Merge mysql.com:/usr/local/bk/mysql-5.0

into  mysql.com:/usr/home/pem/bug14723/mysql-5.0


sql/sp_head.cc:
  Auto merged

mysql-test/r/sp.result

@@ -3617,4 +3617,35 @@ count(*)
 drop table t3, t4|
 drop procedure bug14210|
 set @@session.max_heap_table_size=default|
+drop function if exists bug14723|
+drop procedure if exists bug14723|
+/*!50003 create function bug14723()
+returns bigint(20)
+main_loop: begin
+return 42;
+end */;;
+show create function bug14723;;
+Function	sql_mode	Create Function
+bug14723		CREATE FUNCTION `bug14723`() RETURNS bigint(20)
+main_loop: begin
+return 42;
+end
+select bug14723();;
+bug14723()
+42
+/*!50003 create procedure bug14723()
+main_loop: begin
+select 42;
+end */;;
+show create procedure bug14723;;
+Procedure	sql_mode	Create Procedure
+bug14723		CREATE PROCEDURE `bug14723`()
+main_loop: begin
+select 42;
+end
+call bug14723();;
+42
+42
+drop function bug14723|
+drop procedure bug14723|
 drop table t1,t2;

mysql-test/t/sp.test

@@ -4541,6 +4541,38 @@ drop table t3, t4|
 drop procedure bug14210|
 set @@session.max_heap_table_size=default|
 
+
+#
+# BUG#1473: Dumping of stored functions seems to cause corruption in
+#           the function body
+#
+--disable_warnings
+drop function if exists bug14723|
+drop procedure if exists bug14723|
+--enable_warnings
+
+delimiter ;;|
+/*!50003 create function bug14723()
+ returns bigint(20)
+main_loop: begin
+  return 42;
+end */;;
+show create function bug14723;;
+select bug14723();;
+
+/*!50003 create procedure bug14723()
+main_loop: begin
+  select 42;
+end */;;
+show create procedure bug14723;;
+call bug14723();;
+
+delimiter |;;
+
+drop function bug14723|
+drop procedure bug14723|
+
+
 #
 # BUG#NNNN: New bug synopsis
 #

sql/sp_head.cc

@@ -476,7 +476,7 @@ void
 sp_head::init_strings(THD *thd, LEX *lex, sp_name *name)
 {
   DBUG_ENTER("sp_head::init_strings");
-  uint n;			/* Counter for nul trimming */ 
+  uchar *endp;                  /* Used to trim the end */
   /* During parsing, we must use thd->mem_root */
   MEM_ROOT *root= thd->mem_root;
 
@@ -509,17 +509,20 @@ sp_head::init_strings(THD *thd, LEX *lex, sp_name *name)
                                (char *)m_param_begin, m_params.length);
   }
 
-  m_body.length= lex->ptr - m_body_begin;
-  /* Trim nuls at the end */
-  n= 0;
-  while (m_body.length && m_body_begin[m_body.length-1] == '\0')
-  {
-    m_body.length-= 1;
-    n+= 1;
-  }
+  /* If ptr has overrun end_of_query then end_of_query is the end */
+  endp= (lex->ptr > lex->end_of_query ? lex->end_of_query : lex->ptr);
+  /*
+    Trim "garbage" at the end. This is sometimes needed with the
+    "/ * ! VERSION... * /" wrapper in dump files.
+  */
+  while (m_body_begin < endp &&
+         (endp[-1] <= ' ' || endp[-1] == '*' ||
+          endp[-1] == '/' || endp[-1] == ';'))
+    endp-= 1;
+
+  m_body.length= endp - m_body_begin;
   m_body.str= strmake_root(root, (char *)m_body_begin, m_body.length);
-  m_defstr.length= lex->ptr - lex->buf;
-  m_defstr.length-= n;
+  m_defstr.length= endp - lex->buf;
   m_defstr.str= strmake_root(root, (char *)lex->buf, m_defstr.length);
   DBUG_VOID_RETURN;
 }