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/*
* Copyright (c) 1995 Frank Warmerdam
*
* This code is in the public domain.
*
* $Log: dbfcat.c,v $
* Revision 1.2 2011-07-24 03:17:46 fwarmerdam
* include string.h and stdlib.h where needed in contrib (#2146)
*
* Revision 1.1 1999-05-26 02:56:31 candrsn
* updates to shpdxf, dbfinfo, port from Shapelib 1.1.5 of dbfcat and shpinfo
*
* Revision 1.3 1995/10/21 03:15:01 warmerda
* Changed to use binary file access.
*
* Revision 1.2 1995/08/04 03:16:22 warmerda
* Added header.
*
*/
static char rcsid[] =
"$Id: dbfcat.c,v 1.2 2011-07-24 03:17:46 fwarmerdam Exp $";
#include <stdlib.h>
#include <string.h>
#include "shapefil.h"
int main( int argc, char ** argv )
{
DBFHandle hDBF;
int *panWidth, i, iRecord;
char szFormat[32], szField[1024];
char cTitle[32], nTitle[32];
int nWidth, nDecimals;
int cnWidth, cnDecimals;
DBFHandle cDBF;
DBFFieldType hType,cType;
int ci, ciRecord;
char tfile[160];
int hflds, j, cflds;
int verbose = 0;
int force = 0;
int mismatch = 0;
int matches = 0;
char fld_m[256];
int shift = 0;
char type_names[4][15] = {"integer", "string", "double", "double"};
if( argc < 3 )
{
printf( "dbfcat [-v] [-f] from_DBFfile to_DBFfile\n" );
exit( 1 );
}
if ( strcmp ("-v", argv[1] ) == 0 ) { shift = 1; verbose = 1; }
if ( strcmp ("-f", argv[1 + shift] ) == 0 ) { shift ++; force = 1; }
if ( strcmp ("-v", argv[1 + shift] ) == 0 ) { shift ++; verbose = 1; }
strcpy (tfile, argv[1 + shift]);
strcat (tfile, ".dbf");
hDBF = DBFOpen( tfile, "rb" );
if( hDBF == NULL )
{
printf( "DBFOpen(%s.dbf,\"r\") failed for From_DBF.\n", tfile );
exit( 2 );
}
strcpy (tfile, argv[2 + shift]);
strcat (tfile, ".dbf");
cDBF = DBFOpen( tfile, "rb+" );
if( cDBF == NULL )
{
printf( "DBFOpen(%s.dbf,\"rb+\") failed for To_DBF.\n", tfile );
exit( 2 );
}
if( DBFGetFieldCount(hDBF) == 0 )
{
printf( "There are no fields in this table!\n" );
exit( 3 );
}
hflds = DBFGetFieldCount(hDBF);
cflds = DBFGetFieldCount(cDBF);
matches = 0;
for( i = 0; i < hflds; i++ )
{
char szTitle[18];
char cname[18];
int j;
hType = DBFGetFieldInfo( hDBF, i, szTitle, &nWidth, &nDecimals );
fld_m[i] = -1;
for ( j = 0; j < cflds; j ++ )
{
cType = DBFGetFieldInfo( cDBF, j, cname, &cnWidth, &cnDecimals );
if ( strcmp (cname, szTitle) == 0 )
{
if ( hType != cType )
{ printf ("Incompatible fields %s(%s) != %s(%s),\n",
type_names[hType],nTitle,type_names[cType],cTitle);
mismatch = 1;
}
fld_m[i] = j;
if ( verbose )
{ printf("%s %s(%d,%d) <- %s %s(%d,%d)\n", cname, type_names[cType],
cnWidth, cnDecimals,
szTitle, type_names[hType], nWidth, nDecimals); }
j = cflds;
matches = 1;
}
}
}
if ( (matches == 0 ) && !force ) {
printf ("ERROR: No field names match for tables, cannot proceed\n use -f to force processing using blank records\n");
exit(-1); }
if ( mismatch && !force ) {
printf ("ERROR: field type mismatch cannot proceed\n use -f to force processing using attempted conversions\n");
exit(-1); }
for( iRecord = 0; iRecord < DBFGetRecordCount(hDBF); iRecord++ )
{
ciRecord = DBFGetRecordCount( cDBF );
for ( i = 0; i < hflds;i ++ )
{
double cf;
ci = fld_m[i];
if ( ci != -1 )
{
cType = DBFGetFieldInfo( cDBF, ci, cTitle, &cnWidth, &cnDecimals );
hType = DBFGetFieldInfo( hDBF, i, nTitle, &nWidth, &nDecimals );
switch( cType )
{
case FTString:
DBFWriteStringAttribute(cDBF, ciRecord, ci,
(char *) DBFReadStringAttribute( hDBF, iRecord, i ) );
break;
case FTInteger:
DBFWriteIntegerAttribute(cDBF, ciRecord, ci,
(int) DBFReadIntegerAttribute( hDBF, iRecord, i ) );
break;
case FTDouble:
/* cf = DBFReadDoubleAttribute( hDBF, iRecord, i );
printf ("%s <- %s (%f)\n", cTitle, nTitle, cf);
*/
DBFWriteDoubleAttribute(cDBF, ciRecord, ci,
(double) DBFReadDoubleAttribute( hDBF, iRecord, i ) );
break;
}
}
} /* fields names match */
}
if ( verbose ) { printf (" %d records appended \n\n", iRecord); }
DBFClose( hDBF );
DBFClose( cDBF );
return( 0 );
}