/* {{{ zend_signal_deactivate
* */
void zend_signal_deactivate(void)
{
if (SIGG(check)) {
int x;
struct sigaction sa = {{0}};
if (SIGG(depth) != 0) {
zend_error(E_CORE_WARNING, "zend_signal: shutdown with non-zero blocking depth (%d)", SIGG(depth));
}
/* did anyone steal our installed handler */
for (x = 0; x < sizeof(zend_sigs) / sizeof(*zend_sigs); x++) {
sigaction(zend_sigs[x], NULL, &sa);
if (sa.sa_sigaction != zend_signal_handler_defer) {
zend_error(E_CORE_WARNING, "zend_signal: handler was replaced for signal (%d) after startup", zend_sigs[x]);
}
}
}
SIGNAL_BEGIN_CRITICAL();
SIGG(active) = 0;
SIGG(running) = 0;
SIGG(blocked) = 0;
SIGG(depth) = 0;
SIGNAL_END_CRITICAL();
}
/* {{{ zend_signal_handler_unblock
* Handle deferred signal from HANDLE_UNBLOCK_ALARMS */
ZEND_API void zend_signal_handler_unblock(TSRMLS_D)
{
zend_signal_queue_t *queue;
zend_signal_t zend_signal;
if (SIGG(active)) {
SIGNAL_BEGIN_CRITICAL(); /* procmask to protect handler_defer as if it were called by the kernel */
queue = SIGG(phead);
SIGG(phead) = queue->next;
zend_signal = queue->zend_signal;
queue->next = SIGG(pavail);
queue->zend_signal.signo = 0;
SIGG(pavail) = queue;
zend_signal_handler_defer(zend_signal.signo, zend_signal.siginfo, zend_signal.context);
SIGNAL_END_CRITICAL();
}
}
