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8197498: (se) kevent polling should ignore signal interrupt (EINTR)

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8179307: Java_sun_nio_ch_KQueue_keventPoll throws an exception with "kqueue failed" instead of "kevent poll failed"

Reviewed-by: alanb
This commit is contained in:
Brian Burkhalter 2018-02-12 08:19:33 -08:00
parent a7b3a19ec4
commit 7c3b34ae81
1 changed files with 5 additions and 9 deletions
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14
src/java.base/macosx/native/libnio/ch/KQueueArrayWrapper.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -34,6 +34,7 @@
#include "jni_util.h"
#include "jvm.h"
#include "jlong.h"
#include "nio_util.h"
#include <sys/types.h>
#include <sys/event.h>
@ -153,15 +154,10 @@ Java_sun_nio_ch_KQueueArrayWrapper_kevent0(JNIEnv *env, jobject this, jint kq,
tsp = NULL;
}
result = kevent(kq, NULL, 0, kevs, kevCount, tsp);
RESTARTABLE(kevent(kq, NULL, 0, kevs, kevCount, tsp), result);
if (result < 0) {
if (errno == EINTR) {
// ignore EINTR, pretend nothing was selected
result = 0;
} else {
JNU_ThrowIOExceptionWithLastError(env, "KQueueArrayWrapper: kqueue failed");
}
JNU_ThrowIOExceptionWithLastError(env,
"KQueueArrayWrapper: kevent poll failed");
}
return result;