1 files changed, 60 insertions, 0 deletions
diff --git a/project2/common/loggers.h b/project2/common/loggers.h
new file mode 100644
index 0000000..69b352c
--- /dev/null
+++ b/project2/common/loggers.h
@@ -0,0 +1,60 @@
+#ifndef LOGGERS_H
+#define LOGGERS_H
+
+#include "logger.h"
+
+/// Base class for classes providing a logging facility
+class LogDriverBase : public virtual IntrusivePtrBase {
+	public:
+		LogDriverBase(int level);
+		virtual ~LogDriverBase();
+
+		virtual void message(int priority, const char * msg) const = 0;
+		const int level;
+};
+
+/// Base class for loggers that write to some sort of file handle
+class FileBasedLogDriver : public LogDriverBase {
+	public:
+		FileBasedLogDriver(FILE *, int level, bool timestamp);
+		virtual ~FileBasedLogDriver() = 0;
+
+		virtual void message(int priority, const char * msg) const;
+
+	protected:
+		void writeTimestamp() const;
+		void writeLevel(int level) const;
+		FILE * file;
+		bool timestamp;
+
+	private:
+		const char * timeStr() const;
+		mutable char tmbuf[30];
+};
+
+/// Logger that writes to the console
+class ConsoleLogDriver : public FileBasedLogDriver {
+	public:
+		ConsoleLogDriver(FILE *, int level, bool timestamp);
+		~ConsoleLogDriver();
+
+};
+
+/// Logger that writes to a file
+class FileLogDriver : public FileBasedLogDriver {
+	public:
+		FileLogDriver(const char * path, int level);
+		~FileLogDriver();
+};
+
+/// Logger that writes to syslog
+class SyslogLogDriver : public LogDriverBase {
+	public:
+		SyslogLogDriver(const char * ident, int level, int option = 0, int facility = LOG_USER);
+		virtual ~SyslogLogDriver();
+
+		virtual void message(int priority, const char * msg) const;
+};
+
+#endif
+