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(parent: 233419c) | patch
gnulib-tool: protect against CDPATH
authorJim Meyering <meyering@fb.com>
Mon, 28 Oct 2013 23:08:16 +0000 (16:08 -0700)
committerJim Meyering <meyering@fb.com>
Tue, 29 Oct 2013 00:05:26 +0000 (17:05 -0700)
commit5c508f686b9a0f986ac5d941d7be237ec047aedb
tree48d84b22af0110bb34b177297354ba38f02d7289tree | snapshot
parent233419c39c6d13d84439b95766328a238ffb6518commit | diff
gnulib-tool: protect against CDPATH

* 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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