1  #include <stdio.h>
       2  #include <sys/statvfs.h>
       3  
       4  
       5  /* This test cannot detect many errors.  But it will fail if the
       6     statvfs is completely hosed and it'll detect a missing export.  So
       7     it is better than nothing.  */
       8  static int
       9  do_test (int argc, char *argv[])
      10  {
      11    for (int i = 1; i < argc; ++i)
      12      {
      13        struct statvfs st;
      14        if (statvfs (argv[i], &st) != 0)
      15          printf ("%s: failed (%m)\n", argv[i]);
      16        else
      17          printf ("%s: free: %llu, mandatory: %s\n", argv[i],
      18                  (unsigned long long int) st.f_bfree,
      19  #ifdef ST_MANDLOCK
      20                  (st.f_flag & ST_MANDLOCK) ? "yes" : "no"
      21  #else
      22                  "no"
      23  #endif
      24                  );
      25      }
      26    return 0;
      27  }
      28  
      29  #define TEST_FUNCTION do_test (argc, argv)
      30  #include "../test-skeleton.c"