Removed not used variable 'last_ref'

Fixed problem with negative DECIMAL() keys
Fixed some bugs with NULL keys in BDB
More mysql-test tests


Docs/manual.texi:
  Changelog
client/mysqltest.c:
  Added syntax:  -- error #,#,...
heap/hp_info.c:
  cleanup
include/thr_lock.h:
  cleanup
isam/pack_isam.c:
  cleanup
myisam/mi_check.c:
  cleanup
myisam/mi_extra.c:
  cleanup
myisammrg/myrg_rkey.c:
  cleanup
mysql-test/mysql-test-run.sh:
  Change to run test as root
mysql-test/r/bdb.result:
  Many new tests
mysql-test/r/func_system.result:
  Change to root user
mysql-test/t/bdb.test:
  many more tests
mysql-test/t/create.test:
  Change to work by test and root user
sql/field.cc:
  Fixed problem with negative DECIMAL() keys
sql/filesort.cc:
  cleanup
sql/ha_berkeley.cc:
  Added purecoverage notes
  Fixed some bugs with NULL keys
sql/init.cc:
  cleanup
sql/mysql_priv.h:
  cleanup
sql/mysqld.cc:
  cleanup
sql/records.cc:
  cleanup
sql/unireg.h:
  cleanup

Docs/manual.texi

@@ -40383,6 +40383,8 @@ though, so Version 3.23 is not released as a stable version yet.
 @appendixsubsec Changes in release 3.23.31
 @itemize @bullet
 @item
+Fixed problem when using @code{DECIMAL()} keys on negative numbers.
+@item
 @code{HOUR()} on a @code{CHAR} column always returned @code{NULL}.
 @item
 Fixed security bug in something (please upgrade if you are using a earlier

client/mysqltest.c

@@ -70,6 +70,7 @@
 #define INIT_Q_LINES	  1024
 #define MIN_VAR_ALLOC	  32
 #define BLOCK_STACK_DEPTH  32
+#define MAX_EXPECTED_ERRORS 10
 
 static int record = 0, verbose = 0, silent = 0, opt_sleep=0;
 static char *db = 0, *pass=0;
@@ -88,7 +89,7 @@ static char TMPDIR[FN_REFLEN];
 
 static int block_stack[BLOCK_STACK_DEPTH];
 static int *cur_block, *block_stack_end;
-static uint global_expected_errno=0;
+static uint global_expected_errno[MAX_EXPECTED_ERRORS];
 
 DYNAMIC_ARRAY q_lines;
 
@@ -132,7 +133,7 @@ struct st_query
   char *query, *first_argument;
   int first_word_len;
   my_bool abort_on_error, require_file;
-  uint expected_errno;
+  uint expected_errno[MAX_EXPECTED_ERRORS];
   char record_file[FN_REFLEN];
   /* Add new commands before Q_UNKNOWN */
   enum { Q_CONNECTION=1, Q_QUERY, Q_CONNECT,
@@ -542,17 +543,24 @@ static void get_file_name(char *filename, struct st_query* q)
 }
 
 
-static int get_int(struct st_query* q)
+static void get_ints(uint *to,struct st_query* q)
 {
   char* p=q->first_argument;
-  int res;
-  DBUG_ENTER("get_int");
+  long val;
+  DBUG_ENTER("get_ints");
+
   while (*p && isspace(*p)) p++;
   if (!*p)
     die("Missing argument in %s\n", q->query);
-  res=atoi(p);
-  DBUG_PRINT("result",("res: %d",res));
-  DBUG_RETURN(res);
+
+  for (; (p=str2int(p,10,(long) INT_MIN, (long) INT_MAX, &val)) ; p++)
+  {
+    *to++= (uint) val;
+    if (*p != ',')
+      break;
+  }
+  *to++=0;					/* End of data */
+  DBUG_VOID_RETURN;
 }
 
 
@@ -918,9 +926,10 @@ int read_query(struct st_query** q_ptr)
   q->record_file[0] = 0;
   q->require_file=0;
   q->first_word_len = 0;
-  q->expected_errno = global_expected_errno;
-  q->abort_on_error = global_expected_errno == 0;
-  global_expected_errno=0;
+  memcpy((gptr) q->expected_errno, (gptr) global_expected_errno,
+	 sizeof(global_expected_errno));
+  q->abort_on_error = global_expected_errno[0] == 0;
+  bzero((gptr) global_expected_errno,sizeof(global_expected_errno));
   q->type = Q_UNKNOWN;
   q->query=0;
   if (read_line(read_query_buf, sizeof(read_query_buf)))
@@ -947,7 +956,8 @@ int read_query(struct st_query** q_ptr)
 	p++;
 	for (;isdigit(*p);p++)
 	  expected_errno = expected_errno * 10 + *p - '0';
-	q->expected_errno = expected_errno;
+	q->expected_errno[0] = expected_errno;
+	q->expected_errno[1] = 0;
       }
     }
 
