From 5a2f398eca68b2b0330ddcec2b222bf76875f82f Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Wed, 28 Nov 2007 14:22:28 +0000
Subject: 2007-11-28  Tatsuhiro Tsujikawa  <tujikawa at rednoah dot com>

	Added direct I/O support. The current implementation uses O_DIRECT,
	which is not posix standard and is tested on linux 2.6.21.
	Currently only file allocation uses direct I/O.
	* src/SingleFileAllocationIterator.{h, cc}
	* test/SingleFileAllocationIteratorTest.cc
	* src/MultiFileAllocationIterator.{h, cc}
	* test/MultiFileAllocationIteratorTest.cc
	* src/BinaryStream.h
	* src/DiskWriter.h
	* src/AbstractDiskWriter.{h, cc}
	* src/ByteArrayDiskWriter.h
	* src/DiskAdaptor.h
	* src/AbstractSingleDiskAdaptor.{h, cc}
	* src/MultiDiskAdaptor.{h, cc}
	* src/FileAllocationEntry.cc
	* src/Util.{h, cc}
	* src/OptionHandlerFactory.cc
	* src/prefs.h
	* src/version_usage.cc
	* src/option_processing.cc

	Moved FileAllocationMan::markCurrentFileAllocationEntryDone() to
	handleException.
	* src/MultiFileAllocationIterator.cc

	Added EINTR handling
	* src/SocketCore.cc
---
 src/ByteArrayDiskWriter.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/ByteArrayDiskWriter.h')

diff --git a/src/ByteArrayDiskWriter.h b/src/ByteArrayDiskWriter.h
index f35b4366..47d99946 100644
--- a/src/ByteArrayDiskWriter.h
+++ b/src/ByteArrayDiskWriter.h
@@ -65,6 +65,10 @@ public:
   {
     return buf.str().size();
   }
+
+  virtual void enableDirectIO() {}
+
+  virtual void disableDirectIO() {}
 };
 
 #endif // _D_BYTE_ARRAY_DISK_WRITER_H_
-- 
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