- Rewrite subprocess access to the newer subprocess.Popen module. This seems to work just fine for Windows XP, at least.

gui/Scyther/Scyther.py

@@ -11,6 +11,12 @@ import os.path
 import sys
 import StringIO
 import tempfile
+try:
+    from subprocess import Popen
+    AvailablePopen = True
+except:
+    AvailablePopen = False
+
 
 #---------------------------------------------------------------------------
 
@@ -192,6 +198,7 @@ class Scyther(object):
             output -- string which is the real output
             errors -- string which captures the errors
         """
+        global AvailablePopen
 
         if self.program == None:
             raise Error.NoBinaryError
@@ -226,7 +233,11 @@ class Scyther(object):
         ##print self.cmd
 
         # Start the process
-        os.system(self.cmd)
+        if AvailablePopen:
+            p = Popen(self.cmd, shell=False)
+            sts = p.wait()
+        else:
+            os.system(self.cmd)
 
         # reseek
         fhe = os.fdopen(fde)