Now ftparser does not need to bother about memory management -

it can tell MySQL to make a copy of everything (bug#17123)


include/mysql/plugin.h:
  Now ftparser does not need to bother about memory management -
  it can tell MySQL to make a copy of everything (bug#17123)
  MYSQL_FTFLAGS_NEED_COPY flag
storage/myisam/ft_boolean_search.c:
  param->flags
storage/myisam/ft_nlq_search.c:
  param->flags. ft_parse takes a mem_root as an argument
storage/myisam/ft_parser.c:
  ftparser takes a memroot as an argument. words are copied there, if necessary.
  memroot is reset for every parsing and free'd at the end of the statement.
storage/myisam/ft_update.c:
  ftparser takes a memroot as an argument. words are copied there, if necessary.
  memroot is reset for every parsing and free'd at the end of the statement.
storage/myisam/ftdefs.h:
  ftparser takes a memroot as an argument. words are copied there, if necessary.
  memroot is reset for every parsing and free'd at the end of the statement.
storage/myisam/mi_check.c:
  ftparser takes a memroot as an argument. words are copied there, if necessary
storage/myisam/myisamdef.h:
  memroot for ftparser in MI_INFO and MI_SORT_PARAM
storage/myisam/sort.c:
  free ftparser memroot

1 files changed, 8 insertions, 6 deletions

diff --git a/storage/myisam/ftdefs.h b/storage/myisam/ftdefs.h
index 2c4cfa1ffd6..108faf4f1a3 100644
--- a/storage/myisam/ftdefs.h
+++ b/storage/myisam/ftdefs.h
@@ -30,6 +30,8 @@
 
 #define FT_MAX_WORD_LEN_FOR_SORT 31
 
+#define FTPARSER_MEMROOT_ALLOC_SIZE 65536
+
 #define COMPILE_STOPWORDS_IN
 
 /* Interested readers may consult SMART
@@ -119,12 +121,12 @@ void _mi_ft_segiterator_dummy_init(const byte *, uint, FT_SEG_ITERATOR *);
 uint _mi_ft_segiterator(FT_SEG_ITERATOR *);
 
 void ft_parse_init(TREE *, CHARSET_INFO *);
-int ft_parse(TREE *, byte *, int, my_bool, struct st_mysql_ftparser *parser,
-             MYSQL_FTPARSER_PARAM *param);
-FT_WORD * ft_linearize(TREE *);
-FT_WORD * _mi_ft_parserecord(MI_INFO *, uint, const byte *);
-uint _mi_ft_parse(TREE *, MI_INFO *, uint, const byte *, my_bool,
-                  MYSQL_FTPARSER_PARAM *param);
+int ft_parse(TREE *, byte *, int, struct st_mysql_ftparser *parser,
+             MYSQL_FTPARSER_PARAM *, MEM_ROOT *);
+FT_WORD * ft_linearize(TREE *, MEM_ROOT *);
+FT_WORD * _mi_ft_parserecord(MI_INFO *, uint, const byte *, MEM_ROOT *);
+uint _mi_ft_parse(TREE *, MI_INFO *, uint, const byte *,
+                  MYSQL_FTPARSER_PARAM *, MEM_ROOT *);
 
 FT_INFO *ft_init_nlq_search(MI_INFO *, uint, byte *, uint, uint, byte *);
 FT_INFO *ft_init_boolean_search(MI_INFO *, uint, byte *, uint, CHARSET_INFO *);