104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
//
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// Copyright (c) 2010-2011 Matthew Jack and Doug Binks
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#include "FileLogSystem.h"
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// Currently we create the file on first real output, and only close it on shutdown
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#include <stdarg.h>
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#include <assert.h>
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#pragma warning( disable : 4996 4800 )
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FileLogSystem::FileLogSystem(void)
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{
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m_fp = NULL;
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m_eVerbosity = eLV_EVENTS;
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}
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FileLogSystem::~FileLogSystem(void)
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{
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CloseFile();
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}
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bool FileLogSystem::SetLogPath( const char * sPath, bool bTest )
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{
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m_sPath = sPath;
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if (!bTest) return true;
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if (!OpenFile()) return false;
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if (!CloseFile()) return false;
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return true;
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}
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ELogVerbosity FileLogSystem::GetVerbosity() const
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{
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return m_eVerbosity;
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}
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void FileLogSystem::SetVerbosity(ELogVerbosity eVerbosity)
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{
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m_eVerbosity = eVerbosity;
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}
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FileLogSystem::TVerbosityPeeker FileLogSystem::GetVerbosityPeeker() const
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{
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return (&m_eVerbosity);
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}
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void FileLogSystem::Log(ELogVerbosity eVerbosity, const char * format, ...)
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{
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va_list args;
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va_start(args, format);
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LogInternal(eVerbosity, format, args);
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}
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void FileLogSystem::LogVa(va_list args, ELogVerbosity eVerbosity, const char * format)
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{
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LogInternal(eVerbosity, format, args);
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}
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void FileLogSystem::LogInternal(ELogVerbosity eVerbosity, const char * format, va_list args)
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{
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if (eVerbosity > m_eVerbosity || eVerbosity == eLV_NEVER) return;
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if (!m_fp) OpenFile();
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if (!m_fp) return;
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int result = vsnprintf(m_buff, LOGSYSTEM_MAX_BUFFER-1, format, args);
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// Make sure there's a limit to the amount of rubbish we can output
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m_buff[LOGSYSTEM_MAX_BUFFER-1] = '\0';
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fprintf(m_fp, "%s", m_buff);
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fflush(m_fp);
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}
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bool FileLogSystem::OpenFile()
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{
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m_fp = fopen(m_sPath.c_str(),"wt");
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return m_fp;
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}
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bool FileLogSystem::CloseFile()
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{
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if (!m_fp) return false;
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bool bResult = fclose(m_fp);
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m_fp = NULL;
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return bResult;
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}
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