Fixed --no-defaults in mysqltest

BUILD/compile-pentium-debug:
  Use /usr/local/BerkeleyDB-dbug/ if available
BUILD/compile-pentium:
  Use /usr/local/BerkeleyDB-opt/ if available
Docs/internals.texi:
  Added 'unedited' documentation for mysys functions
Docs/manual.texi:
  Cleanups
client/mysql.cc:
  Added client language to status
client/mysqltest.c:
  Fixed bug with --no-defaults
heap/_check.c:
  Added option to print status.
heap/hp_close.c:
  Update to use new status interface
heap/hp_hash.c:
  Clean up hash function and add new experimental hash
heap/hp_test1.c:
  Update to use new status interface
heap/hp_test2.c:
  Update to use new status interface
include/heap.h:
  Update to use new status interface
mysql-test/r/key_diff.result:
  Cleanup tests that may give rows in random order
mysql-test/r/type_blob.result:
  Removed \r from output as this confused bk
mysql-test/t/key_diff.test:
  Cleanup tests that may give rows in random order
BitKeeper/etc/ignore:
  Added Docs/my_sys.doc to the ignore list
mysql-test/t/type_blob.test:
  Removed \r from output as this confused bk
mysys/hash.c:
  Add new experimental hash function
scripts/safe_mysqld.sh:
  Added --mysqld option
sql/ha_innobase.cc:
  Fixed store_locking
sql/mysqld.cc:
  Cleaned up warning messages

.bzrignore

@@ -184,3 +184,4 @@ mysqld.sym
 .snprj/*
 sql-bench/output/*
 sql-bench/Results-linux/ATIS-mysql_bdb-Linux_2.2.14_my_SMP_i686
+Docs/my_sys.doc

BUILD/compile-pentium

@@ -7,4 +7,10 @@ extra_flags="$pentium_cflags $fast_cflags"
 extra_configs="$pentium_configs"
 strip=yes
 
+# Use the optimized version if it exists
+if test -d /usr/local/BerkeleyDB-opt/
+then
+ extra_configs="$extra_configs --with-berkeley-db=/usr/local/BerkeleyDB-opt/"
+fi
+
 . "$path/FINISH.sh"

BUILD/compile-pentium-debug

@@ -8,4 +8,10 @@ c_warnings="$c_warnings $debug_extra_warnings"
 cxx_warnings="$cxx_warnings $debug_extra_warnings"
 extra_configs="$pentium_configs $debug_configs"
 
+# Use the debug version if it exists
+if test -d /usr/local/BerkeleyDB-dbug/
+then
+ extra_configs="$extra_configs --with-berkeley-db=/usr/local/BerkeleyDB-dbug/"
+fi
+
 . "$path/FINISH.sh"

BUILD/compile-pentium-symbols

+#! /bin/sh
+
+path=`dirname $0`
+. "$path/SETUP.sh"
+
+extra_flags="$pentium_cflags $fast_cflags -g"
+extra_configs="$pentium_configs"
+
+# Use the optimized version if it exists
+if test -d /usr/local/BerkeleyDB-opt/
+then
+ extra_configs="$extra_configs --with-berkeley-db=/usr/local/BerkeleyDB-opt/"
+fi
+
+. "$path/FINISH.sh"

Docs/internals.texi

@@ -289,6 +289,151 @@ Use pointers rather than array indexing when operating on strings.
 
