void ph_logv(uint8_t level, const char *fmt, va_list ap)
{
struct timeval now = ph_time_now();
ph_thread_t *me;
int len;
va_list copy;
char *buf;
PH_STRING_DECLARE_STACK(mystr, 1024);
void *args[] = { &level, &mystr };
static ph_hook_point_t *hook = NULL;
char tname[32];
if (level > log_level) {
return;
}
len = strlen(fmt);
if (len == 0) {
return;
}
me = ph_thread_self();
get_tname(me, tname, sizeof(tname));
va_copy(copy, ap);
ph_string_printf(&mystr,
"%" PRIi64 ".%03d %s: %s `Pv%s%p%s",
(int64_t)now.tv_sec, (int)(now.tv_usec / 1000),
log_labels[level], tname,
fmt, ph_vaptr(copy),
fmt[len-1] == '\n' ? "" : "\n");
va_end(copy);
if (ph_unlikely(hook == NULL)) {
hook = ph_hook_point_get_cstr(PH_LOG_HOOK_NAME, true);
}
ph_hook_invoke_inner(hook, sizeof(args)/sizeof(args[0]), args);
if (disable_stderr) {
return;
}
pthread_mutex_lock(&log_lock);
buf = mystr.buf;
len = mystr.len;
while (len) {
int x = write(STDERR_FILENO, buf, len);
if (x <= 0) {
break;
}
buf += x;
len -= x;
}
pthread_mutex_unlock(&log_lock);
}
ph_result_t ph_nbio_emitter_apply_io_mask(struct ph_nbio_emitter *emitter,
ph_job_t *job, ph_iomask_t mask)
{
struct ph_nbio_kq_set *set, local_set;
int res;
if (job->fd == -1) {
return PH_OK;
}
if (mask == job->kmask) {
return PH_OK;
}
if (emitter == ph_thread_self()->is_emitter) {
set = &emitter->kqset;
} else {
init_kq_set(&local_set);
set = &local_set;
}
if (mask & PH_IOMASK_READ) {
add_kq_set(set, job->fd, EVFILT_READ, EV_ADD|EV_ONESHOT, 0, 0, job);
}
if (mask & PH_IOMASK_WRITE) {
add_kq_set(set, job->fd, EVFILT_WRITE, EV_ADD|EV_ONESHOT, 0, 0, job);
}
if ((mask & (PH_IOMASK_READ|PH_IOMASK_WRITE)) == 0) {
// Neither read nor write -> delete
add_kq_set(set, job->fd, EVFILT_READ, EV_DELETE, 0, 0, job);
add_kq_set(set, job->fd, EVFILT_WRITE, EV_DELETE, 0, 0, job);
}
job->kmask = mask;
job->mask = mask;
if (set == &local_set) {
// Apply it immediately
res = kevent(emitter->io_fd, set->events, set->used, NULL, 0, NULL);
if (res != 0 && mask == 0 && errno == ENOENT) {
// It's "OK" if we decided to delete it and it wasn't there
res = 0;
}
if (res != 0) {
ph_panic("kevent: setting mask to %02x on fd %d with %d slots -> `Pe%d",
mask, job->fd, set->used, errno);
return PH_ERR;
}
}
return PH_OK;
}
void ph_thread_epoch_barrier(void)
{
ph_thread_t *me = ph_thread_self();
ck_epoch_barrier(&me->epoch_record);
}
bool ph_thread_epoch_poll(void)
{
ph_thread_t *me = ph_thread_self();
return ck_epoch_poll(&me->epoch_record);
}
void ph_thread_epoch_defer(ck_epoch_entry_t *entry, ck_epoch_cb_t *func)
{
ph_thread_t *me = ph_thread_self();
ck_epoch_call(&me->epoch_record, entry, func);
}
void ph_thread_epoch_end(void)
{
ph_thread_t *me = ph_thread_self();
ck_epoch_end(&me->epoch_record, NULL);
}
void ph_thread_epoch_end(void)
{
ph_thread_t *me = ph_thread_self();
ck_epoch_end(&misc_epoch, &me->epoch_record);
}