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71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
/*
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* Copyright (c) 2016, Kelvin W Sherlock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <filesystem>
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#include <string>
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#include <Windows.h>
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#include <Shlobj.h>
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namespace fs = std::experimental::filesystem;
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namespace native {
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static fs::path FindRoot() {
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fs::path p;
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std::error_code ec;
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PWSTR tmp = nullptr;
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auto ok = SHGetKnownFolderPath(
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FOLDERID_Profile,
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0,
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nullptr,
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&tmp
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);
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if ((ok == S_OK) && (tmp != nullptr)) {
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p = tmp;
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p /= "mpw";
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if (fs::is_directory(p, ec)) return p;
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}
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p = "c:\\mpw\\";
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if (!fs::is_directory(p, ec)) {
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fprintf(stderr, "Warning: %ls does not exist\n", p.c_str());
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}
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return p;
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}
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fs::path RootPath() {
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// todo -- do it.
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static fs::path root;
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if (root.empty()) {
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root = FindRoot();
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}
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return root;
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}
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} |