Merge mysql.com:/extern/mysql/bk/mysql-5.0

into  mysql.com:/extern/mysql/work/bug15231/mysql-5.0

mysql-test/r/sp.result

@@ -3624,8 +3624,6 @@ drop procedure if exists bug7049_1|
 drop procedure if exists bug7049_2|
 drop procedure if exists bug7049_3|
 drop procedure if exists bug7049_4|
-drop procedure if exists bug7049_5|
-drop procedure if exists bug7049_6|
 drop function if exists bug7049_1|
 drop function if exists bug7049_2|
 create table t3 ( x int unique )|
@@ -3650,18 +3648,6 @@ select 'Caught it' as 'Result';
 call bug7049_3();
 select 'Missed it' as 'Result';
 end|
-create procedure bug7049_5()
-begin
-declare x decimal(2,1);
-set x = 'zap';
-end|
-create procedure bug7049_6()
-begin
-declare exit handler for sqlwarning
-select 'Caught it' as 'Result';
-call bug7049_5();
-select 'Missed it' as 'Result';
-end|
 create function bug7049_1()
 returns int
 begin
@@ -3691,9 +3677,6 @@ Caught it
 select * from t3|
 x
 42
-call bug7049_6()|
-Result
-Caught it
 select bug7049_2()|
 bug7049_2()
 1
@@ -3702,8 +3685,6 @@ drop procedure bug7049_1|
 drop procedure bug7049_2|
 drop procedure bug7049_3|
 drop procedure bug7049_4|
-drop procedure bug7049_5|
-drop procedure bug7049_6|
 drop function bug7049_1|
 drop function bug7049_2|
 drop function if exists bug13941|
@@ -4471,4 +4452,59 @@ drop procedure bug14498_2|
 drop procedure bug14498_3|
 drop procedure bug14498_4|
 drop procedure bug14498_5|
+drop table if exists t3|
+drop procedure if exists bug15231_1|
+drop procedure if exists bug15231_2|
+drop procedure if exists bug15231_3|
+drop procedure if exists bug15231_4|
+create table t3 (id int not null)|
+create procedure bug15231_1()
+begin
+declare xid integer;
+declare xdone integer default 0;
+declare continue handler for not found set xdone = 1;
+set xid=null;
+call bug15231_2(xid);
+select xid, xdone;
+end|
+create procedure bug15231_2(inout ioid integer)
+begin
+select "Before NOT FOUND condition is triggered" as '1';
+select id into ioid from t3 where id=ioid;
+select "After NOT FOUND condtition is triggered" as '2';
+if ioid is null then
+set ioid=1;
+end if;
+end|
+create procedure bug15231_3()
+begin
+declare exit handler for sqlwarning
+select 'Caught it (wrong)' as 'Result';
+call bug15231_4();
+end|
+create procedure bug15231_4()
+begin
+declare x decimal(2,1);
+set x = 'zap';
+select 'Missed it (correct)' as 'Result';
+end|
+call bug15231_1()|
+1
+Before NOT FOUND condition is triggered
+2
+After NOT FOUND condtition is triggered
+xid	xdone
+1	0
+Warnings:
+Warning	1329	No data to FETCH
+call bug15231_3()|
+Result
+Missed it (correct)
+Warnings:
+Warning	1366	Incorrect decimal value: 'zap' for column 'x' at row 1
+drop table if exists t3|
+drop procedure if exists bug15231_1|
+drop procedure if exists bug15231_2|
+drop procedure if exists bug15231_3|
+drop procedure if exists bug15231_4|
 drop table t1,t2;

mysql-test/t/sp.test

@@ -4364,8 +4364,6 @@ drop procedure if exists bug7049_1|
 drop procedure if exists bug7049_2|
 drop procedure if exists bug7049_3|
 drop procedure if exists bug7049_4|
-drop procedure if exists bug7049_5|
-drop procedure if exists bug7049_6|
 drop function if exists bug7049_1|
 drop function if exists bug7049_2|
 --enable_warnings
@@ -4399,22 +4397,6 @@ begin
   select 'Missed it' as 'Result';
 end|
 
-create procedure bug7049_5()
-begin
-  declare x decimal(2,1);
-
-  set x = 'zap';
-end|
-
-create procedure bug7049_6()
-begin
-  declare exit handler for sqlwarning
-    select 'Caught it' as 'Result';
-
-  call bug7049_5();
-  select 'Missed it' as 'Result';
-end|
-
 create function bug7049_1()
   returns int
 begin
@@ -4439,7 +4421,6 @@ select * from t3|
 delete from t3|
 call bug7049_4()|
 select * from t3|
-call bug7049_6()|
 select bug7049_2()|
 
 drop table t3|
@@ -4447,8 +4428,6 @@ drop procedure bug7049_1|
 drop procedure bug7049_2|
 drop procedure bug7049_3|
 drop procedure bug7049_4|
-drop procedure bug7049_5|
-drop procedure bug7049_6|
 drop function bug7049_1|
 drop function bug7049_2|
 
