oxmc
61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
// *****************************************************************************
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// * This file is part of the FreeFileSync project. It is distributed under *
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// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0 *
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// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
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// *****************************************************************************
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#ifndef FILE_PATH_H_3984678473567247567
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#define FILE_PATH_H_3984678473567247567
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#include "zstring.h"
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namespace zen
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{
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const Zchar FILE_NAME_SEPARATOR = '/';
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/* forbidden characters in file names:
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Windows: <>:"/\|?* https://docs.microsoft.com/de-de/windows/win32/fileio/naming-a-file#naming-conventions
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Linux: /
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macOS: :
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*/
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const Zchar fileNameForbiddenChars[] = Zstr(R"(<>:"/\|?*)");
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struct PathComponents
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{
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Zstring rootPath; //itemPath = rootPath + (FILE_NAME_SEPARATOR?) + relPath
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Zstring relPath; //
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};
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std::optional<PathComponents> parsePathComponents(const Zstring& itemPath); //no value on error
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std::optional<Zstring> getParentFolderPath(const Zstring& itemPath);
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inline Zstring getItemName(const Zstring& itemPath) { return afterLast(itemPath, FILE_NAME_SEPARATOR, IfNotFoundReturn::all); }
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Zstring getFileExtension(const ZstringView filePath);
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Zstring appendSeparator(Zstring path); //support rvalue references!
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bool isValidRelPath(const Zstring& relPath);
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Zstring appendPath(const Zstring& basePath, const Zstring& relPath);
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//------------------------------------------------------------------------------------------
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/* Compare *local* file paths:
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Windows: igore case (but distinguish Unicode normalization forms!)
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Linux: byte-wise comparison
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macOS: ignore case + Unicode normalization forms */
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std::weak_ordering compareNativePath(const Zstring& lhs, const Zstring& rhs);
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inline bool equalNativePath(const Zstring& lhs, const Zstring& rhs) { return compareNativePath(lhs, rhs) == std::weak_ordering::equivalent; }
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struct LessNativePath { bool operator()(const Zstring& lhs, const Zstring& rhs) const { return compareNativePath(lhs, rhs) < 0; } };
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//------------------------------------------------------------------------------------------
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std::optional<Zstring> getEnvironmentVar(const ZstringView name);
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}
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#endif //FILE_PATH_H_3984678473567247567
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