Merge neptunus.(none):/home/msvensson/mysql/bug11835/my50-bug11835

into  neptunus.(none):/home/msvensson/mysql/bug11835/my51-bug11835


client/mysqltest.c:
  Auto merged
configure.in:
  Auto merged
mysql-test/mysql-test-run.pl:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/Makefile.am:
  Merge
sql/share/errmsg.txt:
  Merge
sql/sql_udf.cc:
  Merge

client/mysqltest.c

@@ -428,8 +428,10 @@ const char *command_names[]=
   "enable_rpl_parse",
   "disable_rpl_parse",
   "eval_result",
+  /* Enable/disable that the _query_ is logged to result file */
   "enable_query_log",
   "disable_query_log",
+  /* Enable/disable that the _result_ from a query is logged to result file */
   "enable_result_log",
   "disable_result_log",
   "server_start",
@@ -790,8 +792,8 @@ static int dyn_string_cmp(DYNAMIC_STRING* ds, const char *fname)
   check_result
   ds - content to be checked
   fname - name of file to check against
-  require_option - if set and check fails, the test will be aborted with the special
-                   exit code "not supported test"
+  require_option - if set and check fails, the test will be aborted
+                   with the special exit code "not supported test"
 
   RETURN VALUES
    error - the function will not return
@@ -4061,7 +4063,17 @@ static void handle_error(const char *query, struct st_query *q,
   DBUG_ENTER("handle_error");
 
   if (q->require_file)
+  {
+    /*
+      The query after a "--require" failed. This is fine as long the server
+      returned a valid reponse. Don't allow 2013 or 2006 to trigger an
+      abort_not_supported_test
+     */
+    if (err_errno == CR_SERVER_LOST ||
+        err_errno == CR_SERVER_GONE_ERROR)
+      die("require query '%s' failed: %d: %s", query, err_errno, err_error);
     abort_not_supported_test();
+  }
 
   if (q->abort_on_error)
     die("query '%s' failed: %d: %s", query, err_errno, err_error);

configure.in

@@ -1499,16 +1499,37 @@ else
 fi
 #---END:
 
-# Check for dlopen, needed for user definable functions
-# This must be checked after threads on AIX
-# We only need this for mysqld, not for the clients.
+# dlopen, dlerror
+case "$with_mysqld_ldflags " in
+
+  *"-static "*)
+    # No need to check for dlopen when mysqld is linked with
+    # -all-static or -static as it won't be able to load any functions.
+    # NOTE! It would be better if it was possible to test if dlopen
+    # can be used, but a good way to test it couldn't be found
+
+    ;;
+
+  *)
+    # Check for dlopen, needed for user definable functions
+    # This must be checked after threads on AIX
+    # We only need this for mysqld, not for the clients.
+
+    my_save_LIBS="$LIBS"
+    LIBS=""
+    AC_CHECK_LIB(dl,dlopen)
+    LIBDL=$LIBS
+    LIBS="$my_save_LIBS"
+    AC_SUBST(LIBDL)
+
+    my_save_LIBS="$LIBS"
+    LIBS="$LIBS $LIBDL"
+    AC_CHECK_FUNCS(dlopen dlerror)
+    LIBS="$my_save_LIBS"
+
+    ;;
+esac
 
-my_save_LIBS="$LIBS"
-LIBS=""
-AC_CHECK_LIB(dl,dlopen)
-LIBDL=$LIBS
-LIBS="$my_save_LIBS"
-AC_SUBST(LIBDL)
 
 # System characteristics
 case $SYSTEM_TYPE in
@@ -1893,11 +1914,6 @@ then
 fi]
 )
 
-my_save_LIBS="$LIBS"
-LIBS="$LIBS $LIBDL"
-AC_CHECK_FUNCS(dlopen dlerror)
-LIBS="$my_save_LIBS"
-
 # Check definition of gethostbyaddr_r (glibc2 defines this with 8 arguments)
 ac_save_CXXFLAGS="$CXXFLAGS"
 AC_CACHE_CHECK([style of gethost* routines], mysql_cv_gethost_style,

mysql-test/include/have_udf.inc

+#
+# To check if the udf_example.so is available,
+# try to load one function from it.
+#
+#
+--require r/have_udf.require
+--disable_abort_on_error
+CREATE FUNCTION metaphon RETURNS STRING SONAME 'udf_example.so';
+--disable_query_log
+DROP FUNCTION metaphon;
+--enable_query_log
+--enable_abort_on_error

mysql-test/mysql-test-run.pl

@@ -1134,6 +1134,14 @@ sub environment_setup () {
         ($ENV{'DYLD_LIBRARY_PATH'} ? ":$ENV{'DYLD_LIBRARY_PATH'}" : "");
   }
 
