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- /* 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; version 2 of the License.
- 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
- #if defined(__cplusplus) && !defined(DBUG_OFF)
- class Dbug_violation_helper
- {
- public:
- inline Dbug_violation_helper() :
- _entered(TRUE)
- { }
- inline ~Dbug_violation_helper()
- {
- assert(!_entered);
- }
- inline void leave()
- {
- _entered= FALSE;
- }
- private:
- bool _entered;
- };
- #endif /* C++ */
- #ifdef __cplusplus
- extern "C" {
- #endif
- #if !defined(DBUG_OFF) && !defined(_lint)
- struct _db_code_state_;
- extern int _db_keyword_(struct _db_code_state_ *cs, const char *keyword);
- extern int _db_strict_keyword_(const char *keyword);
- extern int _db_explain_(struct _db_code_state_ *cs, char *buf, size_t len);
- extern int _db_explain_init_(char *buf, size_t len);
- extern void _db_setjmp_(void);
- extern void _db_longjmp_(void);
- extern void _db_process_(const char *name);
- extern void _db_push_(const char *control);
- extern void _db_pop_(void);
- extern void _db_set_(struct _db_code_state_ *cs, const char *control);
- extern void _db_set_init_(const char *control);
- 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,...))
- ATTRIBUTE_FORMAT(printf, 1, 2);
- extern void _db_dump_(uint _line_,const char *keyword,
- const unsigned char *memory, size_t length);
- extern void _db_end_(void);
- extern void _db_lock_file_(void);
- extern void _db_unlock_file_(void);
- extern FILE *_db_fp_(void);
- #ifdef __cplusplus
- #define DBUG_ENTER(a) \
- const char *_db_func_, *_db_file_; \
- uint _db_level_; \
- char **_db_framep_; \
- Dbug_violation_helper dbug_violation_helper; \
- _db_enter_ (a, __FILE__, __LINE__, &_db_func_, &_db_file_, \
- &_db_level_, &_db_framep_)
- #define DBUG_VIOLATION_HELPER_LEAVE dbug_violation_helper.leave()
- #else /* C */
- #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_VIOLATION_HELPER_LEAVE do { } while(0)
- #endif /* C++ */
- #define DBUG_LEAVE \
- DBUG_VIOLATION_HELPER_LEAVE; \
- _db_return_ (__LINE__, &_db_func_, &_db_file_, &_db_level_)
- #define DBUG_RETURN(a1) do {DBUG_LEAVE; return(a1);} while(0)
- #define DBUG_VOID_RETURN do {DBUG_LEAVE; return;} while(0)
- #define DBUG_EXECUTE(keyword,a1) \
- do {if (_db_keyword_(0, (keyword))) { a1 }} while(0)
- #define DBUG_EXECUTE_IF(keyword,a1) \
- do {if (_db_strict_keyword_ (keyword)) { a1 } } while(0)
- #define DBUG_EVALUATE(keyword,a1,a2) \
- (_db_keyword_(0,(keyword)) ? (a1) : (a2))
- #define DBUG_EVALUATE_IF(keyword,a1,a2) \
- (_db_strict_keyword_((keyword)) ? (a1) : (a2))
- #define DBUG_PRINT(keyword,arglist) \
- do {_db_pargs_(__LINE__,keyword); _db_doprnt_ arglist;} while(0)
- #define DBUG_PUSH(a1) _db_push_ (a1)
- #define DBUG_POP() _db_pop_ ()
- #define DBUG_SET(a1) _db_set_ (0, (a1))
- #define DBUG_SET_INITIAL(a1) _db_set_init_ (a1)
- #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) _db_dump_(__LINE__,keyword,a1,a2)
- #define DBUG_END() _db_end_ ()
- #define DBUG_LOCK_FILE _db_lock_file_()
- #define DBUG_UNLOCK_FILE _db_unlock_file_()
- #define DBUG_ASSERT(A) assert(A)
- #define DBUG_EXPLAIN(buf,len) _db_explain_(0, (buf),(len))
- #define DBUG_EXPLAIN_INITIAL(buf,len) _db_explain_init_((buf),(len))
- #define IF_DBUG(A) A
- #else /* No debugger */
- #define DBUG_ENTER(a1)
- #define DBUG_LEAVE
- #define DBUG_VIOLATION_HELPER_LEAVE
- #define DBUG_RETURN(a1) do { return(a1); } while(0)
- #define DBUG_VOID_RETURN do { return; } while(0)
- #define DBUG_EXECUTE(keyword,a1) do { } while(0)
- #define DBUG_EXECUTE_IF(keyword,a1) do { } while(0)
- #define DBUG_EVALUATE(keyword,a1,a2) (a2)
- #define DBUG_EVALUATE_IF(keyword,a1,a2) (a2)
- #define DBUG_PRINT(keyword,arglist) do { } while(0)
- #define DBUG_PUSH(a1)
- #define DBUG_SET(a1) do { } while(0)
- #define DBUG_SET_INITIAL(a1) do { } while(0)
- #define DBUG_POP()
- #define DBUG_PROCESS(a1)
- #define DBUG_SETJMP(a1) setjmp(a1)
- #define DBUG_LONGJMP(a1) longjmp(a1)
- #define DBUG_DUMP(keyword,a1,a2) do { } while(0)
- #define DBUG_END()
- #define DBUG_ASSERT(A) do { } while(0)
- #define DBUG_LOCK_FILE
- #define DBUG_FILE (stderr)
- #define DBUG_UNLOCK_FILE
- #define DBUG_EXPLAIN(buf,len)
- #define DBUG_EXPLAIN_INITIAL(buf,len)
- #define IF_DBUG(A)
- #endif
- #ifdef __cplusplus
- }
- #endif
- #endif
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