test/test55.c

   1 #include <sys/statvfs.h>
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4 #include <assert.h>
   5 #include <fcntl.h>
   6 #include <err.h>
   7 #include <unistd.h>
   8 #define TRIALS 10
   9 #define SIZE   65536
  10
  11 #define MAX_ERROR 3
  12
  13 int subtest;
  14 char *filename = "statvfs_test_XXXXXX";
  15 #include "common.c"
  16
  17 void create_file(void)
  18 {
  19         char buf[SIZE]={0};
  20         char *p;
  21         ssize_t ntowrite, nwritten;
  22         int fd;
  23
  24         subtest = 2;
  25         if ((fd = mkstemp(filename)) < 0) e(1);
  26
  27         ntowrite = SIZE;
  28         p = &buf[0];
  29         while (ntowrite > 0) {
  30                 if ((nwritten = write(fd, p, ntowrite)) < 0) e(2);
  31                 p += nwritten;
  32                 ntowrite -= nwritten;
  33         }
  34
  35         if (close(fd) < 0) e(3);
  36 }
  37
  38 int main(int argc, char *argv[])
  39 {
  40         struct statvfs stats;
  41         unsigned long f_bsize,   f_bsize_new;
  42         unsigned long f_frsize,  f_frsize_new;
  43         fsblkcnt_t    f_blocks,  f_blocks_new;
  44         fsblkcnt_t    f_bfree,   f_bfree_new;
  45         fsblkcnt_t    f_bavail,  f_bavail_new;
  46         fsfilcnt_t    f_files,   f_files_new;
  47         fsfilcnt_t    f_ffree,   f_ffree_new;
  48         fsfilcnt_t    f_favail,  f_favail_new;
  49         unsigned long f_fsid,    f_fsid_new;
  50         unsigned long f_flag,    f_flag_new;
  51         unsigned long f_namemax, f_namemax_new;
  52         int i;
  53
  54         start(55);
  55
  56         subtest = 1;
  57         for(i = 0; i < TRIALS; i++) {
  58                 if (statvfs(".", &stats) < 0) e(1);
  59
  60                 f_bsize   = stats.f_bsize  ;
  61                 f_frsize  = stats.f_frsize ;
  62                 f_blocks  = stats.f_blocks ;
  63                 f_bfree   = stats.f_bfree  ;
  64                 f_bavail  = stats.f_bavail ;
  65                 f_files   = stats.f_files  ;
  66                 f_ffree   = stats.f_ffree  ;
  67                 f_favail  = stats.f_favail ;
  68                 f_fsid    = stats.f_fsid   ;
  69                 f_flag    = stats.f_flag   ;
  70                 f_namemax = stats.f_namemax;
  71
  72                 create_file();
  73
  74                 if (statvfs(".", &stats) < 0) e(2);
  75                 if (unlink(filename) < 0) e(3);
  76
  77                 f_bsize_new   = stats.f_bsize  ;
  78                 f_frsize_new  = stats.f_frsize ;
  79                 f_blocks_new  = stats.f_blocks ;
  80                 f_bfree_new   = stats.f_bfree  ;
  81                 f_bavail_new  = stats.f_bavail ;
  82                 f_files_new   = stats.f_files  ;
  83                 f_ffree_new   = stats.f_ffree  ;
  84                 f_favail_new  = stats.f_favail ;
  85                 f_fsid_new    = stats.f_fsid   ;
  86                 f_flag_new    = stats.f_flag   ;
  87                 f_namemax_new = stats.f_namemax;
  88
  89                 if (!((f_bsize   == f_bsize_new) &&
  90                         (f_frsize  == f_frsize_new) &&
  91                         (f_blocks  == f_blocks_new) &&
  92                         (f_bfree   > f_bfree_new) &&
  93                         (f_bavail  > f_bavail_new) &&
  94                         (f_files   == f_files_new) &&
  95                         (f_ffree   == f_ffree_new + 1) &&
  96                         (f_favail  == f_favail_new + 1) &&
  97                         (f_fsid    == f_fsid_new) &&
  98                         (f_flag    == f_flag_new) &&
  99                         (f_namemax == f_namemax_new))) {
 100                                 e(4);
 101                 }
 102         }
 103
 104         quit();
 105         return(-1);
 106 }