log.h

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/*
 * Copyright (C) 2012 Sistemas Operativos - UTN FRBA. All rights reserved.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
#ifndef LOG_H_
#define LOG_H_
 
    #include <stdio.h>
    #include <stdbool.h>
    #include <sys/types.h>
 
    typedef enum {
        LOG_LEVEL_TRACE, 
        LOG_LEVEL_DEBUG, 
        LOG_LEVEL_INFO, 
        LOG_LEVEL_WARNING, 
        LOG_LEVEL_ERROR 
    } t_log_level;
 
    typedef struct {
        FILE* file;
        bool is_active_console;
        t_log_level detail;
        char *program_name;
        pid_t pid;
    }t_log;
 
    t_log*      log_create(char* file, char *process_name, bool is_active_console, t_log_level level);
 
    void        log_destroy(t_log* logger);
 
    void        log_trace(t_log* logger, const char* message, ...) __attribute__((format(printf, 2, 3)));
 
    void        log_debug(t_log* logger, const char* message, ...) __attribute__((format(printf, 2, 3)));
 
    void        log_info(t_log* logger, const char* message, ...) __attribute__((format(printf, 2, 3)));
 
    void        log_warning(t_log* logger, const char* message, ...) __attribute__((format(printf, 2, 3)));
 
    void        log_error(t_log* logger, const char* message, ...) __attribute__((format(printf, 2, 3)));
 
    char        *log_level_as_string(t_log_level level);
 
    t_log_level log_level_from_string(char *level);
 
#endif /* LOG_H_ */