cleanup: reformat

* reformat long lines
* remove useless 'const'
* remove unneeded do { ... } while(false} wrapper
* remove unneeded method

sql/log_event.cc

@@ -4439,12 +4439,6 @@ end:
   DBUG_RETURN(thd->is_slave_error);
 }
 
-int Query_log_event::do_update_pos(rpl_group_info *rgi)
-{
-  return Log_event::do_update_pos(rgi);
-}
-
-
 Log_event::enum_skip_reason
 Query_log_event::do_shall_skip(rpl_group_info *rgi)
 {
@@ -4980,7 +4974,7 @@ bool Format_description_log_event::write(IO_CACHE* file)
     slave does it via marking the event according to
     FD_queue checksum_alg value.
   */
-  compile_time_assert(sizeof(BINLOG_CHECKSUM_ALG_DESC_LEN == 1));
+  compile_time_assert(BINLOG_CHECKSUM_ALG_DESC_LEN == 1);
 #ifndef DBUG_OFF
   data_written= 0; // to prepare for need_checksum assert
 #endif
@@ -5019,7 +5013,7 @@ bool Format_description_log_event::write(IO_CACHE* file)
 int Format_description_log_event::do_apply_event(rpl_group_info *rgi)
 {
   int ret= 0;
-  Relay_log_info const *rli= rgi->rli;
+  Relay_log_info *rli= rgi->rli;
   DBUG_ENTER("Format_description_log_event::do_apply_event");
 
   /*
@@ -5067,7 +5061,7 @@ int Format_description_log_event::do_apply_event(rpl_group_info *rgi)
   {
     /* Save the information describing this binlog */
     delete rli->relay_log.description_event_for_exec;
-    const_cast<Relay_log_info *>(rli)->relay_log.description_event_for_exec= this;
+    rli->relay_log.description_event_for_exec= this;
   }
 
   DBUG_RETURN(ret);

sql/log_event.h

@@ -2014,7 +2014,6 @@ public:        /* !!! Public in this patch to allow old usage */
 #if defined(MYSQL_SERVER) && defined(HAVE_REPLICATION)
   virtual enum_skip_reason do_shall_skip(rpl_group_info *rgi);
   virtual int do_apply_event(rpl_group_info *rgi);
-  virtual int do_update_pos(rpl_group_info *rgi);
 
   int do_apply_event(rpl_group_info *rgi,
                        const char *query_arg,

sql/sql_repl.cc

@@ -2193,10 +2193,8 @@ static int init_binlog_sender(binlog_send_info *info,
 /**
  * send format descriptor event for one binlog file
  */
-static int send_format_descriptor_event(binlog_send_info *info,
-                                        IO_CACHE *log,
-                                        LOG_INFO *linfo,
-                                        my_off_t start_pos)
+static int send_format_descriptor_event(binlog_send_info *info, IO_CACHE *log,
+                                        LOG_INFO *linfo, my_off_t start_pos)
 {
   int error;
   ulong ev_offset;
@@ -2220,11 +2218,9 @@ static int send_format_descriptor_event(binlog_send_info *info,
     return 1;
   }
 
-  do
-  {
   /* reset transmit packet for the event read from binary log file */
   if (reset_transmit_packet(info, info->flags, &ev_offset, &info->errmsg))
-      break;
+    return 1;
 
   /*
     Try to find a Format_description_log_event at the beginning of
@@ -2239,7 +2235,7 @@ static int send_format_descriptor_event(binlog_send_info *info,
   if (error)
   {
     set_read_error(info, error);
-      break;
+    return 1;
   }
 
   event_type= (Log_event_type)((uchar)(*packet)[LOG_EVENT_OFFSET+ev_offset]);
@@ -2260,7 +2256,7 @@ static int send_format_descriptor_event(binlog_send_info *info,
     sql_print_warning("Failed to find format descriptor event in "
                       "start of binlog: %s",
                       info->log_file_name);
-      break;
+    return 1;
   }
 
   info->current_checksum_alg= get_checksum_alg(packet->ptr() + ev_offset,
@@ -2280,7 +2276,7 @@ static int send_format_descriptor_event(binlog_send_info *info,
     sql_print_warning("Master is configured to log replication events "
                       "with checksum, but will not send such events to "
                       "slaves that cannot process them");
-      break;
+    return 1;
   }
 
   Format_description_log_event *tmp;
@@ -2291,7 +2287,7 @@ static int send_format_descriptor_event(binlog_send_info *info,
     info->error= ER_MASTER_FATAL_ERROR_READING_BINLOG;
     info->errmsg= "Corrupt Format_description event found "
         "or out-of-memory";
-      break;
+    return 1;
   }
   delete info->fdev;
   info->fdev= tmp;
@@ -2350,15 +2346,11 @@ static int send_format_descriptor_event(binlog_send_info *info,
   {
     info->errmsg= "Failed on my_net_write()";
     info->error= ER_UNKNOWN_ERROR;
-      break;
+    return 1;
   }
 
   /** all done */
   return 0;
-
-  } while (false);
-
-  return 1;
 }
 
 static bool should_stop(binlog_send_info *info)
@@ -2545,9 +2537,7 @@ static my_off_t get_binlog_end_pos(binlog_send_info *info,
  * return 0 - OK
  *        else NOK
  */
-static int send_events(binlog_send_info *info,
-                       IO_CACHE* log,
-                       LOG_INFO* linfo,
+static int send_events(binlog_send_info *info, IO_CACHE* log, LOG_INFO* linfo,
                        my_off_t end_pos)
 {
   int error;
@@ -2575,7 +2565,8 @@ static int send_events(binlog_send_info *info,
 
     if (error)
     {
-      goto read_err;
+      set_read_error(info, error);
+      return 1;
     }
 
     Log_event_type event_type=
@@ -2661,11 +2652,6 @@ static int send_events(binlog_send_info *info,
   }
 
   return 0;
-
-read_err:
-  set_read_error(info, error);
-
-  return 1;
 }
 
 /**