Marc Weustink pisze: > Horacio Jamilis wrote: >> Vincent Snijders escribió: >>> Graeme Geldenhuys schreef: >>> >>>> On Fri, Oct 31, 2008 at 10:19 AM, Martin Schreiber <[EMAIL PROTECTED]> >>>> wrote: >>>> >>>>> Correct. MSEide can not access property values. Fortunately prepending the >>>>> property name with 'F' usual works because of the naming convention. >>>>> >>>> That was a handy trick. I managed to debug my program in Lazarus IDE >>>> yesterday, using that method. Thanks. >>>> >>>> >>>>> Calling a property getter function is dangerous because the function often >>>>> does more than simply return the value. >>>>> >>>> I do not think that matters much. Properties are a fundamental >>>> language feature in Object Pascal and are used often, so the debugger >>>> must support it. Plus the code you are debugging doesn't care what's >>>> happing in the Getter method, it is only concerned with the result >>>> returned. So if the result return is not what you expected in that >>>> code location, then debug the Getter method or step into the Getter >>>> method. This worked for Delphi and Kylix from the start. >>>> >>> Well, it can become tricky. Suppose you try to debug something in the >>> form creating and initial showing. If you inspect the MyForm.Handle, the >>> handle gets created. Now, the handle is created at another point in the >>> initialization sequence than at normal run time. >>> >> This is a risk, the debugger user shoud be aware of, but viewing and >> setting property values must work in the debugger, as it does in Delphi. > > If you can give me a nice way to undo the case vincent described, I'll > happily implement that. > Note that Delphi doesn't handle this either. So evaluating properties > can modify the state of the debugee. > >> I am with Graeme in this! >> I also believe that the Object Pascal Internal Debugger is an important >> thing missing in this project, but I think I don´t have the skills to >> contribute on this :-( > > Thats one thing, but what is more important is a fully generated debug > info. Without this info, a debugger can do nothing. > At this moment properties cannot be evaluated using the stabs info. > period. When using dwarf it can be possible, however we might need a > extention to the dwarf spec to get complete support. > > (FYI, stabs and dwarf are the formats fpc uses to write debug info) > > Marc >
Isn't dwarf already implemented in fpc SVN version ? Boguslaw _______________________________________________ Lazarus mailing list Lazarus@lazarus.freepascal.org http://www.lazarus.freepascal.org/mailman/listinfo/lazarus
