Wsuggest-override and -Winconsistent-missing-override.
248 lines
8.7 KiB
C++
248 lines
8.7 KiB
C++
/*************** Tabmul H Declares Source Code File (.H) ***************/
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/* Name: TABMUL.H Version 1.5 */
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/* */
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/* (C) Copyright to PlugDB Software Development 2003-2017 */
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/* Author: Olivier BERTRAND */
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/* */
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/* This file contains the TDBMUL and TDBDIR classes declares. */
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/***********************************************************************/
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#if defined(_WIN32)
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#include <io.h>
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#else // !_WIN32
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#include <sys/types.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#endif // !_WIN32
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//#include "osutil.h"
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#include "block.h"
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typedef class TDBMUL *PTDBMUL;
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typedef class TDBSDR *PTDBSDR;
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/***********************************************************************/
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/* This is the MUL Access Method class declaration for files that are */
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/* physically split in multiple files having the same format. */
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/***********************************************************************/
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class DllExport TDBMUL : public TDBASE {
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//friend class MULCOL;
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public:
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// Constructor
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TDBMUL(PTDB tdbp);
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TDBMUL(PTDBMUL tdbp);
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// Implementation
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AMT GetAmType(void) override {return Tdbp->GetAmType();}
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PTDB Duplicate(PGLOBAL g) override;
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// Methods
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void ResetDB(void) override;
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PTDB Clone(PTABS t) override;
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bool IsSame(PTDB tp) override {return tp == (PTDB)Tdbp;}
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PCSZ GetFile(PGLOBAL g) override {return Tdbp->GetFile(g);}
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int GetRecpos(void) override {return 0;}
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PCOL ColDB(PGLOBAL g, PSZ name, int num) override;
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bool InitFileNames(PGLOBAL g);
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// Database routines
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PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n) override
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{strcpy(g->Message, MSG(MUL_MAKECOL_ERR)); return NULL;}
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int Cardinality(PGLOBAL g) override;
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int GetMaxSize(PGLOBAL g) override;
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int GetProgMax(PGLOBAL g) override;
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int GetProgCur(void) override;
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int RowNumber(PGLOBAL g, bool b = false) override;
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bool OpenDB(PGLOBAL g) override;
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int ReadDB(PGLOBAL g) override;
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int WriteDB(PGLOBAL g) override;
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int DeleteDB(PGLOBAL g, int irc) override;
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void CloseDB(PGLOBAL g) override;
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protected:
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// Members
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PTDB Tdbp; // Points to a (file) table class
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char* *Filenames; // Points to file names
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int Rows; // Total rows of already read files
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int Mul; // Type of multiple file list
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int NumFiles; // Number of physical files
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int iFile; // Index of currently processed file
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}; // end of class TDBMUL
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#if 0
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/***********************************************************************/
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/* This is the MSD Access Method class declaration for files that are */
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/* physically split in multiple files having the same format. */
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/* This sub-class also include files of the sub-directories. */
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/***********************************************************************/
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class DllExport TDBMSD : public TDBMUL {
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//friend class MULCOL;
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public:
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// Constructor
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TDBMSD(PTDB tdbp) : TDBMUL(tdbp) {}
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TDBMSD(PTDBMSD tdbp) : TDBMUL(tdbp) {}
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// Implementation
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PTDB Duplicate(PGLOBAL g);
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// Methods
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PTDB Clone(PTABS t) override;
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bool InitFileNames(PGLOBAL g);
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// Database routines
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protected:
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// Members
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}; // end of class TDBMSD
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#endif
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/***********************************************************************/
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/* Directory listing table. */
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/***********************************************************************/
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class DllExport DIRDEF : public TABDEF { /* Directory listing table */
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friend class CATALOG;
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friend class TDBDIR;
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public:
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// Constructor
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DIRDEF(void) {Fn = NULL; Incl = false; Huge = false;}
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// Implementation
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const char *GetType(void) override {return "DIR";}
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// Methods
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bool DefineAM(PGLOBAL g, LPCSTR am, int poff) override;
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PTDB GetTable(PGLOBAL g, MODE m) override;
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protected:
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// Members
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PSZ Fn; /* Path/Name of file search */
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bool Incl; /* true to include sub-directories */
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bool Huge; /* true if files can be larger than 2GB */
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bool Nodir; /* true to exclude directories */
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}; // end of DIRDEF
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/***********************************************************************/
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/* This is the DIR Access Method class declaration for tables that */
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/* represent a directory listing. The pathname is given at the create */
