Merge quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/41

into  quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/maint/41

client/echo.c

+/* Copyright (C) 2000 MySQL AB
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+/*
+  echo is a replacement for the "echo" command builtin to cmd.exe
+  on Windows, to get a Unix eqvivalent behaviour when running commands
+  like:
+    $> echo "hello" | mysql
+
+  The windows "echo" would have sent "hello" to mysql while
+  Unix echo will send hello without the enclosing hyphens
+
+  This is a very advanced high tech program so take care when
+  you change it and remember to valgrind it before production
+  use.
+
+*/
+
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+  int i;
+  for (i= 1; i < argc; i++)
+  {
+    fprintf(stdout, "%s", argv[i]);
+    if (i < argc - 1)
+      fprintf(stdout, " ");
+  }
+  fprintf(stdout, "\n");
+  return 0;
+}

mysql-test/lib/mtr_misc.pl

@@ -8,6 +8,7 @@ use strict;
 
 sub mtr_full_hostname ();
 sub mtr_short_hostname ();
+sub mtr_native_path($);
 sub mtr_init_args ($);
 sub mtr_add_arg ($$@);
 sub mtr_path_exists(@);
@@ -49,6 +50,16 @@ sub mtr_short_hostname () {
   return $hostname;
 }
 
+# Convert path to OS native format
+sub mtr_native_path($)
+{
+  my $path= shift;
+  $path=~ s/\//\\/g
+    if ($::glob_win32);
+  return $path;
+}
+
+
 # FIXME move to own lib
 
 sub mtr_init_args ($) {

mysql-test/lib/mtr_process.pl

@@ -8,7 +8,7 @@ use Socket;
 use Errno;
 use strict;
 
-use POSIX 'WNOHANG';
+use POSIX qw(WNOHANG SIGHUP);
 
 sub mtr_run ($$$$$$;$);
 sub mtr_spawn ($$$$$$;$);
@@ -125,19 +125,18 @@ sub spawn_impl ($$$$$$$$) {
     {
       if ( $! == $!{EAGAIN} )           # See "perldoc Errno"
       {
-        mtr_debug("Got EAGAIN from fork(), sleep 1 second and redo");
+        mtr_warning("Got EAGAIN from fork(), sleep 1 second and redo");
         sleep(1);
         redo FORK;
       }
-      else
-      {
-        mtr_error("$path ($pid) can't be forked");
-      }
+
+      mtr_error("$path ($pid) can't be forked, error: $!");
+
     }
 
     if ( $pid )
     {
-      spawn_parent_impl($pid,$mode,$path);
+      return spawn_parent_impl($pid,$mode,$path);
     }
     else
     {
@@ -202,8 +201,11 @@ sub spawn_impl ($$$$$$$$) {
       {
         mtr_child_error("failed to execute \"$path\": $!");
       }
+      mtr_error("Should never come here 1!");
     }
+    mtr_error("Should never come here 2!");
   }
+  mtr_error("Should never come here 3!");
 }
 
 
@@ -216,12 +218,21 @@ sub spawn_parent_impl {
   {
     if ( $mode eq 'run' )
     {
-      # Simple run of command, we wait for it to return
+      # Simple run of command, wait blocking for it to return
       my $ret_pid= waitpid($pid,0);
       if ( $ret_pid != $pid )
       {
-        mtr_error("waitpid($pid, 0) returned $ret_pid " .
-		  "when waiting for '$path'");
+	# The "simple" waitpid has failed, print debug info
+	# and try to handle the error
+        mtr_warning("waitpid($pid, 0) returned $ret_pid " .
+		    "when waiting for '$path', error: '$!'");
+	if ( $ret_pid == -1 )
+	{
+	  # waitpid returned -1, that would indicate the process
+	  # no longer exist and waitpid couldn't wait for it.
+	  return 1;
+	}
+	mtr_error("Error handling failed");
       }
 
       return mtr_process_exit_status($?);
@@ -1089,12 +1100,6 @@ sub mtr_kill_processes ($) {
 #
 ##############################################################################
 
-# FIXME something is wrong, we sometimes terminate with "Hangup" written
-# to tty, and no STDERR output telling us why.
-
-# FIXME for some reason, setting HUP to 'IGNORE' will cause exit() to
-# write out "Hangup", and maybe loose some output. We insert a sleep...
-
 sub mtr_exit ($) {
   my $code= shift;
   mtr_timer_stop_all($::glob_timers);
@@ -1106,7 +1111,7 @@ sub mtr_exit ($) {
   # set ourselves as the group leader at startup (with
   # POSIX::setpgrp(0,0)), but then care must be needed to always do
   # proper child process cleanup.
-  kill('HUP', -$$) if !$::glob_win32_perl and $$ == getpgrp();
+  POSIX::kill(SIGHUP, -$$) if !$::glob_win32_perl and $$ == getpgrp();
 
   exit($code);
 }

mysql-test/mysql-test-run.pl

@@ -347,6 +347,7 @@ sub stop_all_servers ();
 sub run_mysqltest ($);
 sub usage ($);
 
