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Subject:	Re: #!/bin/sh vs #!/bin/bash filename expansion after <
To:	cygwin AT cygwin DOT com, Andrey Repin <anrdaemon AT yandex DOT ru>,
	=?UTF-8?Q?Morten_Kj=c3=a6rulff?= <mortenkjarulff AT gmail DOT com>
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	<101867550 DOT 20200812230733 AT yandex DOT ru>
From:	Eliot Moss <moss AT cs DOT umass DOT edu>
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Date:	Wed, 12 Aug 2020 16:53:52 -0400
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On 8/12/2020 4:07 PM, Andrey Repin wrote:
> Greetings, Morten Kjærulff!
> 
>> This script:
> 
>> #!/bin/sh
>> echo hello >hello.txt
>> ls -l
>> cat hell*
>> cat < hell*
> 
>> gives me:
> 
>> $ ./t.sh
>> total 2
>> -rw-r--r-- 1 vp01mkf Domain Users  6 Aug 12 19:51 hello.txt
>> -rwxr-xr-x 1 vp01mkf Domain Users 60 Aug 12 19:51 t.sh
>> hello
>> ./t.sh: line 5: hell*: No such file or directory
> 
>> But if I change line1 to
>> #!/bin/bash
>> I get
>> hello
>> hello
> 
>> Is that correct behaviour. I guess so, but why? And what is the rule?
> 
> d2u t.sh
> ???

Yes, you need to watch line endings under cygwin!  The usual Windows CR-LF
can cause a world of grief.  You can mount drives to hide this, but doing
so can mess up reading binary files ...

EM
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