Arjens LOG functions changes with small changes and tests added to mysql-test

Docs/manual.texi:
  Manual changes to doccument new functions and function changes
mysql-test/r/func_math.result:
  Extend tests for LOG family functions
mysql-test/t/func_math.test:
  Extend tests for LOG family functions
sql/gen_lex_hash.cc:
  Lex hash changes
sql/item_create.cc:
  Rename old log function to ln
sql/item_create.h:
  More log functions
sql/item_func.cc:
  Implementation of new log function behavior
sql/item_func.h:
  Class definition for new functions
sql/lex.h:
  Function names
sql/sql_yacc.yy:
  Symbols for new LOG function
tests/function.res:
  One more test result change
tests/function.tst:
  One more test change
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

1 files changed, 7 insertions, 2 deletions

diff --git a/sql/item_create.cc b/sql/item_create.cc
index 62f09f002d1..e75c7049a74 100644
--- a/sql/item_create.cc
+++ b/sql/item_create.cc
@@ -220,9 +220,14 @@ Item *create_func_char_length(Item* a)
   return new Item_func_char_length(a);
 }
 
-Item *create_func_log(Item* a)
+Item *create_func_ln(Item* a)
 {
-  return new Item_func_log(a);
+  return new Item_func_ln(a);
+}
+
+Item *create_func_log2(Item* a)
+{
+  return new Item_func_log2(a);
 }
 
 Item *create_func_log10(Item* a)