On Tue, April 26, 2016 9:27 pm, Alice Wonder wrote: > On 04/26/2016 07:21 PM, Digimer wrote: >> On 26/04/16 10:07 PM, John R Pierce wrote: >>> On 4/26/2016 6:45 PM, Jack Bailey wrote: >>>> >>>> Today someone in a meeting claimed the Bourne shell is deprecated, one >>>> of the reasons being it supposedly has security issues. Well that's >>>> all news to me, and I cannot find anything online to corroborate the >>>> claim. Is this true, is it a bash vs. Bourne FUD, or something else? >>> >>> there's no Bourne shell in CentOS anyways, /bin/sh is a symlink to >>> /bin/bash... >>> >>> last OS I can think of with an actual Bourne shell was Solaris. >> >> ?? >> >> [root at an-striker01 ~]# cat /etc/redhat-release >> CentOS release 6.7 (Final) >> >> [root at an-striker01 ~]# which bash >> /bin/bash >> >> [root at an-striker01 ~]# ls -lah /bin/bash >> -rwxr-xr-x. 1 root root 885K Sep 22 2015 /bin/bash >> >> [root at an-striker01 ~]# which sh >> /bin/sh >> >> [root at an-striker01 ~]# ls -lah /bin/sh >> lrwxrwxrwx. 1 root root 4 Mar 27 18:40 /bin/sh -> bash > > Yes, Red Hat and most (all?) GNU/Linux distributions have used bash as > far back as I can remember. > > Some of the BSDs use to have a bourne shell and maybe some do, I don't > know. > > bash is mostly compatible with bourne (can run most bourne scripts) > which is why /bin/sh is a symlink to /bin/bash on GNU and most other > *nix systems. > > Bourne is for all practical purposes dead. Nope. FreeBSD (and its clones like PC-BSD) use Bourne shell for startup scripts. OpenBSD comes with Bourne shell as well (though they use ksh for system scripts if I remember it correctly). Not dead and there is a reason for that. Valeri > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos > ++++++++++++++++++++++++++++++++++++++++ Valeri Galtsev Sr System Administrator Department of Astronomy and Astrophysics Kavli Institute for Cosmological Physics University of Chicago Phone: 773-702-4247 ++++++++++++++++++++++++++++++++++++++++