@@ -1178,15 +1188,17 @@ int run_query(MYSQL* mysql, struct st_query* q)
 	  mysql_errno(mysql), mysql_error(mysql));
     else
     {
-      if (q->expected_errno)
+      for (i=0 ; q->expected_errno[i] ; i++)
+      {
+	if ((q->expected_errno[i] == mysql_errno(mysql)))
+	  goto end;				/* Ok */
+      }
+      if (i)
       {
-	error = (q->expected_errno != mysql_errno(mysql));
-	if (error)
-	  verbose_msg("query '%s' failed with wrong errno\
- %d instead of %d", q->query, mysql_errno(mysql), q->expected_errno);
+	verbose_msg("query '%s' failed with wrong errno\
+ %d instead of %d...", q->query, mysql_errno(mysql), q->expected_errno[0]);
 	goto end;
       }
-
       verbose_msg("query '%s' failed: %d: %s", q->query, mysql_errno(mysql),
 		  mysql_error(mysql));
       /* if we do not abort on error, failure to run the query does
@@ -1196,11 +1208,11 @@ int run_query(MYSQL* mysql, struct st_query* q)
     }
   }
 
-  if (q->expected_errno)
+  if (q->expected_errno[0])
   {
     error = 1;
-    verbose_msg("query '%s' succeeded - should have failed with errno %d",
-		q->query, q->expected_errno);
+    verbose_msg("query '%s' succeeded - should have failed with errno %d...",
+		q->query, q->expected_errno[0]);
     goto end;
   }
 
@@ -1373,7 +1385,7 @@ int main(int argc, char** argv)
 	require_file=0;
 	break;
       case Q_ERROR:
-	global_expected_errno=get_int(q);
+	get_ints(global_expected_errno,q);
 	break;
       case Q_REQUIRE:
 	get_file_name(save_file,q);

heap/hp_info.c

@@ -44,7 +44,8 @@ ulong heap_position_old(HP_INFO *info)
 /* Note that heap_info does NOT return information about the
    current position anymore;  Use heap_position instead */
 
-int heap_info(reg1 HP_INFO *info,reg2 HEAPINFO *x,int flag)
+int heap_info(reg1 HP_INFO *info,reg2 HEAPINFO *x,
+	      int flag __attribute__((unused)))
 {
   DBUG_ENTER("heap_info");
   x->records	 = info->s->records;

include/thr_lock.h

@@ -29,11 +29,36 @@ extern "C" {
 struct st_thr_lock;
 
 enum thr_lock_type { TL_IGNORE=-1,
-		     TL_UNLOCK, TL_READ,  TL_READ_HIGH_PRIORITY,
+		     TL_UNLOCK,			/* UNLOCK ANY LOCK */
+		     TL_READ,			/* Read lock */
+		     /* High prior. than TL_WRITE. Allow concurrent insert */
+		     TL_READ_HIGH_PRIORITY,
+		     /* READ, Don't allow concurrent insert */
 		     TL_READ_NO_INSERT,
-		     TL_WRITE_ALLOW_WRITE, TL_WRITE_ALLOW_READ,
+		     /* 
+			Write lock, but allow other threads to read / write.
+			Used by BDB tables in MySQL to mark that someone is
+			reading/writing to the table.
+		      */
+		     TL_WRITE_ALLOW_WRITE,
+		     /*
+			Write lock, but allow other threads to read / write.
+			Used by ALTER TABLE in MySQL to mark to allow readers
+			to use the table until ALTER TABLE is finished.
+		     */
+		     TL_WRITE_ALLOW_READ,
+		     /*
+		       WRITE lock used by concurrent insert. Will allow
+		       READ, if one could use concurrent insert on table.
+		     */
 		     TL_WRITE_CONCURRENT_INSERT,
-		     TL_WRITE_DELAYED, TL_WRITE_LOW_PRIORITY, TL_WRITE,
+		     /* Write used by INSERT DELAYED.  Allows READ locks */
+		     TL_WRITE_DELAYED,
+		     /* WRITE lock that has lower priority than TL_READ */
+		     TL_WRITE_LOW_PRIORITY,
+		     /* Normal WRITE lock */
+		     TL_WRITE,
+		     /* Abort new lock request with an error */
 		     TL_WRITE_ONLY};
 
