Lock.hh

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#ifndef COSA_LOCK_HH
#define COSA_LOCK_HH

#include "Cosa/Types.h"

class Lock {
public:
  Lock()
  {
    m_key = SREG;
    __asm__ __volatile__("cli" ::: "memory");
  }

  ~Lock()
  {
    SREG = m_key;
    __asm__ __volatile__("" ::: "memory");
  }

private:
  uint8_t m_key;
};
#endif