1*18c2aff7Sartem /*************************************************************************** 2*18c2aff7Sartem * CVSID: $Id$ 3*18c2aff7Sartem * 4*18c2aff7Sartem * logger.h : Logging facility 5*18c2aff7Sartem * 6*18c2aff7Sartem * Copyright (C) 2003 David Zeuthen, <david@fubar.dk> 7*18c2aff7Sartem * 8*18c2aff7Sartem * Licensed under the Academic Free License version 2.1 9*18c2aff7Sartem * 10*18c2aff7Sartem * This program is free software; you can redistribute it and/or modify 11*18c2aff7Sartem * it under the terms of the GNU General Public License as published by 12*18c2aff7Sartem * the Free Software Foundation; either version 2 of the License, or 13*18c2aff7Sartem * (at your option) any later version. 14*18c2aff7Sartem * 15*18c2aff7Sartem * This program is distributed in the hope that it will be useful, 16*18c2aff7Sartem * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*18c2aff7Sartem * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*18c2aff7Sartem * GNU General Public License for more details. 19*18c2aff7Sartem * 20*18c2aff7Sartem * You should have received a copy of the GNU General Public License 21*18c2aff7Sartem * along with this program; if not, write to the Free Software 22*18c2aff7Sartem * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 23*18c2aff7Sartem * 24*18c2aff7Sartem **************************************************************************/ 25*18c2aff7Sartem 26*18c2aff7Sartem #ifndef LOGGER_H 27*18c2aff7Sartem #define LOGGER_H 28*18c2aff7Sartem 29*18c2aff7Sartem #include <stdio.h> 30*18c2aff7Sartem #include <stdlib.h> 31*18c2aff7Sartem 32*18c2aff7Sartem /** 33*18c2aff7Sartem * @addtogroup HalDaemonLogging 34*18c2aff7Sartem * 35*18c2aff7Sartem * @{ 36*18c2aff7Sartem */ 37*18c2aff7Sartem 38*18c2aff7Sartem 39*18c2aff7Sartem /** Logging levels for HAL daemon 40*18c2aff7Sartem */ 41*18c2aff7Sartem enum { 42*18c2aff7Sartem HAL_LOGPRI_TRACE = (1 << 0), /**< function call sequences */ 43*18c2aff7Sartem HAL_LOGPRI_DEBUG = (1 << 1), /**< debug statements in code */ 44*18c2aff7Sartem HAL_LOGPRI_INFO = (1 << 2), /**< informational level */ 45*18c2aff7Sartem HAL_LOGPRI_WARNING = (1 << 3), /**< warnings */ 46*18c2aff7Sartem HAL_LOGPRI_ERROR = (1 << 4) /**< error */ 47*18c2aff7Sartem }; 48*18c2aff7Sartem 49*18c2aff7Sartem void logger_setup (int priority, const char *file, int line, const char *function); 50*18c2aff7Sartem 51*18c2aff7Sartem void logger_emit (const char *format, ...); 52*18c2aff7Sartem void logger_forward_debug (const char *format, ...); 53*18c2aff7Sartem 54*18c2aff7Sartem void logger_enable (void); 55*18c2aff7Sartem void logger_disable (void); 56*18c2aff7Sartem 57*18c2aff7Sartem void logger_enable_syslog (void); 58*18c2aff7Sartem void logger_disable_syslog (void); 59*18c2aff7Sartem 60*18c2aff7Sartem void setup_logger (void); 61*18c2aff7Sartem 62*18c2aff7Sartem #ifdef __SUNPRO_C 63*18c2aff7Sartem #define __FUNCTION__ __func__ 64*18c2aff7Sartem #endif 65*18c2aff7Sartem 66*18c2aff7Sartem /** Trace logging macro */ 67*18c2aff7Sartem #define HAL_TRACE(expr) do {logger_setup(HAL_LOGPRI_TRACE, __FILE__, __LINE__, __FUNCTION__); logger_emit expr; } while(0) 68*18c2aff7Sartem 69*18c2aff7Sartem /** Debug information logging macro */ 70*18c2aff7Sartem #define HAL_DEBUG(expr) do {logger_setup(HAL_LOGPRI_DEBUG, __FILE__, __LINE__, __FUNCTION__); logger_emit expr; } while(0) 71*18c2aff7Sartem 72*18c2aff7Sartem /** Information level logging macro */ 73*18c2aff7Sartem #define HAL_INFO(expr) do {logger_setup(HAL_LOGPRI_INFO, __FILE__, __LINE__, __FUNCTION__); logger_emit expr; } while(0) 74*18c2aff7Sartem 75*18c2aff7Sartem /** Warning level logging macro */ 76*18c2aff7Sartem #define HAL_WARNING(expr) do {logger_setup(HAL_LOGPRI_WARNING, __FILE__, __LINE__, __FUNCTION__); logger_emit expr; } while(0) 77*18c2aff7Sartem 78*18c2aff7Sartem /** Error leve logging macro */ 79*18c2aff7Sartem #define HAL_ERROR(expr) do {logger_setup(HAL_LOGPRI_ERROR, __FILE__, __LINE__, __FUNCTION__); logger_emit expr; } while(0) 80*18c2aff7Sartem 81*18c2aff7Sartem /** Macro for terminating the program on an unrecoverable error */ 82*18c2aff7Sartem #define DIE(expr) do {printf("*** [DIE] %s:%s():%d : ", __FILE__, __FUNCTION__, __LINE__); printf expr; printf("\n"); exit(1); } while(0) 83*18c2aff7Sartem 84*18c2aff7Sartem /** @} */ 85*18c2aff7Sartem 86*18c2aff7Sartem #endif /* LOGGER_H */ 87