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- Date: Mon, 7 Jul 86 10:01:08 PDT
- From: amdahl!hlj@seismo.UUCP (Hal Jespersen)
-
- [ This is the source for a figure to accompany the article
- in the previous message by Hal Jespersen on P1003.2.
- It is in pic format. You will need pic and troff
- or tpic and tex, plus a laser writer, bit mapped monitor,
- or other high resolution output device to print it. -mod ]
-
- .PS
- boxht=1.25i
- OSI: box "Operating System Interface" " " "IEEE 1003.1" width 6i
- arrow <-> up from 1/6 of the way between OSI.nw and OSI.ne
- S: box "Shell \(**" " " "(Establishes" "Environment)" wid 1.5i
- Dat: box "Data" wid .7i ht S.ht/2 with .sw at S.se
- Cmd: box "Comm-" "ands" "\(**" wid .7i ht S.ht/2 with .nw at S.ne
- arrow <-> up from 3/4 of the way between OSI.nw and OSI.ne
- Ap: box "Application" wid 1i
- API: box "Pro-" "gram" "Inter" "face" "\(**" ht Ap.ht wid .5i \
- with .se at Ap.sw
- arrow <-> from 1/3 of the way between Dat.se and Dat.ne to \
- 1/3 of the way between API.sw and API.nw
- arrow <-> from 1/3 of the way between Cmd.se and Cmd.ne to \
- 2/3 of the way between API.sw and API.nw
- move up .5i from Ap.t
- UIA: box "User" "Interface" "Application" wid 1i
- UPI: box "Pro-" "gram" "Inter" "face" "\(**" ht Ap.ht wid .5i \
- with .se at UIA.sw
- arrow <-> from 2/3 of the way between Dat.se and Dat.ne to \
- 1/3 of the way between UPI.sw and UPI.nw
- arrow <-> from 2/3 of the way between Cmd.se and Cmd.ne to \
- 2/3 of the way between UPI.sw and UPI.nw
- box "Terminal" "Driver" wid 1i ht UIA.ht with .sw at UIA.se
- move up .75i from S.nw
- A: box "\(**" ht .5i wid .5i
- move up .75i from S.t
- B: box "\(**" same
- move up .75i from S.ne
- C: box "\(**" same
- arrow <-> from A.b to 1/4 of the way between S.nw and S.ne
- arrow <-> from B.b to 1/2 of the way between S.nw and S.ne
- arrow <-> from C.b to 3/4 of the way between S.nw and S.ne
- move up .25i from B.t
- "\s+2Utility Program Sets\s0"
- .PE
-
- Volume-Number: Volume 6, Number 25
-
-