diff options
Diffstat (limited to 'desktop/win32/source/extendloaderenvironment.cxx')
| -rw-r--r-- | desktop/win32/source/extendloaderenvironment.cxx | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/desktop/win32/source/extendloaderenvironment.cxx b/desktop/win32/source/extendloaderenvironment.cxx new file mode 100644 index 000000000000..0092f04549f9 --- /dev/null +++ b/desktop/win32/source/extendloaderenvironment.cxx @@ -0,0 +1,182 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#include "precompiled_desktop.hxx" +#include "sal/config.h" + +#include <cstddef> + +#define WIN32_LEAN_AND_MEAN +#if defined _MSC_VER +#pragma warning(push, 1) +#endif +#include <windows.h> +#include <shlwapi.h> +#if defined _MSC_VER +#pragma warning(pop) +#endif + +#include "tools/pathutils.hxx" + +#include "extendloaderenvironment.hxx" + +namespace { + +void fail() { + LPWSTR buf = NULL; + FormatMessageW( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, + GetLastError(), 0, reinterpret_cast< LPWSTR >(&buf), 0, NULL); + MessageBoxW(NULL, buf, NULL, MB_OK | MB_ICONERROR); + LocalFree(buf); + TerminateProcess(GetCurrentProcess(), 255); +} + +bool contains(WCHAR const * paths, WCHAR const * path, WCHAR const * pathEnd) { + WCHAR const * q = path; + for (WCHAR const * p = paths;; ++p) { + WCHAR c = *p; + switch (c) { + case L'\0': + return q == pathEnd; + case L';': + if (q == pathEnd) { + return true; + } + q = path; + break; + default: + if (q != NULL) { + if (q != pathEnd && *q == c) { + ++q; + } else { + q = NULL; + } + } + break; + } + } +} + +} + +namespace desktop_win32 { + +void extendLoaderEnvironment(WCHAR * binPath, WCHAR * iniDirectory) { + if (!GetModuleFileNameW(NULL, iniDirectory, MAX_PATH)) { + fail(); + } + WCHAR * iniDirEnd = tools::filename(iniDirectory); + WCHAR name[MAX_PATH + MY_LENGTH(L".bin")]; + // hopefully std::size_t is large enough to not overflow + WCHAR * nameEnd = name; + for (WCHAR * p = iniDirEnd; *p != L'\0'; ++p) { + *nameEnd++ = *p; + } + if (!(nameEnd - name >= 4 && nameEnd[-4] == L'.' && + (nameEnd[-3] == L'E' || nameEnd[-3] == L'e') && + (nameEnd[-2] == L'X' || nameEnd[-2] == L'x') && + (nameEnd[-1] == L'E' || nameEnd[-1] == L'e'))) + { + *nameEnd = L'.'; + nameEnd += 4; + } + nameEnd[-3] = 'b'; + nameEnd[-2] = 'i'; + nameEnd[-1] = 'n'; + tools::buildPath(binPath, iniDirectory, iniDirEnd, name, nameEnd - name); + *iniDirEnd = L'\0'; + WCHAR path[MAX_PATH]; + WCHAR * pathEnd = tools::buildPath( + path, iniDirectory, iniDirEnd, MY_STRING(L"..\\basis-link")); + if (pathEnd == NULL) { + fail(); + } + std::size_t const maxEnv = 32767; + WCHAR pad[2 * MAX_PATH + maxEnv]; + // hopefully std::size_t is large enough to not overflow + WCHAR * padEnd = NULL; + WCHAR env[maxEnv]; + DWORD n = GetEnvironmentVariableW(L"PATH", env, maxEnv); + if (n >= maxEnv || n == 0 && GetLastError() != ERROR_ENVVAR_NOT_FOUND) { + fail(); + } + env[n] = L'\0'; + bool exclude1; + pathEnd = tools::resolveLink(path); + if (pathEnd == NULL) { + if (GetLastError() != ERROR_FILE_NOT_FOUND) { + fail(); + } + // This path is only taken by testtool.exe in basis program directory; + // its PATH needs to include the brand program directory: + pathEnd = tools::buildPath( + path, iniDirectory, iniDirEnd, MY_STRING(L"..")); + if (pathEnd == NULL) { + fail(); + } + padEnd = tools::buildPath( + pad, path, pathEnd, MY_STRING(L"\\..\\program")); + if (padEnd == NULL) { + fail(); + } + exclude1 = contains(env, pad, padEnd); + } else { + exclude1 = true; + } + WCHAR * pad2 = exclude1 ? pad : padEnd + 1; + pathEnd = tools::buildPath(path, path, pathEnd, MY_STRING(L"\\ure-link")); + if (pathEnd == NULL) { + fail(); + } + pathEnd = tools::resolveLink(path); + if (pathEnd == NULL) { + fail(); + } + padEnd = tools::buildPath(pad2, path, pathEnd, MY_STRING(L"\\bin")); + if (padEnd == NULL) { + fail(); + } + bool exclude2 = contains(env, pad2, padEnd); + if (!(exclude1 && exclude2)) { + if (!(exclude1 || exclude2)) { + pad2[-1] = L';'; + } + WCHAR * p = exclude2 ? pad2 - 1 : padEnd; + if (n != 0) { + *p++ = L';'; + } + for (DWORD i = 0; i <= n; ++i) { + *p++ = env[i]; + } + if (!SetEnvironmentVariableW(L"PATH", pad)) { + fail(); + } + } +} + +} |