Diff from hg rev 0b098ca44de7

1 files changed, 34 insertions, 0 deletions

diff --git a/include/llvm/Wrap/file_wrapper_output.h b/include/llvm/Wrap/file_wrapper_output.h
new file mode 100644
index 0000000000..714bd36a75
--- /dev/null
+++ b/include/llvm/Wrap/file_wrapper_output.h
@@ -0,0 +1,34 @@
+/* Copyright 2012 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can
+ * be found in the LICENSE file.
+ */
+
+// Defines utility allowing files for bitcode output wrapping.
+
+#ifndef FILE_WRAPPER_OUTPUT_H__
+#define FILE_WRAPPER_OUTPUT_H__
+
+#include "llvm/Support/support_macros.h"
+#include "llvm/Wrap/wrapper_output.h"
+#include <stdio.h>
+#include <string>
+
+// Define a class to wrap named files. */
+class FileWrapperOutput : public WrapperOutput {
+ public:
+  FileWrapperOutput(const std::string& name);
+  ~FileWrapperOutput();
+  // Writes a single byte, returning false if unable to write.
+  virtual bool Write(uint8_t byte);
+  // Writes the specified number of bytes in the buffer to
+  // output. Returns false if unable to write.
+  virtual bool Write(const uint8_t* buffer, size_t buffer_size);
+ private:
+  // The name of the file
+  std::string _name;
+  // The corresponding (opened) file.
+  FILE* _file;
+ private:
+  DISALLOW_CLASS_COPY_AND_ASSIGN(FileWrapperOutput);
+};
+#endif  // FILE_WRAPPER_OUTPUT_H__