merge

BitKeeper/triggers/post-commit:
  Auto merged
acinclude.m4:
  Auto merged
configure.in:
  Auto merged
Docs/manual.texi:
  Auto merged
include/my_sys.h:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/share/estonian/errmsg.txt:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_table.cc:
  Auto merged
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

BUILD/FINISH.sh

@@ -15,6 +15,10 @@ $make -k clean || true
 aclocal && autoheader && aclocal && automake && autoconf
 (cd bdb/dist && sh s_all)
 (cd innobase && aclocal && autoheader && aclocal && automake && autoconf)
+if [ -d gemini ]
+then
+   (cd gemini && aclocal && autoheader && aclocal && automake && autoconf)
+fi
 
 CFLAGS=\"$cflags\" CXX=gcc CXXFLAGS=\"$cxxflags\" $configure"
 

BUILD/SETUP.sh

@@ -43,8 +43,11 @@ alpha_cflags="-mcpu=ev6 -Wa,-mev6"	# Not used yet
 pentium_cflags="-mpentiumpro"
 sparc_cflags=""
 
+# be as fast as we can be without losing our ability to backtrace
 fast_cflags="-O3 -fno-omit-frame-pointer"
-reckless_cflags="-O3 -fomit-frame-pointer -ffixed-ebp"
+# this is one is for someone who thinks 1% speedup is worth not being
+# able to backtrace
+reckless_cflags="-O3 -fomit-frame-pointer "
 debug_cflags="-DEXTRA_DEBUG -DFORCE_INIT_OF_VARS -DSAFEMALLOC -DSAFE_MUTEX -O2"
 
 base_cxxflags="-felide-constructors -fno-exceptions -fno-rtti"

BUILD/compile-pentium

@@ -3,7 +3,7 @@
 path=`dirname $0`
 . "$path/SETUP.sh"
 
-extra_flags="$pentium_cflags $reckless_cflags"
+extra_flags="$pentium_cflags $fast_cflags"
 extra_configs="$pentium_configs"
 strip=yes
 

BitKeeper/etc/logging_ok

-tonu@hundin.mysql.fi
+jani@janikt.pp.saunalahti.fi
+monty@hundin.mysql.fi
+mwagner@evoq.mwagner.org
 sasha@mysql.sashanet.com
+tonu@hundin.mysql.fi
+monty@work.mysql.com

acinclude.m4

@@ -1097,10 +1097,10 @@ dnl echo "DBG_GEM1: gemini='$gemini'"
   gemini_includes=
   gemini_libs=
   case "$gemini" in
-    no | default | *)
+    no) 
       AC_MSG_RESULT([Not using Gemini DB])
       ;;
-    yes )
+    yes | default | *)
       have_gemini_db="yes"
       gemini_includes="-I../gemini/incl -I../gemini"
       gemini_libs="\

client/mysqladmin.c

@@ -28,7 +28,7 @@
 #include <my_pthread.h>				/* because of signal()	*/
 #endif
 
-#define ADMIN_VERSION "8.20"
+#define ADMIN_VERSION "8.21"
 #define MAX_MYSQL_VAR 64
 #define SHUTDOWN_DEF_TIMEOUT 3600		/* Wait for shutdown */
 #define MAX_TRUNC_LENGTH 3
@@ -870,7 +870,7 @@ static int drop_db(MYSQL *mysql, const char *db)
       return -1;
     }
   }
-  sprintf(name_buff,"drop database %.*s",FN_REFLEN,db);
+  sprintf(name_buff,"drop database `%.*s`",FN_REFLEN,db);
   if (mysql_query(mysql,name_buff))
   {
     my_printf_error(0,"DROP DATABASE %s failed;\nerror: '%s'",MYF(ME_BELL),

client/mysqlcheck.c

@@ -338,7 +338,7 @@ static int get_options(int *argc, char ***argv)
   {
     int pnlen = strlen(my_progname);
 
-    if (pnlen < 6) // name too short
+    if (pnlen < 6) /* name too short */
       what_to_do = DO_CHECK;
     else if (!strcmp("repair", my_progname + pnlen - 6))
       what_to_do = DO_REPAIR;

configure.in

@@ -285,8 +285,10 @@ export CC CFLAGS LD LDFLAGS
 
 if test "$GXX" = "yes"
 then
-  # mysqld requires this when compiled with gcc
-  CXXFLAGS="$CXXFLAGS -fno-implicit-templates"
+  # mysqld requires -fno-implicit-templates.
+  # Disable exceptions as they seams to create problems with gcc and threads.
+  # mysqld doesn't use run-time-type-checking, so we disable it.
+  CXXFLAGS="$CXXFLAGS -fno-implicit-templates -fno-exceptions -fno-rtti"
 fi
 
 # Avoid bug in fcntl on some versions of linux
@@ -786,6 +788,11 @@ case $SYSTEM_TYPE in
     echo "Enabling snprintf workaround for hpux 10.20"
     CFLAGS="$CFLAGS -DHAVE_BROKEN_SNPRINTF -DSIGNALS_DONT_BREAK_READ"
     CXXFLAGS="$CXXFLAGS -DHAVE_BROKEN_SNPRINTF -D_INCLUDE_LONGLONG -DSIGNALS_DONT_BREAK_READ"
+    if test "$with_named_thread" = "no"
+    then 
+      echo "Using --with-named-thread=-lpthread"
+      with_named_thread="-lcma"
+    fi
     ;;
   *hpux11.*)
     echo "Enabling pread/pwrite workaround for hpux 11"
@@ -1082,7 +1089,7 @@ fi
 AC_MSG_CHECKING("named thread libs:")
 if test "$with_named_thread" != "no"
 then
-  LIBS="$LIBS $with_named_thread"
+  LIBS="$with_named_thread $LIBS $with_named_thread"
   with_posix_threads="yes"
   with_mit_threads="no"
   AC_MSG_RESULT("$with_named_thread")
@@ -2074,6 +2081,17 @@ EOF
     echo "END OF INNODB CONFIGURATION"
   fi
 
+  if test "X$have_gemini_db" = "Xyes"; then 
+    sql_server_dirs="gemini $sql_server_dirs"
+    echo "CONFIGURING FOR GEMINI DB"
+    (cd gemini && sh ./configure) \
+    || AC_MSG_ERROR([could not configure Gemini DB])
+
+    echo "END OF GEMINI DB CONFIGURATION"
+
+    AC_DEFINE(HAVE_GEMINI_DB)
+  fi
+
   if test "$with_posix_threads" = "no" -o "$with_mit_threads" = "yes"
   then
     # MIT user level threads

include/my_base.h

@@ -213,6 +213,7 @@ enum ha_base_keytype {
 #define HA_ERR_CRASHED_ON_USAGE  145	/* Table must be repaired */
 #define HA_ERR_LOCK_WAIT_TIMEOUT 146    
 #define HA_ERR_LOCK_TABLE_FULL   147
+#define HA_ERR_READ_ONLY_TRANSACTION 148 /* Updates not allowed */
 
 	/* Other constants */
 

include/my_sys.h

@@ -62,6 +62,8 @@ extern int NEAR my_errno;		/* Last error in mysys */
 #define MY_DONT_CHECK_FILESIZE 128	/* Option to init_io_cache() */
 #define MY_LINK_WARNING 32	/* my_redel() gives warning if links */
 #define MY_COPYTIME	64	/* my_redel() copys time */
+#define MY_DELETE_OLD	256	/* my_create_with_symlink() */
+#define MY_RESOLVE_LINK 128	/* my_realpath(); Only resolve links */
 #define MY_HOLD_ORIGINAL_MODES 128  /* my_copy() holds to file modes */
 #define MY_REDEL_MAKE_BACKUP 256
 #define MY_SEEK_NOT_DONE 32	/* my_lock may have to do a seek */
@@ -382,6 +384,12 @@ extern File my_create(const char *FileName,int CreateFlags,
 		      int AccsesFlags, myf MyFlags);
 extern int my_close(File Filedes,myf MyFlags);
 extern int my_mkdir(const char *dir, int Flags, myf MyFlags);
+extern int my_readlink(char *to, const char *filename, myf MyFlags);
+extern int my_realpath(char *to, const char *filename, myf MyFlags);
+extern File my_create_with_symlink(const char *linkname, const char *filename,
+				   int createflags, int access_flags,
+				   myf MyFlags);
+extern int my_symlink(const char *content, const char *linkname, myf MyFlags);
 extern uint my_read(File Filedes,byte *Buffer,uint Count,myf MyFlags);
 extern uint my_pread(File Filedes,byte *Buffer,uint Count,my_off_t offset,
 		     myf MyFlags);
@@ -432,8 +440,14 @@ extern int my_redel(const char *from, const char *to, int MyFlags);
 extern int my_copystat(const char *from, const char *to, int MyFlags);
 extern my_string my_filename(File fd);
 
+#ifndef THREAD
 extern void dont_break(void);
 extern void allow_break(void);
+#else
+#define dont_break()
+#define allow_break()
+#endif
+
 extern void my_remember_signal(int signal_number,sig_handler (*func)(int));
 extern void caseup(my_string str,uint length);
 extern void casedn(my_string str,uint length);

include/mysqld_error.h

@@ -205,6 +205,9 @@
 #define ER_SLAVE_THREAD 1202
 #define ER_TOO_MANY_USER_CONNECTIONS 1203
 #define ER_SET_CONSTANTS_ONLY 1204
-#define ER_CONNECT_TO_MASTER 1205
-#define ER_QUERY_ON_MASTER 1206
-#define ER_ERROR_MESSAGES 207
+#define ER_LOCK_WAIT_TIMEOUT 1205
+#define ER_LOCK_TABLE_FULL 1206
+#define ER_READ_ONLY_TRANSACTION 1207
+#define ER_CONNECT_TO_MASTER 1208
+#define ER_QUERY_ON_MASTER 1209
+#define ER_ERROR_MESSAGES 210

include/mysys_err.h

@@ -22,7 +22,7 @@ extern "C" {
 #endif
 
 #define GLOB		0	/* Error maps */
-#define GLOBERRS	24	/* Max number of error messages in map's */
+#define GLOBERRS	27	/* Max number of error messages in map's */
 #define EE(X)	globerrs[ X ]	/* Defines to add error to right map */
 
 extern const char * NEAR globerrs[];	/* my_error_messages is here */
@@ -51,6 +51,9 @@ extern const char * NEAR globerrs[];	/* my_error_messages is here */
 #define EE_CANT_MKDIR		21
 #define EE_UNKNOWN_CHARSET	22
 #define EE_OUT_OF_FILERESOURCES	23
+#define EE_CANT_READLINK	24
+#define EE_CANT_SYMLINK		25
+#define EE_REALPATH		26
 
 #ifdef	__cplusplus
 }

innobase/configure.in

@@ -38,6 +38,7 @@ AC_CHECK_HEADERS(aio.h sched.h)
 AC_CHECK_SIZEOF(int, 4)
 AC_CHECK_FUNCS(sched_yield)
 AC_CHECK_FUNCS(fdatasync)
+AC_CHECK_FUNCS(localtime_r)
 #AC_C_INLINE  Already checked in MySQL
 AC_C_BIGENDIAN
 
