/*
 *  Copyright 2006 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

// This module contains some basic debugging facilities.
// Originally comes from shared/commandlineflags/checks.h

#ifndef WEBRTC_BASE_CHECKS_H_
#define WEBRTC_BASE_CHECKS_H_

namespace rtc {

// Prints an error message to stderr and aborts execution.
void Fatal(const char* file, int line, const char* format, ...);

}  // namespace rtc

// Trigger a fatal error (which aborts the process and prints an error
// message). FATAL_ERROR_IF may seem a lot like assert, but there's a crucial
// difference: it's always "on". This means that it can be used to check for
// regular errors that could actually happen, not just programming errors that
// supposedly can't happen---but triggering a fatal error will kill the process
// in an ugly way, so it's not suitable for catching errors that might happen
// in production.
#define FATAL_ERROR(msg) do { rtc::Fatal(__FILE__, __LINE__, msg); } while (0)
#define FATAL_ERROR_IF(x) do { if (x) FATAL_ERROR("check failed"); } while (0)

// The UNREACHABLE macro is very useful during development.
#define UNREACHABLE() FATAL_ERROR("unreachable code")

#endif  // WEBRTC_BASE_CHECKS_H_

/*
 *  Copyright 2006 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

// This module contains some basic debugging facilities.
// Originally comes from shared/commandlineflags/checks.h

#ifndef WEBRTC_BASE_CHECKS_H_
#define WEBRTC_BASE_CHECKS_H_

namespace rtc {

// Prints an error message to stderr and aborts execution.
void Fatal(const char* file, int line, const char* format, ...);

}  // namespace rtc

// The UNREACHABLE macro is very useful during development.
#define UNREACHABLE()                                   \
  rtc::Fatal(__FILE__, __LINE__, "unreachable code")

#endif  // WEBRTC_BASE_CHECKS_H_

--- 
+++ 
@@ -21,8 +21,17 @@
 
 }  // namespace rtc
 
+// Trigger a fatal error (which aborts the process and prints an error
+// message). FATAL_ERROR_IF may seem a lot like assert, but there's a crucial
+// difference: it's always "on". This means that it can be used to check for
+// regular errors that could actually happen, not just programming errors that
+// supposedly can't happen---but triggering a fatal error will kill the process
+// in an ugly way, so it's not suitable for catching errors that might happen
+// in production.
+#define FATAL_ERROR(msg) do { rtc::Fatal(__FILE__, __LINE__, msg); } while (0)
+#define FATAL_ERROR_IF(x) do { if (x) FATAL_ERROR("check failed"); } while (0)
+
 // The UNREACHABLE macro is very useful during development.
-#define UNREACHABLE()                                   \
-  rtc::Fatal(__FILE__, __LINE__, "unreachable code")
+#define UNREACHABLE() FATAL_ERROR("unreachable code")
 
 #endif  // WEBRTC_BASE_CHECKS_H_
Define convenient FATAL_ERROR() and FATAL_ERROR_IF() macros

R=henrike@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/16079004

Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: 0fa6366ed15f48b3ec227987f21f339180fb4936
