Multiple remote inferiors

Jan Kratochvil jan.kratochvil@redhat.com
Fri Apr 8 10:02:00 GMT 2011


On Fri, 08 Apr 2011 11:42:55 +0200, Kevin Pouget wrote:
> --> should it be possible to start _two different_ processes from a
> single GDBServer ?

yes, I have already seen it working.


> here is what I got (debugging functionPtr and stackoverflow):
> 
> > $ gdbserver :1234 functionPtr

I would say --multi should be here.


> > GNU gdb (GDB) Fedora (7.2-46.fc14)

Reproduced also with: GNU gdb (GDB) 7.3.50.20110408-cvs

$ gdbserver --multi :1234
Listening on port 1234
Remote debugging from host 127.0.0.1
Process /home/jkratoch/t/1 created; pid = 1921
Process /home/jkratoch/t/2 created; pid = 1968

$ gdb ~/t/1
GNU gdb (GDB) 7.3.50.20110408-cvs
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /home/jkratoch/t/1...done.
(gdb) target extended-remote localhost:1234
Remote debugging using localhost:1234
(gdb) set remote exec-file /home/jkratoch/t/1
(gdb) start
Temporary breakpoint 1 at 0x400483: file 1.c, line 5.
Starting program: /home/jkratoch/t/1 

Temporary breakpoint 1, main () at 1.c:5
5	  return f ();
(gdb) add-inferior 
Added inferior 2
(gdb) inferior 2
[Switching to inferior 2 [Thread 0.0] (<noexec>)]
(gdb) set remote exec-file /home/jkratoch/t/2
(gdb) file /home/jkratoch/t/2
Reading symbols from /home/jkratoch/t/2...done.
(gdb) start
Temporary breakpoint 2 at 0x400478: file 2.c, line 4.
Starting program: /home/jkratoch/t/2 
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Malformed response to offset query, timeout
(gdb) q



Thanks,
Jan



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