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/*
* GLX Hardware Device Driver common code
*
* Based on the original MGA G200 driver (c) 1999 Wittawat Yamwong
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*
* Wittawat Yamwong <Wittawat.Yamwong@stud.uni-hannover.de>
*/
/* $XFree86: xc/lib/GL/mesa/src/drv/common/hwlog.h,v 1.5 2001/10/31 23:22:57 tsi Exp $ */
/* Usage:
* - use mgaError for error messages. Always write to X error and log file.
* - use mgaMsg for debugging. Can be disabled by undefining MGA_LOG_ENABLED.
*/
#ifndef HWLOG_INC
#define HWLOG_INC
#include <stdarg.h>
#include <stdio.h>
#define DBG_LEVEL_BASE 1
#define DBG_LEVEL_VERBOSE 10
#define DBG_LEVEL_ENTEREXIT 20
typedef struct
{
FILE *file;
int level;
unsigned int timeTemp;
char *prefix;
} hwlog_t;
extern hwlog_t hwlog;
#ifdef HW_LOG_ENABLED
/* open and close log file. */
int hwOpenLog(const char *filename, char *prefix);
void hwCloseLog(void);
/* return 1 if log file is succesfully opened */
int hwIsLogReady(void);
/* set current log level to 'level'. Messages with level less than or equal
the current log level will be written to the log file. */
void hwSetLogLevel(int level);
int hwGetLogLevel(void);
/* hwLog and hwLogv write a message to the log file. */
/* do not call these directly, use hwMsg() instead */
void hwLog(int level, const char *format, ...);
void hwLogv(int level, const char *format, va_list ap);
int usec( void );
/* hwMsg writes a message to the log file or to the standard X error file. */
void hwMsg(int level, const char *format, ...);
#else
static __inline__ int hwOpenLog(const char *f, char *prefix) { hwlog.prefix=prefix; return -1; }
#define hwIsLogReady() (0)
#define hwGetLogLevel() (-1)
#define hwLogLevel(n) (0)
#define hwLog()
#define hwMsg()
#define hwCloseLog()
#define hwSetLogLevel(x)
#define hwLogv(l,f,a)
#endif
void hwError(const char *format, ...);
#endif
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