/* Finit daemon log functions
 *
 * Copyright (c) 2008-2017  Joachim Nilsson <troglobit@gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef FINIT_LOG_H_
#define FINIT_LOG_H_

#include <syslog.h>

/*
 * Developer error and debug messages, otherwise --> use logit() <--
 *                                                   ~~~~~~~~~~~
 * All of these prepend the function, so only use for critical warnings
 * errors and debug messages.  For all other user messages, see logit()
 *
 * The default log level is LOG_NOTICE.  To toggle LOG_DEBUG messages,
 * use `initctl debug` or add `debug` to the kernel cmdline.
 */
#define  _d(fmt, args...) logit(LOG_DEBUG,   "%s():" fmt "\n", __func__, ##args)
#define  _w(fmt, args...) logit(LOG_WARNING, "%s():" fmt "\n", __func__, ##args)
#define  _e(fmt, args...) logit(LOG_ERR,     "%s():" fmt "\n", __func__, ##args)
#define _pe(fmt, args...) logit(LOG_ERR,     "%s():" fmt ": %m\n", __func__, ##args)

void    log_init        (int dbg);
void    log_exit        (void);

void    log_silent      (void);
int     log_is_silent   (void);

void    log_debug       (void);
int     log_is_debug    (void);

void    logit           (int prio, const char *fmt, ...);

#endif /* FINIT_LOG_H_ */