log.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2008, 2009, 2012 Nedko Arnaudov <nedko@arnaudov.name>
   6  * Copyright (C) 2008 Juuso Alasuutari <juuso.alasuutari@gmail.com>
   7  * Copyright (C) 2002 Robert Ham <rah@bash.sh>
   8  *
   9  **************************************************************************
  10  * This file contains log macros
  11  **************************************************************************
  12  *
  13  * LADI Session Handler is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 2 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * LADI Session Handler is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  25  * or write to the Free Software Foundation, Inc.,
  26  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  27  */
  28
  29 #ifndef __LADISH_LOG_H__
  30 #define __LADISH_LOG_H__
  31
  32 #define ANSI_BOLD_ON    "\033[1m"
  33 #define ANSI_BOLD_OFF   "\033[22m"
  34 #define ANSI_COLOR_RED  "\033[31m"
  35 #define ANSI_COLOR_YELLOW "\033[33m"
  36 #define ANSI_RESET      "\033[0m"
  37
  38 #include <stdio.h>
  39
  40 #include "config.h"
  41
  42 /* fallback for old gcc versions,
  43    http://gcc.gnu.org/onlinedocs/gcc/Function-Names.html */
  44 #if __STDC_VERSION__ < 199901L
  45 # if __GNUC__ >= 2
  46 #  define __func__ __FUNCTION__
  47 # else
  48 #  define __func__ "<unknown>"
  49 # endif
  50 #endif
  51
  52 #ifdef __cplusplus
  53 extern "C"
  54 #endif
  55 void
  56 ladish_log(
  57   unsigned int level,
  58   const char * file,
  59   unsigned int line,
  60   const char * func,
  61   const char * format,
  62   ...)
  63 #if defined (__GNUC__)
  64   __attribute__((format(printf, 5, 6)))
  65 #endif
  66   ;
  67
  68 #define LADISH_LOG_LEVEL_DEBUG        0
  69 #define LADISH_LOG_LEVEL_INFO         1
  70 #define LADISH_LOG_LEVEL_WARN         2
  71 #define LADISH_LOG_LEVEL_ERROR        3
  72 #define LADISH_LOG_LEVEL_ERROR_PLAIN  4
  73
  74 #define log_debug(fmt, args...)       ladish_log(LADISH_LOG_LEVEL_DEBUG,       __FILE__, __LINE__, __func__, fmt, ## args)
  75 #define log_info(fmt, args...)        ladish_log(LADISH_LOG_LEVEL_INFO,        __FILE__, __LINE__, __func__, fmt, ## args)
  76 #define log_warn(fmt, args...)        ladish_log(LADISH_LOG_LEVEL_WARN,        __FILE__, __LINE__, __func__, fmt, ## args)
  77 #define log_error(fmt, args...)       ladish_log(LADISH_LOG_LEVEL_ERROR,       __FILE__, __LINE__, __func__, fmt, ## args)
  78 #define log_error_plain(fmt, args...) ladish_log(LADISH_LOG_LEVEL_ERROR_PLAIN, __FILE__, __LINE__, __func__, fmt, ## args)
  79
  80 #endif /* __LADISH_LOG__ */