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gnulib-tool: protect against CDPATH
author
Jim Meyering
<meyering@fb.com>
Mon, 28 Oct 2013 23:08:16 +0000
(16:08 -0700)
committer
Jim Meyering
<meyering@fb.com>
Tue, 29 Oct 2013 00:05:26 +0000
(17:05 -0700)
* gnulib-tool: Many "cd" built-in functions print a directory name
to stdout when CDPATH is set, e.g.,
$ bash -c 'CDPATH=/; cd tmp'
/tmp
Unset it, when possible. Prompted by a comment from Bruce Korb.
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