Function alter_routine

sql/sql_parse.cc:6446–6476

*/

static bool __attribute__ ((noinline))
alter_routine(THD *thd, LEX *lex)
{
  int sp_result;
  const Sp_handler *sph= Sp_handler::handler(lex->sql_command);
  if (check_routine_access(thd, ALTER_PROC_ACL, &lex->spname->m_db,
                           &lex->spname->m_name, sph, 0))
    return 1;
  /*
    Note that if you implement the capability of ALTER FUNCTION to
    alter the body of the function, this command should be made to
    follow the restrictions that log-bin-trust-function-creators=0
    already puts on CREATE FUNCTION.
  */
  /* Conditionally writes to binlog */
  sp_result= sph->sp_update_routine(thd, lex->spname, &lex->sp_chistics);
  switch (sp_result) {
  case SP_OK:
    my_ok(thd);
    return 0;
  case SP_KEY_NOT_FOUND:
    my_error(ER_SP_DOES_NOT_EXIST, MYF(0),
             sph->type_str(), ErrConvDQName(lex->spname).ptr());
    return 1;
  default:
    my_error(ER_SP_CANT_ALTER, MYF(0),
             sph->type_str(), ErrConvDQName(lex->spname).ptr());
    return 1;
  }
  return 0;                                     /* purecov: deadcode */
}


static bool __attribute__ ((noinline))