Diff from hg rev 0b098ca44de7

1 files changed, 37 insertions, 0 deletions

diff --git a/lib/Wrap/file_wrapper_output.cpp b/lib/Wrap/file_wrapper_output.cpp
new file mode 100644
index 0000000000..f9f126868d
--- /dev/null
+++ b/lib/Wrap/file_wrapper_output.cpp
@@ -0,0 +1,37 @@
+/* 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.
+ */
+
+#include "llvm/Wrap/file_wrapper_output.h"
+#include <stdlib.h>
+
+
+FileWrapperOutput::FileWrapperOutput(const std::string& name)
+    : _name(name) {
+  _file = fopen(name.c_str(), "wb");
+  if (NULL == _file) {
+    fprintf(stderr, "Unable to open: %s\n", name.c_str());
+    exit(1);
+  }
+}
+
+FileWrapperOutput::~FileWrapperOutput() {
+  fclose(_file);
+}
+
+bool FileWrapperOutput::Write(uint8_t byte) {
+  return EOF != fputc(byte, _file);
+}
+
+bool FileWrapperOutput::Write(const uint8_t* buffer, size_t buffer_size) {
+  if (!buffer) {
+    return false;
+  }
+
+  if (buffer_size > 0) {
+    return buffer_size == fwrite(buffer, 1, buffer_size, _file);
+  } else {
+    return true;
+  }
+}