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https://issues.apache.org/jira/browse/HDFS-3271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13256729#comment-13256729
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Colin Patrick McCabe commented on HDFS-3271:
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> > Or test for POSIX compliance at configure time...
> Testing for presence of a race is tricky.
We would have to check the library version in the configure script. This is
actually pretty trivial in automake.
> src/fuse_users.c: use re-entrant versions of getpwuid, getgid, etc
> ------------------------------------------------------------------
>
> Key: HDFS-3271
> URL: https://issues.apache.org/jira/browse/HDFS-3271
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Colin Patrick McCabe
> Assignee: Colin Patrick McCabe
> Priority: Minor
>
> Use the re-entrant versions of these functions rather than using locking
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