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vault backup: 2025-04-03 18:26:35

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Marco Realacci 2025-04-03 18:26:35 +02:00
parent 05b428be81
commit 1315545918
1 changed files with 11 additions and 1 deletions
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12
Concurrent Systems/test/Untitled.md
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@ -57,9 +57,11 @@ operation begin_write() :=
CW.signal() # wakes eventually other waiting writers *they will return false* CW.signal() # wakes eventually other waiting writers *they will return false*
if (AR + AW != 0) then if (AR + AW != 0) then
CW.wait() CW.wait()
if LASTW if (LASTW != i) then
return false
AW++ AW++
WW-- WW--
return true
operation end_write() := operation end_write() :=
AW-- AW--
@ -68,3 +70,11 @@ operation end_write() :=
else else
CR.signal() CR.signal()
``` ```
```
CNT initalized to the value I want to initalize the semaphore
up() :=
if CNT < 0 then
```