[Bug 1194800] Re: cd flibbleflob/.. works when it shouldn't
David Jones
drj at pobox.com
Wed Jul 3 17:10:16 UTC 2013
#2 I read 8.b.ii. Right after I read 8.b.i which says:
"""
If the preceding component does not refer (in the context of pathname resolution with symbolic links followed) to a directory, then the cd utility shall display an appropriate error message and no further steps shall be taken.
"""
So my interpretation is that POSIX mandates an error in this case.
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https://bugs.launchpad.net/bugs/1194800
Title:
cd flibbleflob/.. works when it shouldn't
Status in “dash” package in Ubuntu:
Confirmed
Bug description:
Consider the script:
cd flibbleflob/.. 2> /dev/null || echo splat
(Assuming that the flibbleflob directory does not exist) the 'cd'
should fail and so "splat" should be sent to stdout. And on bash it
is:
bash -c 'cd flibbleflob/.. 2> /dev/null || echo splat'
splat
But with dash, no output:
dash -c 'cd flibbleflob/.. 2> /dev/null || echo splat'
disappoint.
drj$ lsb_release -rd
Description: Ubuntu 13.04
Release: 13.04
drj$ apt-cache policy dash
dash:
Installed: 0.5.7-3ubuntu1
Candidate: 0.5.7-3ubuntu1
Version table:
*** 0.5.7-3ubuntu1 0
500 http://gb.archive.ubuntu.com/ubuntu/ raring/main amd64 Packages
100 /var/lib/dpkg/status
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