Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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: */