| #include "tests.h" |
| #include <sys/syscall.h> |
| |
| #if defined __NR_epoll_ctl && defined HAVE_SYS_EPOLL_H |
| |
| # include <errno.h> |
| # include <inttypes.h> |
| # include <stdio.h> |
| # include <sys/epoll.h> |
| # include <unistd.h> |
| |
| int |
| main(void) |
| { |
| struct epoll_event *const ev = tail_alloc(sizeof(*ev)); |
| ev->events = EPOLLIN; |
| |
| long rc = syscall(__NR_epoll_ctl, -1, EPOLL_CTL_ADD, -2, 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 = syscall(__NR_epoll_ctl, -3, EPOLL_CTL_DEL, -4, ev); |
| printf("epoll_ctl(-3, EPOLL_CTL_DEL, -4, %p) = %ld %s (%m)\n", |
| ev, rc, errno2name()); |
| |
| rc = syscall(__NR_epoll_ctl, -1L, EPOLL_CTL_MOD, -16L, 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 && HAVE_SYS_EPOLL_H") |
| |
| #endif |