49 lines
2.2 KiB
C
49 lines
2.2 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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* Macros used to log restyle events.
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*/
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#ifndef mozilla_RestyleLogging_h
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#define mozilla_RestyleLogging_h
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#include "mozilla/AutoRestore.h"
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#ifdef DEBUG
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#define RESTYLE_LOGGING
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#endif
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#ifdef RESTYLE_LOGGING
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#define LOG_RESTYLE_VAR2(prefix_, suffix_) prefix_##suffix_
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#define LOG_RESTYLE_VAR(prefix_, suffix_) LOG_RESTYLE_VAR2(prefix_, suffix_)
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#define LOG_RESTYLE_DEPTH LOG_RESTYLE_VAR(restyle_depth_, __LINE__)
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#define LOG_RESTYLE_IF(object_, cond_, message_, ...) \
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PR_BEGIN_MACRO \
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if (object_->ShouldLogRestyle() && (cond_)) { \
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nsCString line; \
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for (int32_t LOG_RESTYLE_VAR(rs_depth_, __LINE__) = 0; \
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LOG_RESTYLE_VAR(rs_depth_, __LINE__) < object_->LoggingDepth(); \
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LOG_RESTYLE_VAR(rs_depth_, __LINE__)++) { \
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line.AppendLiteral(" "); \
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} \
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line.AppendPrintf(message_, ##__VA_ARGS__); \
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printf_stderr("%s\n", line.get()); \
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} \
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PR_END_MACRO
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#define LOG_RESTYLE(message_, ...) \
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LOG_RESTYLE_IF(this, true, message_, ##__VA_ARGS__)
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// Beware that LOG_RESTYLE_INDENT is two statements not wrapped in a block.
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#define LOG_RESTYLE_INDENT() \
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AutoRestore<int32_t> LOG_RESTYLE_VAR(ar_depth_, __LINE__)(LoggingDepth()); \
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++LoggingDepth();
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#else
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#define LOG_RESTYLE_IF(cond_, message_, ...) /* nothing */
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#define LOG_RESTYLE(message_, ...) /* nothing */
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#define LOG_RESTYLE_INDENT() /* nothing */
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#endif
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#endif /* mozilla_RestyleLogging_h */
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