BDE alias info

Problem/Question/Abstract:

BDE alias info

Answer:

The following function uses the GetAliasParams method of TSession to get the directory mapping for an alias:

uses DbiProcs, DBiTypes;

function GetDataBaseDir(const Alias: string): string;
{* Will return the directory of the database given the alias
  (without trailing backslash) *}
var
  sp: PChar;
  Res: pDBDesc;
begin
  try
    New(Res);
    sp := StrAlloc(length(Alias) + 1);
    StrPCopy(sp, Alias);
    if DbiGetDatabaseDesc(sp, Res) = 0 then
      Result := StrPas(Res^.szPhyName)
    else
      Result := '';
  finally
    StrDispose(sp);
    Dispose(Res);
  end;
end;