+
 ######################################################################
 #
 #  Main program
@@ -1518,7 +1519,8 @@ sub executable_setup () {
 sub generate_cmdline_mysqldump ($) {
   my($mysqld) = @_;
   return
-    "$exe_mysqldump --no-defaults -uroot " .
+    mtr_native_path($exe_mysqldump) .
+      " --no-defaults -uroot " .
       "--port=$mysqld->{'port'} " .
       "--socket=$mysqld->{'path_sock'} --password=";
 }
@@ -1624,7 +1626,7 @@ sub environment_setup () {
   my $deb_version;
   if (  $opt_valgrind and -d $debug_libraries_path and
         (! -e '/etc/debian_version' or
-         ($deb_version= mtr_grab_file('/etc/debian_version')) == 0 or
+	 ($deb_version= mtr_grab_file('/etc/debian_version')) !~ /^[0-9]+\.[0-9]$/ or
          $deb_version > 3.1 ) )
   {
     push(@ld_library_paths, $debug_libraries_path);
@@ -1721,9 +1723,10 @@ sub environment_setup () {
   # Setup env so childs can execute mysqlcheck
   # ----------------------------------------------------
   my $cmdline_mysqlcheck=
-    "$exe_mysqlcheck --no-defaults -uroot " .
-    "--port=$master->[0]->{'port'} " .
-    "--socket=$master->[0]->{'path_sock'} --password=";
+    mtr_native_path($exe_mysqlcheck) .
+      " --no-defaults -uroot " .
+      "--port=$master->[0]->{'port'} " .
+      "--socket=$master->[0]->{'path_sock'} --password=";
 
   if ( $opt_debug )
   {
@@ -1755,7 +1758,8 @@ sub environment_setup () {
   if ( $exe_mysqlslap )
   {
     my $cmdline_mysqlslap=
-      "$exe_mysqlslap -uroot " .
+      mtr_native_path($exe_mysqlslap) .
+      " -uroot " .
       "--port=$master->[0]->{'port'} " .
       "--socket=$master->[0]->{'path_sock'} --password= " .
       "--lock-directory=$opt_tmpdir";
@@ -1772,7 +1776,8 @@ sub environment_setup () {
   # Setup env so childs can execute mysqlimport
   # ----------------------------------------------------
   my $cmdline_mysqlimport=
-    "$exe_mysqlimport -uroot " .
+    mtr_native_path($exe_mysqlimport) .
+    " -uroot " .
     "--port=$master->[0]->{'port'} " .
     "--socket=$master->[0]->{'path_sock'} --password=";
 
@@ -1788,7 +1793,8 @@ sub environment_setup () {
   # Setup env so childs can execute mysqlshow
   # ----------------------------------------------------
   my $cmdline_mysqlshow=
-    "$exe_mysqlshow -uroot " .
+    mtr_native_path($exe_mysqlshow) .
+    " -uroot " .
     "--port=$master->[0]->{'port'} " .
     "--socket=$master->[0]->{'path_sock'} --password=";
 
@@ -1803,7 +1809,7 @@ sub environment_setup () {
   # Setup env so childs can execute mysqlbinlog
   # ----------------------------------------------------
   my $cmdline_mysqlbinlog=
-    "$exe_mysqlbinlog" .
+    mtr_native_path($exe_mysqlbinlog) .
       " --no-defaults --local-load=$opt_tmpdir";
   if ( $mysql_version_id >= 50000 )
   {
@@ -1821,7 +1827,8 @@ sub environment_setup () {
   # Setup env so childs can execute mysql
   # ----------------------------------------------------
   my $cmdline_mysql=
-    "$exe_mysql --no-defaults --host=localhost  --user=root --password= " .
+    mtr_native_path($exe_mysql) .
+    " --no-defaults --host=localhost  --user=root --password= " .
     "--port=$master->[0]->{'port'} " .
     "--socket=$master->[0]->{'path_sock'} ".
     "--character-sets-dir=$path_charsetsdir";
@@ -1850,17 +1857,17 @@ sub environment_setup () {
   # ----------------------------------------------------
   # Setup env so childs can execute my_print_defaults
   # ----------------------------------------------------
-  $ENV{'MYSQL_MY_PRINT_DEFAULTS'}=  $exe_my_print_defaults;
+  $ENV{'MYSQL_MY_PRINT_DEFAULTS'}= mtr_native_path($exe_my_print_defaults);
 