 extern ulong max_write_lock_count;

isam/pack_isam.c

@@ -576,7 +576,7 @@ static int compress(MRG_INFO *mrg,char *result_table)
   if (verbose && mrg->records)
     printf("Min record length: %6d   Max length: %6d   Mean total length: %6lu\n",
 	   mrg->min_pack_length,mrg->max_pack_length,
-	   (ulong) new_length/mrg->records);
+	   (ulong) (new_length/mrg->records));
 
   if (!test_only)
   {
@@ -763,11 +763,11 @@ static int get_statistic(MRG_INFO *mrg,HUFF_COUNTS *huff_counts)
 	{
 	  global_count=count;
 	  if (!(element=tree_insert(&count->int_tree,pos,0)) ||
-	      (element->count == 1 &&
+	      ((element->count == 1 &&
 	       count->tree_buff + tree_buff_length <
-	       count->tree_pos + count->field_length ||
-	       count->field_length == 1 &&
-	       count->int_tree.elements_in_tree > 1))
+	       count->tree_pos + count->field_length) ||
+	       (count->field_length == 1 &&
+		count->int_tree.elements_in_tree > 1)))
 	  {
 	    delete_tree(&count->int_tree);
 	    my_free(count->tree_buff,MYF(0));
@@ -862,7 +862,8 @@ static int get_statistic(MRG_INFO *mrg,HUFF_COUNTS *huff_counts)
   DBUG_RETURN(0);
 }
 
-static int compare_huff_elements(void *not_used, byte *a, byte *b)
+static int compare_huff_elements(void *not_used __attribute__((unused)),
+				 byte *a, byte *b)
 {
   return *((my_off_t*) a) < *((my_off_t*) b) ? -1 :
     (*((my_off_t*) a) == *((my_off_t*) b)  ? 0 : 1);

myisam/mi_check.c

@@ -1182,7 +1182,7 @@ int mi_repair(MI_CHECK *param, register MI_INFO *info,
      That is the next line for... (serg)
   */
 
-  share->state.key_map= (((ulonglong) 1L << share->base.keys)-1 &
+  share->state.key_map= ((((ulonglong) 1L << share->base.keys)-1) &
 			 param->keys_in_use);
 
   info->state->key_file_length=share->base.keystart;

myisam/mi_extra.c

@@ -151,6 +151,7 @@ int mi_extra(MI_INFO *info, enum ha_extra_function function)
     {
       info->opt_flag&= ~(READ_CACHE_USED | WRITE_CACHE_USED);
       error=end_io_cache(&info->rec_cache);
+      /* Sergei will insert full text index caching here */
     }
 #if defined(HAVE_MMAP) && defined(HAVE_MADVICE)
     if (info->opt_flag & MEMMAP_USED)

myisammrg/myrg_rkey.c

@@ -46,6 +46,7 @@ int myrg_rkey(MYRG_INFO *info,byte *record,int inx, const byte *key,
   int err;
   byte *buf=((search_flag == HA_READ_KEY_EXACT) ? record: 0);
   LINT_INIT(key_buff);
+  LINT_INIT(pack_key_length);
 
   if (_myrg_init_queue(info,inx,search_flag))
     return my_errno;

mysql-test/mysql-test-run.sh

@@ -10,7 +10,6 @@
 # Access Definitions
 #--
 DB=test
-DBUSER=test
 DBPASSWD=
 VERBOSE=""
 TZ=GMT-3; export TZ # for UNIX_TIMESTAMP tests to work
@@ -209,6 +208,9 @@ fi
 if [ -n "$USE_RUNNING_SERVER" ]
 then
    MASTER_MYSOCK="/tmp/mysql.sock"
+   DBUSER=test
+else
+   DBUSER=root		# We want to do FLUSH xxx commands
 fi
 
 if [ -w / ]

