On Wed, 11 Mar 2009, Tomas Hajny wrote:
> On Wed, March 11, 2009 10:48, Michael Van Canneyt wrote: > > On Wed, 11 Mar 2009, Florian Klaempfl wrote: > >> Graeme Geldenhuys schrieb: > >> > > >> > That's the problem! GDB *doesn't* support all the language features > >> > that Object Pascal offers, so some things cannot be debugged. This is > >> > not a Lazarus issue, but a limitation of GDB with the Object Pascal > >> > language. And I have heard the comments about trying to implement new > >> > features in GDB - apparently you do NOT want to go there! > >> > >> Are you aware of the fact that Marc already started a debugger? It's > >> somewhere in the lazarus repository. It uses dwarf as debugging > >> information. dwarf is good enough for most object pascal constructs, if > >> it is missing someting, it can be probably extended (I wrote the dwarf > >> generator for FPC). I'am also willing to invest some time in a debugger > >> written in pascal because the text mode ide has to get rid of libgdb > >> because it is deprecated. Using the command line interface to integrate > >> gdb into the ide is imo no option: it is slow and I never saw a good gdb > >> gui front end. > > > > Finally getting rid of GDB: This is VERY good news indeed :-) > > Yes; if it materializes this time, that's it... ;-) > > Some time ago I asked Allan Mertner about possibility of getting access to > the Virtual Pascal debugging support source code. Obviously, this wouldn't > help with the debugging format support, because VP used a proprietary > debug symbols format, but it would be probably useful for platform > integration (remember that this stuff is rather low-level and completely > platform specific!) - and VP supported debugging under all of OS/2, Win32, > Linux and DOS (using a different DPMI extender, but nevertheless)! If > there is a real working group seriously working with this, we may still > try to convince Allan to provide access to this code. I'm personally > interested and would be willing to try helping with the OS/2 part, but I > certainly don't have capacity for anything more... He gave his Debugging support to the Morfik people, so I don't see why he could not give it to us... Michael. _______________________________________________ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-devel