@@ -5242,6 +5221,67 @@ drop procedure bug14498_3|
 drop procedure bug14498_4|
 drop procedure bug14498_5|
 
+#
+# BUG#15231: Stored procedure bug with not found condition handler
+#
+--disable_warnings
+drop table if exists t3|
+drop procedure if exists bug15231_1|
+drop procedure if exists bug15231_2|
+drop procedure if exists bug15231_3|
+drop procedure if exists bug15231_4|
+--enable_warnings
+
+create table t3 (id int not null)|
+  
+create procedure bug15231_1()
+begin
+  declare xid integer;
+  declare xdone integer default 0;
+  declare continue handler for not found set xdone = 1;
+
+  set xid=null;
+  call bug15231_2(xid);
+  select xid, xdone;
+end|
+
+create procedure bug15231_2(inout ioid integer)
+begin
+  select "Before NOT FOUND condition is triggered" as '1';
+  select id into ioid from t3 where id=ioid;
+  select "After NOT FOUND condtition is triggered" as '2';
+
+  if ioid is null then
+    set ioid=1;
+  end if;
+end|
+
+create procedure bug15231_3()
+begin
+  declare exit handler for sqlwarning
+    select 'Caught it (wrong)' as 'Result';
+
+  call bug15231_4();
+end|
+
+create procedure bug15231_4()
+begin
+  declare x decimal(2,1);
+
+  set x = 'zap';
+  select 'Missed it (correct)' as 'Result';
+end|
+
+call bug15231_1()|
+call bug15231_3()|
+
+drop table if exists t3|
+drop procedure if exists bug15231_1|
+drop procedure if exists bug15231_2|
+drop procedure if exists bug15231_3|
+drop procedure if exists bug15231_4|
+
+
 #
 # BUG#NNNN: New bug synopsis
 #

sql/sp_rcontext.cc

@@ -160,6 +160,10 @@ sp_rcontext::set_return_value(THD *thd, Item *return_value_item)
 }
 
 
+#define IS_WARNING_CONDITION(S)   ((S)[0] == '0' && (S)[1] == '1')
+#define IS_NOT_FOUND_CONDITION(S) ((S)[0] == '0' && (S)[1] == '2')
+#define IS_EXCEPTION_CONDITION(S) ((S)[0] != '0' || (S)[1] > '2')
+
 bool
 sp_rcontext::find_handler(uint sql_errno,
                           MYSQL_ERROR::enum_warning_level level)
@@ -193,18 +197,17 @@ sp_rcontext::find_handler(uint sql_errno,
 	found= i;
       break;
     case sp_cond_type_t::warning:
-      if ((sqlstate[0] == '0' && sqlstate[1] == '1' ||
-	   level == MYSQL_ERROR::WARN_LEVEL_WARN) &&
-	  found < 0)
+      if ((IS_WARNING_CONDITION(sqlstate) ||
+           level == MYSQL_ERROR::WARN_LEVEL_WARN) &&
+          found < 0)
 	found= i;
       break;
     case sp_cond_type_t::notfound:
-      if (sqlstate[0] == '0' && sqlstate[1] == '2' &&
-	  found < 0)
+      if (IS_NOT_FOUND_CONDITION(sqlstate) && found < 0)
 	found= i;
       break;
     case sp_cond_type_t::exception:
-      if ((sqlstate[0] != '0' || sqlstate[1] > '2') &&
+      if (IS_EXCEPTION_CONDITION(sqlstate) &&
 	  level == MYSQL_ERROR::WARN_LEVEL_ERROR &&
 	  found < 0)
 	found= i;
@@ -213,7 +216,13 @@ sp_rcontext::find_handler(uint sql_errno,
   }
   if (found < 0)
   {
-    if (m_prev_runtime_ctx)
+    /*
+      Only "exception conditions" are propagated to handlers in calling
+      contexts. If no handler is found locally for a "completion condition"
+      (warning or "not found") we will simply resume execution.
+     */
+    if (m_prev_runtime_ctx && IS_EXCEPTION_CONDITION(sqlstate) &&
+        level == MYSQL_ERROR::WARN_LEVEL_ERROR)
       return m_prev_runtime_ctx->find_handler(sql_errno, level);
     return FALSE;
   }