blob: b57f05a6b2fd1f401afd8e3781902dc0d970e632 [file] [log] [blame]
#include "tests.h"
#include <fcntl.h>
#include <sys/syscall.h>
#if defined __NR_dup3 && defined O_CLOEXEC
# include <errno.h>
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
const long int fd_old = (long int) 0xdeadbeefffffffff;
const long int fd_new = (long int) 0xdeadbeeffffffffe;
int rc = syscall(__NR_dup3, fd_old, fd_new, O_CLOEXEC);
printf("dup3(%d, %d, O_CLOEXEC) = %d %s (%m)\n",
(int) fd_old, (int) fd_new, rc,
errno == ENOSYS ? "ENOSYS" : "EBADF");
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_dup3 && && O_CLOEXEC")
#endif