After merge fixes

Use server character set if --default-character-set is not used
Added convert_string() for more efficient alloc+character-set convert of strings


BitKeeper/deleted/.del-convert.result~a3b56e1db6f498e9:
  Delete: mysql-test/r/convert.result
BitKeeper/deleted/.del-convert.test~f4ceb743194dfe72:
  Delete: mysql-test/t/convert.test
BitKeeper/deleted/.del-make_win_src_distribution.old~5c9ebdc4a852b43b:
  Delete: scripts/make_win_src_distribution.old
client/mysql.cc:
  Use server character set if --default-character-set is not used
client/mysqltest.c:
  Code cleanup (merge identical code)
  More debug messages
heap/hp_create.c:
  After merge fix
include/m_ctype.h:
  After merge fix
include/my_global.h:
  Remove size_str (we already have size_s)
include/mysql_com.h:
  After merge fix
libmysql/libmysql.c:
  After merge fix
libmysqld/Makefile.am:
  After merge fix
mysql-test/r/auto_increment.result:
  After merge fix
mysql-test/r/create.result:
  After merge fix
mysql-test/r/ctype_latin1_de.result:
  After merge fix
mysql-test/r/distinct.result:
  After merge fix
mysql-test/r/drop.result:
  After merge fix
mysql-test/r/fulltext.result:
  After merge fix
mysql-test/r/func_gconcat.result:
  After merge fix
mysql-test/r/func_str.result:
  After merge fix
mysql-test/r/func_test.result:
  After merge fix
mysql-test/r/grant.result:
  After merge fix
mysql-test/r/group_by.result:
  After merge fix
mysql-test/r/handler.result:
  After merge fix
mysql-test/r/heap.result:
  After merge fix
mysql-test/r/heap_btree.result:
  After merge fix
mysql-test/r/heap_hash.result:
  After merge fix
mysql-test/r/innodb.result:
  After merge fix
mysql-test/r/insert.result:
  After merge fix
mysql-test/r/insert_select.result:
  After merge fix
mysql-test/r/join_outer.result:
  After merge fix
mysql-test/r/key.result:
  After merge fix
mysql-test/r/key_cache.result:
  After merge fix
mysql-test/r/loaddata.result:
  After merge fix
mysql-test/r/myisam.result:
  After merge fix
mysql-test/r/null.result:
  After merge fix
mysql-test/r/null_key.result:
  After merge fix
mysql-test/r/order_by.result:
  After merge fix
mysql-test/r/rpl_do_grant.result:
  After merge fix
mysql-test/r/rpl_error_ignored_table.result:
  After merge fix
mysql-test/r/rpl_ignore_grant.result:
  After merge fix
mysql-test/r/rpl_loaddata.result:
  After merge fix
mysql-test/r/rpl_log.result:
  After merge fix
mysql-test/r/rpl_log_pos.result:
  After merge fix
mysql-test/r/rpl_max_relay_size.result:
  After merge fix
mysql-test/r/rpl_replicate_do.result:
  After merge fix
mysql-test/r/rpl_reset_slave.result:
  After merge fix
mysql-test/r/rpl_rotate_logs.result:
  After merge fix
mysql-test/r/rpl_user_variables.result:
  After merge fix
mysql-test/r/select.result:
  After merge fix
mysql-test/r/select_safe.result:
  After merge fix
mysql-test/r/subselect.result:
  After merge fix
mysql-test/r/type_blob.result:
  After merge fix
mysql-test/r/type_decimal.result:
  After merge fix
mysql-test/r/type_float.result:
  After merge fix
mysql-test/r/type_ranges.result:
  After merge fix
mysql-test/r/type_time.result:
  After merge fix
mysql-test/r/type_uint.result:
  After merge fix
mysql-test/r/union.result:
  After merge fix
mysql-test/r/warnings.result:
  After merge fix
mysql-test/t/auto_increment.test:
  After merge fix
mysql-test/t/case.test:
  After merge fix
mysql-test/t/ctype_collate.test:
  After merge fix
mysql-test/t/ctype_latin1_de.test:
  After merge fix
mysql-test/t/drop.test:
  After merge fix
mysql-test/t/func_in.test:
  After merge fix
mysql-test/t/func_set.test:
  After merge fix
mysql-test/t/func_str.test:
  After merge fix
mysql-test/t/func_test.test:
  After merge fix
mysql-test/t/grant.test:
  After merge fix
mysql-test/t/group_by.test:
  After merge fix
mysql-test/t/handler.test:
  After merge fix
mysql-test/t/heap.test:
  After merge fix
mysql-test/t/heap_btree.test:
  After merge fix
mysql-test/t/heap_hash.test:
  After merge fix
mysql-test/t/innodb.test:
  After merge fix
mysql-test/t/insert_select.test:
  After merge fix
mysql-test/t/key.test:
  After merge fix
mysql-test/t/key_cache.test:
  After merge fix
mysql-test/t/lock_tables_lost_commit-master.opt:
  After merge fix
mysql-test/t/lock_tables_lost_commit.test:
  After merge fix
mysql-test/t/myisam.test:
  After merge fix
mysql-test/t/row.test:
  After merge fix
mysql-test/t/subselect.test:
  After merge fix
mysql-test/t/type_decimal.test:
  After merge fix
mysql-test/t/type_ranges.test:
  After merge fix
mysql-test/t/type_uint.test:
  After merge fix
mysql-test/t/variables.test:
  After merge fix
mysql-test/t/warnings.test:
  After merge fix
scripts/make_win_src_distribution.sh:
  after merge fixes
sql-common/client.c:
  After merge fix
  Change my_connect() to use poll()
  If character set is not given, use servers character set.
sql/field.cc:
  After merge fix
  Don't give warnings when storing data in fields in optimizer.
sql/ha_myisammrg.h:
  After merge fix
sql/log.cc:
  After merge fix
sql/log_event.cc:
  After merge fix
sql/mysqld.cc:
  After merge fix
sql/opt_range.cc:
  After merge fix
sql/set_var.cc:
  Code cleanup
  Fixed wrong usage of base_names (like medium.key_buffer) that caused core dumps
sql/set_var.h:
  Fixed wrong usage of base_names (like medium.key_buffer) that caused core dumps
sql/slave.cc:
  After merge fix
sql/sql_acl.cc:
  After merge fix
  Code cleanup
sql/sql_class.cc:
  Added convert_string() for more efficient alloc+character-set convert of strings
  Add cached flags to avoid calling mysql_charset_same() during parsing.
sql/sql_class.h:
  Added convert_string() for more efficient alloc+character-set convert of strings
  Add cached flags to avoid calling mysql_charset_same() during parsing.
sql/sql_handler.cc:
  After merge fix
sql/sql_lex.h:
  After merge fix
sql/sql_parse.cc:
  Optimize and fix memory reference errors reported by valgrind
sql/sql_repl.cc:
  After merge fix
sql/sql_yacc.yy:
  After merge fix
  Avoid calling mysql_charset_same() when parsing identifiers
strings/ctype-latin1.c:
  Port latin_de conversion code from 4.0

