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- enum event_enum { KEYBOARD_INTERRUPT_EVENT, IO_COMPLETION_EVENT, ALARM_EVENT,
- OS_SIGNAL_EVENT, ERROR_EVENT, NO_EVENT };
- extern bool s48_add_pending_fd(int fd, bool is_input);
- extern bool s48_remove_fd(int fd);
- extern long s48_schedule_alarm_interrupt(long delta);
- extern void s48_start_alarm_interrupts(void);
- extern void s48_stop_alarm_interrupts(void);
- extern long s48_run_time(long *mseconds);
- extern long s48_real_time(long *mseconds);
- extern int s48_wait_for_event(long max_wait, bool is_minutes);
- extern int s48_get_next_event(long *ready_fd, long *status);
- /* these are here only for the CHEAP_TIME() macro */
- #define TICKS_PER_SECOND 1000 /* clock resolution */
- #define POLLS_PER_SECOND 20 /* how often we poll */
- #define TICKS_PER_POLL (TICKS_PER_SECOND / POLLS_PER_SECOND)
- extern long s48_current_time;
- #define CHEAP_TIME() (s48_current_time * TICKS_PER_POLL)
- /*
- * Fix (HCC) NOTE_EVENT so that it will act like a single
- * statement.
- */
- #define NOTE_EVENT \
- do { \
- s48_Spending_eventsPS = 1; \
- s48_Sstack_limitS = (((char *) -1)); \
- } while (0)
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