dc15dc32bb
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1052740 13f79535-47bb-0310-9956-ffa450edef68
63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/* $Rev$ $Date$ */
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#ifndef tuscany_python_driver_hpp
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#define tuscany_python_driver_hpp
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/**
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* Python evaluator main driver loop.
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*/
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#include "string.hpp"
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#include "stream.hpp"
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#include "monad.hpp"
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#include "../scheme/driver.hpp"
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#include "eval.hpp"
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namespace tuscany {
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namespace python {
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const value evalDriverLoop(PyObject* script, istream& in, ostream& out) {
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scheme::promptForInput(scheme::evalInputPrompt, out);
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value input = scheme::readValue(in);
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if (isNil(input))
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return input;
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const failable<value> output = evalScript(input, script);
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scheme::announceOutput(scheme::evalOutputPrompt, out);
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scheme::userPrint(content(output), out);
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return evalDriverLoop(script, in, out);
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}
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const bool evalDriverRun(const char* path, istream& in, ostream& out) {
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PythonRuntime py;
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scheme::setupDisplay(out);
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ifstream is(path);
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failable<PyObject*> script = readScript(moduleName(path), path, is);
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if (!hasContent(script))
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return true;
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evalDriverLoop(content(script), in, out);
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Py_DECREF(content(script));
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return true;
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}
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}
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}
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#endif /* tuscany_python_driver_hpp */
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