merge.

include/my_getopt.h

@@ -72,7 +72,7 @@ extern void my_cleanup_options(const struct my_option *options);
 extern void my_print_help(const struct my_option *options);
 extern void my_print_variables(const struct my_option *options);
 extern void my_getopt_register_get_addr(uchar ** (*func_addr)(const char *, uint,
-							   const struct my_option *));
+                                        const struct my_option *, int *));
 
 ulonglong getopt_ull_limit_value(ulonglong num, const struct my_option *optp,
                                  my_bool *fix);

libmysqld/lib_sql.cc

@@ -43,6 +43,15 @@ extern char mysql_server_last_error[MYSQL_ERRMSG_SIZE];
 static my_bool emb_read_query_result(MYSQL *mysql);
 
 
+extern "C" void unireg_clear(int exit_code)
+{
+  DBUG_ENTER("unireg_clear");
+  clean_up(!opt_help && (exit_code || !opt_bootstrap)); /* purecov: inspected */
+  my_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
+  DBUG_VOID_RETURN;
+}
+
+
 /*
   Reads error information from the MYSQL_DATA and puts
   it into proper MYSQL members

mysql-test/include/handler.inc

@@ -692,3 +692,29 @@ unlock tables;
 drop table t1;
 --error ER_UNKNOWN_TABLE
 handler t1 read a next;
+
+#
+# Bug#41110: crash with handler command when used concurrently with alter table
+# Bug#41112: crash in mysql_ha_close_table/get_lock_data with alter table
+#
+
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
+create table t1 (a int);
+insert into t1 values (1);
+handler t1 open;
+connect(con1,localhost,root,,);
+send alter table t1 engine=memory;
+connection default;
+let $wait_condition=
+  select count(*) = 1 from information_schema.processlist
+  where state = "rename result table" and info = "alter table t1 engine=memory";
+--source include/wait_condition.inc
+--error ER_ILLEGAL_HA
+handler t1 read a next;
+handler t1 close;
+connection con1;
+--reap
+drop table t1;
+connection default;

mysql-test/r/handler_innodb.result

@@ -730,3 +730,12 @@ unlock tables;
 drop table t1;
 handler t1 read a next;
 ERROR 42S02: Unknown table 't1' in HANDLER
+drop table if exists t1;
+create table t1 (a int);
+insert into t1 values (1);
+handler t1 open;
+alter table t1 engine=memory;
+handler t1 read a next;
+ERROR HY000: Table storage engine for 't1' doesn't have this option
+handler t1 close;
+drop table t1;

mysql-test/r/handler_myisam.result

@@ -728,3 +728,12 @@ unlock tables;
 drop table t1;
 handler t1 read a next;
 ERROR 42S02: Unknown table 't1' in HANDLER
+drop table if exists t1;
+create table t1 (a int);
+insert into t1 values (1);
+handler t1 open;
+alter table t1 engine=memory;
+handler t1 read a next;
+ERROR HY000: Table storage engine for 't1' doesn't have this option
+handler t1 close;
+drop table t1;

mysql-test/r/mysqlbinlog.result

@@ -411,17 +411,6 @@ drop table t1;
 1
 drop table t1;
 shell> mysqlbinlog std_data/corrupt-relay-bin.000624 > var/tmp/bug31793.sql
-set @@global.server_id= 4294967295;
-reset master;
-select
-(@a:=load_file("MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
-is not null;
-(@a:=load_file("MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
-is not null
-1
-*** Unsigned server_id 4294967295 is found: 1 ***
-set @@global.server_id= 1;
-End of 5.0 tests
 flush logs;
 BUG#31611: Security risk with BINLOG statement
 SET BINLOG_FORMAT=ROW;
@@ -471,4 +460,15 @@ an_int	1000
 a_decimal	907.79
 a_string	Just a test
 DROP TABLE t1;
+set @@global.server_id= 4294967295;
+reset master;
+flush logs;
+select
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
+is not null;
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
+is not null
+1
+*** Unsigned server_id 4294967295 is found: 1 ***
+set @@global.server_id= 1;
 End of 5.1 tests

mysql-test/t/mysqlbinlog.test

@@ -278,27 +278,6 @@ echo shell> mysqlbinlog std_data/corrupt-relay-bin.000624 > var/tmp/bug31793.sql
 error 1;
 exec $MYSQL_BINLOG $MYSQL_TEST_DIR/std_data/corrupt-relay-bin.000624 > $MYSQLTEST_VARDIR/tmp/bug31793.sql;
 
-#
-# Bug #37313  	BINLOG Contains Incorrect server id
-#
-
-let $save_server_id= `select @@global.server_id`;
-let $s_id_max=`select (1 << 32) - 1`;
-eval set @@global.server_id= $s_id_max;
-
-reset master;
---exec $MYSQL_BINLOG $MYSQLTEST_VARDIR/log/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog
---replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
-eval select
-(@a:=load_file("$MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
-is not null;
-let $s_id_unsigned= `select @a like "%server id $s_id_max%" /* must return 1 */`;
-echo *** Unsigned server_id $s_id_max is found: $s_id_unsigned ***;
-
-eval set @@global.server_id= $save_server_id;
---remove_file $MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog
-
---echo End of 5.0 tests
 
