mirror of
https://github.com/TigerVNC/tigervnc.git
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47ed8d321c
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2 3789f03b-4d11-0410-bbf8-ca57d06f2519
108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
/* Copyright (C) 2002-2003 RealVNC Ltd. All Rights Reserved.
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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// -=- Logger.cxx - support for the Logger and LogWriter classes
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#include <stdarg.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef WIN32
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#define strcasecmp _stricmp
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#define vsnprintf _vsnprintf
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#define HAVE_VSNPRINTF
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#endif
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#include <rfb/Logger.h>
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#include <rfb/LogWriter.h>
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#include <rfb/util.h>
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using namespace rfb;
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#ifndef HAVE_VSNPRINTF
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static int vsnprintf(char *str, size_t n, const char *format, va_list ap)
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{
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str[0] = 0;
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FILE* fp = fopen("/dev/null","w");
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if (!fp) return 0;
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int len = vfprintf(fp, format, ap);
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if (len <= 0) return 0;
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fclose(fp);
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CharArray s(len+1);
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vsprintf(s.buf, format, ap);
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if (len > (int)n-1) len = n-1;
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memcpy(str, s.buf, len);
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str[len] = 0;
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return len;
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}
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#endif
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Logger* Logger::loggers = 0;
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Logger::Logger(const char* name) : registered(false), m_name(name), m_next(0) {
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}
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Logger::~Logger() {
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// *** Should remove this logger here!
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}
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void Logger::write(int level, const char *logname, const char* format,
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va_list ap)
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{
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// - Format the supplied data, and pass it to the
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// actual log_message function
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// The log level is included as a hint for loggers capable of representing
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// different log levels in some way.
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char buf1[4096];
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vsnprintf(buf1, sizeof(buf1)-1, format, ap);
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buf1[sizeof(buf1)-1] = 0;
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write(level, logname, buf1);
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}
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void
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Logger::registerLogger() {
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if (!registered) {
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registered = true;
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m_next = loggers;
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loggers=this;
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}
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}
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Logger*
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Logger::getLogger(const char* name) {
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Logger* current = loggers;
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while (current) {
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if (strcasecmp(name, current->m_name) == 0) return current;
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current = current->m_next;
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}
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return 0;
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}
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void
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Logger::listLoggers() {
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Logger* current = loggers;
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while (current) {
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printf(" %s\n", current->m_name);
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current = current->m_next;
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}
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}
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