direct/test-framework/unit_tests/quick_tests/test_yaffs_unmount_EBUSY.c

   1 /*
   2  * YAFFS: Yet another FFS. A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2018 Aleph One Ltd.
   5  *
   6  * Created by Timothy Manning <timothy@yaffs.net>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include "test_yaffs_mount_EBUSY.h"
  14
  15 static int handle=-1;
  16
  17 int test_yaffs_unmount_EBUSY(void)
  18 {
  19         int output=0;
  20         int error_code=0;
  21
  22         handle=yaffs_open(FILE_PATH,O_CREAT | O_RDWR, FILE_MODE);
  23         if (handle<0){
  24                 printf("failed to open file\n");
  25                 return -1;
  26         }
  27
  28         output=yaffs_unmount(YAFFS_MOUNT_POINT);
  29         if (output==-1){
  30                 error_code=yaffs_get_error();
  31                 if (abs(error_code)==EBUSY){
  32                         return 1;
  33                 } else {
  34                         print_message("different error than expected\n",2);
  35                         return -1;
  36                 }
  37         } else {
  38                 print_message("non existant mount point unmounted.(which is a bad thing)\n",2);
  39                 return -1;
  40         }
  41
  42 }
  43 int test_yaffs_unmount_EBUSY_clean(void)
  44 {
  45         if (handle>=0){
  46                 return yaffs_close(handle);
  47         } else {
  48                 return 1;
  49         }
  50 }
  51