90 lines
1.6 KiB
Python
Executable File
90 lines
1.6 KiB
Python
Executable File
#!/usr/bin/env python
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from sys import argv,exit
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OPTIONS_STR = """
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options { use-context-automaton; }
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"""
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CONTROLLER_STR = """
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ct {
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{{lock},{leave} -> {lock}};
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{{req},{} -> {lock}};
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};
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"""
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PROC_STR = """
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proc{:d} {{
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{{{{out}}, {{}} -> {{approach}}}};
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{{{{approach}}, {{req}} -> {{req}}}};
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{{{{req}}, {{lock}} -> {{in}}}};
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{{{{in}}, {{}} -> {{out,leave}}}};
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{{{{req}}, {{in}} -> {{req}}}};
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}};
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"""
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CA_STR = """
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context-automaton {{
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states {{ s0, s1 }}
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init-state {{ s0 }}
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transitions {{
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{:s}
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}}
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}}
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"""
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PROPERTY_STR = """
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rsctlk-property {{ {:s} : {:s} }}
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"""
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#################################################################
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if len(argv) < 1:
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print("Usage: {:s} <number of processes>".format(argv[0]))
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exit(100)
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n = int(argv[1])
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assert n > 1, "number of proc must be > 1"
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out = ""
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out += OPTIONS_STR
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out += "reactions {\n"
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out += CONTROLLER_STR
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for i in range(n):
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out += PROC_STR.format(i)
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out += "}\n"
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transitions = ""
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init_trans = 8*" " + "{ ct={} "
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for i in range(n):
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init_trans += "proc{:d}={{out}} ".format(i)
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init_trans += "}: s0 -> s1;\n"
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transitions += init_trans
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for i in range(n):
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transitions += "{:s}{{ ct={{}} proc{:d}={{}} }}: s1 -> s1;\n".format(8*" ", i)
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out += CA_STR.format(transitions)
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# f1
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formula = "EF( proc0.in )"
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for i in range(1, n):
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formula += " AND EF( proc{:d}.in )".format(i)
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out += PROPERTY_STR.format("f1",formula)
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# f2
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subf = "~proc1.in"
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for i in range(2, n):
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subf += " AND ~proc{:d}.in".format(i)
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formula = "AG( proc0.in IMPLIES K[proc0]({:s}) )".format(subf)
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out += PROPERTY_STR.format("f2",formula)
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print(out)
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