 #
 # Test --disable-force-if-open and --force-if-open
@@ -363,4 +342,25 @@ remove_file $MYSQLTEST_VARDIR/tmp/bug32580.sql;
 query_vertical SELECT * FROM t1;
 DROP TABLE t1;
 
+#
+# Bug #37313  	BINLOG Contains Incorrect server id
+#
+
+let $save_server_id= `select @@global.server_id`;
+let $s_id_max=`select (1 << 32) - 1`;
+eval set @@global.server_id= $s_id_max;
+
+reset master;
+flush logs;
+--exec $MYSQL_BINLOG $MYSQLD_DATADIR/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+eval select
+(@a:=load_file("$MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog"))
+is not null;
+let $s_id_unsigned= `select @a like "%server id $s_id_max%" /* must return 1 */`;
+echo *** Unsigned server_id $s_id_max is found: $s_id_unsigned ***;
+
+eval set @@global.server_id= $save_server_id;
+--remove_file $MYSQLTEST_VARDIR/tmp/mysqlbinlog_bug37313.binlog
+
 --echo End of 5.1 tests

mysys/default.c

@@ -144,6 +144,7 @@ static char *remove_end_comment(char *ptr);
   RETURN
     0  ok
     1  given cinf_file doesn't exist
+    2  out of memory
 
     The global variable 'my_defaults_group_suffix' is updated with value for
     --defaults_group_suffix
@@ -190,7 +191,7 @@ int my_search_option_files(const char *conf_file, int *argc, char ***argv,
     if (!(extra_groups= 
 	  (const char**)alloc_root(ctx->alloc,
                                    (2*group->count+1)*sizeof(char*))))
-      goto err;
+      DBUG_RETURN(2);
     
     for (i= 0; i < group->count; i++)
     {
@@ -199,7 +200,7 @@ int my_search_option_files(const char *conf_file, int *argc, char ***argv,
       
       len= strlen(extra_groups[i]);
       if (!(ptr= alloc_root(ctx->alloc, len+instance_len+1)))
-	goto err;
+        DBUG_RETURN(2);
       
       extra_groups[i+group->count]= ptr;
       
@@ -254,12 +255,11 @@ int my_search_option_files(const char *conf_file, int *argc, char ***argv,
     }
   }
 
-  DBUG_RETURN(error);
+  DBUG_RETURN(0);
 
 err:
   fprintf(stderr,"Fatal error in defaults handling. Program aborted\n");
-  exit(1);
-  return 0;					/* Keep compiler happy */
+  DBUG_RETURN(1);
 }
 
 

mysys/my_getopt.c

@@ -100,10 +100,10 @@ static void default_reporter(enum loglevel level,
   one. Call function 'get_one_option()' once for each option.
 */
 
-static uchar** (*getopt_get_addr)(const char *, uint, const struct my_option *);
+static uchar** (*getopt_get_addr)(const char *, uint, const struct my_option *, int *);
 
 void my_getopt_register_get_addr(uchar** (*func_addr)(const char *, uint,
-						    const struct my_option *))
+						    const struct my_option *, int *))
 {
   getopt_get_addr= func_addr;
 }
@@ -362,8 +362,12 @@ int handle_options(int *argc, char ***argv,
                                      my_progname, optp->name);
 	  return EXIT_NO_ARGUMENT_ALLOWED;
 	}
+        error= 0;
 	value= optp->var_type & GET_ASK_ADDR ?
-	  (*getopt_get_addr)(key_name, (uint) strlen(key_name), optp) : optp->value;
+	  (*getopt_get_addr)(key_name, (uint) strlen(key_name), optp, &error) :
+          optp->value;
+        if (error)
+          return error;
   
 	if (optp->arg_type == NO_ARG)
 	{
@@ -1092,7 +1096,7 @@ static void init_variables(const struct my_option *options,
     if (options->value)
       init_one_value(options, options->value, options->def_value);
     if (options->var_type & GET_ASK_ADDR &&
-	(variable= (*getopt_get_addr)("", 0, options)))
+	(variable= (*getopt_get_addr)("", 0, options, 0)))
       init_one_value(options, variable, options->def_value);
   }
   DBUG_VOID_RETURN;
@@ -1196,7 +1200,7 @@ void my_print_variables(const struct my_option *options)
   for (optp= options; optp->id; optp++)
   {
     uchar* *value= (optp->var_type & GET_ASK_ADDR ?
-		  (*getopt_get_addr)("", 0, optp) : optp->value);
+		  (*getopt_get_addr)("", 0, optp, 0) : optp->value);
     if (value)
     {
       printf("%s ", optp->name);

sql/log_event.cc

@@ -1258,7 +1258,7 @@ void Log_event::print_header(IO_CACHE* file,
 
   my_b_printf(file, "#");
   print_timestamp(file);
-  my_b_printf(file, " server id %lu  end_log_pos %s ", server_id,
+  my_b_printf(file, " server id %lu  end_log_pos %s ", (ulong) server_id,
               llstr(log_pos,llbuff));
 
