Author: Lou Adler 

How to create an ODBC datasource for an Access database 

Answer:

1   unit odbcsetup;
2   {Written By Aaron Miles 2002
3   Creates ODBC for Access Database}
4   
5   interface
6   
7   uses
8     sysutils, windows;
9   
10  procedure CreateDSN(Name, Database: string);
11  procedure RemoveDSN(Name: string);
12  
13  implementation
14  
15  const
16    ODBC_ADD_DSN = 1; {Add data source}
17    ODBC_CONFIG_DSN = 2; {Configure (edit) data}
18    ODBC_REMOVE_DSN = 3; {Remove data source}
19    ODBC_ADD_SYS_DSN = 4; {Add a system DSN}
20    ODBC_CONFIG_SYS_DSN = 5; {Configure a system DSN}
21    ODBC_REMOVE_SYS_DSN = 6; {Remove a system DSN}
22    ODBC_REMOVE_DEFAULT_DSN = 7; {Remove the default DSN}
23  
24  function SQLConfigDataSource(hwndParent: HWND; fRequest: WORD; lpszDriver: LPCSTR;
25    lpszAttributes: LPCSTR): BOOL; stdcall; external 'ODBCCP32.DLL';
26  
27  procedure CreateDSN(Name, Database: string);
28  begin
29    SQLConfigDataSource(0, ODBC_ADD_DSN, 'Microsoft Access Driver (*.mdb)', 
30  PChar('DSN =
31      '+ #0 + ' Driver = ODBCJT32.DLL '#0 + ' DBQ = '+Database+ #0 +
32      'DefaultDir=' + ExtractFilePath(Database) + #0 + 'Description=Auto Setup
33      Aaron Miles 'ccess '#0 + ' UID = Admin'#0));
34  end;
35  
36  procedure RemoveDSN(Name: string);
37  begin
38    SQLConfigDataSource(0, ODBC_REMOVE_DSN, '
39      PChar('DSN=' + Name + #0));
40  end;
41  
42  end.