Xerox 900 series - Page 91

86
I
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A
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S
U
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UPDATE ROUTINE
SMONUPO
INn
Al~--------------~~
S
~
U
8
Decode COPY meaage
•
COPY meaage has 2 argumen"?
v.
A,. leY.1 1 ....... equal?
v ..
Set 1 ..... 1 1 Slop switch
Set 1 ..... 1 2 Slop switch
A3~--------~--------------------~"
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U
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Has '*'1. l.v.1 1 10 record already
been wrltt.n on NST?
No
b na". of 1st arg. ,. "l0AO
MM
"?
No
Writ. current CST I.vel 1 10 record on NST
T~ curr.nt CST 1 ..... 1 1 ID record
Na ... (chora. 9-16) of current OST
l.v.1 1 10 record ,. ·SYSENON\R?
~---------------4~ Va
SltCHl2
Search
OST for I*(t ..... ,.... __ .&.aI ..
1 ..... 1 2 10 record
Do. 1 ..... 1 2 na". of 1st CHI. = na".
In current CST leY.1 1 ID rec:otd?
No
.ewlnd OST
y.s
.. 1t-'~1?
no
S
U
•
It
no
~
Search OST for next
level
1 10 record
Write
CUf'Nftt OST lewl 21D ..... on
NST; T~ current OST leY.1 2 ID rec. 1---------_1(