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68 lines
2.8 KiB
68 lines
2.8 KiB
function initLog(fileName,maxLog,mode,forceRedirect)
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% Initialize log system
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% Author: Rui Yao <ruiyao@ieee.org>
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%
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% Copyright (C) 2021, UChicago Argonne, LLC. All rights reserved.
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%
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% OPEN SOURCE LICENSE
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%
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% Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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%
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% 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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% 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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% 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
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%
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%
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% ******************************************************************************************************
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% DISCLAIMER
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%
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% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
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% WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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% PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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% DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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% PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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% CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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% OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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% ***************************************************************************************************
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% INPUT
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% fileName - The name of log file
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% maxLog - The volume of log buffer
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% mode
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% DEBUG
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% INFO
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% WARN
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% ERROR
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% forceRedirect - Force changing to another file
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%
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global logBuffer logFileName logBufferPos maxLogBuffer logMode;
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if checkLogReady()
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addLog('Logging is already set but get new initial logging request. Flush old logs before transferring to new logging.','DEBUG');
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end
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if nargin<4
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forceRedirect=0;
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end
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flushLogs();
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maxLogBuffer=maxLog;
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logBuffer=cell(maxLogBuffer,1);
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logBufferPos=1;
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if forceRedirect
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logFileName=fileName;
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logId=fopen(logFileName,'a');
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fclose(logId);
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else
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if ~isValidLogFile(logFileName)
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logFileName=fileName;
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end
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logId=fopen(logFileName,'a');
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fclose(logId);
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end
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logMode=mode;
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flushLogs();
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end
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function valid=isValidLogFile(fileName)
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valid= ~isempty(fileName)&&exist(fileName,'file');
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end |