+  # --------------------------------------------------------------------------
+  # Add the path where mysqld will find udf_example.so
+  # --------------------------------------------------------------------------
+  $ENV{'LD_LIBRARY_PATH'}=
+    "$glob_basedir/sql/.libs" .
+      ($ENV{'LD_LIBRARY_PATH'} ? ":$ENV{'LD_LIBRARY_PATH'}" : "");
+
+
   # --------------------------------------------------------------------------
   # Also command lines in .opt files may contain env vars
   # --------------------------------------------------------------------------

mysql-test/r/have_udf.require

+CREATE FUNCTION metaphon RETURNS STRING SONAME 'udf_example.so';

mysql-test/r/udf.result

+drop table if exists t1;
+CREATE FUNCTION metaphon RETURNS STRING SONAME 'udf_example.so';
+CREATE FUNCTION myfunc_double RETURNS REAL SONAME 'udf_example.so';
+CREATE FUNCTION myfunc_nonexist RETURNS INTEGER SONAME 'udf_example.so';
+ERROR HY000: Can't find function 'myfunc_nonexist' in library
+CREATE FUNCTION myfunc_int RETURNS INTEGER SONAME 'udf_example.so';
+CREATE FUNCTION sequence RETURNS INTEGER SONAME "udf_example.so";
+CREATE FUNCTION lookup RETURNS STRING SONAME 'udf_example.so';
+CREATE FUNCTION reverse_lookup
+RETURNS STRING SONAME 'udf_example.so';
+CREATE AGGREGATE FUNCTION avgcost
+RETURNS REAL SONAME 'udf_example.so';
+select myfunc_double();
+ERROR HY000: myfunc_double must have at least one argument
+select myfunc_double(1);
+myfunc_double(1)
+49.00
+select myfunc_double(78654);
+myfunc_double(78654)
+54.00
+select myfunc_nonexist();
+ERROR 42000: FUNCTION test.myfunc_nonexist does not exist
+select myfunc_int();
+myfunc_int()
+0
+select lookup();
+ERROR HY000: Wrong arguments to lookup;  Use the source
+select lookup("127.0.0.1");
+lookup("127.0.0.1")
+127.0.0.1
+select lookup(127,0,0,1);
+ERROR HY000: Wrong arguments to lookup;  Use the source
+select lookup("localhost");
+lookup("localhost")
+127.0.0.1
+select reverse_lookup();
+ERROR HY000: Wrong number of arguments to reverse_lookup;  Use the source
+select reverse_lookup("127.0.0.1");
+select reverse_lookup(127,0,0,1);
+select reverse_lookup("localhost");
+reverse_lookup("localhost")
+NULL
+select avgcost();
+ERROR HY000: wrong number of arguments: AVGCOST() requires two arguments
+select avgcost(100,23.76);
+ERROR HY000: wrong argument type: AVGCOST() requires an INT and a REAL
+create table t1(sum int, price float(24));
+insert into t1 values(100, 50.00), (100, 100.00);
+select avgcost(sum, price) from t1;
+avgcost(sum, price)
+75.0000
+delete from t1;
+insert into t1 values(100, 54.33), (200, 199.99);
+select avgcost(sum, price) from t1;
+avgcost(sum, price)
+151.4367
+drop table t1;
+select metaphon('hello');
+metaphon('hello')
+HL
+CREATE PROCEDURE `XXX1`(in testval varchar(10))
+begin
+select metaphon(testval);
+end//
+call XXX1('hello');
+metaphon(testval)
+HL
+drop procedure xxx1;
+CREATE PROCEDURE `XXX2`()
+begin
+declare testval varchar(10);
+set testval = 'hello';
+select metaphon(testval);
+end//
+call XXX2();
+metaphon(testval)
+HL
+drop procedure xxx2;
+DROP FUNCTION metaphon;
+DROP FUNCTION myfunc_double;
+DROP FUNCTION myfunc_nonexist;
+ERROR 42000: FUNCTION test.myfunc_nonexist does not exist
+DROP FUNCTION myfunc_int;
+DROP FUNCTION sequence;
+DROP FUNCTION lookup;
+DROP FUNCTION reverse_lookup;
+DROP FUNCTION avgcost;