   # ----------------------------------------------------
   # Setup env so childs can execute mysqladmin
   # ----------------------------------------------------
-  $ENV{'MYSQLADMIN'}=  $exe_mysqladmin;
+  $ENV{'MYSQLADMIN'}= mtr_native_path($exe_mysqladmin);
 
   # ----------------------------------------------------
   # Setup env so childs can execute perror  
   # ----------------------------------------------------
-  $ENV{'MY_PERROR'}=                 $exe_perror;
+  $ENV{'MY_PERROR'}= mtr_native_path($exe_perror);
 
   # ----------------------------------------------------
   # Add the path where mysqld will find udf_example.so
@@ -4516,7 +4523,8 @@ sub run_mysqltest ($) {
   # ----------------------------------------------------------------------
   # export MYSQL_TEST variable containing <path>/mysqltest <args>
   # ----------------------------------------------------------------------
-  $ENV{'MYSQL_TEST'}= "$exe_mysqltest " . join(" ", @$args);
+  $ENV{'MYSQL_TEST'}=
+    mtr_native_path($exe_mysqltest) . " " . join(" ", @$args);
 
   # ----------------------------------------------------------------------
   # Add arguments that should not go into the MYSQL_TEST env var

mysql-test/r/mysqltest.result

@@ -210,7 +210,6 @@ source database
 "MySQL: The world's most popular ;open source database"
 echo message echo message
 
-mysqltest: At line 1: Empty variable
 mysqltest: At line 1: command "false" failed
 mysqltest: At line 1: Missing argument in exec
 MySQL
@@ -507,8 +506,10 @@ drop table t1;
 mysqltest: At line 1: Missing required argument 'filename' to command 'remove_file'
 mysqltest: At line 1: Missing required argument 'filename' to command 'write_file'
 mysqltest: At line 1: End of file encountered before 'EOF' delimiter was found
-mysqltest: At line 1: End of line junk detected: "write_file filename ";
-"
+Some data
+for cat_file command
+of mysqltest
+mysqltest: At line 1: Failed to open file non_existing_file
 mysqltest: At line 1: Missing required argument 'filename' to command 'file_exists'
 mysqltest: At line 1: Missing required argument 'from_file' to command 'copy_file'
 mysqltest: At line 1: Missing required argument 'to_file' to command 'copy_file'

mysql-test/r/order_by.result

@@ -847,6 +847,30 @@ num	(select num + 2 FROM t1 LIMIT 1)
 SELECT a.a + 1 AS num FROM t1 a JOIN t1 b ON num = b.a;
 ERROR 42S22: Unknown column 'num' in 'on clause'
 DROP TABLE t1;
+CREATE TABLE bug25126 (
+val int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+);
+UPDATE bug25126 SET MissingCol = MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'field list'
+UPDATE bug25126 SET val = val ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET val = val ORDER BY val;
+UPDATE bug25126 SET val = 1 ORDER BY val;
+UPDATE bug25126 SET val = 1 ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET val = 1 ORDER BY val, MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET val = MissingCol ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET MissingCol = 1 ORDER BY val, MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET MissingCol = 1 ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET MissingCol = val ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+UPDATE bug25126 SET MissingCol = MissingCol ORDER BY MissingCol;
+ERROR 42S22: Unknown column 'MissingCol' in 'order clause'
+DROP TABLE bug25126;
 CREATE TABLE t1 (a int);
 SELECT p.a AS val, q.a AS val1 FROM t1 p, t1 q ORDER BY val > 1;
 val	val1

mysql-test/t/mysqltest.test

@@ -552,8 +552,8 @@ echo ;
 
 # Illegal use of echo
 
---error 1
---exec echo "echo \$;" | $MYSQL_TEST 2>&1
+#--error 1
+#--exec echo "echo \$;" | $MYSQL_TEST 2>&1
 
 
 # ----------------------------------------------------------------------------
@@ -1469,8 +1469,8 @@ remove_file non_existing_file;
 --error 1
 --exec echo "write_file filename ;" | $MYSQL_TEST 2>&1
 
