RFR: 8259943: FileDescriptor.close0 does not handle EINTR

Brian Burkhalter bpb at openjdk.java.net
Thu Jan 21 18:28:17 UTC 2021

On Thu, 21 Jan 2021 07:32:39 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Please review this small change to handle `EINTR` from `close()` in `fileDescriptorClose()`. The function `handleGetLength()` is also changed to handle `EINTR` from `fstat64()` to match other uses of `fstat64()` in the file.
> src/java.base/unix/native/libjava/io_util_md.c line 167:
>> 165:     } else {
>> 166:         int result;
>> 167:         RESTARTABLE(close(fd), result);
> close is not restartable (except AIX apparently). This means you have to explicitly handle EINTR, see UnixNativeDispatcher.close0 for an example.

I had it that way before creating the PR; will revert.


PR: https://git.openjdk.java.net/jdk/pull/2173

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