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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sal/osl/w32/path_helper.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sal/osl/w32/path_helper.cxx | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/sal/osl/w32/path_helper.cxx b/sal/osl/w32/path_helper.cxx new file mode 100644 index 000000000..a2dd134fd --- /dev/null +++ b/sal/osl/w32/path_helper.cxx @@ -0,0 +1,89 @@ +/* -*- 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 "path_helper.hxx" +#include <osl/diagnose.h> +#include <rtl/ustring.hxx> +#include <sal/log.hxx> + +#include <algorithm> +#include <wchar.h> + +constexpr OUStringLiteral BACKSLASH (u"\\"); +constexpr OUStringLiteral SLASH (u"/"); + +void osl_systemPathEnsureSeparator(/*inout*/ rtl_uString** ppustrPath) +{ + OSL_PRECOND(ppustrPath && (nullptr != *ppustrPath), + "osl_systemPathEnsureSeparator: Invalid parameter"); + + OUString path(*ppustrPath); + sal_Int32 i = std::max<sal_Int32>(path.lastIndexOf(BACKSLASH), path.lastIndexOf(SLASH)); + + if (i < (path.getLength()-1)) + { + path += BACKSLASH; + rtl_uString_assign(ppustrPath, path.pData); + } + + SAL_WARN_IF( !path.endsWith(BACKSLASH), + "sal.osl", + "osl_systemPathEnsureSeparator: Post condition failed"); +} + +void osl_systemPathRemoveSeparator(/*inout*/ rtl_uString** ppustrPath) +{ + OUString path(*ppustrPath); + + if (!osl::systemPathIsLogicalDrivePattern(path)) + { + sal_Int32 i = std::max<sal_Int32>(path.lastIndexOf(BACKSLASH), path.lastIndexOf(SLASH)); + + if (i > -1 && (i == (path.getLength() - 1))) + { + path = OUString(path.getStr(), path.getLength() - 1); + rtl_uString_assign(ppustrPath, path.pData); + } + } +} + +// is [A-Za-z]:[/|\]\0 +const char* const LDP = ":"; +const char* const LDP_WITH_BACKSLASH = ":\\"; +const char* const LDP_WITH_SLASH = ":/"; + +// degenerated case returned by the Windows FileOpen dialog +// when someone enters for instance "x:filename", the Win32 +// API accepts this case +const char* const LDP_WITH_DOT_BACKSLASH = ":.\\"; + +bool osl_systemPathIsLogicalDrivePattern(/*in*/ const rtl_uString* pustrPath) +{ + const sal_Unicode* p = rtl_uString_getStr(const_cast<rtl_uString*>(pustrPath)); + if (iswalpha(*p++)) + { + return ((0 == rtl_ustr_ascii_compare(p, LDP)) || + (0 == rtl_ustr_ascii_compare(p, LDP_WITH_BACKSLASH)) || + (0 == rtl_ustr_ascii_compare(p, LDP_WITH_SLASH)) || + (0 == rtl_ustr_ascii_compare(p, LDP_WITH_DOT_BACKSLASH))); + } + return false; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |