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#include "io_internal.h"
#ifdef HAVE_EPOLL
#include <sys/epoll.h>
#endif
#ifdef HAVE_KQUEUE
#include <sys/types.h>
#include <sys/event.h>
#include <sys/time.h>
#endif
int iom_add(iomux_t* c,int64 s,unsigned int events) {
#ifdef HAVE_EPOLL
struct epoll_event e = { .events=EPOLLONESHOT, .data.fd=s };
if (events & IOM_READ) e.events|=EPOLLIN;
if (events & IOM_WRITE) e.events|=EPOLLOUT;
return epoll_ctl(c->ctx, EPOLL_CTL_ADD, s, &e);
#elif defined(HAVE_KQUEUE)
struct kevent kev;
struct timespec ts = { 0 };
EV_SET(&kev, s,
(events & IOM_READ ? EVFILT_READ : 0) +
(events & IOM_WRITE ? EVFILT_WRITE : 0),
EV_ADD | EV_ENABLE | EV_ONESHOT, 0, 0, (void*)s);
return kevent(c->ctx, &kev, 1, 0, 0, &ts);
#else
#warning "only epoll and kqueue supported for now"
#endif
}