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Proper synchronization

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topjohnwu 2021-02-24 02:50:55 -08:00
parent e613855a4f
commit 60f3d62f00
1 changed files with 6 additions and 4 deletions
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10
app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt
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@ -43,8 +43,6 @@ import java.security.SecureRandom
import java.util.*
import java.util.zip.ZipFile
private var haveActiveSession: Boolean = false
abstract class MagiskInstallImpl protected constructor(
protected val console: MutableList<String> = NOPList.getInstance(),
private val logs: MutableList<String> = NOPList.getInstance()
@ -418,17 +416,21 @@ abstract class MagiskInstallImpl protected constructor(
protected abstract suspend fun operations(): Boolean
open suspend fun exec(): Boolean {
synchronized(haveActiveSession) {
synchronized(Companion) {
if (haveActiveSession)
return false
haveActiveSession = true
}
val result = withContext(Dispatchers.IO) { operations() }
synchronized(haveActiveSession) {
synchronized(Companion) {
haveActiveSession = false
}
return result
}
companion object {
private var haveActiveSession = false
}
}
abstract class MagiskInstaller(