1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // This is a cross platform interface for helper functions related to 6 // debuggers. You should use this to test if you're running under a debugger, 7 // and if you would like to yield (breakpoint) into the debugger. 8 9 #ifndef BASE_DEBUG_DEBUGGER_H 10 #define BASE_DEBUG_DEBUGGER_H 11 #pragma once 12 13 #include "base/base_api.h" 14 15 namespace base { 16 namespace debug { 17 18 // Starts the registered system-wide JIT debugger to attach it to specified 19 // process. 20 BASE_API bool SpawnDebuggerOnProcess(unsigned process_id); 21 22 // Waits wait_seconds seconds for a debugger to attach to the current process. 23 // When silent is false, an exception is thrown when a debugger is detected. 24 BASE_API bool WaitForDebugger(int wait_seconds, bool silent); 25 26 // Returns true if the given process is being run under a debugger. 27 // 28 // On OS X, the underlying mechanism doesn't work when the sandbox is enabled. 29 // To get around this, this function caches its value. 30 // 31 // WARNING: Because of this, on OS X, a call MUST be made to this function 32 // BEFORE the sandbox is enabled. 33 BASE_API bool BeingDebugged(); 34 35 // Break into the debugger, assumes a debugger is present. 36 BASE_API void BreakDebugger(); 37 38 // Used in test code, this controls whether showing dialogs and breaking into 39 // the debugger is suppressed for debug errors, even in debug mode (normally 40 // release mode doesn't do this stuff -- this is controlled separately). 41 // Normally UI is not suppressed. This is normally used when running automated 42 // tests where we want a crash rather than a dialog or a debugger. 43 BASE_API void SetSuppressDebugUI(bool suppress); 44 BASE_API bool IsDebugUISuppressed(); 45 46 } // namespace debug 47 } // namespace base 48 49 #endif // BASE_DEBUG_DEBUGGER_H 50