From 056bb284ccf8dd6793ec3a54ffa36c4fb2b9ad11 Mon Sep 17 00:00:00 2001 From: alexv-smirnov Date: Wed, 15 Mar 2023 19:59:12 +0300 Subject: add library/cpp/actors, ymake build to ydb oss export --- contrib/restricted/boost/python/src/exec.cpp | 138 +++++++++++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 contrib/restricted/boost/python/src/exec.cpp (limited to 'contrib/restricted/boost/python/src/exec.cpp') diff --git a/contrib/restricted/boost/python/src/exec.cpp b/contrib/restricted/boost/python/src/exec.cpp new file mode 100644 index 00000000000..7488da1f6dd --- /dev/null +++ b/contrib/restricted/boost/python/src/exec.cpp @@ -0,0 +1,138 @@ +// Copyright Stefan Seefeld 2005. +// Distributed under the Boost Software License, Version 1.0. (See +// accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#include +#include +#include +#include +#include + +namespace boost +{ +namespace python +{ + +object BOOST_PYTHON_DECL eval(str string, object global, object local) +{ + return eval(python::extract(string), global, local); +} + +object BOOST_PYTHON_DECL eval(char const *string, object global, object local) +{ + // Set suitable default values for global and local dicts. + if (global.is_none()) + { + if (PyObject *g = PyEval_GetGlobals()) + global = object(detail::borrowed_reference(g)); + else + global = dict(); + } + if (local.is_none()) local = global; + // should be 'char const *' but older python versions don't use 'const' yet. + char *s = const_cast(string); + PyObject* result = PyRun_String(s, Py_eval_input, global.ptr(), local.ptr()); + if (!result) throw_error_already_set(); + return object(detail::new_reference(result)); +} + +object BOOST_PYTHON_DECL exec(str string, object global, object local) +{ + return exec(python::extract(string), global, local); +} + +object BOOST_PYTHON_DECL exec(char const *string, object global, object local) +{ + // Set suitable default values for global and local dicts. + if (global.is_none()) + { + if (PyObject *g = PyEval_GetGlobals()) + global = object(detail::borrowed_reference(g)); + else + global = dict(); + } + if (local.is_none()) local = global; + // should be 'char const *' but older python versions don't use 'const' yet. + char *s = const_cast(string); + PyObject* result = PyRun_String(s, Py_file_input, global.ptr(), local.ptr()); + if (!result) throw_error_already_set(); + return object(detail::new_reference(result)); +} + +object BOOST_PYTHON_DECL exec_statement(str string, object global, object local) +{ + return exec_statement(python::extract(string), global, local); +} + +object BOOST_PYTHON_DECL exec_statement(char const *string, object global, object local) +{ + // Set suitable default values for global and local dicts. + if (global.is_none()) + { + if (PyObject *g = PyEval_GetGlobals()) + global = object(detail::borrowed_reference(g)); + else + global = dict(); + } + if (local.is_none()) local = global; + // should be 'char const *' but older python versions don't use 'const' yet. + char *s = const_cast(string); + PyObject* result = PyRun_String(s, Py_single_input, global.ptr(), local.ptr()); + if (!result) throw_error_already_set(); + return object(detail::new_reference(result)); +} + +// Execute python source code from file filename. +// global and local are the global and local scopes respectively, +// used during execution. +object BOOST_PYTHON_DECL exec_file(str filename, object global, object local) +{ + return exec_file(python::extract(filename), global, local); +} + +object BOOST_PYTHON_DECL exec_file(char const *filename, object global, object local) +{ + // Set suitable default values for global and local dicts. + if (global.is_none()) + { + if (PyObject *g = PyEval_GetGlobals()) + global = object(detail::borrowed_reference(g)); + else + global = dict(); + } + if (local.is_none()) local = global; + // should be 'char const *' but older python versions don't use 'const' yet. + char *f = const_cast(filename); +#if PY_VERSION_HEX >= 0x03010000 + // Let python manage any UTF bits to avoid potential incompatibilities. + PyObject *fo = Py_BuildValue("s", f); + PyObject *fb = Py_None; + PyUnicode_FSConverter(fo, &fb); + char *f_as_uft = PyBytes_AsString(fb); + FILE *fs = fopen(f_as_uft, "r"); + Py_DECREF(fo); + Py_DECREF(fb); +#elif PY_VERSION_HEX >= 0x03000000 + // Let python open the file to avoid potential binary incompatibilities. + PyObject *fo = Py_BuildValue("s", f); + FILE *fs = fopen(fo, "r"); + Py_DECREF(fo); +#else + // Let python open the file to avoid potential binary incompatibilities. + PyObject *pyfile = PyFile_FromString(f, const_cast("r")); + if (!pyfile) throw std::invalid_argument(std::string(f) + " : no such file"); + python::handle<> file(pyfile); + FILE *fs = PyFile_AsFile(file.get()); +#endif + PyObject* result = PyRun_File(fs, + f, + Py_file_input, + global.ptr(), local.ptr()); + fclose(fs); + if (!result) throw_error_already_set(); + return object(detail::new_reference(result)); +} + +} // namespace boost::python +} // namespace boost -- cgit v1.3