@@ -95,6 +96,11 @@ case "$target_os" in
 	 CFLAGS="$CFLAGS -DUNIV_MUST_NOT_INLINE";;
 esac
 
+case "$target" in
+       i[[4567]]86-*-*)
+	 CFLAGS="$CFLAGS -DUNIV_INTEL_X86";;
+esac
+
 AC_OUTPUT(Makefile os/Makefile ut/Makefile btr/Makefile
 		buf/Makefile com/Makefile data/Makefile
 		dict/Makefile dyn/Makefile

innobase/include/sync0sync.ic

@@ -86,6 +86,20 @@ mutex_test_and_set(
 	/* mutex_fence(); */
 
 	return(res);
+#elif defined(__GNUC__) && defined(UNIV_INTEL_X86)
+	ulint*	lw;
+	ulint	res;
+
+	lw = &(mutex->lock_word);
+
+	/* In assembly we use the so-called AT & T syntax where
+	the order of operands is inverted compared to the ordinary Intel
+	syntax. The 'l' after the mnemonics denotes a 32-bit operation. */
+
+	asm volatile("movl $1, %%eax; xchgl (%%ecx), %%eax" :
+	              "=eax" (res):
+	              "ecx" (lw));
+	return(res);
 #else
 	ibool	ret;
 
@@ -120,9 +134,10 @@ mutex_reset_lock_word(
         __asm   XCHG    EDX, DWORD PTR [ECX]                    
 #else
 	mutex->lock_word = 0;
-
+#if !(defined(__GNUC__) && defined(UNIV_INTEL_X86))
 	os_fast_mutex_unlock(&(mutex->os_fast_mutex));
 #endif
+#endif
 }
 
 /**********************************************************************

innobase/include/ut0ut.h

@@ -136,6 +136,13 @@ ut_difftime(
 				/* out: time2 - time1 expressed in seconds */
 	ib_time_t	time2,	/* in: time */
 	ib_time_t	time1);	/* in: time */
+/**************************************************************
+Prints a timestamp to a file. */
+
+void
+ut_print_timestamp(
+/*===============*/
+	FILE*  file); /* in: file where to print */
 /*****************************************************************
 Runs an idle loop on CPU. The argument gives the desired delay
 in microseconds on 100 MHz Pentium + Visual C++. */

innobase/log/log0log.c

@@ -2634,8 +2634,9 @@ logs_empty_and_mark_files_at_shutdown(void)
 {
 	dulint	lsn;
 	ulint	arch_log_no;
-	
-	fprintf(stderr, "InnoDB: Starting shutdown...\n");
+
+	ut_print_timestamp(stderr);
+	fprintf(stderr, "  InnoDB: Starting shutdown...\n");
 
 	/* Wait until the master thread and all other operations are idle: our
 	algorithm only works if the server is idle at shutdown */
@@ -2725,7 +2726,8 @@ logs_empty_and_mark_files_at_shutdown(void)
 
 	fil_flush_file_spaces(FIL_TABLESPACE);
 
-	fprintf(stderr, "InnoDB: Shutdown completed\n");
+	ut_print_timestamp(stderr);
+	fprintf(stderr, "  InnoDB: Shutdown completed\n");
 }
 
 /**********************************************************

innobase/srv/srv0start.c

@@ -813,7 +813,8 @@ innobase_start_or_create_for_mysql(void)
 	/* Create the thread which watches the timeouts for lock waits */
 	os_thread_create(&srv_lock_timeout_monitor_thread, NULL,
 					thread_ids + 2 + SRV_MAX_N_IO_THREADS);	
-	fprintf(stderr, "InnoDB: Started\n");
+	ut_print_timestamp(stderr);
+	fprintf(stderr, "  InnoDB: Started\n");
 
 	srv_was_started = TRUE;
 	srv_is_being_started = FALSE;
@@ -835,8 +836,9 @@ innobase_shutdown_for_mysql(void)
 {
         if (!srv_was_started) {
 	  if (srv_is_being_started) {
+	    ut_print_timestamp(stderr);
             fprintf(stderr, 
-	"InnoDB: Warning: shutting down not properly started database\n");
+	"  InnoDB: Warning: shutting down a not properly started database\n");
 	  }
 	  return(DB_SUCCESS);
 	}

innobase/ut/ut0ut.c

@@ -49,6 +49,51 @@ ut_difftime(
 	return(difftime(time2, time1));
 }
 
+/**************************************************************
+Prints a timestamp to a file. */
+
+void
+ut_print_timestamp(
+/*===============*/
+	FILE*  file) /* in: file where to print */
+{
+#ifdef __WIN__
+  SYSTEMTIME cal_tm;
+
+  GetLocalTime(&cal_tm);
+
+  fprintf(file,"%02d%02d%02d %2d:%02d:%02d",
+	  (int)cal_tm.wYear % 100,
+	  (int)cal_tm.wMonth,
+	  (int)cal_tm.wDay,
+	  (int)cal_tm.wHour,
+	  (int)cal_tm.wMinute,
+	  (int)cal_tm.wSecond);
+#else
+
+  struct tm  cal_tm;
+  struct tm* cal_tm_ptr;
+  time_t     tm;
+
+  time(&tm);
+
+#ifdef HAVE_LOCALTIME_R
+  localtime_r(&tm, &cal_tm);
+  cal_tm_ptr = &cal_tm;
+#else
+  cal_tm_ptr = localtime(&tm);
+#endif
+
+  fprintf(file,"%02d%02d%02d %2d:%02d:%02d",
+	  cal_tm_ptr->tm_year % 100,
+	  cal_tm_ptr->tm_mon+1,
+	  cal_tm_ptr->tm_mday,
+	  cal_tm_ptr->tm_hour,
+	  cal_tm_ptr->tm_min,
+	  cal_tm_ptr->tm_sec);
+#endif
+}
+
 /*****************************************************************
 Runs an idle loop on CPU. The argument gives the desired delay
 in microseconds on 100 MHz Pentium + Visual C++. */

libmysql/net.c

@@ -39,7 +39,6 @@
 #include <signal.h>
 #include <errno.h>
 #include <sys/types.h>
-#include <violite.h>
 #include <assert.h>
 
