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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/files/file_util.h" | 5 #include "base/files/file_util.h" |
6 | 6 |
7 #include <windows.h> | 7 #include <windows.h> |
8 #include <io.h> | 8 #include <io.h> |
9 #include <psapi.h> | 9 #include <psapi.h> |
10 #include <shellapi.h> | 10 #include <shellapi.h> |
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224 return success; | 224 return success; |
225 } | 225 } |
226 | 226 |
227 bool PathExists(const FilePath& path) { | 227 bool PathExists(const FilePath& path) { |
228 ThreadRestrictions::AssertIOAllowed(); | 228 ThreadRestrictions::AssertIOAllowed(); |
229 return (GetFileAttributes(path.value().c_str()) != INVALID_FILE_ATTRIBUTES); | 229 return (GetFileAttributes(path.value().c_str()) != INVALID_FILE_ATTRIBUTES); |
230 } | 230 } |
231 | 231 |
232 bool PathIsWritable(const FilePath& path) { | 232 bool PathIsWritable(const FilePath& path) { |
233 ThreadRestrictions::AssertIOAllowed(); | 233 ThreadRestrictions::AssertIOAllowed(); |
234 win::ScopedHandle dir( | 234 HANDLE dir = |
235 CreateFile(path.value().c_str(), FILE_ADD_FILE, kFileShareAll, | 235 CreateFile(path.value().c_str(), FILE_ADD_FILE, kFileShareAll, |
236 NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL)); | 236 NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); |
237 | 237 |
238 return dir.IsValid(); | 238 if (dir == INVALID_HANDLE_VALUE) |
| 239 return false; |
| 240 |
| 241 CloseHandle(dir); |
| 242 return true; |
239 } | 243 } |
240 | 244 |
241 bool DirectoryExists(const FilePath& path) { | 245 bool DirectoryExists(const FilePath& path) { |
242 ThreadRestrictions::AssertIOAllowed(); | 246 ThreadRestrictions::AssertIOAllowed(); |
243 DWORD fileattr = GetFileAttributes(path.value().c_str()); | 247 DWORD fileattr = GetFileAttributes(path.value().c_str()); |
244 if (fileattr != INVALID_FILE_ATTRIBUTES) | 248 if (fileattr != INVALID_FILE_ATTRIBUTES) |
245 return (fileattr & FILE_ATTRIBUTE_DIRECTORY) != 0; | 249 return (fileattr & FILE_ATTRIBUTE_DIRECTORY) != 0; |
246 return false; | 250 return false; |
247 } | 251 } |
248 | 252 |
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797 // Like Move, this function is not transactional, so we just | 801 // Like Move, this function is not transactional, so we just |
798 // leave the copied bits behind if deleting from_path fails. | 802 // leave the copied bits behind if deleting from_path fails. |
799 // If to_path exists previously then we have already overwritten | 803 // If to_path exists previously then we have already overwritten |
800 // it by now, we don't get better off by deleting the new bits. | 804 // it by now, we don't get better off by deleting the new bits. |
801 } | 805 } |
802 return false; | 806 return false; |
803 } | 807 } |
804 | 808 |
805 } // namespace internal | 809 } // namespace internal |
806 } // namespace base | 810 } // namespace base |
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