   /* mysqlbinlog --hexdump */

sql/mysql_priv.h

@@ -2411,7 +2411,8 @@ extern "C" void unireg_abort(int exit_code) __attribute__((noreturn));
 void kill_delayed_threads(void);
 bool check_stack_overrun(THD *thd, long margin, uchar *dummy);
 #else
-#define unireg_abort(exit_code) DBUG_RETURN(exit_code)
+extern "C" void unireg_clear(int exit_code);
+#define unireg_abort(exit_code) do { unireg_clear(exit_code); DBUG_RETURN(exit_code); } while(0)
 inline void kill_delayed_threads(void) {}
 #define check_stack_overrun(A, B, C) 0
 #endif

sql/sql_handler.cc

@@ -160,6 +160,9 @@ static void mysql_ha_close_table(THD *thd, TABLE_LIST *tables,
     table->query_id= thd->query_id;
     table->open_by_handler= 0;
   }
+
+  /* Mark table as closed, ready for re-open if necessary. */
+  tables->table= NULL;
 }
 
 /*
@@ -177,8 +180,7 @@ static void mysql_ha_close_table(THD *thd, TABLE_LIST *tables,
     'reopen' is set when a handler table is to be re-opened. In this case,
     'tables' is the pointer to the hashed TABLE_LIST object which has been
     saved on the original open.
-    'reopen' is also used to suppress the sending of an 'ok' message or
-    error messages.
+    'reopen' is also used to suppress the sending of an 'ok' message.
 
   RETURN
     FALSE OK
@@ -214,8 +216,7 @@ bool mysql_ha_open(THD *thd, TABLE_LIST *tables, bool reopen)
                     strlen(tables->alias) + 1))
     {
       DBUG_PRINT("info",("duplicate '%s'", tables->alias));
-      if (! reopen)
-        my_error(ER_NONUNIQ_TABLE, MYF(0), tables->alias);
+      my_error(ER_NONUNIQ_TABLE, MYF(0), tables->alias);
       goto err;
     }
   }
@@ -259,8 +260,7 @@ bool mysql_ha_open(THD *thd, TABLE_LIST *tables, bool reopen)
   /* There can be only one table in '*tables'. */
   if (! (tables->table->file->ha_table_flags() & HA_CAN_SQL_HANDLER))
   {
-    if (! reopen)
-      my_error(ER_ILLEGAL_HA, MYF(0), tables->alias);
+    my_error(ER_ILLEGAL_HA, MYF(0), tables->alias);
     goto err;
   }
 
@@ -479,8 +479,7 @@ retry:
 
   if (need_reopen)
   {
-    mysql_ha_close_table(thd, tables, FALSE);
-    hash_tables->table= NULL;
+    mysql_ha_close_table(thd, hash_tables, FALSE);
     /*
       The lock might have been aborted, we need to manually reset
       thd->some_tables_deleted because handler's tables are closed
@@ -761,11 +760,7 @@ void mysql_ha_flush(THD *thd)
   {
     hash_tables= (TABLE_LIST*) hash_element(&thd->handler_tables_hash, i);
     if (hash_tables->table && hash_tables->table->needs_reopen_or_name_lock())
-    {
       mysql_ha_close_table(thd, hash_tables, TRUE);
-      /* Mark table as closed, ready for re-open. */
-      hash_tables->table= NULL;
-    }
   }
 
   DBUG_VOID_RETURN;

storage/innobase/handler/ha_innodb.cc

@@ -4252,7 +4252,6 @@ convert_search_mode_to_innobase(
 	case HA_READ_MBR_WITHIN:
 	case HA_READ_MBR_DISJOINT:
 	case HA_READ_MBR_EQUAL:
-		my_error(ER_TABLE_CANT_HANDLE_SPKEYS, MYF(0));
 		return(PAGE_CUR_UNSUPP);
 	/* do not use "default:" in order to produce a gcc warning:
 	enumeration value '...' not handled in switch
@@ -5803,7 +5802,7 @@ ha_innobase::records_in_range(
 						      mode2);
 	} else {
 
-		n_rows = 0;
+		n_rows = HA_POS_ERROR;
 	}
 
 	dtuple_free_for_mysql(heap1);

storage/myisam/ha_myisam.cc

@@ -1789,6 +1789,8 @@ int ha_myisam::extra(enum ha_extra_function operation)
 {
   if ((specialflag & SPECIAL_SAFE_MODE) && operation == HA_EXTRA_KEYREAD)
     return 0;
+  if (operation == HA_EXTRA_MMAP && !opt_myisam_use_mmap)
+    return 0;
   return mi_extra(file, operation, 0);
 }