direct/timothy_tests/quick_tests/test_yaffs_unmount_EBUSY.c

   1 /*
   2  * YAFFS: Yet another FFS. A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2010 Aleph One Ltd.
   5  *   for Toby Churchill Ltd and Brightstar Engineering
   6  *
   7  * Created by Timothy Manning <timothy@yaffs.net>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include "test_yaffs_mount_EBUSY.h"
  15
  16 static int handle=-1;
  17
  18 int test_yaffs_unmount_EBUSY(void)
  19 {
  20         int output=0;
  21         int error_code=0;
  22
  23         handle=yaffs_open(FILE_PATH,O_CREAT | O_RDWR, FILE_MODE);
  24         if (handle<0){
  25                 printf("failed to open file\n");
  26                 return -1;
  27         }
  28
  29         output=yaffs_unmount(YAFFS_MOUNT_POINT);
  30         if (output==-1){
  31                 error_code=yaffs_get_error();
  32                 if (abs(error_code)==EBUSY){
  33                         return 1;
  34                 } else {
  35                         print_message("different error than expected\n",2);
  36                         return -1;
  37                 }
  38         } else {
  39                 print_message("non existant mount point unmounted.(which is a bad thing)\n",2);
  40                 return -1;
  41         }
  42
  43 }
  44 int test_yaffs_unmount_EBUSY_clean(void)
  45 {
  46         if (handle>=0){
  47                 return yaffs_close(handle);
  48         } else {
  49                 return 1;
  50         }
  51 }
  52