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61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
#ifndef LLARP_FS_HPP
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#define LLARP_FS_HPP
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#include <functional>
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#if defined(WIN32) || defined(_WIN32)
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#define PATH_SEP "\\"
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#else
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#define PATH_SEP "/"
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#endif
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#include "filesystem.h"
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#if defined(CPP17) && defined(USE_CXX17_FILESYSTEM)
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// win32 is the only one that doesn't use cpp17::filesystem
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// because cpp17::filesystem is unimplemented for Windows
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// -despair86
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#if defined(__MINGW32__) || defined(_MSC_VER) || defined(__sun)
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namespace fs = std::experimental::filesystem;
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#else
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namespace fs = std::filesystem;
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#endif // end win32
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#else
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// not CPP17 needs this
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// openbsd needs this
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// linux gcc 7.2 needs this
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namespace fs = cpp17::filesystem;
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#endif
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namespace llarp
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{
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namespace util
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{
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typedef std::function< bool(const fs::path &) > PathVisitor;
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typedef std::function< void(const fs::path &, PathVisitor) > PathIter;
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#if defined(CPP17) && defined(USE_CXX17_FILESYSTEM)
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static PathIter IterDir = [](const fs::path &path, PathVisitor visit) {
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fs::directory_iterator i(path);
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auto itr = fs::begin(i);
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while(itr != fs::end(i))
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{
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fs::path p = path / *itr;
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if(!visit(p))
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return;
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++itr;
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}
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};
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#else
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static PathIter IterDir = [](const fs::path &path, PathVisitor visit) {
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fs::directory_iterator i(path);
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auto itr = i.begin();
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while(itr != itr.end())
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{
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fs::path p = path / *itr;
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if(!visit(p))
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return;
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++itr;
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}
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};
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#endif
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} // namespace util
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} // namespace llarp
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#endif // end LLARP_FS_HPP
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