greenplumn CLoggerSyslog 源码
greenplumn CLoggerSyslog 代码
文件路径：/src/backend/gporca/libgpos/include/gpos/error/CLoggerSyslog.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2010 Greenplum, Inc.
//
// @filename:
// CLoggerSyslog.h
//
// @doc:
// Implementation of logging interface over syslog
//---------------------------------------------------------------------------
#ifndef GPOS_CLoggerSyslog_H
#define GPOS_CLoggerSyslog_H
#include "gpos/error/CLogger.h"
#define GPOS_SYSLOG_ALERT(szMsg) CLoggerSyslog::Alert(GPOS_WSZ_LIT(szMsg))
namespace gpos
{
//---------------------------------------------------------------------------
// @class:
// CLoggerSyslog
//
// @doc:
// Syslog logging.
//
//---------------------------------------------------------------------------
class CLoggerSyslog : public CLogger
{
private:
// executable name
const CHAR *m_proc_name;
// initialization flags
ULONG m_init_mask;
// message priotity
ULONG m_message_priority;
// write string to syslog
void Write(const WCHAR *log_entry, ULONG severity) override;
static CLoggerSyslog m_alert_logger;
public:
CLoggerSyslog(const CLoggerSyslog &) = delete;
// ctor
CLoggerSyslog(const CHAR *proc_name, ULONG init_mask,
ULONG message_priority);
// dtor
~CLoggerSyslog() override;
// write alert message to syslog - use ASCII characters only
static void Alert(const WCHAR *msg);
}; // class CLoggerSyslog
} // namespace gpos
#endif // !GPOS_CLoggerSyslog_H
// EOF
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