mysql-test/r/bdb.result

@@ -130,11 +130,23 @@ level	id	parent_id
 1	1005	101
 1	1006	101
 1	1007	101
+Table	Op	Msg_type	Msg_text
+test.t1	optimize	status	OK
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Comment
+t1	0	PRIMARY	1	id	A	39	NULL	NULL	
+t1	1	parent_id	1	parent_id	A	9	NULL	NULL	
+t1	1	level	1	level	A	3	NULL	NULL	
 gesuchnr	benutzer_id
 1	1
 2	1
+Table	Op	Msg_type	Msg_text
+test.t1	optimize	status	OK
 a
 2
+Table	Op	Msg_type	Msg_text
+test.t1	check	error	The handler for the table doesn't support check/repair
+a	b
+2	testing
 a	b
 a	1
 a	2
@@ -152,6 +164,8 @@ d	2
 d	5
 e	1
 k	1
+count(*)
+16
 n	after rollback
 n	after commit
 4	after commit
@@ -249,6 +263,12 @@ id	ggid	email	passwd
 1	test1		xxx
 id	ggid	email	passwd
 2	test2		yyy
+id	ggid	email	passwd
+1	this will work		
+3	test2		this will work
+id	ggid	email	passwd
+1	this will work		
+id	ggid	email	passwd
 user_name	password	subscribed	user_id	quota	weight	access_date	access_time	approved	dummy_primary_key
 user_0	somepassword	N	0	0	0	2000-09-07	23:06:59	2000-09-07 23:06:59	1
 user_1	somepassword	Y	1	1	1	2000-09-07	23:06:59	2000-09-07 23:06:59	2
@@ -402,14 +422,50 @@ id	parent_id	level
 1180	105	2
 count(*)
 1
+count(*)
+1
+count(*)
+2
+count(*)
+1
+count(*)
+1
+count(*)
+1
+sca_pic
+NULL
+NULL
 a
 1
 2
 3
+a
+2
+3
+5
 b
 this is a blob
 b	i
 this is a blob	1
 b	i
 this is a blob	1
+	1
+	2
+	3
+b	i
 b	i
+NULL	NULL
+b	i
+updated	1
+NULL	-1
+NULL	NULL
+updated	1
+	2
+	3
+a	b
+world	2
+hello	1
+Table	Op	Msg_type	Msg_text
+test.t1	optimize	status	OK
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Comment
+t1	0	PRIMARY	1	a	A	1	NULL	NULL	

mysql-test/r/func_system.result

 database()	user()
-test	test@localhost
+test	root@localhost
 version()>="3.23.29"
 1

mysql-test/r/type_decimal.result

+id	datatype_id	minvalue	maxvalue	valuename	forecolor	backcolor
+143	16	-4.9000000000	-0.1000000000		NULL	15774720
+146	16	0.0000000000	1.9000000000		0	16769024
+id	datatype_id	minvalue	maxvalue	valuename	forecolor	backcolor
+143	16	-4.9000000000	-0.1000000000		NULL	15774720

mysql-test/t/bdb.test

@@ -45,6 +45,8 @@ explain select level,id from t1 where level=1;
 explain select level,id,parent_id from t1 where level=1;
 select level,id from t1 where level=1;
 select level,id,parent_id from t1 where level=1;
+optimize table t1;
+show keys from t1;
 drop table t1;
 
 #
@@ -69,6 +71,14 @@ drop table t1;
 
 create table t1 (a int) type=bdb;
 insert into t1 values (1), (2);
+optimize table t1;
+delete from t1 where a = 1;
+select * from t1;
+check table t1;
+drop table t1;
+
+create table t1 (a int,b varchar(20)) type=bdb;
+insert into t1 values (1,""), (2,"testing");
 delete from t1 where a = 1;
 select * from t1;
 drop table t1;
@@ -85,6 +95,8 @@ insert into t1 (a) values ('k'),('d');
 insert into t1 (a) values ("a");
 insert into t1 values ("d",last_insert_id());
 select * from t1;
+flush tables;
+select count(*) from t1;
 drop table t1;
 
 #
@@ -251,10 +263,22 @@ CREATE TABLE t1 (
 
 insert into t1 (ggid,passwd) values ('test1','xxx');
 insert into t1 (ggid,passwd) values ('test2','yyy');
+-- error 1062
+insert into t1 (ggid,passwd) values ('test2','this will fail');
+-- error 1062
+insert into t1 (ggid,id) values ('this will fail',1);
 
 select * from t1 where ggid='test1';
 select * from t1 where passwd='xxx';
 select * from t1 where id=2;
+
+replace into t1 (ggid,id) values ('this will work',1);
+replace into t1 (ggid,passwd) values ('test2','this will work');
+-- error 1062
+update t1 set id=100,ggid='test2' where id=1;
+select * from t1;
+select * from t1 where id=1;
+select * from t1 where id=999;
 drop table t1;
 
