bzr commit into mysql-5.1 branch (mats:2661)

[Mats Kindahl]

#At file:///home/bzr/mkindahl/fix-5.1-rpl/

 2661 Mats Kindahl	2008-08-25
      Eliminating some compiler warnings.
modified:
  sql/sql_class.h

per-file messages:
  sql/sql_class.h
    Adding default return clause.
=== modified file 'sql/sql_class.h'
--- a/sql/sql_class.h	2008-08-22 10:40:21 +0000
+++ b/sql/sql_class.h	2008-08-25 12:23:49 +0000
@@ -1001,6 +1001,7 @@ show_system_thread(enum_thread_type thre
 {
 #define RETURN_NAME_AS_STRING(NAME) case (NAME): return #NAME
   switch (thread) {
+    static char buf[64];
     RETURN_NAME_AS_STRING(NON_SYSTEM_THREAD);
     RETURN_NAME_AS_STRING(SYSTEM_THREAD_DELAYED_INSERT);
     RETURN_NAME_AS_STRING(SYSTEM_THREAD_SLAVE_IO);
@@ -1008,6 +1009,9 @@ show_system_thread(enum_thread_type thre
     RETURN_NAME_AS_STRING(SYSTEM_THREAD_NDBCLUSTER_BINLOG);
     RETURN_NAME_AS_STRING(SYSTEM_THREAD_EVENT_SCHEDULER);
     RETURN_NAME_AS_STRING(SYSTEM_THREAD_EVENT_WORKER);
+  default:
+    sprintf(buf, "<UNKNOWN SYSTEM THREAD: %d>", thread);
+    return buf;
   }
 #undef RETURN_NAME_AS_STRING
 }