wait.s 155 B

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  1. #include "sys.h"
  2. .define _wait
  3. .extern _errno
  4. _wait:
  5. sys wait
  6. bcc 1f
  7. mov r0,_errno
  8. mov $-1,r0
  9. rts pc
  10. 1:
  11. tst 2(sp)
  12. beq 1f
  13. mov r1,*2(sp)
  14. 1:
  15. rts pc