 @end itemize
 
+@node mysys functions
+@chapter mysys functions
+
+Functions i mysys: (For flags se my_sys.h)
+
+ int my_copy _A((const char *from,const char *to,myf MyFlags));
+	- Copy file
+
+ int my_delete _A((const char *name,myf MyFlags));
+	- Delete file
+
+ int my_getwd _A((string buf,uint size,myf MyFlags));
+ int my_setwd _A((const char *dir,myf MyFlags));
+	- Get and set working directory
+
+ string my_tempnam _A((const char *pfx,myf MyFlags));
+	- Make a uniq temp file name by using dir and adding something after
+	 pfx to make name uniq. Name is made by adding a uniq 6 length-string
+	 and TMP_EXT after pfx.
+	 Returns pointer to malloced area for filename. Should be freed by
+	 free().
+
+ File my_open _A((const char *FileName,int Flags,myf MyFlags));
+ File my_create _A((const char *FileName,int CreateFlags,
+			  int AccsesFlags, myf MyFlags));
+ int my_close _A((File Filedes,myf MyFlags));
+ uint my_read _A((File Filedes,byte *Buffer,uint Count,myf MyFlags));
+ uint my_write _A((File Filedes,const byte *Buffer,uint Count,
+			 myf MyFlags));
+ ulong my_seek _A((File fd,ulong pos,int whence,myf MyFlags));
+ ulong my_tell _A((File fd,myf MyFlags));
+	- Use instead of open,open-with-create-flag, close read and write
+	  to get automatic error-messages (flag: MYF_WME) and only have
+	  to test for != 0 if error (flag: MY_NABP).
+
+ int my_rename _A((const char *from,const char *to,myf MyFlags));
+	- Rename file
+
+ FILE *my_fopen _A((const char *FileName,int Flags,myf MyFlags));
+ FILE *my_fdopen _A((File Filedes,int Flags,myf MyFlags));
+ int my_fclose _A((FILE *fd,myf MyFlags));
+ uint my_fread _A((FILE *stream,byte *Buffer,uint Count,myf MyFlags));
+ uint my_fwrite _A((FILE *stream,const byte *Buffer,uint Count,
+			  myf MyFlags));
+ ulong my_fseek _A((FILE *stream,ulong pos,int whence,myf MyFlags));
+ ulong my_ftell _A((FILE *stream,myf MyFlags));
+	- Same read-interface for streams as for files
+
+ gptr _mymalloc _A((uint uSize,const char *sFile,
+			  uint uLine, myf MyFlag));
+ gptr _myrealloc _A((string pPtr,uint uSize,const char *sFile,
+			   uint uLine, myf MyFlag));
+ void _myfree _A((gptr pPtr,const char *sFile,uint uLine));
+ int _sanity _A((const char *sFile,unsigned int uLine));
+ gptr _myget_copy_of_memory _A((const byte *from,uint length,
+				      const char *sFile, uint uLine,
+				      myf MyFlag));
+	- malloc(size,myflag) is mapped to this functions if not compiled
+	  with -DSAFEMALLOC
+
+ void TERMINATE _A((void));
+	- Writes malloc-info on stdout if compiled with -DSAFEMALLOC.
+
+ int my_chsize _A((File fd,ulong newlength,myf MyFlags));
+	- Change size of file
+
+ void my_error _D((int nr,myf MyFlags, ...));
+	- Writes message using error number (se mysys/errors.h) on
+	  stdout or curses if  MYSYS_PROGRAM_USES_CURSES() is called.
+
+ void my_message _A((const char *str,myf MyFlags));
+	- Writes message-string on
+	 stdout or curses if  MYSYS_PROGRAM_USES_CURSES() is called.
+
+ void my_init _A((void ));
+	- Start each program (in main) with this.
+ void my_end _A((int infoflag));
+	- Gives info about program.
+	- If infoflag & MY_CHECK_ERROR prints if some files are left open
+	- If infoflag & MY_GIVE_INFO   prints timing info and malloc info
+	  about prog.
+
+ int my_redel _A((const char *from, const char *to, int MyFlags));
+	- Delete from before rename of to to from. Copyes state from old
+	  file to new file. If MY_COPY_TIME is set sets old time.
+
+ int my_copystat _A((const char *from, const char *to, int MyFlags));
+	- Copye state from old file to new file.
+	  If MY_COPY_TIME is set sets copy also time.
+
+ string my_filename _A((File fd));
+	- Give filename of open file.
+
+ int dirname _A((string to,const char *name));
+	- Copy name of directory from filename.
+
+ int test_if_hard_path _A((const char *dir_name));
+	- Test if dirname is a hard path (Starts from root)
+
+ void convert_dirname _A((string name));
+	- Convert dirname acording to system.
+	  - In MSDOS changes all caracters to capitals and changes '/' to
+	    '\'
+ string fn_ext _A((const char *name));
+	- Returns pointer to extension in filename
+ string fn_format _A((string to,const char *name,const char *dsk,
+			    const char *form,int flag));
+	format a filename with replace of library and extension and
+	converts between different systems.
+	params to and name may be identicall
+	function dosn't change name if name != to
+	Flag may be:	1   force replace filnames library with 'dsk'
+			2   force replace extension with 'form' */
+			4   force Unpack filename (replace ~ with home)
+			8   Pack filename as short as possibly for output to
+			    user.
+	All open requests should allways use at least:
+	"open(fn_format(temp_buffe,name,"","",4),...)" to unpack home and
+	convert filename to system-form.
+
+ string fn_same _A((string toname,const char *name,int flag));
+	- Copys directory and extension from name to toname if neaded.
+	  copy can be forced by same flags that in fn_format.
+
+ int wild_compare _A((const char *str,const char *wildstr));
+	- Compare if str matches wildstr. Wildstr can contain "*" and "?"
+	  as match-characters.
+	  Returns 0 if match.
+
+ void get_date _A((string to,int timeflag));
+	- Get current date in a form ready for printing.
+
+ void soundex _A((string out_pntr, string in_pntr))
+	- Makes in_pntr to a 5 chars long string. All words that sounds
+	  alike have the same string.
+
+ int init_key_cache _A((ulong use_mem,ulong leave_this_much_mem));
+	- Use cacheing of keys in MISAM, PISAM, and ISAM.
+	  KEY_CACHE_SIZE is a good size.
+	  - Remember to lock databases for optimal cacheing
+
+ void end_key_cache _A((void));
+	- End key-cacheing.
+
+
 @c The Index was empty, and ugly, so I removed it. (jcole, Sep 7, 2000)
 
