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		e5e885ae31
		
	
	
	
	
		
			
			# ignore-this-changeset --HG-- extra : amend_source : 7221c8d15a765df71171099468e7c7faa648f37c extra : histedit_source : a0cce6015636202bff09e35a13f72e03257a7695
		
			
				
	
	
		
			64 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #ifndef LayoutLogging_h
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| #define LayoutLogging_h
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| 
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| #include "mozilla/Logging.h"
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| 
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| /**
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|  * Retrieves the log module to use for layout logging.
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|  */
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| static mozilla::LazyLogModule sLayoutLog("layout");
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| 
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| /**
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|  * Use the layout log to warn if a given condition is false.
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|  *
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|  * This is only enabled in debug builds and the logging is only displayed if
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|  * the environmental variable MOZ_LOG includes "layout:2" (or higher).
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|  */
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| #ifdef DEBUG
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| #  define LAYOUT_WARN_IF_FALSE(_cond, _msg)                                 \
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|     PR_BEGIN_MACRO                                                          \
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|     if (MOZ_LOG_TEST(sLayoutLog, mozilla::LogLevel::Warning) && !(_cond)) { \
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|       mozilla::detail::LayoutLogWarning(_msg, #_cond, __FILE__, __LINE__);  \
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|     }                                                                       \
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|     PR_END_MACRO
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| #else
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| #  define LAYOUT_WARN_IF_FALSE(_cond, _msg) \
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|     PR_BEGIN_MACRO                          \
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|     PR_END_MACRO
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| #endif
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| 
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| /**
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|  * Use the layout log to emit a warning with the same format as NS_WARNING.
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|  *
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|  * This is only enabled in debug builds and the logging is only displayed if
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|  * the environmental variable MOZ_LOG includes "layout:2" (or higher).
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|  */
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| #ifdef DEBUG
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| #  define LAYOUT_WARNING(_msg)                                              \
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|     PR_BEGIN_MACRO                                                          \
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|     if (MOZ_LOG_TEST(sLayoutLog, mozilla::LogLevel::Warning)) {             \
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|       mozilla::detail::LayoutLogWarning(_msg, nullptr, __FILE__, __LINE__); \
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|     }                                                                       \
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|     PR_END_MACRO
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| #else
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| #  define LAYOUT_WARNING(_msg) \
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|     PR_BEGIN_MACRO             \
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|     PR_END_MACRO
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| #endif
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| 
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| namespace mozilla {
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| namespace detail {
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| 
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| void LayoutLogWarning(const char* aStr, const char* aExpr, const char* aFile,
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|                       int32_t aLine);
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| 
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| }  // namespace detail
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| }  // namespace mozilla
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| 
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| #endif  // LayoutLogging_h
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