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Date: Thu, 6 Feb 2014 02:07:38 +0400
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: Andrey Repin <cygwin AT cygwin DOT com>
Message-ID: <709102296.20140206020738@mtu-net.ru>
To: Warren Young <warren AT etr-usa DOT com>, cygwin AT cygwin DOT com
Subject: Re: Newbie Questions
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Greetings, Warren Young!

> On 2/5/2014 14:17, Warren Young wrote:
>>
>> I'd bet there are more Bourne shell scripts in the world with no
>> extension at all than .sh.

> ....That said, if you're wanting to be able to double-click on a shell 
> script icon in Windows and associate that with Cygwin's bash.exe, you 
> *will* need to pick a file name extension, since that's how Windows 
> determines what's in a file.

Not necessarily. Especially not, when using ShellExecute(Ex)?...

> .sh is indeed the standard choice when you must use a file extension for 
> a Bourne shell script, for whatever reason.

> These two features can interact in odd ways.

> Say you have a Perl script, which you have misleadingly named foo.sh. 
>  From a bash shell, you type:

>         $ ./foo.sh

> The Perl script will run as intended, despite the name.

> But if you associate .sh with bash.exe, then double-click that script 
> from Windows Explorer, it won't work right, since bash.exe will try to 
> run it as a shell script.

Have you actually tried that?
Try it, you'll be surprised.

> Perl isn't close enough in syntax to Bourne shell for this to work for
> anything but trivial (or very tricky!) scripts. 

> What you've done here is substitute Windows Explorer for exec(), so you
> don't get the shebang handling built into exec().

Try it yourself... you'll be surprised.


--
WBR,
Andrey Repin (anrdaemon AT yandex DOT ru) 06.02.2014, <02:02>

Sorry for my terrible english...


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