 @c @node Index

Docs/manual.texi

@@ -28445,20 +28445,20 @@ Most of the options to @code{safe_mysqld} are the same as the options to
 @table @code
 @item --basedir=path
 @item --core-file-size=#
+@item --datadir=path
 @item --defaults-extra-file=path
 @item --defaults-file=path
-@item --open-files=#
-Size of the core file @code{mysqld} should be able to create. Passed to
-@code{ulimit -c}.
-@item --datadir=path
 @item --err-log=path
 @item --ledir=path
 Path to @code{mysqld}
 @item --log=path
+@item --mysqld=mysqld-version
+Name of the mysqld version in the @code{ledir} directory you want to start.
 @item --no-defaults
 @item --open-files=#
-Number of files @code{mysqld} should be able to open. Passed to
-@code{ulimit -n}.
+Number of files @code{mysqld} should be able to open. Passed to @code{ulimit -n}.
+@item --open-files=#
+Size of the core file @code{mysqld} should be able to create. Passed to @code{ulimit -c}.
 @item --pid-file=path
 @item --port=#
 @item --socket=path
@@ -40057,6 +40057,8 @@ though, so Version 3.23 is not released as a stable version yet.
 @appendixsubsec Changes in release 3.23.30
 @itemize @bullet
 @item
+Added option @code{--mysqld=#} to @code{safe_mysqld}
+@item
 Allow hex constants in the @code{--fields-*-by} and
 @code{--lines-terminated-by} options to @code{mysqldump} and
 @code{mysqlimport}. By Paul DuBois.

client/mysql.cc

@@ -39,7 +39,7 @@
 #include "my_readline.h"
 #include <signal.h>
 
-const char *VER="11.9";
+const char *VER="11.10";
 
 gptr sql_alloc(unsigned size);	     // Don't use mysqld alloc for these
 void sql_element_free(void *ptr);
@@ -2162,7 +2162,9 @@ com_status(String *buffer __attribute__((unused)),
   tee_fprintf(stdout, "Server version:\t\t%s\n", mysql_get_server_info(&mysql));
   tee_fprintf(stdout, "Protocol version:\t%d\n", mysql_get_proto_info(&mysql));
   tee_fprintf(stdout, "Connection:\t\t%s\n", mysql_get_host_info(&mysql));
-  tee_fprintf(stdout, "Language:\t\t%s\n", mysql.charset->name);
+  tee_fprintf(stdout, "Client characterset:\t%s\n",
+	      default_charset_info->name);
+  tee_fprintf(stdout, "Server characterset:\t%s\n", mysql.charset->name);
   if (strstr(mysql_get_host_info(&mysql),"TCP/IP") || ! mysql.unix_socket)
     tee_fprintf(stdout, "TCP port:\t\t%d\n", mysql.port);
   else

client/mysqltest.c

@@ -1277,9 +1277,6 @@ int main(int argc, char** argv)
 
   if (!( mysql_init(&cur_con->mysql)))
     die("Failed in mysql_init()");
-
-  mysql_options(&cur_con->mysql, MYSQL_READ_DEFAULT_GROUP, "mysql");
-
   cur_con->name = my_strdup("default", MYF(MY_WME));
   if (!cur_con->name)
     die("Out of memory");

heap/_check.c

@@ -18,11 +18,12 @@
 
 #include "heapdef.h"
 
-static int check_one_key(HP_KEYDEF *keydef,ulong records,ulong blength);
+static int check_one_key(HP_KEYDEF *keydef, uint keynr, ulong records,
+			 ulong blength, my_bool print_status);
 
 /* Returns 0 if the HEAP is ok */
 
-int heap_check_heap(HP_INFO *info)
+int heap_check_heap(HP_INFO *info,my_bool print_status)
 {
   int error;
   uint key;
@@ -30,13 +31,15 @@ int heap_check_heap(HP_INFO *info)
   DBUG_ENTER("heap_check_keys");
 
   for (error=key=0 ; key < share->keys ; key++)
-    error|=check_one_key(share->keydef+key,share->records,share->blength);
+    error|=check_one_key(share->keydef+key,key, share->records,share->blength,
+			 print_status);
 
