Ergebnis der Suchanfrage

• Forum: Programmieren allgemein

  AW: DLL mit Strings von D10 nach Delphi 6

   
    by Kas Ob., 27. Okt 2023
  @kmma ,
  
  Have you tested the proposed constant hack ?
  
  Please try this
  // these for single thread
  function BuiltOldAnsiString(const aString: AnsiString): Pointer; overload;
  function BuiltOldAnsiString(const aString: string): Pointer; overload;
  
  // these for multi thread application
• Forum: Programmieren allgemein

  AW: DLL mit Strings von D10 nach Delphi 6

   
    by Kas Ob., 26. Okt 2023
  Thinking more :gruebel:
  
  We don't need a string, just a copy of the string in the memory adjusted to look like a string and let the DLL clear its string nicely and orderly meaning return the pointer with 8 bytes increase, as long the return fake string have refcount = -1 the application will copy its content as string from constant with the right length, this will simplify the Garbage collector...
• Forum: Programmieren allgemein

  AW: DLL mit Strings von D10 nach Delphi 6

   
    by Kas Ob., 26. Okt 2023
  Hi,
  
  Is this acceptable to be solved by a hack ?
  
  As i think it is doable but with little hacking around, see the the string structure is different, but we can utilize the fact of how Delphi handle constant (literal) strings, if the reference count is -1 ($FFFFFFFF) then it will always copy it, so in theory which i see doable, you have to overwrite and adjust your returned string to have the...