2018-04-25 16:35:26 +08:00
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/**********************************************************************
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* File: tlog.h
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* Description: Variant of printf with logging level controllable by a
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* commandline flag.
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* Author: Ranjith Unnikrishnan
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* Created: Wed Nov 20 2013
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*
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* (C) Copyright 2013, Google Inc.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*
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**********************************************************************/
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#ifndef TESSERACT_TRAINING_TLOG_H_
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#define TESSERACT_TRAINING_TLOG_H_
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#include "commandlineflags.h"
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#include "errcode.h"
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#include "tprintf.h"
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DECLARE_INT_PARAM_FLAG(tlog_level);
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// Variant guarded by the numeric logging level parameter FLAGS_tlog_level
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// (default 0). Code using ParseCommandLineFlags() can control its value using
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// the --tlog_level commandline argument. Otherwise it must be specified in a
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// config file like other params.
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#define tlog(level, ...) { \
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if (FLAGS_tlog_level >= level) { \
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tprintf_internal(__VA_ARGS__); \
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} \
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}
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#define TLOG_IS_ON(level) (FLAGS_tlog_level >= level)
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#endif // TESSERACT_TRAINING_TLOG_H_
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