test/clib/getfsstat.c

   1 #include <stdlib.h>
   2 #include <sys/types.h>
   3 #include <sys/mount.h>
   4 #include <stdio.h>
   5 #include "test.h"
   6
   7 struct statfs *buf = NULL;
   8
   9 int main()
  10 {
  11     int fscount, newfscount;
  12     int i;
  13     fscount = getfsstat(NULL, 0, 0);
  14     TEST((fscount != -1));
  15     printf("Number of filesystems: %d\n", fscount);
  16     buf = malloc(sizeof(struct statfs) * fscount);
  17     TEST(buf);
  18     newfscount = getfsstat(buf, (long) sizeof(struct statfs) * fscount, 0);
  19     TEST((newfscount != -1));
  20     TEST((newfscount == fscount));
  21     printf("Printing filesystem data:\n\n");
  22     for(i = 0; i < newfscount; i++)
  23     {
  24         printf("Record number:\t\t%d\n", i+1);
  25         printf("Name:\t\t\t%s\n", buf[i].f_mntonname);
  26         printf("Fundamental block size:\t%ld\n", buf[i].f_fsize);
  27         printf("Optimal block size:\t%ld\n", buf[i].f_bsize);
  28         printf("Number of blocks:\t%ld\n", buf[i].f_blocks);
  29         printf("Free blocks:\t\t%ld\n", buf[i].f_bfree);
  30         printf("Available blocks:\t%ld\n", buf[i].f_bavail);
  31         printf("\n");
  32     }
  33     newfscount = getfsstat(buf, 1, 0);
  34     TEST((newfscount == 0));
  35     cleanup();
  36
  37     return OK;
  38 }
  39
  40 void cleanup()
  41 {
  42     if(buf)
  43         free(buf);
  44 }