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Re: [PATCH v2] change ifunc assembly test to a link test
On 10/23/2012 04:51 PM, Joseph S. Myers wrote:
> I'd think it ought to be OK by now for shell scripts in GNU
> software to use at least anything from POSIX.2-1992 (both shell features,
> and utility options), and probably the 2001 edition of POSIX (like for C
> interfaces)
I just this week ran into an example of why shell scripts
can't portably assume even POSIX.2-1992 behavior. The latest
gzip's implementation of zgrep, which uses grep -e, doesn't
work on Solaris 11, where the standard grep still (after all
these years!) does not support -e.
Here's the bug report:
http://lists.gnu.org/archive/html/bug-gzip/2012-10/msg00003.html