diff -Nru IOException/LastErrorString.java /home/brq/ptisnovs/IOException/LastErrorString.java
--- openjdk-old/jdk/test/java/io/IOException/LastErrorString.java	2011-01-21 00:54:47.000000000 +0100
+++ openjdk/jdk/test/java/io/IOException/LastErrorString.java	2011-02-21 15:34:58.972481000 +0100
@@ -21,9 +21,13 @@
  * questions.
  */
 
-/* @test
-   @bug 4167937
-   @summary Test code paths that use the JVM_LastErrorString procedure
+/*
+ * @test
+ * @bug 4167937
+ * @summary Test code paths that use the JVM_LastErrorString procedure
+ *
+ * @compile LastErrorString.java
+ * @run shell LastErrorString.sh
  */
 
 import java.io.IOException;
@@ -37,33 +41,11 @@
 
     static String UNWRITEABLE_DIR;
     static String UNREADABLE_FILE;
+    static String UNWRITEABLE_FILE;
     static String READABLE_FILE;
     static String WRITEABLE_FILE;
     static String INVALID_PATH;
 
-    static {
-        if (File.separatorChar == '/') {
-            UNWRITEABLE_DIR = "/etc/dfs";
-            UNREADABLE_FILE = "/etc/shadow";
-        } else if (File.separatorChar == '\\') {
-            UNREADABLE_FILE = "c:/pagefile.sys";
-            UNWRITEABLE_DIR = "z:/fooBAR/baz/GORP";
-        } else {
-            throw new RuntimeException("What kind of system is this?");
-        }
-        File d = new File(System.getProperty("test.src", "."));
-        READABLE_FILE = new File(d, "LastErrorString.java").getPath();
-        WRITEABLE_FILE = "x.LastErrorString";
-        String s = "foo/";
-        for (;;) {
-            s = s + s;
-            if (s.length() > 8192) break;
-        }
-        s += "bar";
-        INVALID_PATH = s;
-    }
-
-
     static abstract class Test {
 
         String name;
@@ -197,7 +179,7 @@
 
         new Test("FileOutputStream") {
             public void run() throws IOException {
-                new FileOutputStream(UNREADABLE_FILE);
+                new FileOutputStream(UNWRITEABLE_FILE);
             }}.go();
 
         new ClosedFOSTest("write()") {
@@ -257,8 +239,29 @@
 
     }
 
+    public static void preparePaths(String workDir) {
+        System.out.println("Work directory: " + workDir);
+
+        // directory prepared by shell script
+        UNWRITEABLE_DIR = workDir + "unwriteable_dir";
+
+        // files prepared by shell script
+        READABLE_FILE = workDir + "readable_file";
+        WRITEABLE_FILE = workDir + "writeable_file";
+        UNREADABLE_FILE = workDir + "unreadable_file";
+        UNWRITEABLE_FILE = workDir + "unwriteable_file";
+
+        String s = "foo/";
+        for (;;) {
+            s = s + s;
+            if (s.length() > 8192) break;
+        }
+        s += "bar";
+        INVALID_PATH = s;
+    }
 
     public static void main(String[] args) throws Exception {
+        preparePaths(args[0]);
         go();
     }
 
diff -Nru IOException/LastErrorString.sh /home/brq/ptisnovs/IOException/LastErrorString.sh
--- /dev/null	1970-01-01 01:00:00.000000000 +0100
+++ openjdk/jdk/test/java/io/IOException/LastErrorString.sh	2011-02-21 15:34:58.972481000 +0100
@@ -0,0 +1,103 @@
+#!/bin/sh
+
+# Copyright (c) 2011, Red Hat Inc.
+#
+# This code 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, or (at your option)
+# any later version.
+# 
+# This code 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 version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# @test
+# @bug 4167937
+# @summary Test code paths that use the JVM_LastErrorString procedure
+#
+# @compile LastErrorString.java
+# @run shell LastErrorString.sh
+
+if [ "${TESTSRC}" = "" ]
+then
+    TESTSRC=.
+fi
+
+# if TESTJAVA isn't set then we assume an interactive run. So that it's
+# clear which version of 'java' is running we do a 'which java' and
+# a 'java -version'.
+if [ "${TESTJAVA}" = "" ]
+then
+    PARENT=`dirname \`which java\``
+    TESTJAVA=`dirname ${PARENT}`
+    echo "TESTJAVA not set, selecting ${TESTJAVA}"
+    echo "If this is incorrect, try selecting the variable manually."
+fi
+
+echo "TESTJAVA is set to ${TESTJAVA}"
+
+if [ "${TESTCLASSES}" = "" ]
+then
+    echo "TESTCLASSES not set.  Test cannot execute.  Failed."
+    exit 1
+fi
+
+echo "TESTCLASSES is set to ${TESTCLASSES}"
+
+CLASSPATH=${TESTCLASSES}
+export CLASSPATH
+
+WORK_DIR=`pwd`
+echo "WORK_DIR is set to ${WORK_DIR}"
+
+# set platform-dependent variables and create work files
+OS=`uname -s`
+case "$OS" in
+    Linux | SunOS )
+        echo "UNIX-like system found - that's great!"
+        FS="/"
+    ;;
+    Windows_* )
+        echo "Windows system found, can live with that."
+        FS="\\"
+    ;;
+    * )
+        echo "Unrecognized system $OS!"
+        exit 1
+    ;;
+esac
+
+# erase files created by previous test run
+rm -f readable_file
+rm -f writeable_file
+rm -f unreadable_file
+rm -f unwriteable_file
+
+# create directory + files
+mkdir unwriteable_dir
+touch readable_file
+touch writeable_file
+touch unreadable_file
+touch unwriteable_file
+
+# set proper ACL
+chmod u+r readable_file
+chmod u+w writeable_file
+chmod a-r unreadable_file
+chmod a-w unwriteable_file
+chmod a-w unwriteable_dir
+
+echo "Work directory content:"
+ls -l .
+
+# first parameter to test: work directory + separator
+${TESTJAVA}${FS}bin${FS}java LastErrorString ${WORK_DIR}${FS}
+STATUS=$?
+
+exit $STATUS
+