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1
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1 #pragma once
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2
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3 namespace pfc {
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4 #ifdef _WIN32
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5 typedef HANDLE fileHandle_t;
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6 const fileHandle_t fileHandleInvalid = INVALID_HANDLE_VALUE;
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7 #else
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8 typedef int fileHandle_t;
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9 constexpr fileHandle_t fileHandleInvalid = -1;
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10 #endif
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11
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12 void fileHandleClose( fileHandle_t h ) noexcept;
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13 fileHandle_t fileHandleDup( fileHandle_t h );
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14
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15 class fileHandle {
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16 public:
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17 fileHandle( fileHandle_t val ) : h(val) {}
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18 fileHandle() : h ( fileHandleInvalid ) {}
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19 ~fileHandle() noexcept { close(); }
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20 fileHandle( fileHandle && other ) noexcept { h = other.h; other.clear(); }
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21 void operator=( fileHandle && other ) noexcept { close(); h = other.h; other.clear(); }
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22 void operator=( fileHandle_t other ) { close(); h = other; }
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23 void close() noexcept;
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24 void clear() noexcept { h = fileHandleInvalid; }
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25 bool isValid() noexcept { return h != fileHandleInvalid; }
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26 fileHandle_t h;
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27 private:
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28 fileHandle( const fileHandle & ) = delete;
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29 void operator=( const fileHandle & ) = delete;
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30 };
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31 }
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