pynfs return code patch

diff --git a/nfs4.0/testserver.py b/nfs4.0/testserver.py
index 6eb8509..fd3e6e7 100755
--- a/nfs4.0/testserver.py
+++ b/nfs4.0/testserver.py
@@ -229,6 +229,7 @@ def printflags(list):
             print s

 def main():
+    nfail = -1
     p = OptionParser("%prog SERVER:/PATH [options] flags|testcodes\n"
                      "       %prog --help\n"
                      "       %prog SHOWOPTION",
@@ -362,18 +363,22 @@ def main():
         if opt.outfile is not None:
             pickle.dump(tests, fd, 0)
         if not clean_finish:
-            testmod.printresults(tests, opt)
+            nfail = testmod.printresults(tests, opt)
     try:
         fail = False
         env.finish()
     except Exception, e:
         fail = True
-    testmod.printresults(tests, opt)
+    nfail = testmod.printresults(tests, opt)
     if fail:
         print "\nWARNING: could not clean testdir due to:\n%s\n" % str(e)

     if opt.xmlout is not None:
         testmod.xml_printresults(tests, opt.xmlout)
+    if nfail < 0:
+        sys.exit(3)
+    if nfail > 0:
+        sys.exit(2)

 if __name__ == "__main__":
     main()
diff --git a/nfs4.1/testmod.py b/nfs4.1/testmod.py
index 6f114ae..ce25974 100644
--- a/nfs4.1/testmod.py
+++ b/nfs4.1/testmod.py
@@ -457,6 +457,7 @@ def printresults(tests, opts, file=None):
               (sum(count[SKIP:]), len(tests))
     print >> file, "Of those: %i Skipped, %i Failed, %i Warned, %i Passed" % \
           (count[SKIP], count[FAIL], count[WARN], count[PASS])
+    return count[FAIL]

 def xml_printresults(tests, file_name, suite='all'):
     with open(file_name, 'w') as fd: