proc: copy sigmask and sighandler in vforkthr()
@@ -403,6 +403,8 @@ static void process_vforkthr(void *arg)
current->execparent = parent;
current->process->parent = parent->process;
current->process->mapp = parent->process->mapp;
+ current->process->sigmask = parent->process->sigmask;
+ current->process->sighandler = parent->process->sighandler;
hal_cpuReschedule(&parent->execwaitsl);
proc_lockSet(&parent->process->lock);
