41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2018 Alec Jacobson <alecjacobson@gmail.com>
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#include "dirname.h"
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#include <algorithm>
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#include "verbose.h"
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IGL_INLINE std::string igl::dirname(const std::string & path)
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{
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if(path == "")
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{
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return std::string("");
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}
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// https://stackoverflow.com/a/3071694/148668
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size_t found = path.find_last_of("/\\");
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if(found == std::string::npos)
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{
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// No slashes found
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return std::string(".");
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}else if(found == 0)
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{
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// Slash is first char
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return std::string(path.begin(),path.begin()+1);
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}else if(found == path.length()-1)
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{
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// Slash is last char
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std::string redo = std::string(path.begin(),path.end()-1);
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return igl::dirname(redo);
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}
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// Return everything up to but not including last slash
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return std::string(path.begin(),path.begin()+found);
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}
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