 #ifdef MYSQL_SERVER

mysql-test/mysql-test-run.sh

@@ -310,8 +310,9 @@ show_failed_diff ()
     echo "-------------------------------------------------------"
     $DIFF -c $result_file $reject_file
     echo "-------------------------------------------------------"
-    echo "Please e-mail the above, along with the output of mysqlbug"
-    echo "and any other relevant info to bugs@lists.mysql.com"
+    echo "Please follow the instructions outlined at"
+    echo "http://www.mysql.com/doc/R/e/Reporting_mysqltest_bugs.html"
+    echo "to find the reason to this problem and how to report this."
   fi  
 }
 

mysql-test/r/func_test.result

@@ -34,3 +34,5 @@ this	is	a	2	2.0
 1	1
 1 and 0 or 2	2 or 1 and 0
 1	1
+sum(if(num is null,0.00,num))
+144.54

mysql-test/t/func_test.test

@@ -24,3 +24,13 @@ select -1.49 or -1.49,0.6 or 0.6;
 select 5 between 0 and 10 between 0 and 1,(5 between 0 and 10) between 0 and 1;
 select 1 and 2 between 2 and 10, 2 between 2 and 10 and 1;
 select 1 and 0 or 2, 2 or 1 and 0;
+
+#
+# Problem with IF()
+#
+
+drop table if exists t1;
+create table t1 (num  double(12,2));
+insert into t1 values (144.54);
+select sum(if(num is null,0.00,num)) from t1;
+drop table t1;

mysys/Makefile.am

@@ -33,6 +33,7 @@ libmysys_a_SOURCES =	my_init.c my_getwd.c mf_getdate.c\
 			my_alloc.c safemalloc.c my_fopen.c my_fstream.c \
 			my_error.c errors.c my_div.c my_messnc.c \
 			mf_format.c mf_same.c mf_dirname.c mf_fn_ext.c \
+			my_symlink.c \
 			mf_pack.c mf_pack2.c mf_unixpath.c mf_stripp.c \
 			mf_casecnv.c mf_soundex.c mf_wcomp.c mf_wfile.c \
 			mf_qsort.c mf_qsort2.c mf_sort.c \

mysys/errors.c

@@ -46,6 +46,9 @@ const char * NEAR globerrs[GLOBERRS]=
   "Can't create directory '%s' (Errcode: %d)",
   "Character set '%s' is not a compiled character set and is not specified in the '%s' file",
   "Out of resources when opening file '%s' (Errcode: %d)",
+  "Can't read value for symlink '%s' (Error %d)",
+  "Can't create symlink '%s' pointing at '%s' (Error %d)",
+  "Error on realpath() on '%s' (Error %d)",
 };
 
 void init_glob_errs(void)
@@ -81,6 +84,9 @@ void init_glob_errs()
   EE(EE_DISK_FULL)	= "Disk is full writing '%s'. Waiting for someone to free space...";
   EE(EE_CANT_MKDIR)	="Can't create directory '%s' (Errcode: %d)";
   EE(EE_UNKNOWN_CHARSET)= "Character set is not a compiled character set and is not specified in the %s file";
-  EE(EE_OUT_OF_FILERESOURCES)="Out of resources when opening file '%s' (Errcode: %d)",
+  EE(EE_OUT_OF_FILERESOURCES)="Out of resources when opening file '%s' (Errcode: %d)";
+  EE(EE_CANT_READLINK)="Can't read value for symlink '%s' (Error %d)";
+  EE(EE_CANT_SYMLINK)="Can't create symlink '%s' pointing at '%s' (Error %d)";
+  EE(EE_REALPATH)="Error on realpath() on '%s' (Error %d)";
 }
 #endif

mysys/mf_brkhant.c

@@ -24,17 +24,15 @@
 
 	/* Set variable that we can't break */
 
+#if !defined(THREAD)
 void dont_break(void)
 {
-#if !defined(THREAD)
   my_dont_interrupt=1;
-#endif
   return;
 } /* dont_break */
 
 void allow_break(void)
 {
-#if !defined(THREAD)
   {
     reg1 int index;
 
@@ -54,8 +52,8 @@ void allow_break(void)
       _my_signals=0;
     }
   }
-#endif
 } /* dont_break */
+#endif
 
