/mysql/include/mysql/my_dbug.h

  1/* Copyright (C) 2000 MySQL AB
  2
  3   This program is free software; you can redistribute it and/or modify
  4   it under the terms of the GNU General Public License as published by
  5   the Free Software Foundation; version 2 of the License.
  6
  7   This program is distributed in the hope that it will be useful,
  8   but WITHOUT ANY WARRANTY; without even the implied warranty of
  9   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 10   GNU General Public License for more details.
 11
 12   You should have received a copy of the GNU General Public License
 13   along with this program; if not, write to the Free Software
 14   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 15
 16#ifndef _dbug_h
 17#define _dbug_h
 18
 19#ifdef	__cplusplus
 20extern "C" {
 21#endif
 22#if !defined(DBUG_OFF) && !defined(_lint)
 23struct _db_code_state_;
 24extern	int _db_keyword_(struct _db_code_state_ *cs, const char *keyword);
 25extern  int _db_strict_keyword_(const char *keyword);
 26extern  int _db_explain_(struct _db_code_state_ *cs, char *buf, size_t len);
 27extern  int _db_explain_init_(char *buf, size_t len);
 28extern	void _db_setjmp_(void);
 29extern	void _db_longjmp_(void);
 30extern  void _db_process_(const char *name);
 31extern	void _db_push_(const char *control);
 32extern	void _db_pop_(void);
 33extern  void _db_set_(struct _db_code_state_ *cs, const char *control);
 34extern  void _db_set_init_(const char *control);
 35extern	void _db_enter_(const char *_func_,const char *_file_,uint _line_,
 36			const char **_sfunc_,const char **_sfile_,
 37			uint *_slevel_, char ***);
 38extern	void _db_return_(uint _line_,const char **_sfunc_,const char **_sfile_,
 39			 uint *_slevel_);
 40extern	void _db_pargs_(uint _line_,const char *keyword);
 41extern	void _db_doprnt_ _VARARGS((const char *format,...))
 42  ATTRIBUTE_FORMAT(printf, 1, 2);
 43extern	void _db_dump_(uint _line_,const char *keyword,
 44                       const unsigned char *memory, size_t length);
 45extern	void _db_end_(void);
 46extern	void _db_lock_file_(void);
 47extern	void _db_unlock_file_(void);
 48extern FILE *_db_fp_(void);
 49
 50#define DBUG_ENTER(a) const char *_db_func_, *_db_file_; uint _db_level_; \
 51	char **_db_framep_; \
 52	_db_enter_ (a,__FILE__,__LINE__,&_db_func_,&_db_file_,&_db_level_, \
 53		    &_db_framep_)
 54#define DBUG_LEAVE \
 55	_db_return_ (__LINE__, &_db_func_, &_db_file_, &_db_level_)
 56#define DBUG_RETURN(a1) do {DBUG_LEAVE; return(a1);} while(0)
 57#define DBUG_VOID_RETURN do {DBUG_LEAVE; return;} while(0)
 58#define DBUG_EXECUTE(keyword,a1) \
 59        do {if (_db_keyword_(0, (keyword))) { a1 }} while(0)
 60#define DBUG_EXECUTE_IF(keyword,a1) \
 61        do {if (_db_strict_keyword_ (keyword)) { a1 } } while(0)
 62#define DBUG_EVALUATE(keyword,a1,a2) \
 63        (_db_keyword_(0,(keyword)) ? (a1) : (a2))
 64#define DBUG_EVALUATE_IF(keyword,a1,a2) \
 65        (_db_strict_keyword_((keyword)) ? (a1) : (a2))
 66#define DBUG_PRINT(keyword,arglist) \
 67        do {_db_pargs_(__LINE__,keyword); _db_doprnt_ arglist;} while(0)
 68#define DBUG_PUSH(a1) _db_push_ (a1)
 69#define DBUG_POP() _db_pop_ ()
 70#define DBUG_SET(a1) _db_set_ (0, (a1))
 71#define DBUG_SET_INITIAL(a1) _db_set_init_ (a1)
 72#define DBUG_PROCESS(a1) _db_process_(a1)
 73#define DBUG_FILE _db_fp_()
 74#define DBUG_SETJMP(a1) (_db_setjmp_ (), setjmp (a1))
 75#define DBUG_LONGJMP(a1,a2) (_db_longjmp_ (), longjmp (a1, a2))
 76#define DBUG_DUMP(keyword,a1,a2) _db_dump_(__LINE__,keyword,a1,a2)
 77#define DBUG_END()  _db_end_ ()
 78#define DBUG_LOCK_FILE _db_lock_file_()
 79#define DBUG_UNLOCK_FILE _db_unlock_file_()
 80#define DBUG_ASSERT(A) assert(A)
 81#define DBUG_EXPLAIN(buf,len) _db_explain_(0, (buf),(len))
 82#define DBUG_EXPLAIN_INITIAL(buf,len) _db_explain_init_((buf),(len))
 83#define IF_DBUG(A) A
 84#else						/* No debugger */
 85
 86#define DBUG_ENTER(a1)
 87#define DBUG_LEAVE
 88#define DBUG_RETURN(a1)             do { return(a1); } while(0)
 89#define DBUG_VOID_RETURN            do { return; } while(0)
 90#define DBUG_EXECUTE(keyword,a1)    do { } while(0)
 91#define DBUG_EXECUTE_IF(keyword,a1) do { } while(0)
 92#define DBUG_EVALUATE(keyword,a1,a2) (a2)
 93#define DBUG_EVALUATE_IF(keyword,a1,a2) (a2)
 94#define DBUG_PRINT(keyword,arglist) do { } while(0)
 95#define DBUG_PUSH(a1)
 96#define DBUG_SET(a1)
 97#define DBUG_SET_INITIAL(a1)
 98#define DBUG_POP()
 99#define DBUG_PROCESS(a1)
100#define DBUG_SETJMP(a1) setjmp(a1)
101#define DBUG_LONGJMP(a1) longjmp(a1)
102#define DBUG_DUMP(keyword,a1,a2)
103#define DBUG_END()
104#define DBUG_ASSERT(A)              do { } while(0)
105#define DBUG_LOCK_FILE
106#define DBUG_FILE (stderr)
107#define DBUG_UNLOCK_FILE
108#define DBUG_EXPLAIN(buf,len)
109#define DBUG_EXPLAIN_INITIAL(buf,len)
110#define IF_DBUG(A)
111#endif
112#ifdef	__cplusplus
113}
114#endif
115#endif