timeout.h

Go to the documentation of this file.

#ifndef __TIMEOUT_T
#define __TIMEOUT_T

struct timeout_t {
    static constexpr int WAIT_IMMEDIATE = 0;
    static constexpr int WAIT_FOREVER = -1;
    static constexpr int WAIT_SPECIFIED_BY_THREAD = -4; // used by lock manager
    static constexpr int WAIT_SPECIFIED_BY_XCT = -5; // used by lock manager
    // CS: I guess the NOT_USED value is only for threads that never acquire
    // any locks? And neither latches?
    static constexpr int WAIT_NOT_USED = -6; // indicates last negative number used by sthreads
};

#endif // __TIMEOUT_T