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83 lines
2.1 KiB
Python
83 lines
2.1 KiB
Python
from gen_function import *
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import string
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def gen_init_function(args):
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return (
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"""// (C) Copyright David Abrahams 2000. Permission to copy, use, modify, sell and
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// distribute this software is granted provided this copyright notice appears
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// in all copies. This software is provided "as is" without express or implied
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// warranty, and with no claim as to its suitability for any purpose.
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//
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// The author gratefully acknowleges the support of Dragon Systems, Inc., in
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// producing this work.
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//
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// This file was generated for %d-argument constructors by gen_init_function.py
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#ifndef INIT_FUNCTION_DWA052000_H_
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# define INIT_FUNCTION_DWA052000_H_
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# include "pyconfig.h"
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# include "functions.h"
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# include "signatures.h"
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# include <typeinfo>
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namespace py {
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class ExtensionInstance;
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class InstanceHolderBase;
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class Init;
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"""
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+ gen_functions('template <class T%(, class A%n%)> struct Init%x;\n', args)
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+ """
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template <class T>
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struct InitFunction
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{
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""" + gen_functions("""%{
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template <%(class A%n%:, %)>
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%} static Init* create(Signature%x%{<%(A%n%:, %)>%})
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{ return new Init%x<T%(, A%n%)>; }
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""", args)+"""};
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class Init : public Function
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{
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private: // override Function hook
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PyObject* do_call(PyObject* args, PyObject* keywords) const;
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private:
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virtual InstanceHolderBase* create_holder(ExtensionInstance* self, PyObject* tail_args, PyObject* keywords) const = 0;
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};
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""" + gen_functions("""
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template <class T%(, class A%n%)>
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struct Init%x : Init
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{
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virtual InstanceHolderBase* create_holder(ExtensionInstance* self, PyObject* args, PyObject* /*keywords*/) const
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{
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%(PyObject* a%n;
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%)if (!PyArg_ParseTuple(args, const_cast<char*>("%(O%)")%(, &a%n%)))
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throw ArgumentError();
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return new T(self%(,
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from_python(a%n, Type<A%n>())%)
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);
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}
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const char* description() const
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{ return typeid(void (*)(%(A%n%:, %))).name(); }
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};""", args) + """
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}
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#endif // INIT_FUNCTION_DWA052000_H_
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""")
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if __name__ == '__main__':
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import sys
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if len(sys.argv) == 1:
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args = 5
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else:
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args = int(sys.argv[1])
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print gen_init_function(args)
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