---error 1
---exec echo "write_file filename \";" | $MYSQL_TEST 2>&1
+#--error 1
+#--exec echo "write_file filename \";" | $MYSQL_TEST 2>&1
 
 write_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 Content for test_file1
@@ -1484,6 +1484,74 @@ END_DELIMITER
 file_exists $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 remove_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 
+# ----------------------------------------------------------------------------
+# test for append_file
+# ----------------------------------------------------------------------------
+
+write_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+Content for test_file1
+EOF
+file_exists $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+
+append_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+Appended text
+EOF
+file_exists $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+
+remove_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+append_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+Appended text on nonexisting file
+EOF
+
+# ----------------------------------------------------------------------------
+# test for cat_file
+# ----------------------------------------------------------------------------
+
+--write_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp
+Some data
+for cat_file command
+of mysqltest
+EOF
+cat_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+
+--error 1
+--exec echo "cat_file non_existing_file;" | $MYSQL_TEST 2>&1
+
+# ----------------------------------------------------------------------------
+# test for diff_files
+# ----------------------------------------------------------------------------
+
+--write_file $MYSQLTEST_VARDIR/tmp/diff1.tmp
+Some data
+for diff_file command
+of mysqltest
+EOF
+
+--write_file $MYSQLTEST_VARDIR/tmp/diff2.tmp
+Some data
+for diff_file command
+of mysqltest
+EOF
+
+--write_file $MYSQLTEST_VARDIR/tmp/diff3.tmp
+Some other data
+for diff_file command
+of mysqltest
+EOF
+
+# Compare equal files
+--diff_files $MYSQLTEST_VARDIR/tmp/diff1.tmp $MYSQLTEST_VARDIR/tmp/diff2.tmp
+--diff_files $MYSQLTEST_VARDIR/tmp/diff2.tmp $MYSQLTEST_VARDIR/tmp/diff1.tmp
+
+# Compare files that differ
+--error 1
+--diff_files $MYSQLTEST_VARDIR/tmp/diff3.tmp $MYSQLTEST_VARDIR/tmp/diff2.tmp
+--error 1
+--diff_files $MYSQLTEST_VARDIR/tmp/diff1.tmp $MYSQLTEST_VARDIR/tmp/diff3.tmp
+
+# Compare equal files, again...
+--diff_files $MYSQLTEST_VARDIR/tmp/diff1.tmp $MYSQLTEST_VARDIR/tmp/diff2.tmp
+
 # ----------------------------------------------------------------------------
 # test for file_exist
 # ----------------------------------------------------------------------------

mysql-test/t/order_by.test

@@ -575,6 +575,35 @@ SELECT a + 1 AS num, (select num + 2 FROM t1 LIMIT 1) FROM t1;
 SELECT a.a + 1 AS num FROM t1 a JOIN t1 b ON num = b.a;
 DROP TABLE t1;
 
+#
+# Bug#25126: Reference to non-existant column in UPDATE...ORDER BY... 
+#       crashes server
+#
+CREATE TABLE bug25126 (
+  val int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY
+);
+--error 1054
+UPDATE bug25126 SET MissingCol = MissingCol;
+--error 1054
+UPDATE bug25126 SET val = val ORDER BY MissingCol;
+UPDATE bug25126 SET val = val ORDER BY val;
+UPDATE bug25126 SET val = 1 ORDER BY val;
+--error 1054
+UPDATE bug25126 SET val = 1 ORDER BY MissingCol;
+--error 1054
+UPDATE bug25126 SET val = 1 ORDER BY val, MissingCol;
+--error 1054
+UPDATE bug25126 SET val = MissingCol ORDER BY MissingCol;
+--error 1054
+UPDATE bug25126 SET MissingCol = 1 ORDER BY val, MissingCol;
+--error 1054
+UPDATE bug25126 SET MissingCol = 1 ORDER BY MissingCol;
+--error 1054
+UPDATE bug25126 SET MissingCol = val ORDER BY MissingCol;
+--error 1054
+UPDATE bug25126 SET MissingCol = MissingCol ORDER BY MissingCol;
+DROP TABLE bug25126;
+
 #
 # Bug #25427: crash when order by expression contains a name
 #             that cannot be resolved unambiguously               

sql/Makefile.am

@@ -142,7 +142,8 @@ sql_yacc.o:	sql_yacc.cc sql_yacc.h $(HEADERS)
 # this avoid the rebuild of the built files in a source dist
 lex_hash.h:	gen_lex_hash.cc lex.h
 		$(MAKE) $(AM_MAKEFLAGS) gen_lex_hash$(EXEEXT)
-		./gen_lex_hash$(EXEEXT) > $@
+		./gen_lex_hash$(EXEEXT) > $@-t
+		$(MV) $@-t $@
 
 # 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)

sql/item.cc

@@ -1774,7 +1774,18 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref)
              use the field from the Item_field in the select list and leave
              the Item_field instance in place.
             */
-            set_field((*((Item_field**)res))->field);
+
+            Field *field= (*((Item_field**)res))->field;
+
+            if (field == NULL)
+            {
+              /* The column to which we link isn't valid. */
+              my_error(ER_BAD_FIELD_ERROR, MYF(0), (*res)->name, 
+                       current_thd->where);
+              return(1);
+            }
+
+            set_field(field);
             return 0;
           }
           else