during creation.
  Although it returns an error, consistent with the behaviour for other objects.
  (Unclear why we would allow the creation of SPs with truncated names.)


mysql-test/r/sp-error.result:
  New test case for BUG#9529.
mysql-test/t/sp-error.test:
  New test case for BUG#9529.
sql/sp.cc:
  Check SP name length on creation (and drop).
sql/sp.h:
  New status code for bad (too long) name.
sql/sql_parse.cc:
  New status code for bad (too long) name.