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log.h
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1998-09-15
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/*
* @(#)log.h 1.10 98/07/01
*
* Copyright 1995-1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
/*
* 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.
*/
int jio_fprintf(FILE *, const char *fmt, ...);
extern int logging_level;
#define Log(level, message) { \
if (level <= logging_level) \
jio_fprintf(stderr, message); \
}
#define Log1(level, message, x1) { \
if (level <= logging_level) \
jio_fprintf(stderr, message, (x1)); \
}
#define Log2(level, message, x1, x2) { \
if (level <= logging_level) \
jio_fprintf(stderr, message, (x1), (x2)); \
}
#define Log3(level, message, x1, x2, x3) { \
if (level <= logging_level) \
jio_fprintf(stderr, message, (x1), (x2), (x3)); \
}
#define Log4(level, message, x1, x2, x3, x4) { \
if (level <= logging_level) \
jio_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_ */