   DBUG_RETURN(error);
 }
 
 
-static int check_one_key(HP_KEYDEF *keydef, ulong records, ulong blength)
+static int check_one_key(HP_KEYDEF *keydef, uint keynr, ulong records,
+			 ulong blength, my_bool print_status)
 {
   int error;
   uint i,found,max_links,seek,links;
@@ -76,6 +79,9 @@ static int check_one_key(HP_KEYDEF *keydef, ulong records, ulong blength)
   }
   DBUG_PRINT("info",
 	     ("records: %ld   seeks: %d   max links: %d   hitrate: %.2f",
-	      records,seek,max_links,(float) seek / (float) records));
+	      records,seek,max_links,(float) seek / (float) (records ? records : 1)));
+  if (print_status)
+    printf("Key: %d  records: %ld   seeks: %d   max links: %d   hitrate: %.2f\n",
+	   keynr, records, seek, max_links, (float) seek / (float) records);
   return error;
 }

heap/hp_close.c

@@ -37,7 +37,7 @@ int _hp_close(register HP_INFO *info)
   int error=0;
   DBUG_ENTER("_hp_close");
 #ifndef DBUG_OFF
-  if (info->s->changed && heap_check_heap(info))
+  if (info->s->changed && heap_check_heap(info,0))
   {
     error=my_errno=HA_ERR_CRASHED;
   }

heap/hp_hash.c

@@ -145,6 +145,7 @@ void _hp_movelink(HASH_INFO *pos, HASH_INFO *next_link, HASH_INFO *newlink)
   return;
 }
 
+#ifndef NEW_HASH_FUNCTION
 
 	/* Calc hashvalue for a key */
 
@@ -152,13 +153,14 @@ ulong _hp_hashnr(register HP_KEYDEF *keydef, register const byte *key)
 {
   register ulong nr=1, nr2=4;
   HP_KEYSEG *seg,*endseg;
-  uchar *pos;
 
   for (seg=keydef->seg,endseg=seg+keydef->keysegs ; seg < endseg ; seg++)
   {
+    uchar *pos=(uchar*) key;
+    key+=seg->length;
     if (seg->type == HA_KEYTYPE_TEXT)
     {
-      for (pos=(uchar*) key,key+=seg->length ; pos < (uchar*) key ; pos++)
+      for (; pos < (uchar*) key ; pos++)
       {
 	nr^=(ulong) ((((uint) nr & 63)+nr2)*((uint) my_sort_order[(uint) *pos]))+ (nr << 8);
 	nr2+=3;
@@ -166,7 +168,7 @@ ulong _hp_hashnr(register HP_KEYDEF *keydef, register const byte *key)
     }
     else
     {
-      for (pos=(uchar*) key,key+=seg->length ; pos < (uchar*) key ; pos++)
+      for (; pos < (uchar*) key ; pos++)
       {
 	nr^=(ulong) ((((uint) nr & 63)+nr2)*((uint) *pos))+ (nr << 8);
 	nr2+=3;
@@ -182,13 +184,13 @@ ulong _hp_rec_hashnr(register HP_KEYDEF *keydef, register const byte *rec)
 {
   register ulong nr=1, nr2=4;
   HP_KEYSEG *seg,*endseg;
-  uchar *pos,*end;
 
   for (seg=keydef->seg,endseg=seg+keydef->keysegs ; seg < endseg ; seg++)
   {
+    uchar *pos=(uchar*) rec+seg->start,*end=pos+seg->length;
     if (seg->type == HA_KEYTYPE_TEXT)
     {
-      for (pos=(uchar*) rec+seg->start,end=pos+seg->length ; pos < end ; pos++)
+      for (; pos < end ; pos++)
       {
 	nr^=(ulong) ((((uint) nr & 63)+nr2)*((uint) my_sort_order[(uint) *pos]))+ (nr << 8);
 	nr2+=3;
@@ -196,7 +198,7 @@ ulong _hp_rec_hashnr(register HP_KEYDEF *keydef, register const byte *rec)
     }
     else
     {
-      for (pos=(uchar*) rec+seg->start,end=pos+seg->length ; pos < end ; pos++)
+      for (; pos < end ; pos++)
       {
 	nr^=(ulong) ((((uint) nr & 63)+nr2)*((uint) *pos))+ (nr << 8);
 	nr2+=3;
@@ -206,6 +208,85 @@ ulong _hp_rec_hashnr(register HP_KEYDEF *keydef, register const byte *rec)
   return((ulong) nr);
 }
 
