merge 5.1-main to 5.1-bugteam

.bzr-mysql/default.conf

 [MYSQL]
 post_commit_to = "commits@lists.mysql.com"
 post_push_to = "commits@lists.mysql.com"
-tree_name = "mysql-5.1-bugteam"
+tree_name = "mysql-5.1"

configure.in

@@ -10,7 +10,7 @@ AC_CANONICAL_SYSTEM
 #
 # When changing major version number please also check switch statement
 # in mysqlbinlog::check_master_version().
-AM_INIT_AUTOMAKE(mysql, 5.1.42)
+AM_INIT_AUTOMAKE(mysql, 5.1.43)
 AM_CONFIG_HEADER([include/config.h:config.h.in])
 
 # Request support for automake silent-rules if available.

mysql-test/collections/default.experimental

@@ -13,7 +13,6 @@ funcs_1.ndb*                             # joro : NDB tests marked as experiment
 funcs_2.ndb_charset                      # joro : NDB tests marked as experimental as agreed with bochklin
 
 main.ctype_gbk_binlog  @solaris          # Bug#46010: main.ctype_gbk_binlog fails sporadically : Table 't2' already exists
-main.innodb-autoinc*                     # Bug#47809 2009-10-04 joro innodb-autoinc.test fails with valgrind errors with the innodb plugin
 main.plugin_load  @solaris               # Bug#42144
 
 ndb.*                                    # joro : NDB tests marked as experimental as agreed with bochklin

mysql-test/r/select.result

@@ -4704,4 +4704,19 @@ c1
 9.1234
 DROP TABLE t1;
 # End of test for bug#49489.
+#
+# Bug #49517: Inconsistent behavior while using 
+# NULLable BIGINT and INT columns in comparison
+#
+CREATE TABLE t1(a BIGINT UNSIGNED NOT NULL, b BIGINT NULL, c INT NULL);
+INSERT INTO t1 VALUES(105, NULL, NULL);
+SELECT * FROM t1 WHERE b < 102;
+a	b	c
+SELECT * FROM t1 WHERE c < 102;
+a	b	c
+SELECT * FROM t1 WHERE 102 < b;
+a	b	c
+SELECT * FROM t1 WHERE 102 < c;
+a	b	c
+DROP TABLE t1;
 End of 5.1 tests

mysql-test/t/select.test

@@ -4023,4 +4023,18 @@ SELECT * FROM t1 WHERE c1 < 9.12345;
 DROP TABLE t1;
 --echo # End of test for bug#49489.
 
+
+--echo #
+--echo # Bug #49517: Inconsistent behavior while using 
+--echo # NULLable BIGINT and INT columns in comparison
+--echo #
+CREATE TABLE t1(a BIGINT UNSIGNED NOT NULL, b BIGINT NULL, c INT NULL);
+INSERT INTO t1 VALUES(105, NULL, NULL);
+SELECT * FROM t1 WHERE b < 102;
+SELECT * FROM t1 WHERE c < 102;
+SELECT * FROM t1 WHERE 102 < b;
+SELECT * FROM t1 WHERE 102 < c;
+DROP TABLE t1;
+
+
 --echo End of 5.1 tests

sql/item_cmpfunc.cc

@@ -895,9 +895,9 @@ int Arg_comparator::set_cmp_func(Item_result_field *owner_arg,
   ulonglong const_value= (ulonglong)-1;
   thd= current_thd;
   owner= owner_arg;
+  set_null= set_null && owner_arg;
   a= a1;
   b= a2;
-  owner= owner_arg;
   thd= current_thd;
 
   if ((cmp_type= can_compare_as_dates(*a, *b, &const_value)))

sql/item_cmpfunc.h

@@ -54,10 +54,10 @@ public:
   /* Allow owner function to use string buffers. */
   String value1, value2;
 
-  Arg_comparator(): thd(0), a_cache(0), b_cache(0), set_null(0),
+  Arg_comparator(): thd(0), a_cache(0), b_cache(0), set_null(TRUE),
     get_value_a_func(0), get_value_b_func(0) {};
   Arg_comparator(Item **a1, Item **a2): a(a1), b(a2), thd(0),
-    a_cache(0), b_cache(0), set_null(0),
+    a_cache(0), b_cache(0), set_null(TRUE),
     get_value_a_func(0), get_value_b_func(0) {};
 
   int set_compare_func(Item_result_field *owner, Item_result type);

support-files/mysql.spec.sh

@@ -65,6 +65,19 @@
 # See BUG#998 for details.
 %define _unpackaged_files_terminate_build 0
 
+# ------------------------------------------------------------------------------
+# RPM build tools now automatically detects Perl module dependencies. This 
+# detection gives problems as it is broken in some versions, and it also
+# give unwanted dependencies from mandatory scripts in our package.
+# Might not be possible to disable in all RPM tool versions, but here we
+# try. We keep the "AutoReqProv: no" for the "test" sub package, as disabling
+# here might fail, and that package has the most problems.
+# See http://fedoraproject.org/wiki/Packaging/Perl#Filtering_Requires:_and_Provides
+#     http://www.wideopen.com/archives/rpm-list/2002-October/msg00343.html
+# ------------------------------------------------------------------------------
+%undefine __perl_provides
+%undefine __perl_requires
+
 %define see_base For a description of MySQL see the base MySQL RPM or http://www.mysql.com
 
 # On SuSE 9 no separate "debuginfo" package is built. To enable basic
@@ -205,7 +218,7 @@ They should be used with caution.
 %endif
 
 %package test
-Requires: %{name}-client perl-DBI perl
+Requires: %{name}-client perl
 Summary: MySQL - Test suite
 Group: Applications/Databases
 Provides: mysql-test