Translated 5.0 error codes into sql states.

include/mysqld_error.h:
  Marked where 5.0 error codes begin.
sql/sql_yacc.yy:
  Referring to an unitialized variable is a warning, not an error.

include/mysqld_error.h

@@ -300,6 +300,7 @@
 #define ER_WARN_QC_RESIZE 1281
 #define ER_BAD_FT_COLUMN 1282
 #define ER_UNKNOWN_KEY_CACHE 1283
+/* 5.0 */
 #define ER_SP_NO_RECURSIVE_CREATE 1284
 #define ER_SP_ALREADY_EXISTS 1285
 #define ER_SP_DOES_NOT_EXIST 1286

include/sql_state.h

@@ -161,3 +161,36 @@ ER_WARN_DATA_OUT_OF_RANGE,	"01000", "",
 ER_WARN_DATA_TRUNCATED,		"01000", "",
 ER_WRONG_NAME_FOR_INDEX,        "42000", "",
 ER_WRONG_NAME_FOR_CATALOG,      "42000", "",
+/* 5.0 */
+ER_SP_NO_RECURSIVE_CREATE,	"2F003", "",
+ER_SP_ALREADY_EXISTS,		"42000", "",
+ER_SP_DOES_NOT_EXIST,		"42000", "",
+/*ER_SP_DROP_FAILED*/
+/*ER_SP_STORE_FAILED*/
+ER_SP_LILABEL_MISMATCH,		"42000", "",
+ER_SP_LABEL_REDEFINE,		"42000", "",
+ER_SP_LABEL_MISMATCH,		"42000", "",
+ER_SP_UNINIT_VAR,		"01000", "",
+ER_SP_BADSELECT,		"04000", "",
+ER_SP_BADRETURN,		"42000", "",
+ER_SP_BADQUERY,			"04000", "",
+ER_UPDATE_LOG_DEPRECATED_IGNORED, "42000", "",
+ER_UPDATE_LOG_DEPRECATED_TRANSLATED, "42000", "",
+ER_QUERY_INTERRUPTED,		"70100", "",
+ER_SP_WRONG_NO_OF_ARGS,		"42000", "",
+ER_SP_COND_MISMATCH,		"42000", "",
+ER_SP_NORETURN,			"42000", "",
+ER_SP_NORETURNEND,		"2F005", "",
+ER_SP_BAD_CURSOR_QUERY,		"42000", "",
+ER_SP_BAD_CURSOR_SELECT,	"42000", "",
+ER_SP_CURSOR_MISMATCH,		"42000", "",
+ER_SP_CURSOR_ALREADY_OPEN,	"24000", "",
+ER_SP_CURSOR_NOT_OPEN,		"24000", "",
+ER_SP_UNDECLARED_VAR,		"42000", "",
+/*ER_SP_WRONG_NO_OF_FETCH_ARGS*/
+ER_SP_FETCH_NO_DATA,		"02000", "",
+ER_SP_DUP_PARAM,		"42000", "",
+ER_SP_DUP_VAR,			"42000", "",
+ER_SP_DUP_COND,			"42000", "",
+ER_SP_DUP_CURS,			"42000", "",
+/*ER_SP_CANT_ALTER*/