mysql-test/t/udf.test

+--source include/have_udf.inc
+#
+# To run this tests the "sql/udf_example.cc" need to be compiled into
+# udf_example.so and LD_LIBRARY_PATH should be setup to point out where
+# the library are.
+#
+
+
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
+
+#
+# Create the example functions from udf_example
+#
+
+CREATE FUNCTION metaphon RETURNS STRING SONAME 'udf_example.so';
+CREATE FUNCTION myfunc_double RETURNS REAL SONAME 'udf_example.so';
+
+--error ER_CANT_FIND_DL_ENTRY
+CREATE FUNCTION myfunc_nonexist RETURNS INTEGER SONAME 'udf_example.so';
+CREATE FUNCTION myfunc_int RETURNS INTEGER SONAME 'udf_example.so';
+CREATE FUNCTION sequence RETURNS INTEGER SONAME "udf_example.so";
+CREATE FUNCTION lookup RETURNS STRING SONAME 'udf_example.so';
+CREATE FUNCTION reverse_lookup
+        RETURNS STRING SONAME 'udf_example.so';
+CREATE AGGREGATE FUNCTION avgcost
+        RETURNS REAL SONAME 'udf_example.so';
+
+--error 0
+select myfunc_double();
+select myfunc_double(1);
+select myfunc_double(78654);
+--error 1305
+select myfunc_nonexist();
+select myfunc_int();
+--error 0
+select lookup();
+select lookup("127.0.0.1");
+--error 0
+select lookup(127,0,0,1);
+select lookup("localhost");
+--error 0
+select reverse_lookup();
+
+# These two functions should return "localhost", but it's
+# depending on configuration, so just call them and don't log the result
+--disable_result_log
+select reverse_lookup("127.0.0.1");
+select reverse_lookup(127,0,0,1);
+--enable_result_log
+
+select reverse_lookup("localhost");
+--error 0
+select avgcost();
+--error 0
+select avgcost(100,23.76);
+create table t1(sum int, price float(24));
+insert into t1 values(100, 50.00), (100, 100.00);
+select avgcost(sum, price) from t1;
+delete from t1;
+insert into t1 values(100, 54.33), (200, 199.99);
+select avgcost(sum, price) from t1;
+drop table t1;
+
+#------------------------------------------------------------------------
+# BUG#17261 Passing a variable from a stored procedure to UDF crashes mysqld
+#------------------------------------------------------------------------
+
+select metaphon('hello');
+
+delimiter //;
+CREATE PROCEDURE `XXX1`(in testval varchar(10))
+begin
+select metaphon(testval);
+end//
+delimiter ;//
+
+call XXX1('hello');
+drop procedure xxx1;
+
+delimiter //;
+CREATE PROCEDURE `XXX2`()
+begin
+declare testval varchar(10);
+set testval = 'hello';
+select metaphon(testval);
+end//
+delimiter ;//
+
+call XXX2();
+drop procedure xxx2;
+
+
+#
+# Drop the example functions from udf_example
+#
+
+DROP FUNCTION metaphon;
+DROP FUNCTION myfunc_double;
+--error ER_SP_DOES_NOT_EXIST
+DROP FUNCTION myfunc_nonexist;
+DROP FUNCTION myfunc_int;
+DROP FUNCTION sequence;
+DROP FUNCTION lookup;
+DROP FUNCTION reverse_lookup;
+DROP FUNCTION avgcost;
+

sql/Makefile.am

@@ -174,10 +174,11 @@ ha_ndbcluster_binlog.o:ha_ndbcluster_binlog.cc ha_ndbcluster_binlog.h
 handler.o:	handler.cc ha_ndbcluster.h
 		$(CXXCOMPILE) @ndbcluster_includes@ $(CXXFLAGS) -c $<
 
-# For testing of udf_example.so;  Works on platforms with gcc
-# (This is not part of our build process but only provided as an example)
-udf_example.so:	udf_example.cc
-		$(CXXCOMPILE) -shared -o $@ $<
+# For testing of udf_example.so
+noinst_LTLIBRARIES= udf_example.la
+udf_example_la_SOURCES= udf_example.cc
+udf_example_la_LDFLAGS= -module -rpath $(pkglibdir)
+
 
 # Don't update the files from bitkeeper
 %::SCCS/s.%

sql/item_func.cc

@@ -2608,7 +2608,7 @@ udf_handler::fix_fields(THD *thd, Item_result_field *func,
       switch(arguments[i]->type()) {
       case Item::STRING_ITEM:			// Constant string !
       {
-	String *res=arguments[i]->val_str((String *) 0);
+	String *res=arguments[i]->val_str(&buffers[i]);
 	if (arguments[i]->null_value)
 	  continue;
 	f_args.args[i]=    (char*) res->ptr();

sql/udf_example.cc

@@ -113,6 +113,8 @@
 */
 
 #ifdef STANDARD
+/* STANDARD is defined, don't use any mysql functions */
+#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #ifdef __WIN__
@@ -125,10 +127,10 @@ typedef long long longlong;
 #else
 #include <my_global.h>
 #include <my_sys.h>
+#include <m_string.h>		// To get strmov()
 #endif
 #include <mysql.h>
-#include <m_ctype.h>
-#include <m_string.h>		// To get strmov()
+#include <ctype.h>
 
 static pthread_mutex_t LOCK_hostname;
 
@@ -290,8 +292,8 @@ char *metaphon(UDF_INIT *initid, UDF_ARGS *args, char *result,
 
   for (n = ntrans + 1, n_end = ntrans + sizeof(ntrans)-2;
 	word != w_end && n < n_end; word++ )
-    if ( my_isalpha ( &my_charset_latin1, *word ))
-      *n++ = my_toupper ( &my_charset_latin1, *word );
+    if ( isalpha ( *word ))
+      *n++ = toupper ( *word );
 
   if ( n == ntrans + 1 )	/* return empty string if 0 bytes */
   {
@@ -519,7 +521,7 @@ my_bool myfunc_double_init(UDF_INIT *initid, UDF_ARGS *args, char *message)
 {
   if (!args->arg_count)
   {
-    strcpy(message,"myfunc_double must have at least on argument");
+    strcpy(message,"myfunc_double must have at least one argument");
     return 1;
   }
   /*