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runtime: sleep longer in dieFromSignal on Darwin

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Fixes #20315

Change-Id: I5d5c82f10902b59168fc0cca0af50286843df55d
Reviewed-on: https://go-review.googlesource.com/82375
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Ian Lance Taylor 2017-12-06 16:24:10 -08:00
parent 70f441bc49
commit 0ec59e4c08
1 changed files with 8 additions and 0 deletions
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8
src/runtime/signal_unix.go
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@ -432,6 +432,14 @@ func dieFromSignal(sig uint32) {
osyield() osyield()
osyield() osyield()
// On Darwin we may still fail to die, because raise sends the
// signal to the whole process rather than just the current thread,
// and osyield just sleeps briefly rather than letting all other
// threads run. See issue 20315. Sleep longer.
if GOOS == "darwin" {
usleep(100)
}
// If we are still somehow running, just exit with the wrong status. // If we are still somehow running, just exit with the wrong status.
exit(2) exit(2)
} }