86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
/*
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* nextpnr -- Next Generation Place and Route
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*
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* Copyright (C) 2018 Clifford Wolf <clifford@symbioticeda.com>
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* Copyright (C) 2018 David Shah <david@symbioticeda.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifndef COMMON_PYBINDINGS_H
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#define COMMON_PYBINDINGS_H
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#include <Python.h>
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#include <iostream>
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#include <pybind11/pybind11.h>
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#include <stdexcept>
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#include <utility>
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#include "pycontainers.h"
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#include "pywrappers.h"
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#include "nextpnr.h"
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NEXTPNR_NAMESPACE_BEGIN
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namespace py = pybind11;
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std::string parse_python_exception();
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template <typename Tn> void python_export_global(const char *name, Tn &x)
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{
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PyObject *m, *d;
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m = PyImport_AddModule("__main__");
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if (m == NULL)
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return;
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d = PyModule_GetDict(m);
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try {
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py::object obj = py::cast(x, py::return_value_policy::reference);
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PyDict_SetItemString(d, name, obj.ptr());
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} catch (py::error_already_set const &) {
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// Parse and output the exception
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std::string perror_str = parse_python_exception();
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std::cout << "Error in Python: " << perror_str << std::endl;
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std::terminate();
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}
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};
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void init_python(const char *executable, bool first);
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void deinit_python();
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void execute_python_file(const char *python_file);
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// Defauld IdString conversions
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namespace PythonConversion {
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template <> struct string_converter<IdString>
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{
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inline IdString from_str(Context *ctx, std::string name) { return ctx->id(name); }
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inline std::string to_str(Context *ctx, IdString id) { return id.str(ctx); }
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};
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template <> struct string_converter<const IdString>
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{
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inline IdString from_str(Context *ctx, std::string name) { return ctx->id(name); }
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inline std::string to_str(Context *ctx, IdString id) { return id.str(ctx); }
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};
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} // namespace PythonConversion
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NEXTPNR_NAMESPACE_END
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#endif /* end of include guard: COMMON_PYBINDINGS_HH */
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