static bool sched_syscall_handler(interrupt_t* state) {
switch(sysc_get_call(state)) {
case SysSchedule:
sysc_call(state, (syscall_handler_t)sched_schedule);
return true;
case SysYield:
sysc_call(state, (syscall_handler_t)sched_yield);
return true;
default:
return false;
}
}
void sched_yield() {
thread_t * thr = thr_current();
thr->state = Yielded;
sysc_call(SysSchedule, 0, 0);
return;
}
void thr_trampoline(thread_t* thread, thread_start_t entry) {
entry();
thread->state = Exited;
trace("thread %d in process %d exited\n", thread->id, thread->parent->id);
sysc_call(SysSchedule, 0, 0);
/* never reached - as the thread is aborting, it will never be re-scheduled */
}
void thr_abort(thread_t* target) {
target->state = Aborting;
error("thread %d in process %d aborted!\n", target->id, target->parent->id);
list_t* trace = ksym_trace();
ksym_write_trace(Error, trace);
ksym_delete(trace);
sysc_call(SysSchedule, 0, 0);
/* never reached - as the thread is aborting, it will never be re-scheduled */
}
