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https://issues.apache.org/jira/browse/HADOOP-7824?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13402766#comment-13402766
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Allen Wittenauer commented on HADOOP-7824:
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I suspect that's going to be a lot slower. The C compiler should be able to
optimize the heck out of pre-generated code rather than doing it on the fly.
Given that the whole reason why this code exists is speed....
> Native IO uses wrong constants almost everywhere
> ------------------------------------------------
>
> Key: HADOOP-7824
> URL: https://issues.apache.org/jira/browse/HADOOP-7824
> Project: Hadoop Common
> Issue Type: Bug
> Components: native
> Affects Versions: 0.20.204.0, 0.20.205.0, 1.0.3, 0.23.0, 2.0.0-alpha, 3.0.0
> Environment: Mac OS X, Linux, Solaris, Windows, ...
> Reporter: Dmytro Shteflyuk
> Assignee: Todd Lipcon
> Labels: hadoop
> Attachments: HADOOP-7824.patch, HADOOP-7824.patch
>
>
> Constants like O_CREAT, O_EXCL, etc. have different values on OS X and many
> other operating systems.
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