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Re: tr portability

From: Simon Josefsson
Subject: Re: tr portability
Date: Thu, 25 Aug 2022 18:58:20 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux)

Bruno Haible <bruno@clisp.org> writes:

> Since we are already stating in the generic INSTALL file, since 2008:
>      On Solaris, don't put '/usr/ucb' early in your 'PATH'.  This
>   directory contains several dysfunctional programs; working variants of
>   these programs are available in '/usr/bin'.  So, if you need '/usr/ucb'
>   in your 'PATH', put it _after_ '/usr/bin'.
> your precautions above are coping with a situation that is unsupported
> anyway.

Ah thanks for the pointer

> In GNU gettext, many tests use "tr -d '\r'" since 2007 already, and no one
> ever has reported a problem with it.

But does it fail fatally when it doesn't work?  tests/parser.sh in
libtasn1 did, and we got a report about this just a year or so ago, so I
guess the problem still exists somewhere.


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