+#else
+
+/*
+ * Fowler/Noll/Vo hash
+ *
+ * The basis of the hash algorithm was taken from an idea sent by email to the
+ * IEEE Posix P1003.2 mailing list from Phong Vo (kpv@research.att.com) and
+ * Glenn Fowler (gsf@research.att.com).  Landon Curt Noll (chongo@toad.com)
+ * later improved on their algorithm.
+ *
+ * The magic is in the interesting relationship between the special prime
+ * 16777619 (2^24 + 403) and 2^32 and 2^8.
+ *
+ * This hash produces the fewest collisions of any function that we've seen so
+ * far, and works well on both numbers and strings.
+ */
+
+ulong _hp_hashnr(register HP_KEYDEF *keydef, register const byte *key)
+{
+  register ulong nr=0;
+  HP_KEYSEG *seg,*endseg;
+
+  for (seg=keydef->seg,endseg=seg+keydef->keysegs ; seg < endseg ; seg++)
+  {
+    uchar *pos=(uchar*) key;
+    key+=seg->length;
+    if (seg->type == HA_KEYTYPE_TEXT)
+    {
+      for (; pos < (uchar*) key ; pos++)
+      {
+	nr *=16777619; 
+	nr ^=((uint) my_sort_order[(uint) *pos]);
+      }
+    }
+    else
+    {
+      for ( ; pos < (uchar*) key ; pos++)
+      {
+	nr *=16777619; 
+	nr ^=(uint) *pos;
+      }
+    }
+  }
+  return((ulong) nr);
+}
+
+	/* Calc hashvalue for a key in a record */
+
+ulong _hp_rec_hashnr(register HP_KEYDEF *keydef, register const byte *rec)
+{
+  register ulong nr=0;
+  HP_KEYSEG *seg,*endseg;
+
+  for (seg=keydef->seg,endseg=seg+keydef->keysegs ; seg < endseg ; seg++)
+  {
+    uchar *pos=(uchar*) rec+seg->start,*end=pos+seg->length;
+    if (seg->type == HA_KEYTYPE_TEXT)
+    {
+      for ( ; pos < end ; pos++)
+      {
+	nr *=16777619; 
+	nr ^=(uint) my_sort_order[(uint) *pos];
+      }
+    }
+    else
+    {
+      for ( ; pos < end ; pos++)
+      {
+	nr *=16777619; 
+	nr ^=(uint) *pos;
+      }
+    }
+  }
+  return((ulong) nr);
+}
+
+#endif
+
+
 	/* Compare keys for two records. Returns 0 if they are identical */
 
 int _hp_rec_key_cmp(HP_KEYDEF *keydef, const byte *rec1, const byte *rec2)

heap/hp_test1.c

@@ -65,7 +65,7 @@ int main(int argc, char **argv)
     sprintf(key,"%6d",j);
     bmove(record+1,key,6);
     error=heap_write(file,record);
-    if (heap_check_heap(file))
+    if (heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;
@@ -100,7 +100,7 @@ int main(int argc, char **argv)
       if (! error)
 	deleted++;
     }
-    if (heap_check_heap(file))
+    if (heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;

heap/hp_test2.c

@@ -133,7 +133,7 @@ char *argv[];
       write_count++; key1[n1]++; key3[n3]=1;
       key_check+=n1;
     }
-    if (testflag == 1 && heap_check_heap(file))
+    if (testflag == 1 && heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;
@@ -141,7 +141,7 @@ char *argv[];
   }
   if (testflag == 1)
     goto end;
-  if (heap_check_heap(file))
+  if (heap_check_heap(file,0))
   {
     puts("Heap keys crashed");
     goto err;
@@ -173,7 +173,7 @@ char *argv[];
       key1[atoi(record+keyinfo[0].seg[0].start)]--;
       key3[atoi(record+keyinfo[2].seg[0].start)]=0;
       key_check-=atoi(record);
-      if (testflag == 2 && heap_check_heap(file))
+      if (testflag == 2 && heap_check_heap(file,0))
       {
 	puts("Heap keys crashed");
 	goto err;
@@ -183,7 +183,7 @@ char *argv[];
       puts("Warning: Skipping delete test because no dupplicate keys");
   }
   if (testflag==2) goto end;
-  if (heap_check_heap(file))
+  if (heap_check_heap(file,0))
   {
     puts("Heap keys crashed");
     goto err;
@@ -239,14 +239,14 @@ char *argv[];
       update++;
       key_check=key_check-atoi(record)+n1;
     }
-    if (testflag == 3 && heap_check_heap(file))
+    if (testflag == 3 && heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;
     }
   }
   if (testflag == 3) goto end;
-  if (heap_check_heap(file))
+  if (heap_check_heap(file,0))
   {
     puts("Heap keys crashed");
     goto err;
@@ -284,7 +284,7 @@ char *argv[];
       goto end;
     }
     dupp_keys--;
-    if (heap_check_heap(file))
+    if (heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;
@@ -320,7 +320,7 @@ char *argv[];
       goto end;
     }
     dupp_keys-=2;
-    if (heap_check_heap(file))
+    if (heap_check_heap(file,0))
     {
       puts("Heap keys crashed");
       goto err;
@@ -353,7 +353,7 @@ char *argv[];
     printf("next: Found: %d records of %d\n",ant,write_count-delete);
     goto end;
   }
-  if (heap_check_heap(file))
+  if (heap_check_heap(file,0))
   {
     puts("Heap keys crashed");
     goto err;
@@ -556,7 +556,8 @@ char *argv[];
     }
     pos++;
   }
-  if (heap_check_heap(file) || heap_check_heap(file2))
+  printf("- Checking heap tables\n");
+  if (heap_check_heap(file,1) || heap_check_heap(file2,1))
   {
     puts("Heap keys crashed");
     goto err;

include/heap.h

@@ -156,7 +156,7 @@ extern int heap_rlast(HP_INFO *info,byte *record);
 extern void heap_clear(HP_INFO *info);
 extern int heap_rkey(HP_INFO *info,byte *record,int inx,const byte *key);
 extern gptr heap_find(HP_INFO *info,int inx,const byte *key);
-extern int heap_check_heap(HP_INFO *info);
+extern int heap_check_heap(HP_INFO *info, my_bool print_status);
 extern byte *heap_position(HP_INFO *info);
 
