Merge mysql.com:/home/jimw/my/mysql-4.1-clean

into  mysql.com:/home/jimw/my/mysql-5.0-clean

mysql-test/r/grant.result

@@ -586,3 +586,8 @@ use test;
 REVOKE ALL PRIVILEGES, GRANT OPTION FROM dummy@localhost;
 DROP USER dummy@localhost;
 DROP DATABASE mysqltest;
+use mysql;
+insert into tables_priv values ('','test_db','mysqltest_1','test_table','test_grantor',CURRENT_TIMESTAMP,'Select','Select');
+flush privileges;
+delete from tables_priv where host = '' and user = 'mysqltest_1';
+flush privileges;

mysql-test/t/grant.test

@@ -470,3 +470,12 @@ use test;
 REVOKE ALL PRIVILEGES, GRANT OPTION FROM dummy@localhost;
 DROP USER dummy@localhost;
 DROP DATABASE mysqltest;
+#
+# Bug #11330: Entry in tables_priv with host = '' causes crash
+#
+connection default;
+use mysql;
+insert into tables_priv values ('','test_db','mysqltest_1','test_table','test_grantor',CURRENT_TIMESTAMP,'Select','Select');
+flush privileges;
+delete from tables_priv where host = '' and user = 'mysqltest_1';
+flush privileges;

scripts/mysql_config.sh

@@ -60,10 +60,18 @@ fix_path ()
 
 get_full_path ()
 {
-  case $1 in
-    /*)	echo "$1";;
-    ./*) tmp=`pwd`/$1; echo $tmp | sed -e 's;/\./;/;' ;;
-     *) which $1 ;;
+  file=$1
+
+  # if the file is a symlink, try to resolve it
+  if [ -h $file ];
+  then
+    file=`ls -l $file | awk '{ print $NF }'`
+  fi
+
+  case $file in
+    /*) echo "$file";;
+    */*) tmp=`pwd`/$file; echo $tmp | sed -e 's;/\./;/;' ;;
+    *) which $file ;;
   esac
 }
 

sql/sql_acl.cc

@@ -2035,7 +2035,8 @@ GRANT_TABLE::GRANT_TABLE(TABLE *form, TABLE *col_privs)
   {
     uint key_prefix_len;
     KEY_PART_INFO *key_part= col_privs->key_info->key_part;
-    col_privs->field[0]->store(host.hostname,(uint) strlen(host.hostname),
+    col_privs->field[0]->store(host.hostname,
+                               host.hostname ? (uint) strlen(host.hostname) : 0,
                                system_charset_info);
     col_privs->field[1]->store(db,(uint) strlen(db), system_charset_info);
     col_privs->field[2]->store(user,(uint) strlen(user), system_charset_info);

sql/sql_table.cc

@@ -1550,14 +1550,12 @@ bool mysql_create_table(THD *thd,const char *db, const char *table_name,
       /* Check if table exists */
   if (create_info->options & HA_LEX_CREATE_TMP_TABLE)
   {
-    char tmp_table_name[tmp_file_prefix_length+22+22+22+3];
-    my_snprintf(tmp_table_name, sizeof(tmp_table_name), "%s%lx_%lx_%x",
-		tmp_file_prefix, current_pid, thd->thread_id,
-		thd->tmp_table++);
+    my_snprintf(path, sizeof(path), "%s%s%lx_%lx_%x%s",
+		mysql_tmpdir, tmp_file_prefix, current_pid, thd->thread_id,
+		thd->tmp_table++, reg_ext);
     if (lower_case_table_names)
-      my_casedn_str(files_charset_info, tmp_table_name);
+      my_casedn_str(files_charset_info, path);
     create_info->table_options|=HA_CREATE_DELAY_KEY_WRITE;
-    build_table_path(path, sizeof(path), db, tmp_table_name, reg_ext);
   }
   else
     build_table_path(path, sizeof(path), db, alias, reg_ext);