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Add Log class, only implemented for Linux. See #103

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This commit is contained in:
Micke Prag 2011-12-27 14:47:40 +01:00
parent d7e76f1bc1
commit 72188ef02f
3 changed files with 139 additions and 0 deletions
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3
telldus-core/service/CMakeLists.txt
View file

@ -19,6 +19,7 @@ SET( telldus-service_SRCS
Device.cpp
DeviceManager.cpp
Event.cpp
Log.cpp
Sensor.cpp
Settings.cpp
TelldusMain.cpp
@ -78,6 +79,7 @@ SET( telldus-service_HDRS
DeviceManager.h
Event.h
EventHandler.h
Log.h
Sensor.h
Settings.h
TelldusMain.h
@ -144,6 +146,7 @@ ELSE (APPLE) #### Linux ####
SET(DEFAULT_FTDI_ENGINE "libftdi")
FIND_LIBRARY(CONFUSE_LIBRARY confuse)
ADD_DEFINITIONS( -D_CONFUSE )
ADD_DEFINITIONS( -D_LINUX )
SET( telldus-service_TARGET telldusd )
LIST(APPEND telldus-service_SRCS

106
telldus-core/service/Log.cpp Normal file
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@ -0,0 +1,106 @@
#include "Log.h"
#include <stdarg.h>
#ifdef _LINUX
#include <syslog.h>
#endif
class Log::PrivateData {
public:
PrivateData() : logOutput(Log::System) {}
Log::LogOutput logOutput;
static Log *instance;
};
Log *Log::PrivateData::instance = 0;
Log::Log()
:d(new PrivateData)
{
#ifdef _LINUX
setlogmask(LOG_UPTO(LOG_INFO));
openlog("telldusd", LOG_CONS, LOG_USER);
#endif
}
Log::~Log() {
delete d;
#ifdef _LINUX
closelog();
#endif
}
void Log::debug(const char *fmt, ...) {
Log *log = Log::instance();
va_list ap;
va_start(ap, fmt);
log->message(Debug, fmt, ap);
va_end(ap);
}
void Log::notice(const char *fmt, ...) {
Log *log = Log::instance();
va_list ap;
va_start(ap, fmt);
log->message(Notice, fmt, ap);
va_end(ap);
}
void Log::warning(const char *fmt, ...) {
Log *log = Log::instance();
va_list ap;
va_start(ap, fmt);
log->message(Warning, fmt, ap);
va_end(ap);
}
void Log::error(const char *fmt, ...) {
Log *log = Log::instance();
va_list ap;
va_start(ap, fmt);
log->message(Error, fmt, ap);
va_end(ap);
}
void Log::setLogOutput(LogOutput logOutput) {
Log *log = Log::instance();
log->d->logOutput = logOutput;
}
void Log::message(Log::LogLevel logLevel, const char *format, va_list ap) const {
if (d->logOutput == StdOut) {
FILE *stream = stdout;
if (logLevel == Warning || logLevel == Error) {
stream = stderr;
}
vfprintf(stream, format, ap);
fprintf(stream, "\n");
fflush(stream);
} else {
#ifdef _LINUX
switch (logLevel) {
case Debug:
vsyslog(LOG_DEBUG, format, ap);
break;
case Notice:
vsyslog(LOG_NOTICE, format, ap);
break;
case Warning:
vsyslog(LOG_WARNING, format, ap);
break;
case Error:
vsyslog(LOG_ERR, format, ap);
break;
}
#endif
}
}
Log *Log::instance() {
if (PrivateData::instance == 0) {
PrivateData::instance = new Log();
}
return PrivateData::instance;
}

30
telldus-core/service/Log.h Normal file
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@ -0,0 +1,30 @@
#ifndef LOG_H
#define LOG_H
#include <stdio.h>
class Log {
public:
enum LogLevel { Debug, Notice, Warning, Error };
enum LogOutput { StdOut, System };
virtual ~Log();
static void debug(const char *fmt, ...);
static void notice(const char *fmt, ...);
static void warning(const char *fmt, ...);
static void error(const char *fmt, ...);
static void setLogOutput(LogOutput logOutput);
protected:
Log();
void message(LogLevel logLevel, const char *format, va_list ap) const;
static Log *instance();
private:
class PrivateData;
PrivateData *d;
};
#endif //LOG_H