/*
* @(#)log.h 1.6 95/07/17
*
* Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*/
/*
* Logging utilities for debugging.
*/
#ifndef _LOG_H_
#define _LOG_H_
#ifdef LOGGING
#include <stdio.h>
/*
* NOTE: I [Tim] changed command-line parsing of the -l flag to allow
* -l0 to be passed in. PERMANENT LOG STATEMENTS SHOULD NOT USE LEVEL 0!
* It is intended to be used temporarily to limit logging output to
* specific messages during debugging. Otherwise even level 1 logging
* buries you in output.
*/
extern int logging_level;
#define Log(level, message) { \
if (level <= logging_level) \
fprintf(stderr, message); \
}
#define Log1(level, message, x1) { \
if (level <= logging_level) \
fprintf(stderr, message, (x1)); \
}
#define Log2(level, message, x1, x2) { \
if (level <= logging_level) \
fprintf(stderr, message, (x1), (x2)); \
}
#define Log3(level, message, x1, x2, x3) { \
if (level <= logging_level) \
fprintf(stderr, message, (x1), (x2), (x3)); \
}
#define Log4(level, message, x1, x2, x3, x4) { \
if (level <= logging_level) \
fprintf(stderr, message, (x1), (x2), (x3), (x4)); \
}
#else
#define Log(level, message)
#define Log1(level, message, x1)
#define Log2(level, message, x1, x2)
#define Log3(level, message, x1, x2, x3)
#define Log4(level, message, x1, x2, x3, x4)
#endif /* LOGGING */
#endif /* !_LOG_H_ */