/* attach a process to a debugger thread and suspend it */
static int debugger_attach( struct process *process, struct thread *debugger )
{
struct thread *thread;
if (process->debugger) goto error; /* already being debugged */
if (!is_process_init_done( process )) goto error; /* still starting up */
if (list_empty( &process->thread_list )) goto error; /* no thread running in the process */
/* make sure we don't create a debugging loop */
for (thread = debugger; thread; thread = thread->process->debugger)
if (thread->process == process) goto error;
/* don't let a debugger debug its console... won't work */
if (debugger->process->console && debugger->process->console->renderer->process == process)
goto error;
suspend_process( process );
if (!set_process_debugger( process, debugger ))
{
resume_process( process );
return 0;
}
if (!set_process_debug_flag( process, 1 ))
{
process->debugger = NULL;
resume_process( process );
return 0;
}
return 1;
error:
set_error( STATUS_ACCESS_DENIED );
return 0;
}
/* attach a process to a debugger thread and suspend it */
static int debugger_attach( struct process *process, struct thread *debugger )
{
if (process->debugger) goto error; /* already being debugged */
if (debugger->process == process) goto error;
if (!is_process_init_done( process )) goto error; /* still starting up */
if (list_empty( &process->thread_list )) goto error; /* no thread running in the process */
/* don't let a debugger debug its console... won't work */
if (debugger->process->console)
{
struct thread *renderer = console_get_renderer(debugger->process->console);
if (renderer && renderer->process == process)
goto error;
}
suspend_process( process );
if (!set_process_debugger( process, debugger ))
{
resume_process( process );
return 0;
}
if (!set_process_debug_flag( process, 1 ))
{
process->debugger = NULL;
resume_process( process );
return 0;
}
return 1;
error:
set_error( STATUS_ACCESS_DENIED );
return 0;
}