 #
@@ -324,27 +348,60 @@ CREATE TABLE t1 (
    sca_pic varchar(100),
    sca_sdesc varchar(50),
    sca_sch_desc varchar(16),
-   PRIMARY KEY (sca_code, cat_code, lan_code)
+   PRIMARY KEY (sca_code, cat_code, lan_code),
+   INDEX sca_pic (sca_pic)
 ) type = bdb ;
 
-INSERT INTO t1 ( sca_code, cat_code, sca_desc, lan_code, sca_pic, sca_sdesc, sca_sch_desc) VALUES ( 'PD', 'J', 'PENDANT', 'EN', NULL, NULL, 'PENDANT'),( 'RI', 'J', 'RING', 'EN', NULL, NULL, 'RING');
+INSERT INTO t1 ( sca_code, cat_code, sca_desc, lan_code, sca_pic, sca_sdesc, sca_sch_desc) VALUES ( 'PD', 'J', 'PENDANT', 'EN', NULL, NULL, 'PENDANT'),( 'RI', 'J', 'RING', 'EN', NULL, NULL, 'RING'),( 'QQ', 'J', 'RING', 'EN', 'not null', NULL, 'RING');
 select count(*) from t1 where sca_code = 'PD';
+select count(*) from t1 where sca_code <= 'PD';
+select count(*) from t1 where sca_pic is null;
+alter table t1 drop index sca_pic, add index sca_pic (cat_code, sca_pic);
+select count(*) from t1 where sca_code='PD' and sca_pic is null;
+alter table t1 drop index sca_pic, add index (sca_pic, cat_code);
+select count(*) from t1 where sca_code='PD' and sca_pic is null;
+select count(*) from t1 where sca_pic >= 'n';
+select sca_pic from t1 where sca_pic is null;
+update t1 set sca_pic="test" where sca_pic is null;
+delete from t1 where sca_code='pd';
 drop table t1;
 
 #
-# Test of opening table twice
+# Test of opening table twice and timestamps
 #
-CREATE TABLE t1 (a int not null, primary key (a)) type=bdb;
-insert into t1 values(1),(2),(3);
-select t1.a from t1 natural join t1 as t2 order by t1.a;
+set @a:=now();
+CREATE TABLE t1 (a int not null, b timestamp not null, primary key (a)) type=bdb;
+insert into t1 (a) values(1),(2),(3);
+select t1.a from t1 natural join t1 as t2 where t1.b >= @a order by t1.a;
+update t1 set a=5 where a=1;
+select a from t1;
 drop table t1;
 
+#
+# Test flushing of berkeley DB logs
+#
+flush logs;
+
 #
 # Test key on blob with null values
 #
 create table t1 (b blob, i int, key (b(100)), key (i), key (i, b(20)));
-insert into t1 values ('this is a blob', 1), (null, -1), (null, null);
+insert into t1 values ('this is a blob', 1), (null, -1), (null, null),("",1),("",2),("",3);
 select b from t1 where b = 'this is a blob';
 select * from t1 where b like 't%';
 select b, i from t1 where b is not null;
 select * from t1 where b is null and i > 0;
+select * from t1 where i is NULL;
+update t1 set b='updated' where i=1;
+select * from t1;
+drop table t1;
+
+#
+# Test with variable length primary key
+#
+create table t1 (a varchar(100) not null, primary key(a), b int not null);
+insert into t1 values("hello",1),("world",2);
+select * from t1 order by b desc;
+optimize table t1;
+show keys from t1;
+drop table t1;

mysql-test/t/create.test

@@ -33,7 +33,8 @@ drop table if exists t1;
 !$1171 create table t1 (ordid int(8), primary key (ordid));
 !$1121 create table t1 (ordid int(8), unique (ordid)) type=isam;
 
-!$1044 create table not_existing_database.test (a int);
+-- error 1044,1
+create table not_existing_database.test (a int);
 !$1103 create table `a/a` (a int);
 !$1103 create table `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa int);
 !$1059 create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);

