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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.h" | 5 #include "base/files/file.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <fcntl.h> | 8 #include <fcntl.h> |
9 #include <sys/stat.h> | 9 #include <sys/stat.h> |
10 #include <unistd.h> | 10 #include <unistd.h> |
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426 DCHECK(IsValid()); | 426 DCHECK(IsValid()); |
427 return !CallFtruncate(file_.get(), length); | 427 return !CallFtruncate(file_.get(), length); |
428 } | 428 } |
429 | 429 |
430 bool File::Flush() { | 430 bool File::Flush() { |
431 base::ThreadRestrictions::AssertIOAllowed(); | 431 base::ThreadRestrictions::AssertIOAllowed(); |
432 DCHECK(IsValid()); | 432 DCHECK(IsValid()); |
433 return !CallFsync(file_.get()); | 433 return !CallFsync(file_.get()); |
434 } | 434 } |
435 | 435 |
436 bool File::FlushData() { | |
437 #if defined(OS_LINUX) || defined(OS_ANDROID) | |
438 base::ThreadRestrictions::AssertIOAllowed(); | |
439 DCHECK(IsValid()); | |
440 return !HANDLE_EINTR(fdatasync(file_.get())); | |
rvargas (doing something else)
2015/03/20 18:56:05
is fdatasync a Linux-only thing? What's the behavi
hashimoto
2015/03/20 19:38:57
fdatasync is a part of POSIX, but it's not mandato
| |
441 #else | |
442 return Flush(); | |
443 #endif | |
444 } | |
445 | |
436 bool File::SetTimes(Time last_access_time, Time last_modified_time) { | 446 bool File::SetTimes(Time last_access_time, Time last_modified_time) { |
437 base::ThreadRestrictions::AssertIOAllowed(); | 447 base::ThreadRestrictions::AssertIOAllowed(); |
438 DCHECK(IsValid()); | 448 DCHECK(IsValid()); |
439 | 449 |
440 timeval times[2]; | 450 timeval times[2]; |
441 times[0] = last_access_time.ToTimeVal(); | 451 times[0] = last_access_time.ToTimeVal(); |
442 times[1] = last_modified_time.ToTimeVal(); | 452 times[1] = last_modified_time.ToTimeVal(); |
443 | 453 |
444 return !CallFutimes(file_.get(), times); | 454 return !CallFutimes(file_.get(), times); |
445 } | 455 } |
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557 } | 567 } |
558 | 568 |
559 void File::SetPlatformFile(PlatformFile file) { | 569 void File::SetPlatformFile(PlatformFile file) { |
560 CHECK(!file_.is_valid()); | 570 CHECK(!file_.is_valid()); |
561 file_.reset(file); | 571 file_.reset(file); |
562 if (file_.is_valid()) | 572 if (file_.is_valid()) |
563 ProtectFileDescriptor(GetPlatformFile()); | 573 ProtectFileDescriptor(GetPlatformFile()); |
564 } | 574 } |
565 | 575 |
566 } // namespace base | 576 } // namespace base |
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