haproxy/include/common/errors.h

/*
  include/common/errors.h
  Global error macros and constants

  Copyright (C) 2000-2007 Willy Tarreau - w@1wt.eu
  
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation, version 2.1
  exclusively.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef _COMMON_ERRORS_H
#define _COMMON_ERRORS_H

/* These flags may be used in various functions which are called from within
 * loops (eg: to start all listeners from all proxies). They provide enough
 * information to let the caller decide what to do. ERR_WARN and ERR_ALERT
 * do not indicate any error, just that a message has been put in a shared
 * buffer in order to be displayed by the caller.
 */
#define ERR_NONE	0x00	/* no error, no message returned */
#define ERR_RETRYABLE	0x01	/* retryable error, may be cumulated */
#define ERR_FATAL	0x02	/* fatal error, may be cumulated */
#define ERR_ABORT	0x04	/* it's preferable to end any possible loop */
#define ERR_WARN	0x08	/* a warning message has been returned */
#define ERR_ALERT	0x10	/* an alert message has been returned */

#define ERR_CODE	(ERR_RETRYABLE|ERR_FATAL|ERR_ABORT)	/* mask */

#endif /* _COMMON_ERRORS_H */

/*
 * Local variables:
 *  c-indent-level: 8
 *  c-basic-offset: 8
 * End:
 */