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/* time and can contain wildcard characters in the file name, and the */
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/* (virtual) table is populated when it is in use. */
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/***********************************************************************/
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class TDBDIR : public TDBASE {
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friend class DIRCOL;
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friend class TDBMUL;
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public:
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// Constructor
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TDBDIR(PDIRDEF tdp);
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TDBDIR(PSZ fpat);
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// Implementation
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AMT GetAmType(void) override {return TYPE_AM_DIR;}
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// Methods
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int GetRecpos(void) override {return iFile;}
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// Database routines
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PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n) override;
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int GetMaxSize(PGLOBAL g) override;
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int GetProgMax(PGLOBAL g) override {return GetMaxSize(g);}
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int GetProgCur(void) override {return iFile;}
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bool OpenDB(PGLOBAL g) override;
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int ReadDB(PGLOBAL g) override;
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int WriteDB(PGLOBAL g) override;
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int DeleteDB(PGLOBAL g, int irc) override;
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void CloseDB(PGLOBAL g) override;
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protected:
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void Init(void);
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char *Path(PGLOBAL g);
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// Members
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PSZ To_File; // Points to file search pathname
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int iFile; // Index of currently retrieved file
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#if defined(_WIN32)
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PVAL Dvalp; // Used to retrieve file date values
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WIN32_FIND_DATA FileData; // Find data structure
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HANDLE hSearch; // Search handle
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char Drive[_MAX_DRIVE]; // Drive name
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#else // !_WIN32
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struct stat Fileinfo; // File info structure
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struct dirent *Entry; // Point to directory entry structure
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DIR *Dir; // To searched directory structure
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bool Done; // true when _splipath is done
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char Pattern[_MAX_FNAME+_MAX_EXT];
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#endif // !_WIN32
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char Fpath[_MAX_PATH]; // Absolute file search pattern
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char Direc[_MAX_DIR]; // Search path
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char Fname[_MAX_FNAME]; // File name
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char Ftype[_MAX_EXT]; // File extention
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bool Nodir; // Exclude directories from file list
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}; // end of class TDBDIR
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/***********************************************************************/
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/* This is the DIR Access Method class declaration for tables that */
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/* represent a directory listing. The pathname is given at the create */
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/* time and can contain wildcard characters in the file name, and the */
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/* (virtual) table is populated when it is in use. In addition, this */
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/* class also includes files of included sub-directories. */
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/***********************************************************************/
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class TDBSDR : public TDBDIR {
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friend class DIRCOL;
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friend class TDBMUL;
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public:
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// Constructors
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TDBSDR(PDIRDEF tdp) : TDBDIR(tdp) {Sub = NULL;}
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TDBSDR(PSZ fpat) : TDBDIR(fpat) {Sub = NULL;}
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// Database routines
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int GetMaxSize(PGLOBAL g) override;
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int GetProgMax(PGLOBAL g) override {return GetMaxSize(g);}
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bool OpenDB(PGLOBAL g) override;
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int ReadDB(PGLOBAL g) override;
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//void CloseDB(PGLOBAL g) override;
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protected:
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int FindInDir(PGLOBAL g);
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typedef struct _Sub_Dir {
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struct _Sub_Dir *Next;
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struct _Sub_Dir *Prev;
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#if defined(_WIN32)
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HANDLE H; // Search handle
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#else // !_WIN32
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DIR *D;
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#endif // !_WIN32
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size_t Len; // Initial directory name length
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} SUBDIR, *PSUBDIR;
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// Members
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PSUBDIR Sub; // To current Subdir block
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}; // end of class TDBSDR
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/***********************************************************************/
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/* Class DIRCOL: DIR access method column descriptor. */
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/* This A.M. is used for tables populated by DIR file name list. */
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/***********************************************************************/
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class DIRCOL : public COLBLK {
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public:
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// Constructors
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DIRCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "DIR");
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DIRCOL(DIRCOL *colp, PTDB tdbp); // Constructor used in copy process
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// Implementation
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int GetAmType(void) override {return TYPE_AM_DIR;}
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// Methods
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void ReadColumn(PGLOBAL g) override;
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protected:
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// Default constructor not to be used
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DIRCOL(void) = default;
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#if defined(_WIN32)
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void SetTimeValue(PGLOBAL g, FILETIME& ftime);
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#endif // _WIN32
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// Members
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PTDBDIR Tdbp; // To DIR table
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int N; // Column number
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}; // end of class DIRCOL
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