new file_id generation method

mysql-test/r/rpl_log.result:
  fixed result for new file_id generating method
BitKeeper/etc/ignore:
  Added vio/viotest-ssl to the ignore list
sql/log.cc:
  use a different method to generate unique file_id
sql/log_event.cc:
  new file_id generationg method
sql/sql_class.h:
  new file_id generationg method

.bzrignore

@@ -375,3 +375,4 @@ support-files/mysql.server
 support-files/mysql.spec
 tags
 tmp/*
+vio/viotest-ssl

mysql-test/r/rpl_log.result

@@ -5,8 +5,8 @@ master-bin.001	172	Intvar	1	3	INSERT_ID=1
 master-bin.001	200	Query	1	4	use test; insert into t1 values (NULL)
 master-bin.001	263	Query	1	5	use test; drop table t1
 master-bin.001	311	Query	1	6	use test; create table t1 (word char(20) not null)
-master-bin.001	386	Create_file	1	7	db=test;table=t1;file_id=11;block_len=81
-master-bin.001	554	Exec_load	1	8	;file_id=11
+master-bin.001	386	Create_file	1	7	db=test;table=t1;file_id=1;block_len=81
+master-bin.001	554	Exec_load	1	8	;file_id=1
 master-bin.001	577	Query	1	9	use test; drop table t1
 Log_name	Pos	Event_type	Server_id	Log_seq	Info
 master-bin.001	79	Query	1	2	use test; create table t1(n int not null auto_increment primary key)
@@ -22,8 +22,8 @@ master-bin.001	172	Intvar	1	3	INSERT_ID=1
 master-bin.001	200	Query	1	4	use test; insert into t1 values (NULL)
 master-bin.001	263	Query	1	5	use test; drop table t1
 master-bin.001	311	Query	1	6	use test; create table t1 (word char(20) not null)
-master-bin.001	386	Create_file	1	7	db=test;table=t1;file_id=11;block_len=81
-master-bin.001	554	Exec_load	1	8	;file_id=11
+master-bin.001	386	Create_file	1	7	db=test;table=t1;file_id=1;block_len=81
+master-bin.001	554	Exec_load	1	8	;file_id=1
 master-bin.001	577	Query	1	9	use test; drop table t1
 master-bin.001	625	Rotate	1	10	master-bin.002;pos=4
 master-bin.001	666	Stop	1	11	
@@ -46,11 +46,11 @@ slave-bin.001	225	Intvar	1	3	INSERT_ID=1
 slave-bin.001	253	Query	1	4	use test; insert into t1 values (NULL)
 slave-bin.001	316	Query	1	5	use test; drop table t1
 slave-bin.001	364	Query	1	6	use test; create table t1 (word char(20) not null)
-slave-bin.001	439	Create_file	1	7	db=test;table=t1;file_id=11;block_len=81
-slave-bin.001	647	Exec_load	1	8	;file_id=11
-slave-bin.001	670	Query	1	9	use test; drop table t1
-slave-bin.001	718	Rotate	1	4	slave-bin.002;pos=4; forced by master
-slave-bin.001	758	Stop	2	5	
+slave-bin.001	439	Create_file	1	7	db=test;table=t1;file_id=1;block_len=81
+slave-bin.001	646	Exec_load	1	8	;file_id=1
+slave-bin.001	669	Query	1	9	use test; drop table t1
+slave-bin.001	717	Rotate	1	4	slave-bin.002;pos=4; forced by master
+slave-bin.001	757	Stop	2	5	
 Log_name	Pos	Event_type	Server_id	Log_seq	Info
 slave-bin.002	4	Start	2	1	Server ver: $VERSION, Binlog ver: 2
 slave-bin.002	79	Slave	2	10	host=127.0.0.1,port=$MASTER_MYPORT,log=master-bin.002,pos=4

sql/log.cc

@@ -81,7 +81,7 @@ static int find_uniq_filename(char *name)
 
 MYSQL_LOG::MYSQL_LOG(): last_time(0), query_start(0),index_file(-1),
 			name(0), log_type(LOG_CLOSED),write_error(0),
-			inited(0), log_seq(1), no_rotate(0)
+			inited(0), log_seq(1), file_id(1),no_rotate(0)
 {
   /*
     We don't want to intialize LOCK_Log here as the thread system may
@@ -724,6 +724,15 @@ err:
   return error;
 }
 
+uint MYSQL_LOG::next_file_id()
+{
+  uint res;
+  pthread_mutex_lock(&LOCK_log);
+  res = file_id++;
+  pthread_mutex_unlock(&LOCK_log);
+  return res;
+}
+
 /*
   Write a cached log entry to the binary log
   We only come here if there is something in the cache.

sql/log_event.cc

@@ -45,6 +45,7 @@ static void pretty_print_char(FILE* file, int c)
 
 #ifndef MYSQL_CLIENT
 
+
 static void pretty_print_char(String* packet, int c)
 {
   packet->append('\'');
@@ -1106,7 +1107,7 @@ Create_file_log_event::Create_file_log_event(THD* thd_arg, sql_exchange* ex,
 			char* block_arg, uint block_len_arg):
   Load_log_event(thd_arg,ex,db_arg,table_name_arg,fields_arg,handle_dup),
  fake_base(0),block(block_arg),block_len(block_len_arg),
-  file_id(thd_arg->file_id = thd_arg->query_id)
+  file_id(thd_arg->file_id = mysql_bin_log.next_file_id())
 {
 }
 #endif

sql/sql_class.h

@@ -65,6 +65,8 @@ class MYSQL_LOG {
   bool write_error,inited;
   uint32 log_seq; // current event sequence number
   // needed this for binlog
+  uint file_id; // current file sequence number for load data infile
+  // binary logging
   bool no_rotate; // for binlog - if log name can never change
   // we should not try to rotate it or write any rotation events
   // the user should use FLUSH MASTER instead of FLUSH LOGS for
@@ -99,6 +101,7 @@ public:
   int find_first_log(LOG_INFO* linfo, const char* log_name);
   int find_next_log(LOG_INFO* linfo);
   int get_current_log(LOG_INFO* linfo);
+  uint next_file_id();
 
   inline bool is_open() { return log_type != LOG_CLOSED; }
   char* get_index_fname() { return index_file_name;}