Linux: print page to file rather than using shared memory to send it to the b...

base/file_util.h

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file contains utility functions for dealing with the local
 // filesystem.
 
 #ifndef BASE_FILE_UTIL_H_
 #define BASE_FILE_UTIL_H_
 
@@ skipping 349 matching lines @@
 // the number of read bytes, or -1 on error.
 int ReadFile(const FilePath& filename, char* data, int size);
 // Deprecated temporary compatibility function.
 int ReadFile(const std::wstring& filename, char* data, int size);
 
 // Writes the given buffer into the file, overwriting any data that was
 // previously there.  Returns the number of bytes written, or -1 on error.
 int WriteFile(const FilePath& filename, const char* data, int size);
 // Deprecated temporary compatibility function.
 int WriteFile(const std::wstring& filename, const char* data, int size);
+#if defined(OS_POSIX)
+// Append the data to |fd|. Does not close |fd| when done.
+int WriteFileDescriptor(const int fd, const char* data, int size);
+#endif
 
 // Gets the current working directory for the process.
 bool GetCurrentDirectory(FilePath* path);
 // Deprecated temporary compatibility function.
 bool GetCurrentDirectory(std::wstring* path);
 
 // Sets the current working directory for the process.
 bool SetCurrentDirectory(const FilePath& path);
 // Deprecated temporary compatibility function.
 bool SetCurrentDirectory(const std::wstring& current_directory);
@@ skipping 162 matching lines @@
 
 // Renames a file using the SHFileOperation API to ensure that the target file
 // gets the correct default security descriptor in the new path.
 bool RenameFileAndResetSecurityDescriptor(
     const FilePath& source_file_path,
     const FilePath& target_file_path);
 
 }  // namespace file_util
 
 #endif  // BASE_FILE_UTIL_H_