blob: 1577f0dd8e928aa01706b42195b0ce99d238906f [file] [log] [blame]
#include "tests.h"
#include <sys/syscall.h>
#ifdef __NR_linkat
# include <errno.h>
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
static const char sample_1[] = "linkat_sample_old";
static const char sample_2[] = "linkat_sample_new";
const long fd_old = (long) 0xdeadbeefffffffff;
const long fd_new = (long) 0xdeadbeeffffffffe;
int rc = syscall(__NR_linkat, fd_old, sample_1, fd_new, sample_2, 0);
printf("linkat(%d, \"%s\", %d, \"%s\", 0) = %d %s (%m)\n",
(int) fd_old, sample_1, (int) fd_new, sample_2, rc,
errno == ENOSYS ? "ENOSYS" : "EBADF");
rc = syscall(__NR_linkat, -100, sample_1, -100, sample_2, -1L);
printf("linkat(%s, \"%s\", %s, \"%s\", %s) = %d %s (%m)\n",
"AT_FDCWD", sample_1, "AT_FDCWD", sample_2,
"AT_SYMLINK_NOFOLLOW|AT_REMOVEDIR|AT_SYMLINK_FOLLOW"
"|AT_NO_AUTOMOUNT|AT_EMPTY_PATH|0xffffe0ff",
rc, errno == ENOSYS ? "ENOSYS" : "EINVAL");
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_linkat")
#endif