Adding auxiliary scripts that allow to display messages in result files from within test files

- show_msg.inc   - displays a message followed by a line of '-' at the length of the messgae
 - show_msg80.inc - displays a message followed by a line of '-' with a fixed length of 80


mysql-test/r/mysqltest.result:
  Updated result file
mysql-test/t/mysqltest.test:
  Added test cases to test the show_msg.inc and show_msg80.inc auxiliary files
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

mysql-test/include/show_msg.inc

@@ -0,0 +1,19 @@
+#### include/show_msg.inc
+#
+# This file writes the value set in @message into the
+# a protocol file as part of executing a test sequence
+#
+# Usage:
+#    Add the following to any *.test file:
+#      :
+#    set @message="This is a message example";
+#    --source include/show_msg.inc
+#      :
+#
+
+--disable_query_log
+SET @utf8_message = CONVERT(@message using utf8);
+select @utf8_message as ""
+union
+select repeat(CONVERT('-' using utf8),char_length(@utf8_message));
+--enable_query_log

mysql-test/include/show_msg80.inc

@@ -0,0 +1,23 @@
+#### include/show_msg80.inc
+#
+# This file writes the value set in @message into the
+# a protocol file as part of executing a test sequence
+# with a dash line that is fixed on 80 characters.
+# This can be used in the case of long messages, 
+# multi line messages that exceed 80 or if an 80 char
+# line is desired for short messages.
+#
+# Usage:
+#    Add the following to any *.test file:
+#      :
+#    set @message="This is a message example";
+#    --source include/show_msg80.inc
+#      :
+#
+
+--disable_query_log
+SET @utf8_message = CONVERT(@message using utf8);
+select @utf8_message as ""
+union
+select repeat(CONVERT('-' using utf8),80);
+--enable_query_log

mysql-test/r/mysqltest.result

@@ -148,3 +148,17 @@ a'b	a"b
 select 'aaa\\','aa''a',"aa""a";
 aaa\	aa'a	aa"a
 aaa\	aa'a	aa"a
+SET @message = 'Here comes a message';
+
+Here comes a message
+--------------------
+SET @message = USER();
+
+root@localhost
+--------------
+SET @message = 'Here comes a very very long message that is longer then 80 characters
+on multiple lines';
+
+Here comes a very very long message that is longer then 80 characters
+on multiple lines
+--------------------------------------------------------------------------------

mysql-test/t/mysqltest.test

@@ -295,3 +295,23 @@ select 1 as `a'b`, 2 as `a"b`;
 
 # Test escaping of quotes
 select 'aaa\\','aa''a',"aa""a";
+
+
+
+#
+# Check of include/show_msg.inc
+#
+
+# The message contains in most cases a string with the default character set
+SET @message = 'Here comes a message';
+--source include/show_msg.inc
+
+# The message could also contain a string with character set utf8
+SET @message = USER();
+--source include/show_msg.inc
+
+# The message contains more then 80 characters on multiple lines
+SET @message = 'Here comes a very very long message that is longer then 80 characters
+on multiple lines';
+--source include/show_msg80.inc
+