mirror of
https://github.com/ChronosX88/netsukuku.git
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122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
/* This file is part of Netsukuku system
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* (c) Copyright 2004 Andrea Lo Pumo aka AlpT <alpt@freaknet.org>
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*
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* This source code is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*
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* This source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* Please refer to the GNU Public License for more details.
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*
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* You should have received a copy of the GNU Public License along with
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* this source code; if not, write to:
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* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef LOG_H
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#define LOG_H
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#include <stdarg.h>
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/*
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* Use ERROR_MSG and ERROR_POS in this way:
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* printf(ERROR_MSG "damn! damn! damn!", ERROR_POS);
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* printf(ERROR_MSG "damn! damn! damn!", ERROR_FUNC);
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*/
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#define ERROR_MSG "%s:%d: "
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#define ERROR_POS __FILE__, __LINE__
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#define ERROR_FUNC __FUNCTION__, __LINE__
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/*Debug levels*/
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#define DBG_NORMAL 1
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#define DBG_SOFT 2
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#define DBG_NOISE 3
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#define DBG_INSANE 4
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/*
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* ERROR_FINISH:
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* A kind way to say all was messed up, take this example:
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*
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* int func(void) // returns -1 on errors
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* {
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* int ret=0;
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*
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* ,,,BLA BLA...
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*
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* if(error_condition)
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* ERROR_FINISH(ret, -1, finish);
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*
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* error_condition &&
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* ERROR_FINISH(ret, -1, finish);
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*
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* ,,,BLA BLA...
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*
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* finish:
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* return ret;
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* }
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*/
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#define ERROR_FINISH(ret, err, label_finish) \
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({ \
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void *_label_finish=&&label_finish; \
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(ret)=(err); \
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goto *_label_finish; \
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\
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(ret); /* in this way gcc thinks this macro returns
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an integer */ \
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})
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#ifdef DEBUG
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/* Colors used to highlights things while debugging ;) */
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#define DEFCOL "\033[0m"
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#define BLACK(x) "\033[0;30m" x DEFCOL
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#define RED(x) "\033[0;31m" x DEFCOL
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#define GREEN(x) "\033[0;32m" x DEFCOL
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#define BROWN(x) "\033[0;33m" x DEFCOL
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#define BLUE(x) "\033[0;34m" x DEFCOL
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#define PURPLE(x) "\033[0;35m" x DEFCOL
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#define CYAN(x) "\033[0;36m" x DEFCOL
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#define LIGHTGRAY(x) "\033[0;37m" x DEFCOL
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#define DARKGRAY(x) "\033[1;30m" x DEFCOL
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#define LIGHTRED(x) "\033[1;31m" x DEFCOL
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#define LIGHTGREEN(x) "\033[1;32m" x DEFCOL
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#define YELLOW(x) "\033[1;33m" x DEFCOL
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#define LIGHTBLUE(x) "\033[1;34m" x DEFCOL
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#define MAGENTA(x) "\033[1;35m" x DEFCOL
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#define LIGHTCYAN(x) "\033[1;36m" x DEFCOL
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#define WHITE(x) "\033[1;37m" x DEFCOL
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#else
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#define BLACK(x) x
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#define RED(x) x
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#define GREEN(x) x
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#define BROWN(x) x
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#define BLUE(x) x
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#define PURPLE(x) x
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#define CYAN(x) x
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#define LIGHTGRAY(x) x
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#define DARKGRAY(x) x
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#define LIGHTRED(x) x
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#define LIGHTGREEN(x) x
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#define YELLOW(x) x
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#define LIGHTBLUE(x) x
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#define MAGENTA(x) x
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#define LIGHTCYAN(x) x
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#define WHITE(x) x
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#endif
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/* functions declaration */
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void log_init(char *, int, int );
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int log_to_file(char *filename);
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void close_log_file(void);
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void fatal(const char *, ...) __attribute__ ((noreturn));
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void error(const char *, ...);
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void loginfo(const char *, ...);
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void debug(int lvl, const char *, ...);
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void print_log(int level, const char *fmt, va_list args);
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#endif /*LOG_H*/
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