2008/7/15 Alessandro Vesely <[EMAIL PROTECTED]>: > Petit Eric wrote: >> >> 2008/7/15 Alessandro Vesely <[EMAIL PROTECTED]>: >>> >>> Hi Eric, >>>>> >>>>> However, I found out the hard way that setting G_SLICE=debug-blocks is >>>>> a >>>>> requirement for no-nonsense debugging with mono. >>>> >>>> Hé hé , yu think ishould do that ? >>> >>> If there is a chance that a bug depends on a C written function, >>> absolutely >>> yes. >> >> Yes i have a managed C program (obexftp), can yu say me if i need to >> compile the C programe with G_SLICE=debug-blocks or in environment or >> when compiling Mono ? > > After compiling a managed C (i.e. C#) program one can always make sure that > the compilation is correct by inspecting the assembly. When running it, > [plain, i.e. unmanaged] C code supervises the execution. In normal C code, > releasing a non-allocated memory block results in a core dump. In mono > without debug-blocks, glib blindly accepts any released memory for later > reallocation. That may result in overlapping variables at some further point > during the execution. > >> Better , do yu know a link with TODO to do that step by step > > running "env G_SLICE=debug-blocks mono my.exe" would suffice for dismissing > an occasional doubt. However, I'd recommend setting "export > G_SLICE=debug-blocks" in a developer's .bashrc. The point is that, even if > memory errors a quite uncommon, one of them is enough for all bets to be > off. That's what managed code is all about. > >> it is >> true i really need to see wath happen in the C code, a Valgrind for >> Mono should be very nice > > Although mono can be instrumented with Valgrind tools, as mentioned in > http://www.mono-project.com/Debugging, that is likely to cause performance > degradation on a different scale w.r.t. glib internal checking (noticeable > vs. unnoticeable). I will try all this, as soon as possible. molte grazie > > Ciao > Ale > >
-- Cordially. Small Eric Quotations of the days: --------------------------------------------------------------------------- If one day one reproaches you that your work is not a work of professional, say you that: Amateurs built the arch of Noah, and professionals the Titanic. --------------------------------------------------------------------------- Few people are done for independence, it is the privilege of the powerful ones. --------------------------------------------------------------------------- No key was wounded during the drafting of this message. _______________________________________________ Mono-list maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-list
