_alarm.s 129 B

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  1. #include "sys.h"
  2. .define __alarm
  3. .extern _errno
  4. __alarm:
  5. mov 2(sp),r0
  6. sys alarm
  7. bcc 1f
  8. mov r0,_errno
  9. mov $-1,r0
  10. 1:
  11. rts pc