Merge bk-internal.mysql.com:/home/bk/mysql-4.1-maint

into  rolltop.ignatz42.dyndns.org:/mnt/storeage/mysql-4.1-maint

BitKeeper/etc/collapsed

 452a92d0-31-8wSzSfZi165fcGcXPA
+454a7ef8gdvE_ddMlJyghvOAkKPNOQ
+454f8960jsVT_kMKJtZ9OCgXoba0xQ

README

@@ -2,8 +2,9 @@ This is a release of MySQL, a dual-license SQL database server.
 MySQL is brought to you by the MySQL team at MySQL AB.
 
 License information can be found in these files:
-- For GPL (free) distributions, see the COPYING file.
-- For commercial distributions, see the MySQLEULA.txt file.
+- For GPL (free) distributions, see the COPYING file and
+  the EXCEPTIONS-CLIENT file.
+- For commercial distributions, see the LICENSE.mysql file.
 
 
 For further information about MySQL or additional documentation, see:
@@ -15,11 +16,10 @@ Some manual sections of special interest:
 - If you are migrating from an older version of MySQL, please read the
   "Upgrading from..." section first!
 - To see what MySQL can do, take a look at the features section.
-- For installation instructions, see the Installation chapter.
-- For future plans, see the TODO appendix.
-- For the new features/bugfix history, see the News appendix.
-- For the currently known bugs/misfeatures (known errors) see the problems
-  appendix.
+- For installation instructions, see the Installing and Upgrading chapter.
+- For the new features/bugfix history, see the Change History appendix.
+- For the currently known bugs/misfeatures (known errors) see the Problems
+  and Common Errors appendix.
 - For a list of developers and other contributors, see the Credits
   appendix.
 

client/mysqltest.c

@@ -80,13 +80,13 @@ enum {
   OPT_SSL_CA, OPT_SSL_CAPATH, OPT_SSL_CIPHER, OPT_PS_PROTOCOL,
   OPT_SP_PROTOCOL, OPT_CURSOR_PROTOCOL, OPT_VIEW_PROTOCOL,
   OPT_SSL_VERIFY_SERVER_CERT, OPT_MAX_CONNECT_RETRIES,
-  OPT_MARK_PROGRESS
+  OPT_MARK_PROGRESS, OPT_CHARSETS_DIR
 };
 
 static int record= 0, opt_sleep= -1;
 static char *db= 0, *pass= 0;
 const char *user= 0, *host= 0, *unix_sock= 0, *opt_basedir= "./";
-const char *opt_include= 0;
+const char *opt_include= 0, *opt_charsets_dir;
 static int port= 0;
 static int opt_max_connect_retries;
 static my_bool opt_compress= 0, silent= 0, verbose= 0;
@@ -145,7 +145,6 @@ static struct st_test_file* file_stack_end;
 
 
 static CHARSET_INFO *charset_info= &my_charset_latin1; /* Default charset */
-static const char *charset_name= "latin1"; /* Default character set name */
 
 static const char *embedded_server_groups[]=
 {
@@ -3093,7 +3092,11 @@ void do_connect(struct st_command *command)
   if (opt_compress || con_compress)
     mysql_options(&next_con->mysql, MYSQL_OPT_COMPRESS, NullS);
   mysql_options(&next_con->mysql, MYSQL_OPT_LOCAL_INFILE, 0);
-  mysql_options(&next_con->mysql, MYSQL_SET_CHARSET_NAME, charset_name);
+  mysql_options(&next_con->mysql, MYSQL_SET_CHARSET_NAME,
+                charset_info->csname);
+  if (opt_charsets_dir)
+    mysql_options(&cur_con->mysql, MYSQL_SET_CHARSET_DIR,
+                  opt_charsets_dir);
 
 #ifdef HAVE_OPENSSL
   if (opt_use_ssl || con_ssl)
@@ -3779,6 +3782,9 @@ static struct my_option my_long_options[] =
    0, 0, 0, 0, 0, 0},
   {"basedir", 'b', "Basedir for tests.", (gptr*) &opt_basedir,
    (gptr*) &opt_basedir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
+  {"character-sets-dir", OPT_CHARSETS_DIR,
+   "Directory where character sets are.", (gptr*) &opt_charsets_dir,
+   (gptr*) &opt_charsets_dir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
   {"compress", 'C', "Use the compressed server/client protocol.",
    (gptr*) &opt_compress, (gptr*) &opt_compress, 0, GET_BOOL, NO_ARG, 0, 0, 0,
    0, 0, 0},
@@ -5511,7 +5517,11 @@ int main(int argc, char **argv)
   if (opt_compress)
     mysql_options(&cur_con->mysql,MYSQL_OPT_COMPRESS,NullS);
   mysql_options(&cur_con->mysql, MYSQL_OPT_LOCAL_INFILE, 0);
-  mysql_options(&cur_con->mysql, MYSQL_SET_CHARSET_NAME, charset_name);
+  mysql_options(&cur_con->mysql, MYSQL_SET_CHARSET_NAME,
+                charset_info->csname);
+  if (opt_charsets_dir)
+    mysql_options(&cur_con->mysql, MYSQL_SET_CHARSET_DIR,
+                  opt_charsets_dir);
 
 #ifdef HAVE_OPENSSL
 

innobase/fil/fil0fil.c

@@ -4252,29 +4252,47 @@ fil_flush_file_spaces(
 {
 	fil_system_t*	system	= fil_system;
 	fil_space_t*	space;
+	ulint*		space_ids;
+	ulint		n_space_ids;
+	ulint		i;
 
 	mutex_enter(&(system->mutex));
 
-	space = UT_LIST_GET_FIRST(system->unflushed_spaces);
+	n_space_ids = UT_LIST_GET_LEN(system->unflushed_spaces);
+	if (n_space_ids == 0) {
 
-	while (space) {
-		if (space->purpose == purpose && !space->is_being_deleted) {
+		mutex_exit(&system->mutex);
+		return;
+	}
 
-			space->n_pending_flushes++; /* prevent dropping of the
-						    space while we are
-						    flushing */
-			mutex_exit(&(system->mutex));
+	/* Assemble a list of space ids to flush.  Previously, we
+	traversed system->unflushed_spaces and called UT_LIST_GET_NEXT()
+	on a space that was just removed from the list by fil_flush().
+	Thus, the space could be dropped and the memory overwritten. */
+	space_ids = mem_alloc(n_space_ids * sizeof *space_ids);
 
-			fil_flush(space->id);
+	n_space_ids = 0;
 
-			mutex_enter(&(system->mutex));
+	for (space = UT_LIST_GET_FIRST(system->unflushed_spaces);
+	     space;
+	     space = UT_LIST_GET_NEXT(unflushed_spaces, space)) {
 
-			space->n_pending_flushes--;
+		if (space->purpose == purpose && !space->is_being_deleted) {
+
+			space_ids[n_space_ids++] = space->id;
 		}
-		space = UT_LIST_GET_NEXT(unflushed_spaces, space);
 	}
 
-	mutex_exit(&(system->mutex));
+	mutex_exit(&system->mutex);
+
+	/* Flush the spaces.  It will not hurt to call fil_flush() on
+	a non-existing space id. */
+	for (i = 0; i < n_space_ids; i++) {
+
+		fil_flush(space_ids[i]);
+	}
+
+	mem_free(space_ids);
 }
 
 /**********************************************************************

mysql-test/lib/mtr_process.pl

@@ -441,7 +441,6 @@ sub mtr_kill_leftovers () {
       # Only read pid from files that end with .pid
       if ( $elem =~ /.*[.]pid$/)
       {
-
 	my $pidfile= "$rundir/$elem";
 
 	if ( -f $pidfile )
@@ -465,7 +464,8 @@ sub mtr_kill_leftovers () {
       }
       else
       {
-	mtr_warning("Found non pid file $elem in $rundir");
+	mtr_warning("Found non pid file $elem in $rundir")
+	  if -f "$rundir/$elem";
 	next;
       }
     }

mysql-test/mysql-test-run.pl

@@ -190,7 +190,7 @@ our $opt_fast;
 our $opt_force;
 our $opt_reorder= 0;
 our $opt_enable_disabled;
-our $opt_mem;
+our $opt_mem= $ENV{'MTR_MEM'};
 
 our $opt_gcov;
 our $opt_gcov_err;
@@ -596,7 +596,7 @@ sub command_line_setup () {
              'tmpdir=s'                 => \$opt_tmpdir,
              'vardir=s'                 => \$opt_vardir,
              'benchdir=s'               => \$glob_mysql_bench_dir,
-             'mem'                      => \$opt_mem,
+             'mem:s'                    => \$opt_mem,
 
              # Misc
              'comment=s'                => \$opt_comment,
@@ -738,17 +738,18 @@ sub command_line_setup () {
   # --------------------------------------------------------------------------
   # Check if we should speed up tests by trying to run on tmpfs
   # --------------------------------------------------------------------------
-  if ( $opt_mem )
+  if ( defined $opt_mem )
   {
     mtr_error("Can't use --mem and --vardir at the same time ")
       if $opt_vardir;
     mtr_error("Can't use --mem and --tmpdir at the same time ")
       if $opt_tmpdir;
 
-    # Use /dev/shm as the preferred location for vardir and
-    # thus implicitly also tmpdir. Add other locations to list
-    my @tmpfs_locations= ("/dev/shm");
-    # One could maybe use "mount" to find tmpfs location(s)
+    # Search through list of locations that are known
+    # to be "fast disks" to list to find a suitable location
+    # Use --mem=<dir> as first location to look.
+    my @tmpfs_locations= ($opt_mem, "/dev/shm", "/tmp");
+
     foreach my $fs (@tmpfs_locations)
     {
       if ( -d $fs )
@@ -2986,9 +2987,9 @@ sub analyze_testcase_failure_sync_with_master($)
 
   mtr_add_arg($args, "--no-defaults");
   mtr_add_arg($args, "--silent");
-  mtr_add_arg($args, "-v");
   mtr_add_arg($args, "--skip-safemalloc");
   mtr_add_arg($args, "--tmpdir=%s", $opt_tmpdir);
+  mtr_add_arg($args, "--character-sets-dir=%s", $path_charsetsdir);
 
   mtr_add_arg($args, "--socket=%s", $master->[0]->{'path_sock'});
   mtr_add_arg($args, "--port=%d", $master->[0]->{'port'});
@@ -3359,6 +3360,11 @@ sub mysqld_arguments ($$$$$) {
   if ( $opt_valgrind_mysqld )
   {
     mtr_add_arg($args, "%s--skip-safemalloc", $prefix);
+
+    if ( $mysql_version_id < 50100 )
+    {
+      mtr_add_arg($args, "%s--skip-bdb", $prefix);
+    }
   }
 
   my $pidfile;
@@ -4167,9 +4173,9 @@ sub run_check_testcase ($$) {
 
   mtr_add_arg($args, "--no-defaults");
   mtr_add_arg($args, "--silent");
-  mtr_add_arg($args, "-v");
   mtr_add_arg($args, "--skip-safemalloc");
   mtr_add_arg($args, "--tmpdir=%s", $opt_tmpdir);
+  mtr_add_arg($args, "--character-sets-dir=%s", $path_charsetsdir);
 
   mtr_add_arg($args, "--socket=%s", $mysqld->{'path_sock'});
   mtr_add_arg($args, "--port=%d", $mysqld->{'port'});
@@ -4213,9 +4219,9 @@ sub run_mysqltest ($) {
 
   mtr_add_arg($args, "--no-defaults");
   mtr_add_arg($args, "--silent");
-  mtr_add_arg($args, "-v");
   mtr_add_arg($args, "--skip-safemalloc");
   mtr_add_arg($args, "--tmpdir=%s", $opt_tmpdir);
+  mtr_add_arg($args, "--character-sets-dir=%s", $path_charsetsdir);
 
   if ($tinfo->{'component_id'} eq 'im')
   {
@@ -4300,13 +4306,11 @@ sub run_mysqltest ($) {
   if ( $opt_ssl )
   {
     # Turn on SSL for _all_ test cases if option --ssl was used
-    mtr_add_arg($args, "--ssl",
-		$glob_mysql_test_dir);
+    mtr_add_arg($args, "--ssl");
   }
   elsif ( $opt_ssl_supported )
   {
-    mtr_add_arg($args, "--skip-ssl",
-		$glob_mysql_test_dir);
+    mtr_add_arg($args, "--skip-ssl");
   }
 
   # ----------------------------------------------------------------------
@@ -4641,9 +4645,12 @@ Options to control directories to use
   vardir=DIR            The directory where files generated from the test run
                         is stored (default: ./var). Specifying a ramdisk or
                         tmpfs will speed up tests.
-  mem=DIR               Run testsuite in "memory" using tmpfs if
-                        available(default: /dev/shm)
-
+  mem[=DIR]             Run testsuite in "memory" using tmpfs or ramdisk
+                        Attempts to use DIR first if specified else
+                        uses as builtin list of standard locations
+                        for tmpfs (/dev/shm)
+                        The option can also be set using environment
+                        variable MTR_MEM=[DIR]
 
 Options to control what test suites or cases to run
 

mysql-test/r/func_test.result

@@ -183,3 +183,78 @@ select 5.1 mod 3, 5.1 mod -3, -5.1 mod 3, -5.1 mod -3;
 select 5 mod 3, 5 mod -3, -5 mod 3, -5 mod -3;
 5 mod 3	5 mod -3	-5 mod 3	-5 mod -3
 2	2	-2	-2
+select (12%0) <=> null      as '1';
+1
+1
+select (12%0) is null       as '1';
+1
+1
+select 12%0                 as 'NULL';
+NULL
+NULL
+select 12%2                 as '0';
+0
+0
+select 12%NULL              as 'NULL';
+NULL
+NULL
+select 12 % null            as 'NULL';
+NULL
+NULL
+select null % 12            as 'NULL';
+NULL
+NULL
+select null % 0             as 'NULL';
+NULL
+NULL
+select 0 % null             as 'NULL';
+NULL
+NULL
+select null % null          as 'NULL';
+NULL
+NULL
+select (12 mod 0) <=> null  as '1';
+1
+1
+select (12 mod 0) is null   as '1';
+1
+1
+select 12 mod 0             as 'NULL';
+NULL
+NULL
+select 12 mod 2             as '0';
+0
+0
+select 12 mod null          as 'NULL';
+NULL
+NULL
+select null mod 12          as 'NULL';
+NULL
+NULL
+select null mod 0           as 'NULL';
+NULL
+NULL
+select 0 mod null           as 'NULL';
+NULL
+NULL
+select null mod null        as 'NULL';
+NULL
+NULL
+select mod(12.0, 0)         as 'NULL';
+NULL
+NULL
+select mod(12, 0.0)         as 'NULL';
+NULL
+NULL
+select mod(12, NULL)        as 'NULL';
+NULL
+NULL
+select mod(12.0, NULL)      as 'NULL';
+NULL
+NULL
+select mod(NULL, 2)         as 'NULL';
+NULL
+NULL
+select mod(NULL, 2.0)       as 'NULL';
+NULL
+NULL

mysql-test/t/func_test.test

@@ -108,4 +108,36 @@ select 5.1 mod 3, 5.1 mod -3, -5.1 mod 3, -5.1 mod -3;
 
 select 5 mod 3, 5 mod -3, -5 mod 3, -5 mod -3;
 
+#
+# Bug#23411: The "%" (MOD) operator is not documented; MOD-ing zero returns strange result
+# Manual: "Division by zero produces a NULL result"
+#
+select (12%0) <=> null      as '1';
+select (12%0) is null       as '1';
+select 12%0                 as 'NULL';
+select 12%2                 as '0';
+select 12%NULL              as 'NULL';
+select 12 % null            as 'NULL';
+select null % 12            as 'NULL';
+select null % 0             as 'NULL';
+select 0 % null             as 'NULL';
+select null % null          as 'NULL';
+
+select (12 mod 0) <=> null  as '1';
+select (12 mod 0) is null   as '1';
+select 12 mod 0             as 'NULL';
+select 12 mod 2             as '0';
+select 12 mod null          as 'NULL';
+select null mod 12          as 'NULL';
+select null mod 0           as 'NULL';
+select 0 mod null           as 'NULL';
+select null mod null        as 'NULL';
+
+select mod(12.0, 0)         as 'NULL';
+select mod(12, 0.0)         as 'NULL';
+select mod(12, NULL)        as 'NULL';
+select mod(12.0, NULL)      as 'NULL';
+select mod(NULL, 2)         as 'NULL';
+select mod(NULL, 2.0)       as 'NULL';
+
 # End of 4.1 tests

scripts/make_binary_distribution.sh

@@ -105,7 +105,7 @@ copyfileto()
 copyfileto $BASE/docs ChangeLog Docs/mysql.info
 
 copyfileto $BASE COPYING COPYING.LIB README Docs/INSTALL-BINARY \
-         EXCEPTIONS-CLIENT MySQLEULA.txt LICENSE.doc README.NW
+         EXCEPTIONS-CLIENT LICENSE.mysql
 
 # Non platform-specific bin dir files:
 BIN_FILES="extra/comp_err$BS extra/replace$BS extra/perror$BS \
@@ -282,10 +282,7 @@ if [ $BASE_SYSTEM = "netware" ] ; then
         $BASE/support-files/build-tags \
 	$BASE/support-files/MySQL-shared-compat.spec \
         $BASE/support-files/ndb-config-2-node.ini \
-        $BASE/INSTALL-BINARY \
-        $BASE/MySQLEULA.txt
-else
-    rm -f $BASE/README.NW
+        $BASE/INSTALL-BINARY
 fi
 
 # Make safe_mysqld a symlink to mysqld_safe for backwards portability

sql/item_func.cc

@@ -96,7 +96,7 @@ Item_func::Item_func(THD *thd, Item_func *item)
 
 
 /*
-  Resolve references to table column for a function and it's argument
+  Resolve references to table column for a function and its argument
 
   SYNOPSIS:
   fix_fields()
@@ -707,6 +707,7 @@ longlong Item_func_mod::val_int()
 void Item_func_mod::fix_length_and_dec()
 {
   Item_num_op::fix_length_and_dec();
+  maybe_null= 1;
 }