sql/field.cc

@@ -597,24 +597,23 @@ String *Field_decimal::val_str(String *val_buffer __attribute__((unused)),
 int Field_decimal::cmp(const char *a_ptr,const char *b_ptr)
 {
   const char *end;
+  int swap=0;
   /* First remove prefixes '0', ' ', and '-' */
   for (end=a_ptr+field_length;
        a_ptr != end &&
 	 (*a_ptr == *b_ptr ||
 	  ((isspace(*a_ptr)  || *a_ptr == '+' || *a_ptr == '0') &&
 	   (isspace(*b_ptr) || *b_ptr == '+' || *b_ptr == '0')));
-       a_ptr++,b_ptr++) ;
-
+       a_ptr++,b_ptr++)
+  {
+    if (*a_ptr == '-')				// If both numbers are negative
+      swap= -1 ^ 1;				// Swap result      
+  }
   if (a_ptr == end)
     return 0;
-  int swap=0;
   if (*a_ptr == '-')
-  {
-    if (*b_ptr != '-')
-      return -1;
-    swap= -1 ^ 1;				// Swap result
-    a_ptr++, b_ptr++;
-  } else if (*b_ptr == '-')
+    return -1;
+  else if (*b_ptr == '-')
     return 1;
 
   while (a_ptr != end)

sql/filesort.cc

@@ -343,11 +343,6 @@ static ha_rows find_all_keys(SORTPARAM *param, SQL_SELECT *select,
 	  error= my_errno ? my_errno : -1;		/* Abort */
 	  break;
 	}
-	if (TEST_IF_LASTREF(ref_pos,ref_length))
-	{
-	  error=HA_ERR_END_OF_FILE;
-	  break;
-	}
 	error=file->rnd_pos(sort_form->record[0],next_pos);
       }
       else

sql/init.cc

@@ -39,7 +39,6 @@ void unireg_init(ulong options)
 #endif
   my_abort_hook=unireg_abort;		/* Abort with close of databases */
   f_fyllchar=' ';			/* Input fill char */
-  bfill(last_ref,MAX_REFLENGTH,(uchar) 255);  /* This is indexfile-last-ref */
 
   VOID(strmov(reg_ext,".frm"));
   for (i=0 ; i < 6 ; i++)		// YYMMDDHHMMSS

sql/mysql_priv.h

@@ -523,7 +523,6 @@ extern bool low_priority_updates;
 extern bool opt_sql_bin_update, opt_safe_show_db;
 extern char language[LIBLEN],reg_ext[FN_EXTLEN],blob_newline;
 extern const char **errmesg;			/* Error messages */
-extern byte last_ref[MAX_REFLENGTH];		/* Index ref of keys */
 extern String empty_string;
 extern struct show_var_st init_vars[];
 extern struct show_var_st status_vars[];

sql/mysqld.cc

@@ -279,7 +279,6 @@ char server_version[50]=MYSQL_SERVER_VERSION;
 const char *first_keyword="first";
 const char **errmesg;			/* Error messages */
 const char *myisam_recover_options_str="OFF";
-byte last_ref[MAX_REFLENGTH];		/* Index ref of keys */
 my_string mysql_unix_port=NULL,mysql_tmpdir=NULL;
 ulong my_bind_addr;			/* the address we bind to */
 DATE_FORMAT dayord;

sql/records.cc

@@ -164,8 +164,6 @@ static int rr_from_tempfile(READ_RECORD *info)
 {
   if (my_b_read(info->io_cache,info->ref_pos,info->ref_length))
     return -1;					/* End of file */
-  if (TEST_IF_LASTREF(info->ref_pos,info->ref_length))
-    return -1;					/* File ends with this */
   int tmp=info->file->rnd_pos(info->record,info->ref_pos);
   if (tmp)
   {
@@ -271,16 +269,6 @@ static int rr_from_cache(READ_RECORD *info)
     ref_position=info->read_positions;
     for (i=0 ; i < length ; i++,position+=info->ref_length)
     {
-      if (memcmp(position,last_ref,(size_s) info->ref_length) == 0)
-      {					/* End of file */
-	if (!i)
-	{
-	  DBUG_PRINT("info",("Found end of file"));
-	  return -1;			/* Last record and no in buffert */
-	}
-	length=i;				// rows in buffer
-	break;
-      }
       memcpy(ref_position,position,(size_s) info->ref_length);
       ref_position+=MAX_REFLENGTH;
       int3store(ref_position,(long) i);

sql/unireg.h

@@ -105,12 +105,6 @@ bmove_allign((A)->record[0],(A)->record[2],(size_t) (A)->reclength); \
 bfill((A)->null_flags,(A)->null_bytes,255);\
 }
 
-#if MAX_REFLENGTH == 4
-#define TEST_IF_LASTREF(A,B) ((long) *((int32*) (A)) == -1L)
-#else
-#define TEST_IF_LASTREF(A,B) (bcmp(A,last_ref,B) == 0)
-#endif
-
 	/* Defines for use with openfrm, openprt and openfrd */
 
 #define READ_ALL		1	/* openfrm: Read all parameters */