diff options
Diffstat (limited to 'sql/set_var.h')
| -rw-r--r-- | sql/set_var.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/sql/set_var.h b/sql/set_var.h index 18fe06d427d..d52679550ab 100644 --- a/sql/set_var.h +++ b/sql/set_var.h @@ -621,6 +621,7 @@ public: uchar *value_ptr(THD *thd, enum_var_type type, LEX_STRING *base); }; +#ifndef DBUG_OFF class sys_var_thd_dbug :public sys_var_thd { public: @@ -634,8 +635,23 @@ public: void set_default(THD *thd, enum_var_type type) { DBUG_POP(); } uchar *value_ptr(THD *thd, enum_var_type type, LEX_STRING *b); }; +#endif /* DBUG_OFF */ - +#if defined(ENABLED_DEBUG_SYNC) +/* Debug Sync Facility. Implemented in debug_sync.cc. */ +class sys_var_debug_sync :public sys_var_thd +{ +public: + sys_var_debug_sync(sys_var_chain *chain, const char *name_arg) + :sys_var_thd(name_arg) + { chain_sys_var(chain); } + bool check(THD *thd, set_var *var); + bool update(THD *thd, set_var *var); + SHOW_TYPE show_type() { return SHOW_CHAR; } + bool check_update_type(Item_result type) { return type != STRING_RESULT; } + uchar *value_ptr(THD *thd, enum_var_type type, LEX_STRING *base); +}; +#endif /* defined(ENABLED_DEBUG_SYNC) */ /* some variables that require special handling */ |