34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
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enum event_enum { KEYBOARD_INTERRUPT_EVENT, IO_COMPLETION_EVENT, ALARM_EVENT,
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OS_SIGNAL_EVENT, ERROR_EVENT, NO_EVENT };
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extern bool s48_add_pending_fd(int fd, bool is_input);
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extern bool s48_remove_fd(int fd);
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extern long s48_schedule_alarm_interrupt(long delta);
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extern void s48_start_alarm_interrupts(void);
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extern void s48_stop_alarm_interrupts(void);
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extern long s48_run_time(long *mseconds);
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extern long s48_real_time(long *mseconds);
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extern int s48_wait_for_event(long max_wait, bool is_minutes);
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extern int s48_get_next_event(long *ready_fd, long *status);
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/* these are here only for the CHEAP_TIME() macro */
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#define TICKS_PER_SECOND 1000 /* clock resolution */
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#define POLLS_PER_SECOND 20 /* how often we poll */
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#define TICKS_PER_POLL (TICKS_PER_SECOND / POLLS_PER_SECOND)
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extern long s48_current_time;
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#define CHEAP_TIME() (s48_current_time * TICKS_PER_POLL)
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/*
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* Fix (HCC) NOTE_EVENT so that it will act like a single
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* statement.
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*/
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#define NOTE_EVENT \
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do { \
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s48_Spending_eventsPS = 1; \
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s48_Spending_interruptPS = 1; \
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} while (0)
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