fusl/src/select/poll.c

#include <poll.h>
#include <time.h>
#include <signal.h>
#include "syscall.h"
#include "libc.h"

int poll(struct pollfd* fds, nfds_t n, int timeout) {
#ifdef SYS_poll
  return syscall_cp(SYS_poll, fds, n, timeout);
#else
  return syscall_cp(
      SYS_ppoll, fds, n,
      timeout >= 0
          ? &((struct timespec){.tv_sec = timeout / 1000,
                                .tv_nsec = timeout % 1000 * 1000000})
          : 0,
      0, _NSIG / 8);
#endif
}