 /* The following is for programs that uses the old HEAP interface where

mysql-test/r/key_diff.result

@@ -28,12 +28,12 @@ table	type	possible_keys	key	key_len	ref	rows	Extra
 t1	ALL	a	NULL	NULL	NULL	5	
 t2	ALL	b	NULL	NULL	NULL	5	where used
 a	b	a	b
-A	B	b	A
-a	a	b	A
 A	B	a	a
+A	B	b	A
+C	c	C	c
 a	a	a	a
+a	a	b	A
 b	A	A	B
-C	c	C	c
 a	b
 A	B
 a	a

mysql-test/r/type_blob.result

@@ -242,11 +242,11 @@ HELLO	1
 HELLO MY	1
 a	1
 hello	1
-_field_140	min(t3._field_131)	min(t3._field_135)	min(t3._field_139)	min(t3._field_137)	min(link_alias_142._field_165)	min(link_alias_133._field_72)	min(t3._field_145)	min(link_alias_148._field_156)	min(t3._field_140)	t3_id
+_field_140	min(t3._field_131)	min(t3._field_135)	min(t3._field_139)	min(t3._field_137)	min(link_alias_142._field_165)	min(link_alias_133._field_72)	min(t3._field_145)	min(link_alias_148._field_156)	replace(min(t3._field_140), "\r","^M")	t3_id
 test
 job
-1	test job 1	0000-00-00 00:00:00	1999-02-25 22:43:32	0	High	admin	0	tomato	test
-job
+1	test job 1	0000-00-00 00:00:00	1999-02-25 22:43:32	0	High	admin	0	tomato	test^M
+job^M
 1	1
 stamp
 19990402000000

mysql-test/t/key_diff.test

@@ -14,6 +14,6 @@ INSERT INTO t1 VALUES ('A','B'),('b','A'),('C','c'),('D','E'),('a','a');
 select * from t1,t1 as t2;
 explain select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B;
 #select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B;
-select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B order by t1.a;
+select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B order by binary t1.a,t2.a;
 select * from t1 where a='a';
 drop table t1;

mysql-test/t/type_blob.test

@@ -203,7 +203,7 @@ INSERT INTO t7 VALUES (1,0,'High',1);
 INSERT INTO t7 VALUES (2,0,'Medium',2);
 INSERT INTO t7 VALUES (3,0,'Low',3);
 
-select t3._field_140,min(t3._field_131), min(t3._field_135), min(t3._field_139), min(t3._field_137), min(link_alias_142._field_165), min(link_alias_133._field_72), min(t3._field_145), min(link_alias_148._field_156), min(t3._field_140), t3.t3_id from t3 left join t4 on t4.seq_0_id = t3.t3_id left join t7 link_alias_142 on t4.seq_1_id = link_alias_142.t7_id left join t6 on t6.seq_0_id = t3.t3_id left join t1 link_alias_133 on t6.seq_1_id = link_alias_133.t1_id left join t2 on t2.seq_0_id = t3.t3_id left join t5 link_alias_148 on t2.seq_1_id = link_alias_148.t5_id where t3.t3_id in (1) group by t3.t3_id order by link_alias_142._field_166, _field_139, link_alias_133._field_72, _field_135, link_alias_148._field_156;
+select t3._field_140,min(t3._field_131), min(t3._field_135), min(t3._field_139), min(t3._field_137), min(link_alias_142._field_165), min(link_alias_133._field_72), min(t3._field_145), min(link_alias_148._field_156), replace(min(t3._field_140), "\r","^M"),t3.t3_id from t3 left join t4 on t4.seq_0_id = t3.t3_id left join t7 link_alias_142 on t4.seq_1_id = link_alias_142.t7_id left join t6 on t6.seq_0_id = t3.t3_id left join t1 link_alias_133 on t6.seq_1_id = link_alias_133.t1_id left join t2 on t2.seq_0_id = t3.t3_id left join t5 link_alias_148 on t2.seq_1_id = link_alias_148.t5_id where t3.t3_id in (1) group by t3.t3_id order by link_alias_142._field_166, _field_139, link_alias_133._field_72, _field_135, link_alias_148._field_156;
 
 drop table t1,t2,t3,t4,t5,t6,t7;
 

mysys/hash.c

@@ -108,6 +108,8 @@ static uint hash_rec_mask(HASH *hash,HASH_LINK *pos,uint buffmax,
   return hash_mask((*hash->calc_hashnr)(key,length),buffmax,maxlength);
 }
 
