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diff --git a/kaldi_io/src/kaldi/base/kaldi-error.h b/kaldi_io/src/kaldi/base/kaldi-error.h
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+++ b/kaldi_io/src/kaldi/base/kaldi-error.h
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+// base/kaldi-error.h
+
+// Copyright 2009-2011  Microsoft Corporation;  Ondrej Glembek;  Lukas Burget;
+//                      Saarland University
+
+// See ../../COPYING for clarification regarding multiple authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//  http://www.apache.org/licenses/LICENSE-2.0
+//
+// THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+// WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+// MERCHANTABLITY OR NON-INFRINGEMENT.
+// See the Apache 2 License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef KALDI_BASE_KALDI_ERROR_H_
+#define KALDI_BASE_KALDI_ERROR_H_ 1
+
+#include <stdexcept>
+#include <string>
+#include <cstring>
+#include <sstream>
+#include <cstdio>
+
+#ifdef _MSC_VER
+#define NOEXCEPT(Predicate)
+#elif __cplusplus > 199711L || defined(__GXX_EXPERIMENTAL_CXX0X__)
+#define NOEXCEPT(Predicate) noexcept((Predicate))
+#else
+#define NOEXCEPT(Predicate)
+#endif
+
+#include "base/kaldi-types.h"
+#include "base/kaldi-utils.h"
+
+/* Important that this file does not depend on any other kaldi headers. */
+
+
+namespace kaldi {
+
+/// \addtogroup error_group
+/// @{
+
+/// This is set by util/parse-options.{h, cc} if you set --verbose = ? option
+extern int32 g_kaldi_verbose_level;
+
+/// This is set by util/parse-options.{h, cc} (from argv[0]) and used (if set)
+/// in error reporting code to display the name of the program (this is because
+/// in our scripts, we often mix together the stderr of many programs).  it is
+/// the base-name of the program (no directory), followed by ':' We don't use
+/// std::string, due to the static initialization order fiasco.
+extern const char *g_program_name;
+
+inline int32 GetVerboseLevel() { return g_kaldi_verbose_level; }
+
+/// This should be rarely used; command-line programs set the verbose level
+/// automatically from ParseOptions.
+inline void SetVerboseLevel(int32 i) { g_kaldi_verbose_level = i; }
+
+// Class KaldiLogMessage is invoked from the  KALDI_WARN, KALDI_VLOG and
+// KALDI_LOG macros. It prints the message to stderr.  Note: we avoid
+// using cerr, due to problems with thread safety.  fprintf is guaranteed
+// thread-safe.
+
+// class KaldiWarnMessage is invoked from the KALDI_WARN macro.
+class KaldiWarnMessage {
+ public:
+  inline std::ostream &stream() { return ss; }
+  KaldiWarnMessage(const char *func, const char *file, int32 line);
+  ~KaldiWarnMessage()  { fprintf(stderr, "%s\n", ss.str().c_str()); }
+ private:
+  std::ostringstream ss;
+};
+
+// class KaldiLogMessage is invoked from the KALDI_LOG macro.
+class KaldiLogMessage {
+ public:
+  inline std::ostream &stream() { return ss; }
+  KaldiLogMessage(const char *func, const char *file, int32 line);
+  ~KaldiLogMessage() { fprintf(stderr, "%s\n", ss.str().c_str()); }
+ private:
+  std::ostringstream ss;
+};
+
+// Class KaldiVlogMessage is invoked from the KALDI_VLOG macro.
+class KaldiVlogMessage {
+ public:
+  KaldiVlogMessage(const char *func, const char *file, int32 line,
+                   int32 verbose_level);
+  inline std::ostream &stream() { return ss; }
+  ~KaldiVlogMessage() { fprintf(stderr, "%s\n", ss.str().c_str()); }
+ private:
+  std::ostringstream ss;
+};
+
+
+// class KaldiErrorMessage is invoked from the KALDI_ERROR macro.
+// The destructor throws an exception.
+class KaldiErrorMessage {
+ public:
+  KaldiErrorMessage(const char *func, const char *file, int32 line);
+  inline std::ostream &stream() { return ss; }
+  ~KaldiErrorMessage() NOEXCEPT(false);  // defined in kaldi-error.cc
+ private:
+  std::ostringstream ss;
+};
+
+
+
+#ifdef _MSC_VER
+#define __func__ __FUNCTION__
+#endif
+
+#ifndef NDEBUG
+#define KALDI_ASSERT(cond) \
+  if (!(cond)) kaldi::KaldiAssertFailure_(__func__, __FILE__, __LINE__, #cond);
+#else
+#define KALDI_ASSERT(cond)
+#endif
+// also see KALDI_COMPILE_TIME_ASSERT, defined in base/kaldi-utils.h,
+// and KALDI_ASSERT_IS_INTEGER_TYPE and KALDI_ASSERT_IS_FLOATING_TYPE,
+// also defined there.
+#ifdef KALDI_PARANOID // some more expensive asserts only checked if this defined
+#define KALDI_PARANOID_ASSERT(cond) \
+  if (!(cond)) kaldi::KaldiAssertFailure_(__func__, __FILE__, __LINE__, #cond);
+#else
+#define KALDI_PARANOID_ASSERT(cond)
+#endif
+
+#define KALDI_ERR kaldi::KaldiErrorMessage(__func__, __FILE__, __LINE__).stream() 
+#define KALDI_WARN kaldi::KaldiWarnMessage(__func__, __FILE__, __LINE__).stream() 
+#define KALDI_LOG kaldi::KaldiLogMessage(__func__, __FILE__, __LINE__).stream()
+
+#define KALDI_VLOG(v) if (v <= kaldi::g_kaldi_verbose_level)     \
+           kaldi::KaldiVlogMessage(__func__, __FILE__, __LINE__, v).stream()
+
+inline bool IsKaldiError(const std::string &str) {
+  return(!strncmp(str.c_str(), "ERROR ", 6));
+}
+
+void KaldiAssertFailure_(const char *func, const char *file,
+                         int32 line, const char *cond_str);
+
+/// @} end "addtogroup error_group"
+
+}  // namespace kaldi
+
+#endif  // KALDI_BASE_KALDI_ERROR_H_