blob: 8b46f4e3aff179d9f72d80d9185d739eec08f504 [file] [log] [blame]
#include "tests.h"
#include <asm/unistd.h>
#ifdef __NR_epoll_ctl
# include <inttypes.h>
# include <stdio.h>
# include <sys/epoll.h>
# include <unistd.h>
static long
invoke_syscall(unsigned long epfd, unsigned long op, unsigned long fd, void *ev)
{
op |= (unsigned long) 0xffffffff00000000;
return syscall(__NR_epoll_ctl, epfd, op, fd, (unsigned long) ev);
}
int
main(void)
{
struct epoll_event *const ev = tail_alloc(sizeof(*ev));
ev->events = EPOLLIN;
long rc = invoke_syscall(-1U, EPOLL_CTL_ADD, -2U, ev);
printf("epoll_ctl(-1, EPOLL_CTL_ADD, -2, {EPOLLIN,"
" {u32=%u, u64=%" PRIu64 "}}) = %ld %s (%m)\n",
ev->data.u32, ev->data.u64, rc, errno2name());
rc = invoke_syscall(-3U, EPOLL_CTL_DEL, -4U, ev);
printf("epoll_ctl(-3, EPOLL_CTL_DEL, -4, %p) = %ld %s (%m)\n",
ev, rc, errno2name());
rc = invoke_syscall(-1UL, EPOLL_CTL_MOD, -16UL, 0);
printf("epoll_ctl(-1, EPOLL_CTL_MOD, -16, NULL) = %ld %s (%m)\n",
rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_epoll_ctl")
#endif