+#ifndef NEW_HASH_FUNCTION
+
 	/* Calc hashvalue for a key */
 
 static uint calc_hashnr(const byte *key,uint length)
@@ -134,6 +136,49 @@ static uint calc_hashnr_caseup(const byte *key,uint length)
   return((uint) nr);
 }
 
+#else
+
+/*
+ * Fowler/Noll/Vo hash
+ *
+ * The basis of the hash algorithm was taken from an idea sent by email to the
+ * IEEE Posix P1003.2 mailing list from Phong Vo (kpv@research.att.com) and
+ * Glenn Fowler (gsf@research.att.com).  Landon Curt Noll (chongo@toad.com)
+ * later improved on their algorithm.
+ *
+ * The magic is in the interesting relationship between the special prime
+ * 16777619 (2^24 + 403) and 2^32 and 2^8.
+ *
+ * This hash produces the fewest collisions of any function that we've seen so
+ * far, and works well on both numbers and strings.
+ */
+
+uint calc_hashnr(const byte *key, uint len)
+{
+  const byte *end=key+len;
+  uint hash;
+  for (hash = 0; key < end; key++)
+  {
+    hash *= 16777619;
+    hash ^= (uint) *(uchar*) key;
+  }
+  return (hash);
+}
+
+uint calc_hashnr_caseup(const byte *key, uint len)
+{
+  const byte *end=key+len;
+  uint hash;
+  for (hash = 0; key < end; key++)
+  {
+    hash *= 16777619;
+    hash ^= (uint) (uchar) toupper(*key);
+  }
+  return (hash);
+}
+
+#endif
+
 
 static inline uint rec_hashnr(HASH *hash,const byte *record)
 {

scripts/safe_mysqld.sh

@@ -51,6 +51,7 @@ parse_arguments() {
       --open-files-limit=*) open_files=`echo "$arg" | sed -e "s;--open-files-limit=;;"` ;;
       --core-file-size=*) core_file_size=`echo "$arg" | sed -e "s;--core_file_size=;;"` ;;
       --timezone=*) TZ=`echo "$arg" | sed -e "s;--timezone=;;"` ; export TZ; ;;
+      --mysqld=*)   MYSQLD=`echo "$arg" | sed -e "s;--mysqld=;;"` ;;
       *)
         if test -n "$pick_args"
         then
@@ -87,6 +88,7 @@ fi
 MYSQL_UNIX_PORT=${MYSQL_UNIX_PORT:-@MYSQL_UNIX_ADDR@}
 MYSQL_TCP_PORT=${MYSQL_TCP_PORT:-@MYSQL_TCP_PORT@}
 user=@MYSQLD_USER@
+MYSQLD=mysqld
 
 # these rely on $DATADIR by default, so we'll set them later on
 pid_file=
@@ -111,9 +113,9 @@ args=
 parse_arguments `$print_defaults $defaults mysqld safe_mysqld`
 parse_arguments PICK-ARGS-FROM-ARGV "$@"
 
-if test ! -x $ledir/mysqld
+if test ! -x $ledir/$MYSQLD
 then
-  echo "The file $ledir/mysqld doesn't exist or is not executable"
+  echo "The file $ledir/$MYSQLD doesn't exist or is not executable"
   echo "Please do a cd to the mysql installation directory and restart"
   echo "this script from there as follows:"
   echo "./bin/safe_mysqld".
@@ -195,7 +197,7 @@ fi
 # $MY_BASEDIR_VERSION/bin/myisamchk --silent --force --fast --medium-check -O key_buffer=64M -O sort_buffer=64M $DATADIR/*/*.MYI
 # $MY_BASEDIR_VERSION/bin/isamchk --silent --force -O sort_buffer=64M $DATADIR/*/*.ISM
 
-echo "Starting mysqld daemon with databases from $DATADIR"
+echo "Starting $MYSQLD daemon with databases from $DATADIR"
 
