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Diffstat (limited to 'pyuno/zipcore/python.cxx')
| -rw-r--r-- | pyuno/zipcore/python.cxx | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/pyuno/zipcore/python.cxx b/pyuno/zipcore/python.cxx new file mode 100644 index 000000000..7580e3278 --- /dev/null +++ b/pyuno/zipcore/python.cxx @@ -0,0 +1,212 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <config_python.h> + +#include <cstddef> +#include <stdlib.h> +#include <wchar.h> + +#define WIN32_LEAN_AND_MEAN +#include <windows.h> + +#include <tools/pathutils.hxx> + +#define MY_LENGTH(s) (sizeof (s) / sizeof *(s) - 1) +#define MY_STRING(s) (s), MY_LENGTH(s) + +static wchar_t * encode(wchar_t * buffer, wchar_t const * text) { + *buffer++ = L'"'; + std::size_t n = 0; + for (;;) { + wchar_t c = *text++; + if (c == L'\0') { + break; + } else if (c == L'"') { + // Double any preceding backslashes as required by Windows: + for (std::size_t i = 0; i < n; ++i) { + *buffer++ = L'\\'; + } + *buffer++ = L'\\'; + *buffer++ = L'"'; + n = 0; + } else if (c == L'\\') { + *buffer++ = L'\\'; + ++n; + } else { + *buffer++ = c; + n = 0; + } + } + // The command line will continue with a double quote, so double any + // preceding backslashes as required by Windows: + for (std::size_t i = 0; i < n; ++i) { + *buffer++ = L'\\'; + } + *buffer++ = L'"'; + return buffer; +} + +int wmain(int argc, wchar_t ** argv, wchar_t **) { + wchar_t path[MAX_PATH]; + DWORD n = GetModuleFileNameW(nullptr, path, MAX_PATH); + if (n == 0 || n >= MAX_PATH) { + exit(EXIT_FAILURE); + } + wchar_t * pathEnd = tools::filename(path); + *pathEnd = L'\0'; + n = GetEnvironmentVariableW(L"UNO_PATH", nullptr, 0); + if (n == 0) { + if (GetLastError() != ERROR_ENVVAR_NOT_FOUND || + !SetEnvironmentVariableW(L"UNO_PATH", path)) + { + exit(EXIT_FAILURE); + } + } + wchar_t bootstrap[MY_LENGTH(L"vnd.sun.star.pathname:") + MAX_PATH] = + L"vnd.sun.star.pathname:"; //TODO: overflow + wchar_t * bootstrapEnd = tools::buildPath( + bootstrap + MY_LENGTH(L"vnd.sun.star.pathname:"), path, pathEnd, + MY_STRING(L"fundamental.ini")); + if (bootstrapEnd == nullptr) { + exit(EXIT_FAILURE); + } + wchar_t pythonpath2[MAX_PATH]; + wchar_t * pythonpath2End = tools::buildPath( + pythonpath2, path, pathEnd, + MY_STRING(L"\\python-core-" PYTHON_VERSION_STRING L"\\lib")); + if (pythonpath2End == nullptr) { + exit(EXIT_FAILURE); + } + wchar_t pythonpath3[MAX_PATH]; + wchar_t * pythonpath3End = tools::buildPath( + pythonpath3, path, pathEnd, + MY_STRING(L"\\python-core-" PYTHON_VERSION_STRING L"\\lib\\site-packages")); + if (pythonpath3End == nullptr) { + exit(EXIT_FAILURE); + } + wchar_t pythonhome[MAX_PATH]; + wchar_t * pythonhomeEnd = tools::buildPath( + pythonhome, path, pathEnd, MY_STRING(L"\\python-core-" PYTHON_VERSION_STRING)); + if (pythonhomeEnd == nullptr) { + exit(EXIT_FAILURE); + } + wchar_t pythonexe[MAX_PATH]; + wchar_t * pythonexeEnd = tools::buildPath( + pythonexe, path, pathEnd, + MY_STRING(L"\\python-core-" PYTHON_VERSION_STRING L"\\bin\\python.exe")); + if (pythonexeEnd == nullptr) { + exit(EXIT_FAILURE); + } + std::size_t clSize = MY_LENGTH(L"\"") + 4 * (pythonexeEnd - pythonexe) + + MY_LENGTH(L"\"\0"); //TODO: overflow + // 4 * len: each char preceded by backslash, each trailing backslash + // doubled + for (int i = 1; i < argc; ++i) { + clSize += MY_LENGTH(L" \"") + 4 * wcslen(argv[i]) + MY_LENGTH(L"\""); + //TODO: overflow + } + wchar_t * cl = new wchar_t[clSize]; + wchar_t * cp = encode(cl, pythonhome); + for (int i = 1; i < argc; ++i) { + *cp++ = L' '; + cp = encode(cp, argv[i]); + } + *cp = L'\0'; + n = GetEnvironmentVariableW(L"PATH", nullptr, 0); + wchar_t * orig; + if (n == 0) { + if (GetLastError() != ERROR_ENVVAR_NOT_FOUND) { + exit(EXIT_FAILURE); + } + orig = const_cast<wchar_t *>(L""); + } else { + orig = new wchar_t[n]; + if (GetEnvironmentVariableW(L"PATH", orig, n) != n - 1) + { + exit(EXIT_FAILURE); + } + } + std::size_t len = (pathEnd - path) + (n == 0 ? 0 : MY_LENGTH(L";") + + (n - 1)) + 1; + //TODO: overflow + wchar_t * value = new wchar_t[len]; + _snwprintf( + value, len, L"%s%s%s", path, n == 0 ? L"" : L";", orig); + if (!SetEnvironmentVariableW(L"PATH", value)) { + exit(EXIT_FAILURE); + } + if (n != 0) { + delete [] orig; + } + delete [] value; + n = GetEnvironmentVariableW(L"PYTHONPATH", nullptr, 0); + if (n == 0) { + if (GetLastError() != ERROR_ENVVAR_NOT_FOUND) { + exit(EXIT_FAILURE); + } + orig = const_cast<wchar_t *>(L""); + } else { + orig = new wchar_t[n]; + if (GetEnvironmentVariableW(L"PYTHONPATH", orig, n) != n - 1) + { + exit(EXIT_FAILURE); + } + } + len = (pathEnd - path) + MY_LENGTH(L";") + (pythonpath2End - pythonpath2) + + MY_LENGTH(L";") + (pythonpath3End - pythonpath3) + + (n == 0 ? 0 : MY_LENGTH(L";") + (n - 1)) + 1; //TODO: overflow + value = new wchar_t[len]; + _snwprintf( + value, len, L"%s;%s;%s%s%s", path, pythonpath2, pythonpath3, + n == 0 ? L"" : L";", orig); + if (!SetEnvironmentVariableW(L"PYTHONPATH", value)) { + exit(EXIT_FAILURE); + } + if (n != 0) { + delete [] orig; + } + delete [] value; + if (!SetEnvironmentVariableW(L"PYTHONHOME", pythonhome)) { + exit(EXIT_FAILURE); + } + n = GetEnvironmentVariableW(L"URE_BOOTSTRAP", nullptr, 0); + if (n == 0) { + if (GetLastError() != ERROR_ENVVAR_NOT_FOUND || + !SetEnvironmentVariableW(L"URE_BOOTSTRAP", bootstrap)) + { + exit(EXIT_FAILURE); + } + } + STARTUPINFOW startinfo; + ZeroMemory(&startinfo, sizeof (STARTUPINFOW)); + startinfo.cb = sizeof (STARTUPINFOW); + PROCESS_INFORMATION procinfo; + if (!CreateProcessW( + pythonexe, cl, nullptr, nullptr, FALSE, CREATE_UNICODE_ENVIRONMENT, nullptr, + nullptr, &startinfo, &procinfo)) { + exit(EXIT_FAILURE); + } + WaitForSingleObject(procinfo.hProcess,INFINITE); + DWORD exitStatus; + GetExitCodeProcess(procinfo.hProcess,&exitStatus); + exit(exitStatus); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |