text: /* Copyright (C) 2000 MySQL AB
  
     This program 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.
  
     This program 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 */
  
  #ifndef _dbug_h
  #define _dbug_h
  
  #ifdef	__cplusplus
  extern "C" {
  #endif
  #if !defined(DBUG_OFF) && !defined(_lint)
  extern	int _db_on_,_no_db_;
  extern	FILE *_db_fp_;
  extern	char *_db_process_;
  extern	int _db_keyword_(const char *keyword);
  extern  int _db_strict_keyword_(const char *keyword);
  extern	void _db_setjmp_(void);
  extern	void _db_longjmp_(void);
  extern	void _db_push_(const char *control);
  extern	void _db_pop_(void);
  extern	void _db_enter_(const char *_func_,const char *_file_,uint _line_,
  			const char **_sfunc_,const char **_sfile_,
  			uint *_slevel_, char ***);
  extern	void _db_return_(uint _line_,const char **_sfunc_,const char **_sfile_,
  			 uint *_slevel_);
  extern	void _db_pargs_(uint _line_,const char *keyword);
  extern	void _db_doprnt_ _VARARGS((const char *format,...));
  extern	void _db_dump_(uint _line_,const char *keyword,const char *memory,
  		       uint length);
  extern	void _db_output_(uint flag);
  extern	void _db_lock_file(void);
  extern	void _db_unlock_file(void);
  
  #define DBUG_ENTER(a) const char *_db_func_, *_db_file_; uint _db_level_; \
  	char **_db_framep_; \
  	_db_enter_ (a,__FILE__,__LINE__,&_db_func_,&_db_file_,&_db_level_, \
  		    &_db_framep_)
  #define DBUG_LEAVE \
  	(_db_return_ (__LINE__, &_db_func_, &_db_file_, &_db_level_))
  #define DBUG_RETURN(a1) {DBUG_LEAVE; return(a1);}
  #define DBUG_VOID_RETURN {DBUG_LEAVE; return;}
  #define DBUG_EXECUTE(keyword,a1) \
  	{if (_db_on_) {if (_db_keyword_ (keyword)) { a1 }}}
  #define DBUG_PRINT(keyword,arglist) \
  	{if (_db_on_) {_db_pargs_(__LINE__,keyword); _db_doprnt_ arglist;}}
  #define DBUG_PUSH(a1) _db_push_ (a1)
  #define DBUG_POP() _db_pop_ ()
  #define DBUG_PROCESS(a1) (_db_process_ = a1)
  #define DBUG_FILE (_db_fp_)
  #define DBUG_SETJMP(a1) (_db_setjmp_ (), setjmp (a1))
  #define DBUG_LONGJMP(a1,a2) (_db_longjmp_ (), longjmp (a1, a2))
  #define DBUG_DUMP(keyword,a1,a2)\
  	{if (_db_on_) {_db_dump_(__LINE__,keyword,a1,a2);}}
  #define DBUG_IN_USE (_db_fp_ && _db_fp_ != stderr)
  #define DEBUGGER_OFF _no_db_=1;_db_on_=0;
  #define DEBUGGER_ON  _no_db_=0
  #define DBUG_LOCK_FILE { _db_lock_file(); }
  #define DBUG_UNLOCK_FILE { _db_unlock_file(); }
  #define DBUG_OUTPUT(A) { _db_output_(A); }
  #define DBUG_ASSERT(A) assert(A)
  #define DBUG_EXECUTE_IF(keyword,a1) \
          {if (_db_on_) {if (_db_strict_keyword_ (keyword)) { a1 }}}
  #else						/* No debugger */
  
  #define DBUG_ENTER(a1)
  #define DBUG_RETURN(a1) return(a1)
  #define DBUG_VOID_RETURN return
  #define DBUG_EXECUTE(keyword,a1) {}
  #define DBUG_EXECUTE_IF(keyword,a1) {}
  #define DBUG_PRINT(keyword,arglist) {}
  #define DBUG_PUSH(a1) {}
  #define DBUG_POP() {}
  #define DBUG_PROCESS(a1) {}
  #define DBUG_FILE (stderr)
  #define DBUG_SETJMP setjmp
  #define DBUG_LONGJMP longjmp
  #define DBUG_DUMP(keyword,a1,a2) {}
  #define DBUG_IN_USE 0
  #define DEBUGGER_OFF
  #define DEBUGGER_ON
  #define DBUG_LOCK_FILE
  #define DBUG_UNLOCK_FILE
  #define DBUG_OUTPUT(A)
  #define DBUG_ASSERT(A) {}
  #endif
  #ifdef	__cplusplus
  }
  #endif
  #endif
  