#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)
{
- int r;
- CANCELPT_BEGIN;
- r = syscall(SYS_poll, fds, n, timeout);
- CANCELPT_END;
- return r;
+#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
}