Re: [Qemu-devel] [PATCH v4] Add GDB qAttached support

[Fabien Chouteau <chouteau@adacore.com>]

On 03/14/2013 10:07 PM, Jesse Larrew wrote:
> On 03/14/2013 02:51 PM, Jan Kiszka wrote:
>> With this patch QEMU handles qAttached request from gdb. When QEMU
>> replies 1, GDB sends a "detach" command at the end of a debugging
>> session otherwise GDB sends "kill".
>>
>> The default value for qAttached is 1 on system emulation and 0 on user
>> emulation.
>>
>> Based on original version by Fabien Chouteau.
>>
>> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
>> ---
>>
>> As Fabien dropped his attempt to make this configurable, let's
>> preserve the value of exposing this feature to gdb statically.
>>
>>  gdbstub.c |   10 ++++++++++
>>  1 files changed, 10 insertions(+), 0 deletions(-)
>>
>> diff --git a/gdbstub.c b/gdbstub.c
>> index e414ad9..9daee86 100644
>> --- a/gdbstub.c
>> +++ b/gdbstub.c
>> @@ -42,6 +42,12 @@
>>  #include "sysemu/kvm.h"
>>  #include "qemu/bitops.h"
>>
>> +#ifdef CONFIG_USER_ONLY
>> +#define GDB_ATTACHED "0"
>> +#else
>> +#define GDB_ATTACHED "1"
>> +#endif
>> +
> 
> Yes, I like the #define better.

Right, since we drop reconfigurability, this is more appropriate.


-- 
Fabien Chouteau