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/* $Id: dumpdbt.cpp,v 1.8 1999/03/19 10:56:32 willy Exp $
Xbase project source code
This program is used for debugging the memo file logic
Copyright (C) 1997 Startech, Gary A. Kunkel
email - xbase@startech.keller.tx.us
www - http://www.startech.keller.tx.us/xbase.html
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
V 1.0 10/10/97 - Initial release of software
V 1.5 1/2/97 - Added memo field support
V 1.6a 5/1/98 - Added expression support
V 1.8 11/29/98 - Version 1.8 upgrade
*/
#include <xdb/xbase.h>
int main( int ac, char **av )
{
#ifdef XB_MEMO_FIELDS
xbXBase x;
xbDbf dbf( &x );
if( ac <= 1 ){
cout << "\nUsage: dumpdbt filename...\n";
return 1;
}
for( int i = 1; i < ac; ++i ){
char* filename = av[i];
xbDbf dbf( &x );
if( dbf.OpenDatabase( filename )){
cout << "\nCant open input file " << filename;
return 2;
}
cout << "\n\nFree Block Chain....";
#ifdef XBASE_DEBUG
dbf.DumpMemoFreeChain();
cout <<"\nEnd of free block chain\n***********************************";
#else
cout << "\nXBASE_DEBUG is not compiled in\n";
#endif
/* lock the memo file */
# ifdef XB_LOCKING_ON
dbf.LockMemoFile( F_SETLK, F_RDLCK );
# endif /* XB_LOCKING_ON */
if( !dbf.MemoFieldsPresent() ) {
cout << "No memo fields exist in " << filename << endl;
} else {
xbLong BufSize = 0L;
char* Buf = NULL;
for( xbLong l = 1; l <= dbf.NoOfRecords(); l++ )
{
dbf.GetRecord( l );
cout << "\nRecord # " << dbf.GetCurRecNo();
for( int j = 0; j < dbf.FieldCount(); j++ ) {
if( dbf.GetFieldType( j ) == 'M' ) {
int len = dbf.GetMemoFieldLen( j );
cout << "\nMemo field " << dbf.GetFieldName(j) << " length = " << len;
cout << " Head Block = " << dbf.GetLongField( j ) << "\n";
if( len > BufSize )
{
if( BufSize ) free( Buf );
if(( Buf = (( char *) malloc( len ))) == NULL )
return XB_NO_MEMORY;
BufSize = len;
}
dbf.GetMemoField( j, len, Buf, F_SETLKW );
for( int i = 0; i < len; i++ )
cout << Buf[i];
}
}
}
/* unlock the memo file */
# ifdef XB_LOCKING_ON
dbf.LockMemoFile( F_SETLK, F_UNLCK );
# endif /* XB_LOCKING_ON */
cout << "\n";
dbf.CloseDatabase();
}
#else
cout << "\nXB_MEMO_FIELDS is not compiled in\n";
#endif
}
return 0;
}
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