Changeset 893

Timestamp:

4/27/2009 11:47:01 AM (4 years ago)

Author:

lowjoel

Message:

Don't allow file writes to stay in the system cache for later writing - instruct that data be written to disk immediately. Fixes #171.

File:

• branches/eraser6/Manager/DirectExecutor.cs (modified) (4 diffs)

branches/eraser6/Manager/DirectExecutor.cs

@@ -620 +620 @@
 
                     //Create the stream
-                    using (FileStream stream = new FileStream(currFile,
-                        FileMode.CreateNew, FileAccess.Write))
+                    using (FileStream stream = new FileStream(currFile, FileMode.CreateNew,
+                        FileAccess.Write, FileShare.None, 8, FileOptions.WriteThrough))
                     {
                         //Set the length of the file to be the amount of free space left
@@ -824 +824 @@
             //Create the stream, lengthen the file, then tell the erasure method
             //to erase the tips.
-            using (FileStream stream = streamInfo.Open(FileMode.Open, FileAccess.Write, FileShare.None))
+            using (FileStream stream = streamInfo.Open(FileMode.Open, FileAccess.Write,
+                FileShare.None, FileOptions.WriteThrough))
             {
                 long fileLength = stream.Length;
@@ -895 +896 @@
                         using (FileStream strm = new FileStream(Path.Combine(
                             info.FullName, GenerateRandomFileName(18)),
-                            FileMode.CreateNew, FileAccess.Write))
+                            FileMode.CreateNew, FileAccess.Write, FileShare.None, 8,
+                            FileOptions.WriteThrough))
                         {
                             //Stretch the file size to use up some of the resident space.
@@ -1033 +1035 @@
                 {
                     //Log the error
+                    //TODO: This would leave files after the list unerased. Log this as an error instead
                     throw new ArgumentException(S._("Compressed, encrypted, or sparse" +
                         "files cannot be erased with Eraser."));