/**

 * @file print.h

 * @brief Logging support functions

 * @note Copyright (C) 2011 Richard Cochran <richardcochran@gmail.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License along

 * with this program; if not, write to the Free Software Foundation, Inc.,

 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 */

#ifndef HAVE_PRINT_H

#define HAVE_PRINT_H

#include <syslog.h>

#include "util.h"

#define PRINT_LEVEL_MIN LOG_EMERG

#define PRINT_LEVEL_MAX LOG_DEBUG

#ifdef __GNUC__

__attribute__ ((format (printf, 2, 3)))

#endif

void print(int level, char const *format, ...);

void print_set_progname(const char *name);

void print_set_tag(const char *tag);

void print_set_syslog(int value);

void print_set_level(int level);

void print_set_verbose(int value);

#define pr_emerg(x...)   print(LOG_EMERG, x)

#define pr_alert(x...)   print(LOG_ALERT, x)

#define pr_crit(x...)    print(LOG_CRIT, x)

#define pr_err(x...)     print(LOG_ERR, x)

#define pr_warning(x...) print(LOG_WARNING, x)

#define pr_notice(x...)  print(LOG_NOTICE, x)

#define pr_info(x...)    print(LOG_INFO, x)

#define pr_debug(x...)   print(LOG_DEBUG, x)

#define PRINT_RL(l, i, x...) \

	do { \

		static time_t last = -i; \

		if (!rate_limited(i, &last)) \

			print(l, x); \

	} while (0);

/* Rate limited versions */

#define pl_emerg(i, x...)   PRINT_RL(LOG_EMERG, i, x)

#define pl_alert(i, x...)   PRINT_RL(LOG_ALERT, i, x)

#define pl_crit(i, x...)    PRINT_RL(LOG_CRIT, i, x)

#define pl_err(i, x...)     PRINT_RL(LOG_ERR, i, x)

#define pl_warning(i, x...) PRINT_RL(LOG_WARNING, i, x)

#define pl_notice(i, x...)  PRINT_RL(LOG_NOTICE, i, x)

#define pl_info(i, x...)    PRINT_RL(LOG_INFO, i, x)

#define pl_debug(i, x...)   PRINT_RL(LOG_DEBUG, i, x)

#endif