Merge shellback.(none):/home/msvensson/mysql/mysql-5.0-maint

into  shellback.(none):/home/msvensson/mysql/my51-bug30843

mysql-test/mysql-test-run.pl

@@ -3742,6 +3742,11 @@ sub mysqld_arguments ($$$$) {
   mtr_add_arg($args, "%s--language=%s", $prefix, $path_language);
   mtr_add_arg($args, "%s--tmpdir=$opt_tmpdir", $prefix);
 
+  # Increase default connect_timeout to avoid intermittent
+  # disconnects when test servers are put under load
+  # see BUG#28359
+  mtr_add_arg($args, "%s--connect-timeout=60", $prefix);
+
   if ( $opt_valgrind_mysqld )
   {
     mtr_add_arg($args, "%s--skip-safemalloc", $prefix);

sql/mysql_priv.h

@@ -327,8 +327,13 @@ class Default_object_creation_ctx : public Object_creation_ctx
 #define PRECISION_FOR_DOUBLE 53
 #define PRECISION_FOR_FLOAT  24
 
+/*
+  Default time to wait before aborting a new client connection
+  that does not respond to "initial server greeting" timely
+*/
+#define CONNECT_TIMEOUT		10
+
 /* The following can also be changed from the command line */
-#define CONNECT_TIMEOUT		5		// Do not wait long for connect
 #define DEFAULT_CONCURRENCY	10
 #define DELAYED_LIMIT		100		/* pause after xxx inserts */
 #define DELAYED_QUEUE_SIZE	1000

sql/udf_example.c

@@ -1106,11 +1106,12 @@ char * is_const(UDF_INIT *initid, UDF_ARGS *args __attribute__((unused)),
 }
 
 
+
 my_bool check_const_len_init(UDF_INIT *initid, UDF_ARGS *args, char *message)
 {
   if (args->arg_count != 1)
   {
-    strmov(message, "IS_CONST accepts only one argument");
+    strmov(message, "CHECK_CONST_LEN accepts only one argument");
     return 1;
   }
   if (args->args[0] == 0)
@@ -1140,5 +1141,4 @@ char * check_const_len(UDF_INIT *initid, UDF_ARGS *args __attribute__((unused)),
 }
 
 
-
 #endif /* HAVE_DLOPEN */