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/*
* Copyright 1999-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/***************************************************************************
* Description: Logger object definitions *
* Author: Gal Shachor <shachor@il.ibm.com> *
* Version: $Revision: 406365 $ *
***************************************************************************/
#ifndef JK_LOGGER_H
#define JK_LOGGER_H
#include "jk_global.h"
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct jk_logger jk_logger_t;
struct jk_logger
{
void *logger_private;
int level;
int (JK_METHOD * log) (jk_logger_t *l, int level, const char *what);
};
typedef struct file_logger_t file_logger_t;
struct file_logger_t
{
FILE *logfile;
/* For Apache 2 APR piped logging */
void *jklogfp;
/* For Apache 1.3 piped logging */
int log_fd;
};
/* Level like Java tracing, but available only
at compile time on DEBUG preproc define.
*/
#define JK_LOG_TRACE_LEVEL 0
#define JK_LOG_DEBUG_LEVEL 1
#define JK_LOG_INFO_LEVEL 2
#define JK_LOG_WARNING_LEVEL 3
#define JK_LOG_ERROR_LEVEL 4
#define JK_LOG_EMERG_LEVEL 5
#define JK_LOG_REQUEST_LEVEL 6
#define JK_LOG_TRACE_VERB "trace"
#define JK_LOG_DEBUG_VERB "debug"
#define JK_LOG_INFO_VERB "info"
#define JK_LOG_WARN_VERB "warn"
#define JK_LOG_ERROR_VERB "error"
#define JK_LOG_EMERG_VERB "emerg"
#if defined(__GNUC__) || (defined(_MSC_VER) && (_MSC_VER > 1200))
#define JK_LOG_TRACE __FILE__,__LINE__,__FUNCTION__,JK_LOG_TRACE_LEVEL
#define JK_LOG_DEBUG __FILE__,__LINE__,__FUNCTION__,JK_LOG_DEBUG_LEVEL
#define JK_LOG_ERROR __FILE__,__LINE__,__FUNCTION__,JK_LOG_ERROR_LEVEL
#define JK_LOG_EMERG __FILE__,__LINE__,__FUNCTION__,JK_LOG_EMERG_LEVEL
#define JK_LOG_INFO __FILE__,__LINE__,__FUNCTION__,JK_LOG_INFO_LEVEL
#define JK_LOG_WARNING __FILE__,__LINE__,__FUNCTION__,JK_LOG_WARNING_LEVEL
#else
#define JK_LOG_TRACE __FILE__,__LINE__,NULL,JK_LOG_TRACE_LEVEL
#define JK_LOG_DEBUG __FILE__,__LINE__,NULL,JK_LOG_DEBUG_LEVEL
#define JK_LOG_ERROR __FILE__,__LINE__,NULL,JK_LOG_ERROR_LEVEL
#define JK_LOG_EMERG __FILE__,__LINE__,NULL,JK_LOG_EMERG_LEVEL
#define JK_LOG_INFO __FILE__,__LINE__,NULL,JK_LOG_INFO_LEVEL
#define JK_LOG_WARNING __FILE__,__LINE__,NULL,JK_LOG_WARNING_LEVEL
#endif
#define JK_LOG_REQUEST __FILE__,0,NULL,JK_LOG_REQUEST_LEVEL
#if defined(JK_PRODUCTION)
/* TODO: all DEBUG messages should be compiled out
* when this define is in place.
*/
#define JK_IS_PRODUCTION 1
#define JK_TRACE_ENTER(l)
#define JK_TRACE_EXIT(l)
#else
#define JK_IS_PRODUCTION 0
#define JK_TRACE_ENTER(l) \
do { \
if ((l) && (l)->level == JK_LOG_TRACE_LEVEL) { \
jk_log((l), JK_LOG_TRACE, "enter"); \
} } while (0)
#define JK_TRACE_EXIT(l) \
do { \
if ((l) && (l)->level == JK_LOG_TRACE_LEVEL) { \
jk_log((l), JK_LOG_TRACE, "exit"); \
} } while (0)
#endif /* JK_PRODUCTION */
#define JK_LOG_NULL_PARAMS(l) jk_log((l), JK_LOG_ERROR, "NULL parameters")
/* Debug level macro
* It is more efficient to check the level prior
* calling function that will not execute anyhow because of level
*/
#define JK_IS_DEBUG_LEVEL(l) ((l) && (l)->level < JK_LOG_INFO_LEVEL)
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* JK_LOGGER_H */
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