 # Does this work on all systems?
 #if type ulimit | grep "shell builtin" > /dev/null
@@ -209,9 +211,9 @@ do
   rm -f $MYSQL_UNIX_PORT $pid_file	# Some extra safety
   if test -z "$args"
   then
-    $NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ >> $err_log 2>&1
+    $NOHUP_NICENESS $ledir/$MYSQLD $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ >> $err_log 2>&1
   else
-    eval "$NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ $args >> $err_log 2>&1"
+    eval "$NOHUP_NICENESS $ledir/$MYSQLD $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ $args >> $err_log 2>&1"
   fi
   if test ! -f $pid_file		# This is removed if normal shutdown
   then
@@ -225,12 +227,12 @@ do
     # but should work for the rest of the servers.
     # The only thing is ps x => redhat 5 gives warnings when using ps -x.
     # kill -9 is used or the process won't react on the kill.
-    numofproces=`ps xa | grep -v "grep" | grep -c $ledir/mysqld`
+    numofproces=`ps xa | grep -v "grep" | grep -c $ledir/$MYSQLD`
     echo -e "\nNumber of processes running now: $numofproces" | tee -a $err_log
     I=1
     while test "$I" -le "$numofproces"
     do 
-      PROC=`ps xa | grep $ledir/mysqld | grep -v "grep" | tail -1` 
+      PROC=`ps xa | grep $ledir/$MYSQLD | grep -v "grep" | tail -1` 
 	for T in $PROC
 	do
 	  break
@@ -238,7 +240,7 @@ do
 	#    echo "TEST $I - $T **"
 	if kill -9 $T
 	then
-	  echo "mysqld process hanging, pid $T - killed" | tee -a $err_log
+	  echo "$MYSQLD process hanging, pid $T - killed" | tee -a $err_log
 	else 
 	  break
 	fi

sql/ha_innobase.cc

@@ -1971,10 +1971,16 @@ ha_innobase::external_lock(
 THR_LOCK_DATA **ha_innobase::store_lock(THD *thd, THR_LOCK_DATA **to,
 					enum thr_lock_type lock_type)
 {
-	/*??????????????????*/
-
+  if (lock_type != TL_IGNORE && lock.type == TL_UNLOCK)
+  {
+    /* If we are not doing a LOCK TABLE, then allow multiple writers */
+    if ((lock_type >= TL_WRITE_CONCURRENT_INSERT &&
+	 lock_type <= TL_WRITE) &&
+	!thd->in_lock_tables)
+      lock_type = TL_WRITE_ALLOW_WRITE;
+    lock.type=lock_type;
+  }
   *to++= &lock;
-  	
   return(to);
 }
 

sql/mysqld.cc

@@ -1082,9 +1082,10 @@ inline static __volatile__ void  trace_stack()
   uchar **stack_bottom;
   uchar** ebp;
   LINT_INIT(ebp);
-  fprintf(stderr, "Attemping backtrace, please send the info below to \
-bugs@lists.mysql.com. If you see no messages after this, something \
-went terribly wrong - report this anyway\n");
+  fprintf(stderr,
+"Attemping backtrace. You can use the following information to find out\n\
+where mysqld died.  If you see no messages after this, something went\n\
+terribly wrong\n");
   THD* thd = current_thd;
   uint frame_count = 0;
   __asm __volatile__ ("movl %%ebp,%0"
@@ -1092,7 +1093,7 @@ went terribly wrong - report this anyway\n");
 		      :"r"(ebp));
   if (!ebp)
   {
-    fprintf(stderr, "frame pointer (ebp) is NULL, did you compile with \
+    fprintf(stderr, "frame pointer (ebp) is NULL, did you compile with\n\
 -fomit-frame-pointer? Aborting backtrace\n");
     return;
   }
@@ -1143,9 +1144,9 @@ static sig_handler handle_segfault(int sig)
   segfaulted = 1;
   fprintf(stderr,"\
 mysqld got signal %d;\n\
-The manual section 'Debugging a MySQL server' tells you how to use a \n\
-debugger on the core file to produce a backtrace that may help you find out\n\
-why mysqld died\n",sig);
+The manual section 'Debugging a MySQL server' tells you how to use a\n\
+stack trace and/or the core file to produce a readable backtrace that may\n\
+help in finding out why mysqld died\n",sig);
 #if defined(HAVE_LINUXTHREADS)
 #ifdef __i386__
   trace_stack();
@@ -1622,12 +1623,14 @@ int main(int argc, char **argv)
   {
     server_id= !master_host ? 1 : 2;
     switch (server_id) {
+#ifdef EXTRA_DEBUG
     case 1:
       sql_print_error("\
 Warning: one should set server_id to a non-0 value if log-bin is enabled.\n\
 Will log updates to binary log, but will not accept connections from slaves");
       break;
-    default:
+#endif
+    case 2:
       sql_print_error("\
 Warning: one should set server_id to a non-0 value if master_host is set.\n\
 The server will not act as a slave");
@@ -2548,7 +2551,7 @@ CHANGEABLE_VAR changeable_vars[] = {
   { "lower_case_table_names",  (long*) &lower_case_table_names,
       IF_WIN(1,0), 0, 1, 0, 1 },
   { "max_allowed_packet",      (long*) &max_allowed_packet,
-      1024*1024L, 80, 17*1024*1024L, MALLOC_OVERHEAD, 1024 },
+      1024*1024L, 80, 64*1024*1024L, MALLOC_OVERHEAD, 1024 },
   { "max_binlog_cache_size",   (long*) &max_binlog_cache_size,
       ~0L, IO_SIZE, ~0L, 0, IO_SIZE },
   { "max_connections",         (long*) &max_connections,