 	/* Set old status */
 

mysys/mf_pack.c

@@ -236,11 +236,16 @@ void symdirget(char *dir)
     *pos++=temp; *pos=0;	  /* Restore old filename */
     if (fp)
     {
-      if (fgets(buff, sizeof(buff), fp))
+      if (fgets(buff, sizeof(buff)-1, fp))
       {
 	for (pos=strend(buff);
 	     pos > buff && (iscntrl(pos[-1]) || isspace(pos[-1])) ;
 	     pos --);
+
+	/* Ensure that the symlink ends with the directory symbol */
+	if (pos == buff || pos[-1] != FN_LIBCHAR)
+	  *pos++=FN_LIBCHAR;
+
 	strmake(dir,buff, (uint) (pos-buff));
       }
       my_fclose(fp,MYF(0));

mysys/my_symlink.c

+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA */
+
+#include "mysys_priv.h"
+#include "mysys_err.h"
+#include <m_string.h>
+#ifdef HAVE_REALPATH
+#include <sys/param.h>
+#include <sys/stat.h>
+#endif
+
+/*
+  Reads the content of a symbolic link
+  If the file is not a symbolic link, return the original file name in to.
+*/
+
+int my_readlink(char *to, const char *filename, myf MyFlags)
+{
+#ifndef HAVE_READLINK
+  strmov(to,filename);
+  return 0;
+#else
+  int result=0;
+  int length;
+  DBUG_ENTER("my_readlink");
+
+  if ((length=readlink(filename, to, FN_REFLEN-1)) < 0)
+  {
+    /* Don't give an error if this wasn't a symlink */
+    if ((my_errno=errno) == EINVAL)
+    {
+      strmov(to,filename);
+    }
+    else
+    {
+      if (MyFlags & MY_WME)
+	my_error(EE_CANT_READLINK, MYF(0), filename, errno);
+      result= -1;
+    }
+  }
+  else
+    to[length]=0;
+  DBUG_RETURN(result);
+#endif /* HAVE_READLINK */
+}
+
+
+/* Create a symbolic link */
+
+int my_symlink(const char *content, const char *linkname, myf MyFlags)
+{
+#ifndef HAVE_READLINK
+  return 0;
+#else
+  int result;
+  DBUG_ENTER("my_symlink");
+
+  result= 0;
+  if (symlink(content, linkname))
+  {
+    result= -1;
+    my_errno=errno;
+    if (MyFlags & MY_WME)
+      my_error(EE_CANT_SYMLINK, MYF(0), linkname, content, errno);
+  }
+  DBUG_RETURN(result);
+#endif /* HAVE_READLINK */
+}
+
+
+/*
+  Create a file and a symbolic link that points to this file
+  If linkname is a null pointer or equal to filename, we don't
+  create a link.
+ */
+
+
+File my_create_with_symlink(const char *linkname, const char *filename,
+			    int createflags, int access_flags, myf MyFlags)
+{
+  File file;
+  int tmp_errno;
+  DBUG_ENTER("my_create_with_symlink");
+  if ((file=my_create(filename, createflags, access_flags, MyFlags)) >= 0)
+  {
+    /* Test if we should create a link */
+    if (linkname && strcmp(linkname,filename))
+    {
+      /* Delete old link/file */
+      if (MyFlags & MY_DELETE_OLD)
+	my_delete(linkname, MYF(0));
+      /* Create link */
+      if (my_symlink(filename, linkname, MyFlags))
+      {
+	/* Fail, remove everything we have done */
+	tmp_errno=my_errno;
+	my_close(file,MYF(0));
+	my_delete(filename, MYF(0));
+	file= -1;
+	my_errno=tmp_errno;
+      }
+    }
+  }
+  DBUG_RETURN(file);
+}
+
+
+/*
+  Resolve all symbolic links in path
+  'to' may be equal to 'filename'
+
+  Because purify gives a lot of UMR errors when using realpath(),
+  this code is disabled when using purify.
+
+  If MY_RESOLVE_LINK is given, only do realpath if the file is a link.
+*/
+
+#if defined(SCO)
+#define BUFF_LEN 4097
+#elif defined(MAXPATHLEN)
+#define BUFF_LEN MAXPATHLEN
+#else
+#define BUFF_LEN FN_LEN
+#endif
+
+int my_realpath(char *to, const char *filename, myf MyFlags)
+{
+#if defined(HAVE_REALPATH) && !defined(HAVE_purify) && !defined(HAVE_BROKEN_REALPATH)
+  int result=0;
+  char buff[BUFF_LEN];
+  struct stat stat_buff;
+  DBUG_ENTER("my_realpath");
+
+  if (!(MyFlags & MY_RESOLVE_LINK) ||
+      (!lstat(filename,&stat_buff) && S_ISLNK(stat_buff.st_mode)))
+  {
+    char *ptr;
+    if ((ptr=realpath(filename,buff)))
+      strmake(to,ptr,FN_REFLEN-1);
+    else
+    {
+      /* Realpath didn't work;  Use original name */
+      my_errno=errno;
+      if (MyFlags & MY_WME)
+	my_error(EE_REALPATH, MYF(0), filename, my_errno);
+      if (to != filename)
+	strmov(to,filename);
+      result= -1;
+    }
+  }
+  return result;
+#else
+  if (to != filename)
+    strmov(to,filename);
+  return 0;
+#endif
+}

scripts/mysql_config.sh

@@ -45,7 +45,7 @@ EOF
         exit 1
 }
 
-if ! test $# -gt 0; then usage; fi
+if test $# -le 0; then usage; fi
 
 while test $# -gt 0; do
         case $1 in

scripts/safe_mysqld.sh

@@ -114,7 +114,7 @@ fi
 pid_file=
 err_log=
 
-# Get first arguments from the my.cfg file, groups [mysqld] and [safe_mysqld]
+# Get first arguments from the my.cnf file, groups [mysqld] and [safe_mysqld]
 # and then merge with the command line arguments
 if test -x ./bin/my_print_defaults
 then

sql/field.cc

@@ -4087,6 +4087,59 @@ const char *Field_blob::unpack(char *to, const char *from)
 }
 
 
+#ifdef HAVE_GEMINI_DB
+/* Blobs in Gemini tables are stored separately from the rows which contain
+** them (except for tiny blobs, which are stored in the row).  For all other
+** blob types (blob, mediumblob, longblob), the row contains the length of 
+** the blob data and a blob id.  These methods (pack_id, get_id, and 
+** unpack_id) handle packing and unpacking blob fields in Gemini rows.
+*/
+char *Field_blob::pack_id(char *to, const char *from, ulonglong id, uint max_length)
+{
+  char *save=ptr;
+  ptr=(char*) from;
+  ulong length=get_length();                    // Length of from string
+  if (length > max_length)
+  {
+    ptr=to;
+    length=max_length;
+    store_length(length);                       // Store max length
+    ptr=(char*) from;
+  }
+  else
+    memcpy(to,from,packlength);                 // Copy length
+  if (length)
+  {
+    int8store(to+packlength, id);
+  }
+  ptr=save;                                     // Restore org row pointer
+  return to+packlength+sizeof(id);
+}
+
+
+ulonglong Field_blob::get_id(const char *from)
+{
+  ulonglong id = 0;
+  ulong length=get_length(from);
+  if (length)
+    longlongget(id, from+packlength);
+  return id;
+}
+
+
+const char *Field_blob::unpack_id(char *to, const char *from, const char *bdata)
+{
+  memcpy(to,from,packlength);
+  ulong length=get_length(from);
+  from+=packlength;
+  if (length)
+    memcpy_fixed(to+packlength, &bdata, sizeof(bdata));
+  else
+    bzero(to+packlength,sizeof(bdata));
+  return from+sizeof(ulonglong);
+}
+#endif  /* HAVE_GEMINI_DB */
+
 /* Keys for blobs are like keys on varchars */
 
 int Field_blob::pack_cmp(const char *a, const char *b, uint key_length)

sql/field.h

@@ -869,6 +869,13 @@ class Field_blob :public Field_str {
   }
   char *pack(char *to, const char *from, uint max_length= ~(uint) 0);
   const char *unpack(char *to, const char *from);
+#ifdef HAVE_GEMINI_DB
+  char *pack_id(char *to, const char *from, ulonglong id, 
+                uint max_length= ~(uint) 0);
+  ulonglong get_id(const char *from);
+  const char *unpack_id(char *to, const char *from, const char *bdata);
+  enum_field_types blobtype() { return (packlength == 1 ? FIELD_TYPE_TINY_BLOB : FIELD_TYPE_BLOB);}
+#endif
   char *pack_key(char *to, const char *from, uint max_length);
   char *pack_key_from_key_image(char* to, const char *from, uint max_length);
   int pack_cmp(const char *a, const char *b, uint key_length);

sql/ha_gemini.h

@@ -19,17 +19,26 @@
 #pragma interface			/* gcc class implementation */
 #endif
 
+#include "gem_global.h"
 #include "dstd.h"
 #include "dsmpub.h"
 
 /* class for the the gemini handler */
 
 enum enum_key_string_options{KEY_CREATE,KEY_DELETE,KEY_CHECK};
-
-#define  READ_UNCOMMITED  0
-#define  READ_COMMITED    1
-#define  REPEATABLE_READ  2
-#define  SERIALIZEABLE    3
+typedef struct st_gemini_share {
+  ha_rows  *rec_per_key;
+  THR_LOCK lock;
+  pthread_mutex_t mutex;
+  char *table_name;
+  uint table_name_length,use_count;
+} GEM_SHARE;
+
+typedef struct gemBlobDesc
+{
+  dsmBlobId_t  blobId;
+  dsmBuffer_t *pBlob;
+} gemBlobDesc_t;
 
 class ha_gemini: public handler
 {
@@ -38,7 +47,7 @@ class ha_gemini: public handler
   uint int_option_flag;
   int tableNumber;
   dsmIndex_t  *pindexNumbers;  // dsm object numbers for the indexes on this table 
-  unsigned long lastRowid;
+  dsmRecid_t lastRowid;
   uint  last_dup_key;
   bool fixed_length_row, key_read, using_ignore;
   byte *rec_buff;
@@ -46,10 +55,12 @@ class ha_gemini: public handler
   dsmKey_t *pbracketLimit;
   dsmKey_t *pfoundKey;
   dsmMask_t    tableStatus;   // Crashed/repair status
+  gemBlobDesc_t *pBlobDescs;
 
   int index_open(char *tableName);
-  int  pack_row(byte **prow, int *ppackedLength, const byte *record);
-  void unpack_row(char *record, char *prow);
+  int  pack_row(byte **prow, int *ppackedLength, const byte *record, 
+                bool update);
+  int  unpack_row(char *record, char *prow);
   int findRow(THD *thd, dsmMask_t findMode, byte *buf);
   int fetch_row(void *gemini_context, const byte *buf);
   int handleIndexEntries(const byte * record, dsmRecid_t recid,
@@ -70,24 +81,28 @@ class ha_gemini: public handler
   void unpack_key(char *record, dsmKey_t *key, uint index);
 
   int key_cmp(uint keynr, const byte * old_row,
-                         const byte * new_row);
+                         const byte * new_row, bool updateStats);
 
+  int saveKeyStats(THD *thd);
+  void get_index_stats(THD *thd);
 
   short cursorId;  /* cursorId of active index cursor if any   */
   dsmMask_t  lockMode;  /* Shared or exclusive      */
 
   /* FIXFIX Don't know why we need this because I don't know what
      store_lock method does but we core dump without this  */
-  THR_LOCK      alock;
   THR_LOCK_DATA lock;
+  GEM_SHARE     *share;
+
  public:
   ha_gemini(TABLE *table): handler(table), file(0),
     int_option_flag(HA_READ_NEXT | HA_READ_PREV |
 		    HA_REC_NOT_IN_SEQ |
 		    HA_KEYPOS_TO_RNDPOS | HA_READ_ORDER | HA_LASTKEY_ORDER |
 		    HA_LONGLONG_KEYS | HA_NULL_KEY | HA_HAVE_KEY_READ_ONLY |
-                    HA_NO_BLOBS | HA_NO_TEMP_TABLES |
-		    /* HA_BLOB_KEY | */ /*HA_NOT_EXACT_COUNT | */ 
+		    HA_BLOB_KEY | 
+		    HA_NO_TEMP_TABLES | HA_NO_FULLTEXT_KEY |
+		    /*HA_NOT_EXACT_COUNT | */ 
 		    /*HA_KEY_READ_WRONG_STR |*/ HA_DROP_BEFORE_CREATE),
                     pbracketBase(0),pbracketLimit(0),pfoundKey(0),
                     cursorId(0)
@@ -100,7 +115,7 @@ class ha_gemini: public handler
   uint max_record_length() const { return MAXRECSZ; }
   uint max_keys()          const { return MAX_KEY-1; }
   uint max_key_parts()     const { return MAX_REF_PARTS; }
-  uint max_key_length()    const { return MAXKEYSZ; }
+  uint max_key_length()    const { return MAXKEYSZ / 2; }
   bool fast_key_read()	   { return 1;}
   bool has_transactions()  { return 1;}
 
@@ -129,8 +144,12 @@ class ha_gemini: public handler
   void info(uint);
   int extra(enum ha_extra_function operation);
   int reset(void);
+  int analyze(THD* thd, HA_CHECK_OPT* check_opt);
   int check(THD* thd, HA_CHECK_OPT* check_opt);
   int repair(THD* thd,  HA_CHECK_OPT* check_opt);
+  int restore(THD* thd, HA_CHECK_OPT* check_opt);
+  int backup(THD* thd, HA_CHECK_OPT* check_opt);
+  int optimize(THD* thd, HA_CHECK_OPT* check_opt);
   int external_lock(THD *thd, int lock_type);
   virtual longlong get_auto_increment();
   void position(byte *record);
@@ -139,7 +158,7 @@ class ha_gemini: public handler
 			   enum ha_rkey_function start_search_flag,
 			   const byte *end_key,uint end_key_len,
 			   enum ha_rkey_function end_search_flag);
-
+  void update_create_info(HA_CREATE_INFO *create_info);
   int create(const char *name, register TABLE *form,
 	     HA_CREATE_INFO *create_info);
   int delete_table(const char *name);
@@ -167,6 +186,7 @@ extern long gemini_locktablesize;
 extern long gemini_lock_wait_timeout;
 extern long gemini_spin_retries;
 extern long gemini_connection_limit;
+extern char *gemini_basedir;
 extern TYPELIB gemini_recovery_typelib;
 extern ulong gemini_recovery_options;
 
@@ -175,12 +195,13 @@ bool gemini_end(void);
 bool gemini_flush_logs(void);
 int gemini_commit(THD *thd);
 int gemini_rollback(THD *thd);
+int gemini_recovery_logging(THD *thd, bool on);
 void gemini_disconnect(THD *thd);
 int gemini_rollback_to_savepoint(THD *thd);
 int gemini_parse_table_name(const char *fullname, char *dbname, char *tabname);
 int gemini_is_vst(const char *pname);
 int gemini_set_option_long(int optid, long optval);
 
-const int gemini_blocksize = 8192;
-const int gemini_recbits = 7;
+const int gemini_blocksize = BLKSIZE;
+const int gemini_recbits = DEFAULT_RECBITS;
 

sql/handler.cc

@@ -694,6 +694,15 @@ void handler::print_error(int error, myf errflag)
   case HA_ERR_RECORD_FILE_FULL:
     textno=ER_RECORD_FILE_FULL;
     break;
+  case HA_ERR_LOCK_WAIT_TIMEOUT:
+    textno=ER_LOCK_WAIT_TIMEOUT;
+    break;
+  case HA_ERR_LOCK_TABLE_FULL:
+    textno=ER_LOCK_TABLE_FULL;
+    break;
+  case HA_ERR_READ_ONLY_TRANSACTION:
+    textno=ER_READ_ONLY_TRANSACTION;
+    break;
   default:
     {
       my_error(ER_GET_ERRNO,errflag,error);
@@ -757,6 +766,25 @@ int ha_commit_rename(THD *thd)
     return error;
 }
 
+/* Tell the handler to turn on or off logging to the handler's
+   recovery log
+*/
+int ha_recovery_logging(THD *thd, bool on)
+{
+  int error=0;
+
+  DBUG_ENTER("ha_recovery_logging");
+#ifdef USING_TRANSACTIONS
+  if (opt_using_transactions)
+  {
+#ifdef HAVE_GEMINI_DB
+    error = gemini_recovery_logging(thd, on);
+#endif
+  }
+#endif
+  DBUG_RETURN(error);
+}
+
 int handler::index_next_same(byte *buf, const byte *key, uint keylen)
 {
   int error;

sql/handler.h

@@ -74,6 +74,7 @@
 #define HA_NOT_DELETE_WITH_CACHE (HA_NOT_READ_AFTER_KEY*2)
 #define HA_NO_TEMP_TABLES       (HA_NOT_DELETE_WITH_CACHE*2)
 #define HA_NO_PREFIX_CHAR_KEYS	(HA_NO_TEMP_TABLES*2) 
+#define HA_NO_FULLTEXT_KEY      (HA_NO_PREFIX_CHAR_KEYS*2)
 
 	/* Parameters for open() (in register form->filestat) */
 	/* HA_GET_INFO does a implicit HA_ABORT_IF_LOCKED */
@@ -353,3 +354,4 @@ int ha_autocommit_or_rollback(THD *thd, int error);
 void ha_set_spin_retries(uint retries);
 bool ha_flush_logs(void);
 int ha_commit_rename(THD *thd);
+int ha_recovery_logging(THD *thd, bool on);

sql/item_cmpfunc.cc

@@ -487,7 +487,7 @@ Item_func_if::fix_length_and_dec()
 {
   maybe_null=args[1]->maybe_null || args[2]->maybe_null;
   max_length=max(args[1]->max_length,args[2]->max_length);
-  decimals=max(args[0]->decimals,args[1]->decimals);
+  decimals=max(args[1]->decimals,args[2]->decimals);
   enum Item_result arg1_type=args[1]->result_type();
   enum Item_result arg2_type=args[2]->result_type();
   if (arg1_type == STRING_RESULT || arg2_type == STRING_RESULT)

sql/lock.cc

@@ -35,6 +35,7 @@ static MYSQL_LOCK *get_lock_data(THD *thd, TABLE **table,uint count,
 				 bool unlock, TABLE **write_locked);
 static int lock_external(TABLE **table,uint count);
 static int unlock_external(THD *thd, TABLE **table,uint count);
+static void print_lock_error(int error);
 
 
 MYSQL_LOCK *mysql_lock_tables(THD *thd,TABLE **tables,uint count)
@@ -154,7 +155,7 @@ static int lock_external(TABLE **tables,uint count)
 	(*tables)->file->external_lock(thd, F_UNLCK);
 	(*tables)->current_lock=F_UNLCK;
       }
-      my_error(ER_CANT_LOCK,MYF(ME_BELL+ME_OLDWIN+ME_WAITTANG),error);
+      print_lock_error(error);
       DBUG_RETURN(error);
     }
     else
@@ -325,7 +326,7 @@ static int unlock_external(THD *thd, TABLE **table,uint count)
     }
   }
   if (error_code)
-    my_error(ER_CANT_LOCK,MYF(ME_BELL+ME_OLDWIN+ME_WAITTANG),error_code);
+    print_lock_error(error_code);
   DBUG_RETURN(error_code);
 }
 
@@ -480,3 +481,24 @@ bool wait_for_locked_table_names(THD *thd, TABLE_LIST *table_list)
   }
   DBUG_RETURN(result);
 }
+
+static void print_lock_error(int error)
+{
+  int textno;
+  DBUG_ENTER("print_lock_error");
+
+  switch (error) {
+  case HA_ERR_LOCK_WAIT_TIMEOUT:
+    textno=ER_LOCK_WAIT_TIMEOUT;
+    break;
+  case HA_ERR_READ_ONLY_TRANSACTION:
+    textno=ER_READ_ONLY_TRANSACTION;
+    break;
+  default:
+    textno=ER_CANT_LOCK;
+    break;
+  }
+  my_error(textno,MYF(ME_BELL+ME_OLDWIN+ME_WAITTANG),error);
+  DBUG_VOID_RETURN;
+}
+

sql/mysqlbinlog.cc

@@ -303,14 +303,12 @@ static void dump_remote_log_entries(const char* logname)
   uint len;
   NET* net = &mysql->net;
   if(!position) position = 4; // protect the innocent from spam
-  if(position < 4)
-    {
-      position = 4;
-      // warn the guity
-      fprintf(stderr,
-      "Warning: with the position so small you would hit the magic number\n\
-Unfortunately, no sweepstakes today, adjusted position to 4\n");
-    }
+  if (position < 4)
+  {
+    position = 4;
+    // warn the guity
+    sql_print_error("Warning: The position in the binary log can't be less than 4.\nStarting from position 4\n");
+  }
   int4store(buf, position);
   int2store(buf + 4, binlog_flags);
   len = (uint) strlen(logname);

sql/mysqld.cc

@@ -3079,8 +3079,12 @@ static void usage(void)
   --console		Don't remove the console window\n\
   --install		Install mysqld as a service (NT)\n\
   --remove		Remove mysqld from the service list (NT)\n\
-  --standalone		Dummy option to start as a standalone program (NT)\n\
+  --standalone		Dummy option to start as a standalone program (NT)\
 ");
+#ifdef USE_SYMDIR
+  puts("--use-symbolic-links	Enable symbolic link support");
+#endif
+  puts("");
 #endif
 #ifdef HAVE_BERKELEY_DB
   puts("\

sql/share/czech/errmsg.txt

@@ -215,3 +215,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/danish/errmsg.txt

@@ -209,3 +209,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/dutch/errmsg.txt

@@ -206,3 +206,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/english/errmsg.txt

@@ -206,8 +206,8 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",
 "Error connecting to master: %-.128s",
 "Error running query on master: %-.128s",
-
-
-

sql/share/estonian/errmsg.txt

@@ -210,3 +210,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/french/errmsg.txt

@@ -206,3 +206,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/german/errmsg.txt

@@ -209,3 +209,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/greek/errmsg.txt

@@ -206,3 +206,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/hungarian/errmsg.txt

@@ -208,3 +208,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/italian/errmsg.txt

@@ -206,3 +206,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/japanese/errmsg.txt

@@ -208,3 +208,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",

sql/share/korean/errmsg.txt

@@ -206,3 +206,6 @@
 "Could not create slave thread, check system resources",
 "User %-.64s has already more than 'max_user_connections' active connections",
 "You may only use constant expressions with SET",
+"Lock wait timeout exceeded",
+"The total number of locks exceeds the lock table size",
+"Update locks cannot be acquired during a READ UNCOMMITTED transaction",