1 files changed, 53 insertions, 0 deletions

diff --git a/sql/sql_class.cc b/sql/sql_class.cc
index c233ffd422a..c29e7ca2213 100644
--- a/sql/sql_class.cc
+++ b/sql/sql_class.cc
@@ -385,6 +385,59 @@ bool THD::store_globals()
 }
 
 
+/*
+  Convert a string to another character set
+
+  SYNOPSIS
+    convert_string()
+    to				Store new allocated string here
+    to_cs			New character set for allocated string
+    from			String to convert
+    from_length			Length of string to convert
+    from_cs			Original character set
+
+  NOTES
+    to will be 0-terminated to make it easy to pass to system funcs
+
+  RETURN
+    0	ok
+    1	End of memory.
+        In this case to->str will point to 0 and to->length will be 0.
+*/
+
+bool THD::convert_string(LEX_STRING *to, CHARSET_INFO *to_cs,
+			 const char *from, uint from_length,
+			 CHARSET_INFO *from_cs)
+{
+  DBUG_ENTER("convert_string");
+  size_s new_length= to_cs->mbmaxlen * from_length;
+  if (!(to->str= alloc(new_length+1)))
+  {
+    to->length= 0;				// Safety fix
+    DBUG_RETURN(1);				// EOM
+  }
+  to->length= copy_and_convert((char*) to->str, new_length, to_cs,
+			       from, from_length, from_cs);
+  to->str[to->length]=0;			// Safety
+  DBUG_RETURN(0);
+}
+
+
+/*
+  Update some cache variables when character set changes
+*/
+
+void THD::update_charset()
+{
+  charset_is_system_charset= my_charset_same(charset(),system_charset_info);
+  charset_is_collation_connection= my_charset_same(charset(),
+						   variables.
+						   collation_connection);
+}
+
+
+
+
 /* routings to adding tables to list of changed in transaction tables */
 
 inline static void list_include(CHANGED_TABLE_LIST** prev,