dprint.h
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 /*
  * $Id$
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  *
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  * Copyright (C) 2001-2003 FhG Fokus
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  *
  * This file is part of ser, a free SIP server.
  *
  * ser 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 2 of the License, or
  * (at your option) any later version
  *
  * For a license to use the ser software under conditions
  * other than those described here, or to purchase support for this
  * software, please contact iptel.org by e-mail at the following addresses:
  *    info@iptel.org
  *
  * ser 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, write to the Free Software 
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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  */
 
 
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 #ifndef dprint_h
 #define dprint_h
 
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 #include <syslog.h>
 
 
 #define L_ALERT -3
 #define L_CRIT  -2
 #define L_ERR   -1
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 #define L_DEFAULT 0
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 #define L_WARN   1
 #define L_NOTICE 2
 #define L_INFO   3
 #define L_DBG    4
 
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 /* vars:*/
 
 extern int debug;
 extern int log_stderr;
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 extern int log_facility;
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 #define DPRINT_LEV	1
 /* priority at which we log */
 #define DPRINT_PRIO LOG_DEBUG
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 void dprint (char* format, ...);
 
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 int str2facility(char *s);
 
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 /* C >= 99 has __func__, older gcc versions have __FUNCTION__ */
 #if __STDC_VERSION__ < 199901L
 # if __GNUC__ >= 2
 #  define _FUNC_NAME_ __FUNCTION__
 # else
 #  define _FUNC_NAME_ ""
 # endif
 #else
 # define _FUNC_NAME_ __func__
 #endif
 
 
 #define XCT2STR(i) #i
 #define CT2STR(l) XCT2STR(l)
 
 #define LOC_INFO	__FILE__ ":" CT2STR(__LINE__) ": "
 
 
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 #ifdef NO_DEBUG
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 	#ifdef __SUNPRO_C
 		#define DPrint(...)
 	#else
 		#define DPrint(fmt, args...)
 	#endif
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 #else
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 	#ifdef __SUNPRO_C
 		#define DPrint( ...) \
 			do{ \
 				if (debug>=DPRINT_LEV){ \
 					if (log_stderr){ \
 						dprint (__VA_ARGS__); \
 					}else{ \
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 						syslog(DPRINT_LEV|log_facility,  __VA_ARGS__); \
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 					}\
 				} \
 			}while(0)
 	#else
 			#define DPrint(fmt,args...) \
 			do{ \
 				if (debug>=DPRINT_LEV){ \
 					if (log_stderr){ \
 						dprint (fmt, ## args); \
 					}else{ \
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 						syslog(DPRINT_LEV|log_facility, fmt, ## args); \
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 					}\
 				} \
 			}while(0)
 	#endif
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 #endif
 
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 #ifndef NO_DEBUG
 	#undef NO_LOG
 #endif
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 #ifdef NO_LOG
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 	#ifdef __SUNPRO_C
 		#define LOG(lev, ...)
 	#else
 		#define LOG(lev, fmt, args...)
 	#endif
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 #else
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 	#ifdef __SUNPRO_C
 		#define LOG(lev, ...) \
 			do { \
 				if (debug>=(lev)){ \
 					if (log_stderr) dprint (__VA_ARGS__); \
 					else { \
 						switch(lev){ \
 							case L_CRIT: \
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 								syslog(LOG_CRIT|log_facility, __VA_ARGS__); \
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 								break; \
 							case L_ALERT: \
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 								syslog(LOG_ALERT|log_facility, __VA_ARGS__); \
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 								break; \
 							case L_ERR: \
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 								syslog(LOG_ERR|log_facility, __VA_ARGS__); \
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 								break; \
 							case L_WARN: \
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 								syslog(LOG_WARNING|log_facility, __VA_ARGS__);\
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 								break; \
 							case L_NOTICE: \
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 								syslog(LOG_NOTICE|log_facility, __VA_ARGS__); \
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 								break; \
 							case L_INFO: \
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 								syslog(LOG_INFO|log_facility, __VA_ARGS__); \
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 								break; \
 							case L_DBG: \
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 								syslog(LOG_DEBUG|log_facility, __VA_ARGS__); \
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 								break; \
 						} \
 					} \
 				} \
 			}while(0)
 	#else
 		#define LOG(lev, fmt, args...) \
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 			do { \
 				if (debug>=(lev)){ \
 					if (log_stderr) dprint (fmt, ## args); \
 					else { \
 						switch(lev){ \
 							case L_CRIT: \
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 								syslog(LOG_CRIT|log_facility, fmt, ##args); \
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 								break; \
 							case L_ALERT: \
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 								syslog(LOG_ALERT|log_facility, fmt, ##args); \
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 								break; \
 							case L_ERR: \
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 								syslog(LOG_ERR|log_facility, fmt, ##args); \
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 								break; \
 							case L_WARN: \
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 								syslog(LOG_WARNING|log_facility, fmt, ##args);\
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 								break; \
 							case L_NOTICE: \
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 								syslog(LOG_NOTICE|log_facility, fmt, ##args); \
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 								break; \
 							case L_INFO: \
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 								syslog(LOG_INFO|log_facility, fmt, ##args); \
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 								break; \
 							case L_DBG: \
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 								syslog(LOG_DEBUG|log_facility, fmt, ##args); \
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 								break; \
 						} \
 					} \
 				} \
 			}while(0)
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 	#endif /*SUN_PRO_C*/
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 #endif
 
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 #ifdef NO_DEBUG
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 	#ifdef __SUNPRO_C
 		#define DBG(...)
 	#else
 		#define DBG(fmt, args...)
 	#endif
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 #else
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 	#ifdef __SUNPRO_C
 		#define DBG(...) LOG(L_DBG, __VA_ARGS__)
 	#else
 		#define DBG(fmt, args...) LOG(L_DBG, fmt, ## args)
 	#endif
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 #endif
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 #ifdef __SUNPRO_C
 		#define DEBUG(...) DBG("DEBUG"            LOC_INFO __VA_ARGS__)
 		#define ERR(...)  LOG(L_ERR, "ERROR: "    LOC_INFO __VA_ARGS__)
 		#define WARN(...) LOG(L_WARN, "WARNING: " LOC_INFO __VA_ARGS__)
 		#define INFO(...) LOG(L_INFO, "INFO: "    LOC_INFO __VA_ARGS__)
 		#define BUG(...) LOG(L_CRIT, "BUG: "      LOC_INFO __VA_ARGS__)
 #else
 		#define DEBUG(fmt, args...) DBG("DEBUG "        LOC_INFO fmt, ## args)
 		#define ERR(fmt, args...) LOG(L_ERR, "ERROR: "  LOC_INFO fmt, ## args)
 		#define WARN(fmt, args...) LOG(L_WARN, "WARN: " LOC_INFO fmt, ## args)
 		#define INFO(fmt, args...) LOG(L_INFO, "INFO: " LOC_INFO fmt, ## args)
 		#define BUG(fmt, args...) LOG(L_CRIT, "BUG: "   LOC_INFO fmt, ## args)
 #endif
 
 
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 #endif /* ifndef dprint_h */