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Fsdk: fix build #40

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merged 2 commits into from
Feb 19, 2024
Merged

Fsdk: fix build #40

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ed5118b
Fsdk: fix build
knocte Feb 16, 2024
f3b6785
Fsdk/Process: fix QueuedLock thread safety
knocte Feb 19, 2024
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10 changes: 5 additions & 5 deletions Fsdk/Process.fs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,18 +12,18 @@ module Process =
// https://stackoverflow.com/a/961904/544947
type internal QueuedLock() =
let innerLock = Object()
let ticketsCount = ref 0
let ticketToRide = ref 1
let mutable ticketsCount = 0
let mutable ticketToRide = 1

member __.Enter() =
let myTicket = Interlocked.Increment ticketsCount
let myTicket = Interlocked.Increment &ticketsCount
Monitor.Enter innerLock

while myTicket <> Volatile.Read ticketToRide do
while myTicket <> Volatile.Read &ticketToRide do
Monitor.Wait innerLock |> ignore

member __.Exit() =
Interlocked.Increment ticketToRide |> ignore
Interlocked.Increment &ticketToRide |> ignore
Monitor.PulseAll innerLock
Monitor.Exit innerLock

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