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MDEV-22441 SCOPE_VALUE macro for temporary values

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- Needless engaged_ removed;
  - SCOPE_VALUE, SCOPE_SET, SCOPE_CLEAR macros for neater declaration;
  - IF_CLASS / IF_NOT_CLASS SFINAE checkers to pass arg by value or
    reference;
  - inline keyword;
  - couple of refactorings of temporary free_list.
This commit is contained in:
Aleksey Midenkov
2025-01-13 15:40:58 +03:00
parent 52dd489515
commit d8adc52863
4 changed files with 76 additions and 34 deletions
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4
sql/sql_acl.cc
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@ -2555,9 +2555,7 @@ static bool acl_load(THD *thd, const Grant_tables& tables)
char tmp_name[SAFE_NAME_LEN+1];
DBUG_ENTER("acl_load");
auto _= make_scope_value(thd->variables.sql_mode,
thd->variables.sql_mode &
~MODE_PAD_CHAR_TO_FULL_LENGTH);
SCOPE_CLEAR(thd->variables.sql_mode, MODE_PAD_CHAR_TO_FULL_LENGTH);
grant_version++; /* Privileges updated */