Merge bk-internal.mysql.com:/home/bk/mysql-5.0

into  shellback.(none):/home/msvensson/mysql/mysql-5.0


mysql-test/mysql-test-run.pl:
  Auto merged

mysql-test/mysql-test-run.pl

@@ -227,6 +227,8 @@ our $opt_client_ddd;
 our $opt_manual_gdb;
 our $opt_manual_ddd;
 our $opt_manual_debug;
+our $opt_debugger;
+our $opt_client_debugger;
 
 our $opt_gprof;
 our $opt_gprof_dir;
@@ -603,6 +605,8 @@ sub command_line_setup () {
              'manual-debug'             => \$opt_manual_debug,
              'ddd'                      => \$opt_ddd,
              'client-ddd'               => \$opt_client_ddd,
+	     'debugger=s'               => \$opt_debugger,
+	     'client-debugger=s'        => \$opt_client_debugger,
              'strace-client'            => \$opt_strace_client,
              'master-binary=s'          => \$exe_master_mysqld,
              'slave-binary=s'           => \$exe_slave_mysqld,
@@ -785,9 +789,10 @@ sub command_line_setup () {
 
   # Check debug related options
   if ( $opt_gdb || $opt_client_gdb || $opt_ddd || $opt_client_ddd ||
-       $opt_manual_gdb || $opt_manual_ddd || $opt_manual_debug)
+       $opt_manual_gdb || $opt_manual_ddd || $opt_manual_debug ||
+       $opt_debugger || $opt_client_debugger )
   {
-    # Indicate that we are using debugger 
+    # Indicate that we are using debugger
     $glob_debugger= 1;
     # Increase timeouts
     $opt_wait_timeout=  300;
@@ -2567,6 +2572,10 @@ sub mysqld_start ($$$$$) {
   {
     ddd_arguments(\$args, \$exe, "$type"."_$idx");
   }
+  elsif ( $opt_debugger )
+  {
+    debugger_arguments(\$args, \$exe, "$type"."_$idx");
+  }
   elsif ( $opt_manual_debug )
   {
      print "\nStart $type in your debugger\n" .
@@ -3063,6 +3072,10 @@ sub run_mysqltest ($) {
   {
     ddd_arguments(\$args, \$exe, "client");
   }
+  elsif ( $opt_client_debugger )
+  {
+    debugger_arguments(\$args, \$exe, "client");
+  }
 
   if ($glob_use_libtool and $opt_valgrind)
   {
@@ -3215,6 +3228,42 @@ sub ddd_arguments {
   mtr_add_arg($$args, "$save_exe");
 }
 
+
+#
+# Modify the exe and args so that program is run in the selected debugger
+#
+sub debugger_arguments {
+  my $args= shift;
+  my $exe=  shift;
+  my $debugger= $opt_debugger || $opt_client_debugger;
+
+  if ( $debugger eq "vcexpress" or $debugger eq "vc")
+  {
+    # vc[express] /debugexe exe arg1 .. argn
+
+    # Add /debugexe and name of the exe before args
+    unshift(@$$args, "/debugexe");
+    unshift(@$$args, "$$exe");
+
+  }
+  elsif ( $debugger eq "windbg" )
+  {
+    # windbg exe arg1 .. argn
+
+    # Add name of the exe before args
+    unshift(@$$args, "$$exe");
+
+  }
+  else
+  {
+    mtr_error("Unknown argument \"$debugger\" passed to --debugger");
+  }
+
+  # Set exe to debuggername
+  $$exe= $debugger;
+}
+
+
 #
 # Modify the exe and args so that program is run in valgrind
 #
@@ -3322,6 +3371,8 @@ Options for debugging the product
   client-gdb            Start mysqltest client in gdb
   ddd                   Start mysqld in ddd
   client-ddd            Start mysqltest client in ddd
+  debugger=NAME         Start mysqld in the selected debugger
+  client-debugger=NAME  Start mysqltest in the selected debugger
   strace-client         FIXME
   master-binary=PATH    Specify the master "mysqld" to use
   slave-binary=PATH     Specify the slave "mysqld" to use

mysys/my_lib.c

@@ -398,14 +398,6 @@ MY_DIR	*my_dir(const char *path, myf MyFlags)
   tmp_file[2]='*';
   tmp_file[3]='\0';
 
-#ifdef __BORLANDC__
-  if ((handle= findfirst(tmp_path,&find,0)) == -1L)
-    goto error;
-#else
-  if ((handle=_findfirst(tmp_path,&find)) == -1L)
-    goto error;
-#endif
-
   if (!(buffer= my_malloc(ALIGN_SIZE(sizeof(MY_DIR)) + 
                           ALIGN_SIZE(sizeof(DYNAMIC_ARRAY)) +
                           sizeof(MEM_ROOT), MyFlags)))
@@ -425,7 +417,23 @@ MY_DIR	*my_dir(const char *path, myf MyFlags)
   
   /* MY_DIR structure is allocated and completly initialized at this point */
   result= (MY_DIR*)buffer;
- 
+
+#ifdef __BORLANDC__
+  if ((handle= findfirst(tmp_path,&find,0)) == -1L)
+#else
+  if ((handle=_findfirst(tmp_path,&find)) == -1L)
+#endif
+  {
+    DBUG_PRINT("info", ("find_first returned error"));
+    if  (errno != EINVAL)
+      goto error;
+    /*
+      Could not read the directory, no read access.
+      Probably because by "chmod -r".
+      continue and return zero files in dir
+    */
+  }
+
   do
   {
 #ifdef __BORLANDC__