mysql-test/r/sp-error.result

@@ -11,96 +11,98 @@ create function func1() returns int
 return 42;
 create procedure foo()
 create procedure bar() set @x=3;
-ERROR HY000: Can't create a PROCEDURE from within another stored routine
+ERROR 2F003: Can't create a PROCEDURE from within another stored routine
 create procedure foo()
 create function bar() returns double return 2.3;
-ERROR HY000: Can't create a FUNCTION from within another stored routine
+ERROR 2F003: Can't create a FUNCTION from within another stored routine
 create procedure proc1()
 set @x = 42;
-ERROR HY000: PROCEDURE proc1 already exists
+ERROR 42000: PROCEDURE proc1 already exists
 create function func1() returns int
 return 42;
-ERROR HY000: FUNCTION func1 already exists
+ERROR 42000: FUNCTION func1 already exists
 drop procedure proc1;
 drop function func1;
 alter procedure foo;
-ERROR HY000: PROCEDURE foo does not exist
+ERROR 42000: PROCEDURE foo does not exist
 alter function foo;
-ERROR HY000: FUNCTION foo does not exist
+ERROR 42000: FUNCTION foo does not exist
 drop procedure foo;
-ERROR HY000: PROCEDURE foo does not exist
+ERROR 42000: PROCEDURE foo does not exist
 drop function foo;
-ERROR HY000: FUNCTION foo does not exist
+ERROR 42000: FUNCTION foo does not exist
 call foo();
-ERROR HY000: PROCEDURE foo does not exist
+ERROR 42000: PROCEDURE foo does not exist
 drop procedure if exists foo;
 Warnings:
 Warning	1286	PROCEDURE foo does not exist
 show create procedure foo;
-ERROR HY000: PROCEDURE foo does not exist
+ERROR 42000: PROCEDURE foo does not exist
 create procedure foo()
 foo: loop
 leave bar;
 end loop;
-ERROR HY000: LEAVE with no matching label: bar
+ERROR 42000: LEAVE with no matching label: bar
 create procedure foo()
 foo: loop
 iterate bar;
 end loop;
-ERROR HY000: ITERATE with no matching label: bar
+ERROR 42000: ITERATE with no matching label: bar
 create procedure foo()
 foo: begin
 iterate foo;
 end;
-ERROR HY000: ITERATE with no matching label: foo
+ERROR 42000: ITERATE with no matching label: foo
 create procedure foo()
 foo: loop
 foo: loop
 set @x=2;
 end loop foo;
 end loop foo;
-ERROR HY000: Redefining label foo
+ERROR 42000: Redefining label foo
 create procedure foo()
 foo: loop
 set @x=2;
 end loop bar;
-ERROR HY000: End-label bar without match
+ERROR 42000: End-label bar without match
 create procedure foo(out x int)
 begin
 declare y int;
 set x = y;
 end;
-ERROR HY000: Referring to uninitialized variable y
+Warnings:
+Warning	1292	Referring to uninitialized variable y
+drop procedure foo;
 create procedure foo()
 begin
 select name from mysql.proc;
 select type from mysql.proc;
 end;
 call foo();
-ERROR HY000: SELECT in a stored procedure must have INTO
+ERROR 04000: SELECT in a stored procedure must have INTO
 drop procedure foo;
 create procedure foo()
 return 42;
-ERROR HY000: RETURN is only allowed in a FUNCTION
+ERROR 42000: RETURN is only allowed in a FUNCTION
 create function foo() returns int
 begin
 declare x int;
 select max(c) into x from test.t;
 return x;
 end;
-ERROR HY000: Queries, like SELECT, INSERT, UPDATE (and others), are not allowed in a FUNCTION
+ERROR 04000: Queries, like SELECT, INSERT, UPDATE (and others), are not allowed in a FUNCTION
 create procedure p(x int)
 insert into test.t1 values (x);
 create function f(x int) returns int
 return x+42;
 call p();
-ERROR HY000: Wrong number of arguments for PROCEDURE p, expected 1, got 0
+ERROR 42000: Wrong number of arguments for PROCEDURE p, expected 1, got 0
 call p(1, 2);
-ERROR HY000: Wrong number of arguments for PROCEDURE p, expected 1, got 2
+ERROR 42000: Wrong number of arguments for PROCEDURE p, expected 1, got 2
 select f();
-ERROR HY000: Wrong number of arguments for FUNCTION f, expected 1, got 0
+ERROR 42000: Wrong number of arguments for FUNCTION f, expected 1, got 0
 select f(1, 2);
-ERROR HY000: Wrong number of arguments for FUNCTION f, expected 1, got 2
+ERROR 42000: Wrong number of arguments for FUNCTION f, expected 1, got 2
 drop procedure p;
 drop function f;
