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Suspend SSmachines subsystem while we are initializing map templates.

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- Adds the capability to "suspend" a subsystem while we're loading something.
This commit is contained in:
Leshana
2020-04-08 22:42:00 -04:00
parent ec82db3bc3
commit eac8efc96a
2 changed files with 15 additions and 0 deletions
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12
code/controllers/subsystem.dm
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@@ -203,3 +203,15 @@
//usually called via datum/controller/subsystem/New() when replacing a subsystem (i.e. due to a recurring crash)
//should attempt to salvage what it can from the old instance of subsystem
/datum/controller/subsystem/Recover()
// Suspends this subsystem from being queued for running. If already in the queue, sleeps until idle. Returns FALSE if the subsystem was already suspended.
/datum/controller/subsystem/proc/suspend()
. = (can_fire > 0) // Return true if we were previously runnable, false if previously suspended.
can_fire = FALSE
// Safely sleep in a loop until the subsystem is idle, (or its been un-suspended somehow)
while(can_fire <= 0 && state != SS_IDLE)
stoplag() // Safely sleep in a loop until
// Wakes a suspended subsystem.
/datum/controller/subsystem/proc/wake()
can_fire = TRUE