Re: [ptp-dev] debug output question

[Greg Watson <g.watson@xxxxxxxxxxxx>]

Try starting eclipse from a terminal rather than the window manager.  
Hopefully you should see the output from the sdm displayed there as  
well.

Greg

On Oct 4, 2007, at 12:09 PM, Feiyi Wang wrote:

> hmm ... the console output I saw seems all from Java side. If I  
> just put printf() in sdm code, say, MISession.c, will this be  
> forwarded back to front?
>
> Feiyi
>
> Greg Watson wrote:
> > If the SDM is running locally, you should see stdout on the  
> > Eclipse console. It's not really possible to launch the SDM manually.
> > Greg
> > On Oct 3, 2007, at 1:14 PM, Feiyi Wang wrote:
> > > That explains it. thanks.
> > >
> > > for the second point you made, how do you run SDM manually and  
> > > observe its output?
> > >
> > > Feiyi
> > >
> > > Greg Watson wrote:
> > > > See section 24.4.2 in the gdb manual: http://sourceware.org/gdb/ 
> > > > current/onlinedocs/gdb_25.html#SEC243
> > > > The target output stream is only supported for remote targets. A  
> > > > remote target is when you use gdb to debug a remote system using  
> > > > gdbserver. For normal uses of gdb, the target output stream  
> > > > doesn't work, which is why we have to use pseudo terminals. It  
> > > > would certainly simplify things to be able use target output  
> > > > streams, but I don't think they have any plans to support it.
> > > > Greg
> > > > On Oct 2, 2007, at 2:25 PM, Feiyi Wang wrote:
> > > > > Greg -
> > > > >
> > > > >  ... well, I didn't think, I just jump onto it.
> > > > >
> > > > >  thanks for the info, I will take a closer look at it.
> > > > >
> > > > > A unrelated question on GDB/MI interface: suppose the target  
> > > > > program has a output stream, denoted by @, but as the following  
> > > > > interaction shows, "res = 6" stdio from sample program doesn't  
> > > > > have @ prefix ... why?
> > > > >
> > > > > (gdb)
> > > > > -exec-continue
> > > > > ^running
> > > > > (gdb)
> > > > > res = 6
> > > > > *stopped,reason="exited-normally"
> > > > > (gdb)
> > > > >
> > > > >
> > > > > I also tried MI API to see if I get anything through target  
> > > > > callback, and again, nothing comes out of it ... am I missing  
> > > > > something here?
> > > > >
> > > > > void
> > > > > target_callback(char *str)
> > > > > {
> > > > >     printf("target> %s\n", str);
> > > > > }
> > > > >
> > > > > int main()
> > > > >    sess = MISessionNew();
> > > > >    if (MISessionStartLocal(sess, "/home/fwang2/gdb/test") < 0) {
> > > > >         fprintf(stderr, "%s", MIGetErrorStr());
> > > > >         return 1;
> > > > >    }
> > > > >
> > > > >     MISessionRegisterTargetCallback(sess, target_callback);
> > > > >
> > > > >     cmd = MICommandNew("run", MIResultRecordDONE);        
> > > > > MICommandRegisterCallback(cmd, cmd_callback, sess);
> > > > >     sendcmd_wait(sess, cmd);
> > > > > ...
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