 create procedure p(val int, out res int)
@@ -114,7 +116,7 @@ else
 set res = 1;
 end if;
 end;
-ERROR HY000: Undefined CONDITION: foo
+ERROR 42000: Undefined CONDITION: foo
 create procedure p(val int, out res int)
 begin
 declare x int default 0;
@@ -127,13 +129,13 @@ else
 set res = 1;
 end if;
 end;
-ERROR HY000: Undefined CONDITION: bar
+ERROR 42000: Undefined CONDITION: bar
 create function f(val int) returns int
 begin
 declare x int;
 set x = val+3;
 end;
-ERROR HY000: No RETURN found in FUNCTION f
+ERROR 42000: No RETURN found in FUNCTION f
 create function f(val int) returns int
 begin
 declare x int;
@@ -143,7 +145,7 @@ return x;
 end if;
 end;
 select f(10);
-ERROR HY000: FUNCTION f ended without RETURN
+ERROR 2F005: FUNCTION f ended without RETURN
 drop function f;
 create procedure p()
 begin
@@ -151,7 +153,7 @@ declare c cursor for insert into test.t1 values ("foo", 42);
 open c;
 close c;
 end;
-ERROR HY000: Cursor statement must be a SELECT
+ERROR 42000: Cursor statement must be a SELECT
 create procedure p()
 begin
 declare x int;
@@ -159,14 +161,14 @@ declare c cursor for select * into x from test.t limit 1;
 open c;
 close c;
 end;
-ERROR HY000: Cursor SELECT must not have INTO
+ERROR 42000: Cursor SELECT must not have INTO
 create procedure p()
 begin
 declare c cursor for select * from test.t;
 open cc;
 close c;
 end;
-ERROR HY000: Undefined CURSOR: cc
+ERROR 42000: Undefined CURSOR: cc
 drop table if exists t1;
 create table t1 (val int);
 create procedure p()
@@ -177,7 +179,7 @@ open c;
 close c;
 end;
 call p();
-ERROR HY000: Cursor is already open
+ERROR 24000: Cursor is already open
 drop procedure p;
 create procedure p()
 begin
@@ -187,10 +189,10 @@ close c;
 close c;
 end;
 call p();
-ERROR HY000: Cursor is not open
+ERROR 24000: Cursor is not open
 drop procedure p;
 alter procedure bar3 sql security invoker;
-ERROR HY000: PROCEDURE bar3 does not exist
+ERROR 42000: PROCEDURE bar3 does not exist
 alter procedure bar3 name
 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA;
 ERROR 42000: Identifier name 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' is too long
@@ -206,7 +208,7 @@ open c;
 fetch c into x, y;
 close c;
 end;
-ERROR HY000: Undeclared variable: y
+ERROR 42000: Undeclared variable: y
 create procedure p()
 begin
 declare c cursor for select * from t1;
@@ -234,27 +236,27 @@ drop procedure p;
 create procedure p(in x int, x char(10))
 begin
 end;
-ERROR HY000: Duplicate parameter: x
+ERROR 42000: Duplicate parameter: x
 create function p(x int, x char(10))
 begin
 end;
-ERROR HY000: Duplicate parameter: x
+ERROR 42000: Duplicate parameter: x
 create procedure p()
 begin
 declare x float;
 declare x int;
 end;
-ERROR HY000: Duplicate variable: x
+ERROR 42000: Duplicate variable: x
 create procedure p()
 begin
 declare c condition for 1064;
 declare c condition for 1065;
 end;
-ERROR HY000: Duplicate condition: c
+ERROR 42000: Duplicate condition: c
 create procedure p()
 begin
 declare c cursor for select * from t1;
 declare c cursor for select field from t1;
 end;
-ERROR HY000: Duplicate cursor: c
+ERROR 42000: Duplicate cursor: c
 drop table t1;

mysql-test/t/sp-error.test

@@ -99,12 +99,12 @@ foo: loop
 end loop bar|
 
 # Referring to undef variable
---error 1292
 create procedure foo(out x int)
 begin
   declare y int;
   set x = y;
 end|
+drop procedure foo|
 
 # We require INTO in SELECTs for some older clients (as mysql and mysqltest,
 # for now).

sql/sql_yacc.yy

@@ -5508,11 +5508,11 @@ simple_ident:
 	  { /* We're compiling a stored procedure and found a variable */
 	    if (lex->sql_command != SQLCOM_CALL && ! spv->isset)
 	    {
-	      net_printf(YYTHD, ER_SP_UNINIT_VAR, $1.str);
-	      YYABORT;
+	      push_warning_printf(YYTHD, MYSQL_ERROR::WARN_LEVEL_WARN,
+	                          ER_SP_UNINIT_VAR, ER(ER_SP_UNINIT_VAR),
+				  $1.str);
 	    }
-	    else
-	      $$ = (Item*) new Item_splocal($1, spv->offset);
+	    $$ = (Item*) new Item_splocal($1, spv->offset);
 	  }
 	  else
 	  {