direct/test-framework/unit_tests/quick_tests/test_yaffs_symlink_EEXIST.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_symlink_EEXIST.h"
  14
  15 static int output = 0;
  16
  17 int test_yaffs_symlink_EEXIST(void)
  18 {
  19         int error_code = 0;
  20         if (-1==yaffs_access(SYMLINK_PATH,0)){
  21                 output=yaffs_symlink(FILE_PATH,SYMLINK_PATH);
  22                 if (output>0){
  23                         print_message("failed to create the first symlink\n",2);
  24                         return -1;
  25                 }
  26         }
  27
  28         output = yaffs_symlink(FILE_PATH,SYMLINK_PATH);
  29         if (output<0){
  30                 error_code=yaffs_get_error();
  31                 if (abs(error_code)==EEXIST){
  32                         return 1;
  33                 } else {
  34                         print_message("returned error does not match the the expected error\n",2);
  35                         return -1;
  36                 }
  37         } else {
  38                 print_message("created a symlink over an existing symlink (which is a bad thing)\n",2);
  39                 return -1;
  40         }
  41
  42 }
  43
  44 int test_yaffs_symlink_EEXIST_clean(void)
  45 {
  46                 return yaffs_unlink(SYMLINK_PATH);
  47 }
  48
  49
  50