141 lines
3.5 KiB
Python
Executable File
141 lines
3.5 KiB
Python
Executable File
#!/usr/bin/python
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#
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# Scyther interface
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#
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#---------------------------------------------------------------------------
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""" Import externals """
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import os
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import sys
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import StringIO
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import tempfile
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#---------------------------------------------------------------------------
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""" Import scyther components """
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import XMLReader
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from Misc import *
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#---------------------------------------------------------------------------
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class Scyther(object):
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def __init__ ( self):
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# Where is my executable?
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if sys.platform.startswith('win'):
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""" Windows """
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# TODO hardcoded for now, bad
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self.program = "c:\\Scyther.exe"
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if not os.path.isfile(self.program):
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print "I can't find the Scyther executable at %s" % (self.program)
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else:
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""" Non-windows """
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self.program = "scyther"
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self.options = ""
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self.spdl = None
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self.inputfile = None
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self.claims = None
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self.errors = None
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def setInput(self,spdl):
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self.spdl = spdl
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self.inputfile = None
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def setFile(self,filename):
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self.inputfile = filename
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self.spdl = ""
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fp = open(filename,"r")
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for l in fp.readlines():
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self.spdl += l
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fp.close()
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def verify(self):
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# Run Scyther on temp file
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self.cmd = "%s --dot-output --xml-output --plain %s" % (self.program,self.options)
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(stdin,stdout,stderr) = os.popen3(self.cmd)
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if self.spdl:
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stdin.write(self.spdl)
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stdin.close()
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# In the order below, or stuff breaks (hangs), as described at
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# http://mail.python.org/pipermail/python-dev/2000-September/009460.html
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#
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# TODO this is annoying: we would like to determine progress
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# from the error output (maybe this can also be done by flushing
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# the XML at certain points...)
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xmlinput = stdout.read()
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self.errors = stderr.readlines()
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# close
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stdout.close()
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stderr.close()
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# Report any errors (if there are some)
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if len(self.errors) > 0:
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print self.errors
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if len(xmlinput) > 0:
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xmlfile = StringIO.StringIO(xmlinput)
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reader = XMLReader.XMLReader()
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self.claims = reader.readXML(xmlfile)
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else:
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# no output...
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self.claims = []
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return self.claims
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def __str__(self):
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if self.claims:
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s = ""
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for cl in self.claims:
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s += str(cl) + "\n"
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return s
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else:
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return "Scyther has not been run yet."
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def basicTest():
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# Some basic testing
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#if sys.platform.startswith('win'):
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# print "Dir test"
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# p = os.popen("dir")
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# print p.read()
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# print p.close()
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# confirm("See the dir?")
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# Scyther
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x = Scyther()
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if sys.platform.startswith('win'):
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x.program = "Scyther.exe"
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if not os.path.isfile(x.program):
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print "I can't find the Scyther executable %s" % (x.program)
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pw,pr = os.popen2("%s --help" % x.program)
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pw.close()
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print pr.read()
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confirm("Do you see the help?")
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x.setFile("ns3.spdl")
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x.verify()
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print x
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confirm("See the output?")
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def simpleRun(args):
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x = Scyther()
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x.options = args
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x.verify()
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return x
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if __name__ == '__main__':
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pars = sys.argv[1:]
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if len(pars) == 0:
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basicTest()
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else:
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print simpleRun(" ".join(pars))
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