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#ifndef fd_hh_INCLUDED
#define fd_hh_INCLUDED
namespace Kakoune
{
template<auto close_fn>
struct UniqueDescriptor
{
UniqueDescriptor(int descriptor = -1) : descriptor{descriptor} {}
UniqueDescriptor(UniqueDescriptor&& other) : descriptor{other.descriptor} { other.descriptor = -1; }
UniqueDescriptor& operator=(UniqueDescriptor&& other) { std::swap(descriptor, other.descriptor); other.close(); return *this; }
~UniqueDescriptor() { close(); }
explicit operator int() const { return descriptor; }
explicit operator bool() const { return descriptor != -1; }
void close() { if (descriptor != -1) { close_fn(descriptor); descriptor = -1; } }
int descriptor;
};
}
#endif // fd_hh_INCLUDED
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