test/dos/seektest.c

   1 /*
   2     Copyright © 1995-2015, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <proto/dos.h>
   7 #include <stdlib.h>
   8 #include <stdio.h>
   9
  10 int main()
  11 {
  12     BPTR fh = BNULL;
  13     int maxsize = 524288;
  14     char * buffer = NULL;
  15     int filepos = 0;
  16     int writesize = 0;
  17
  18     buffer = malloc(maxsize);
  19
  20     printf("Enter writesize (< 524288)\n");
  21     scanf("%d", &writesize);
  22
  23     fh = Open("seek_test_file", MODE_NEWFILE);
  24     FWrite(fh, (STRPTR)buffer, writesize, 1);
  25     Flush(fh);
  26     printf("File pos: %d\n", (int)Seek(fh, 0, OFFSET_CURRENT));
  27     filepos = Seek(fh, writesize, OFFSET_BEGINNING);
  28
  29     if (filepos == -1)
  30         printf("ERROR for size: %d, IoErr: %d\n", (int)writesize, (int)IoErr());
  31     else
  32         printf("OK\n");
  33
  34     free(buffer);
  35
  36     Close(fh);
  37     return filepos == -1 ? RETURN_ERROR : RETURN_OK;
  38 }
  39