1 #include "tests.h"
2 #include <asm/unistd.h>
3
4 #ifdef __NR_linkat
5
6 # include <stdio.h>
7 # include <unistd.h>
8
9 int
main(void)10 main(void)
11 {
12 static const char sample_1[] = "linkat_sample_old";
13 static const char sample_2[] = "linkat_sample_new";
14 const long fd_old = (long) 0xdeadbeefffffffffULL;
15 const long fd_new = (long) 0xdeadbeeffffffffeULL;
16
17 long rc = syscall(__NR_linkat, fd_old, sample_1, fd_new, sample_2, 0);
18 printf("linkat(%d, \"%s\", %d, \"%s\", 0) = %ld %s (%m)\n",
19 (int) fd_old, sample_1, (int) fd_new, sample_2,
20 rc, errno2name());
21
22 rc = syscall(__NR_linkat, -100, sample_1, -100, sample_2, -1L);
23 printf("linkat(%s, \"%s\", %s, \"%s\", %s) = %ld %s (%m)\n",
24 "AT_FDCWD", sample_1, "AT_FDCWD", sample_2,
25 "AT_SYMLINK_NOFOLLOW|AT_REMOVEDIR|AT_SYMLINK_FOLLOW"
26 "|AT_NO_AUTOMOUNT|AT_EMPTY_PATH|0xffffe0ff",
27 rc, errno2name());
28
29 puts("+++ exited with 0 +++");
30 return 0;
31 }
32
33 #else
34
35 SKIP_MAIN_UNDEFINED("__NR_linkat")
36
37 #endif
38