On Tue, 16 Aug 2005, Urbansound wrote:
> Hi, > > I've been working with FPC 2.0.0 and Dev-Pas for some GUI efforts and another > programmer pointed out an interesting thing, regarding the LPARAM and WPARAM > types. I hope I'm not kicking up old dust, but for the sake of clarification > if we may... > > The Microsoft architecture affiliates these two keywords as "Types", based > upon case sensitivity, among the variouse usage they apply from a C > perspectieve, where in Pascal, case is insensitive. In Dev-Pas' gui > template, they assign these same words as follows... > > //--------- > function WindowProc(Window: HWnd; AMessage, WParam, > LParam: Longint): Longint; stdcall; export; > > LParam becomes Longint, but it is a TYPE actually. > > Without case sensitivity in Pascal, these same words can become declared > variables as above, which leads to ambiguous code. > > > //---------- > Consider the useage otherwise as ... > > function WindowProc(Window: HWnd; AMessage: UINT; WParam : WPARAM; > LParam: LPARAM): LRESULT; stdcall; export; > > In hopes of avoiding a discussion on the merits of case-sensitivity in > compiler design... Is there any way to switch on case sensitivity or > otherwise a switch to have references become reserved words, such that their > case insensitive nature can be raised as an error in the above cases? LPARAM > AND WPARAM are consistently present in most windows usage. Pascal is case insensitive, and that will not change any time soon, if ever. 99.99% of all code out there would stop working if it was made case sensitive. Michael. _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal
