Better fix for GRANT bug

sql/sql_base.cc

@@ -1644,7 +1644,8 @@ find_field_in_tables(THD *thd,Item_field *item,TABLE_LIST *tables)
 	found_table=1;
 	Field *find=find_field_in_table(thd,tables->table,name,length,
 					grant_option && 
-					tables->grant.want_privilege ,1);
+					tables->table->grant.want_privilege,
+					1);
 	if (find)
 	{
 	  if (find == WRONG_GRANT)
@@ -1683,7 +1684,9 @@ find_field_in_tables(THD *thd,Item_field *item,TABLE_LIST *tables)
   for (; tables ; tables=tables->next)
   {
     Field *field=find_field_in_table(thd,tables->table,name,length,
-				     grant_option && tables->grant.want_privilege ,allow_rowid);
+				     grant_option &&
+				     tables->table->grant.want_privilege,
+				     allow_rowid);
     if (field)
     {
       if (field == WRONG_GRANT)

tests/grant.pl

@@ -10,10 +10,11 @@ use strict;
 
 use vars qw($dbh $user_dbh $opt_help $opt_Information $opt_force $opt_debug
 	    $opt_verbose $opt_server $opt_root_user $opt_password $opt_user
-	    $opt_database $opt_host $version $user $tables_cols $columns_cols);
+	    $opt_database $opt_host $version $user $tables_cols $columns_cols
+	    $opt_silent);
 
-$version="1.0";
-$opt_help=$opt_Information=$opt_force=$opt_debug=$opt_verbose=0;
+$version="1.1";
+$opt_help=$opt_Information=$opt_force=$opt_debug=$opt_verbose=$opt_silent=0;
 $opt_host="localhost",
 $opt_server="mysql";
 $opt_root_user="root";
@@ -21,7 +22,7 @@ $opt_password="";
 $opt_user="grant_user";
 $opt_database="grant_test";
 
-GetOptions("Information","help","server=s","root-user=s","password=s","user","database=s","force","host=s","debug","verbose") || usage();
+GetOptions("Information","help","server=s","root-user=s","password=s","user","database=s","force","host=s","debug","verbose","silent") || usage();
 usage() if ($opt_help || $opt_Information);
 
 $user="$opt_user\@$opt_host";
@@ -477,7 +478,10 @@ sub user_connect
 			 $password, { PrintError => 0});
   if (!$user_dbh)
   {
-    print "$DBI::errstr\n";
+    if ($opt_verbose || !$ignore_error)
+    {
+      print "Error on connect: $DBI::errstr\n";
+    }
     if (!$ignore_error)
     {
       die "The above should not have failed!";
@@ -492,7 +496,7 @@ sub user_connect
 sub safe_query
 {
   my ($query,$ignore_error)=@_;
-  if (do_query($dbh,$query))
+  if (do_query($dbh,$query, $ignore_error))
   {
     if (!defined($ignore_error))
     {
@@ -509,7 +513,7 @@ sub safe_query
 sub user_query
 {
   my ($query,$ignore_error)=@_;
-  if (do_query($user_dbh,$query))
+  if (do_query($user_dbh,$query, $ignore_error))
   {
     if (!defined($ignore_error))
     {
@@ -525,8 +529,8 @@ sub user_query
 
 sub do_query
 {
-  my ($my_dbh, $query)=@_;
-  my ($sth,$row,$tab,$col,$found);
+  my ($my_dbh, $query, $ignore_error)=@_;
+  my ($sth, $row, $tab, $col, $found, $fatal_error);
 
   print "$query\n" if ($opt_debug || $opt_verbose);
   if (!($sth= $my_dbh->prepare($query)))
@@ -535,13 +539,19 @@ sub do_query
     return 1;
   }
   if (!$sth->execute)
+  {
+    $fatal_error= ($DBI::errstr =~ /parse error/);
+    if (!$ignore_error || $opt_verbose || $fatal_error)
     {
       print "Error in execute: $DBI::errstr\n";
-    die if ($DBI::errstr =~ /parse error/);
+    }
+    die if ($fatal_error);
     $sth->finish;
     return 1;
   }
   $found=0;
+  if (!$opt_silent)
+  {
     while (($row=$sth->fetchrow_arrayref))
     {
       $found=1;
@@ -555,6 +565,7 @@ sub do_query
       print "\n";
     }
     print "\n" if ($found);
+  }
   $sth->finish;
   return 0;
 }

tests/grant.res

@@ -9,13 +9,13 @@ drop database grant_test
 Error in execute: Can't drop database 'grant_test'. Database doesn't exist
 create database grant_test
 Connecting grant_user
-Access denied for user: '@localhost' to database 'grant_test'
+Error on connect: Access denied for user: '@localhost' to database 'grant_test'
 grant select on *.* to grant_user@localhost
 set password FOR grant_user2@localhost = password('test')
 Error in execute: Can't find any matching row in the user table
 set password FOR grant_user=password('test')
 Connecting grant_user
-Access denied for user: 'grant_user@localhost' (Using password: NO)
+Error on connect: Access denied for user: 'grant_user@localhost' (Using password: NO)
 set password FOR grant_user=''
 Connecting grant_user
 select * from mysql.user where user = 'grant_user'
@@ -48,7 +48,7 @@ Error in execute: The host or user argument to GRANT is too long
 grant select on grant_test.test to grant_user with grant option
 Error in execute: grant command denied to user: 'grant_user@localhost' for table 'test'
 set password FOR ''@''=''
-Error in execute: You are using MySQL as an anonymous users and anonymous users are not allowed to change passwords
+Error in execute: Can't find any matching row in the user table
 set password FOR root@localhost = password('test')
 Error in execute: Access denied for user: 'grant_user@localhost' to database 'mysql'
 revoke select on *.* from grant_user@localhost
@@ -86,7 +86,7 @@ select count(*) from grant_test.test
 
 revoke ALL PRIVILEGES on *.* from grant_user@localhost
 Connecting grant_user
-Access denied for user: 'grant_user@localhost' to database 'grant_test'
+Error on connect: Access denied for user: 'grant_user@localhost' to database 'grant_test'
 delete from user where user='grant_user'
 flush privileges
 delete from user where user='grant_user'
@@ -133,7 +133,7 @@ insert into grant_test.test values (6,0)
 Error in execute: Access denied for user: 'grant_user@localhost' to database 'grant_test'
 REVOKE GRANT OPTION on grant_test.* from grant_user@localhost
 Connecting grant_user
-Access denied for user: 'grant_user@localhost' to database 'grant_test'
+Error on connect: Access denied for user: 'grant_user@localhost' to database 'grant_test'
 grant ALL PRIVILEGES on grant_test.* to grant_user@localhost
 Connecting grant_user
 select * from mysql.user where user = 'grant_user'
@@ -156,7 +156,7 @@ localhost	grant_user		N	N	N	N	N	N	N	N	N	N	N	N	N	N
 
 select * from mysql.db where user = 'grant_user'
 Connecting grant_user
-Access denied for user: 'grant_user@localhost' to database 'grant_test'
+Error on connect: Access denied for user: 'grant_user@localhost' to database 'grant_test'
 grant create on grant_test.test2 to grant_user@localhost
 Connecting grant_user
 create table grant_test.test2 (a int not null)