gnulib-tool: protect against CDPATH

[gnulib.git] / ChangeLog

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 2013-10-28  Jim Meyering  <meyering@fb.com>
 
+       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.
+
        maint.mk: restore functionality removed by recent change...
        Sunday's change, v0.0-8062-g6b24f60, may have appeared correct from
        the context of a shallow-cloned gnulib repository: "git describe"