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Subject: portable use of dos2unix WAS: Re: textmode for stdout, what is "correct" now?
References: <739ed5ce-6902-d702-e152-65dc2c1da667 AT ssi-schaefer DOT com> <20190214162002 DOT GA4950 AT calimero DOT vinschen DOT de> <6aa280c2-4769-0772-91d9-c73a3a3d9680 AT ssi-schaefer DOT com> <20190215102251 DOT GA2702 AT calimero DOT vinschen DOT de> <f7345109-5b22-a342-df1e-940e236c2397 AT ssi-schaefer DOT com> <1282767785 DOT 20190215154502 AT yandex DOT ru>
From: Michael Haubenwallner <michael DOT haubenwallner AT ssi-schaefer DOT com>
To: cygwin AT cygwin DOT com, Andrey Repin <anrdaemon AT yandex DOT ru>
Message-ID: <d59689ee-4bf3-d66f-ca0b-f9cec8dda035@ssi-schaefer.com>
Date: Fri, 15 Feb 2019 19:24:57 +0100
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Hi Andrey,

On 2/15/19 1:45 PM, Andrey Repin wrote:
> Greetings, Michael Haubenwallner!
> 
>>>
>>> For scripting, d2u should help.
> 
>> Plus, to be portable: type d2u >/dev/null 2>&1 || d2u() { cat; }
> 
> _d2u="$( which d2u 2> /dev/null || echo cat )"

To be honest, this is less portable for some reasons:

* "$(...)" is not Bourne Shell (/bin/sh) but POSIX Shell (ksh, bash, ...)
* "which" is C Shell and has it's own troubles (may load ~/.cshrc first)

On 2/15/19 1:48 PM, Corinna Vinschen wrote:
> 
> For portability, use `dos2unix'.  It's packed with most (all?) Linux
> distros.

Well... available yes, but not installed by default (any more).

> 
> if you want to be THAT nice.
> 
>> So, firsthand I do prefer to avoid that need.
> 
> +1

/haubi/

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