postgresql/src/include/utils/elog.h

/*-------------------------------------------------------------------------
 *
 * elog.h
 *	  POSTGRES error logging definitions.
 *
 *
 * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $Id: elog.h,v 1.40 2002/09/04 20:31:45 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef ELOG_H
#define ELOG_H

/* Error level codes */
#define DEBUG5		10			/* Debugging messages, in categories of
								 * decreasing detail. */
#define DEBUG4		11
#define DEBUG3		12
#define DEBUG2		13
#define DEBUG1		14
#define LOG			15			/* Server operational messages; sent only
								 * to server log by default. */
#define COMMERROR	16			/* Client communication problems; same as
								 * LOG for server reporting, but never
								 * sent to client. */
#define INFO		17			/* Informative messages that are always
								 * sent to client;	is not affected by
								 * client_min_messages */
#define NOTICE		18			/* Helpful messages to users about query
								 * operation;  sent to client and server
								 * log by default. */
#define WARNING		19			/* Warnings */
#define ERROR		20			/* user error - abort transaction; return
								 * to known state */
#define FATAL		21			/* fatal error - abort process */
#define PANIC		22			/* take down the other backends with me */

 /*#define DEBUG DEBUG1*/	/* Backward compatibility with pre-7.3 */

/* Configurable parameters */
#ifdef HAVE_SYSLOG
extern int	Use_syslog;
#endif
extern bool Log_timestamp;
extern bool Log_pid;

extern void
elog(int lev, const char *fmt,...)
/* This extension allows gcc to check the format string for consistency with
   the supplied arguments. */
__attribute__((format(printf, 2, 3)));

extern int	DebugFileOpen(void);

#endif   /* ELOG_H */