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From: "Sebastien Vauban" <wxhgmqzgwmuf AT spammotel DOT com>
Subject: Re: Portable shell code between Cygwin and Linux
Date: Mon, 01 Aug 2011 08:49:12 +0200
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Hi Andrey,

Andrey Repin wrote:
>>> For every shell code that I write, I'd like it to be portable both to
>>> Cygwin on Windows, and to Ubuntu Linux for example.
>>> 
>>> It's kinda possible, but am blocked with such a use case:
>>> 
>>> alias vpnup='exec sudo openvpn --config ~/config/client.vpn --writepid /tmp/openvpn.pid &'
>>> 
>>> While this worked perfectly under Ubuntu, I've had to make up a customized
>>> version for Windows:
>>> 
>>> alias vpnupwin='cd c:/home/sva/config; openvpn --config client.vpn --writepid c:/cygwin/tmp/openvpn.pid &'
>
>> Don't use Win32 paths.  Use POSIX paths:
>
>>   alias vpnupwin='cd /cygdrive/c/home/sva/config; openvpn --config client.vpn --writepid /cygdrive/c/cygwin/tmp/openvpn.pid &'
>
> Moreover, the very first line is wrong.
>
> Must be
>
> alias vpnup='exec sudo openvpn --config $HOME/config/client.vpn --writepid /tmp/openvpn.pid &'
>
> that's where his problem began, IMO.

That's interesting. I thought this was completely equivalent (~ or $HOME), and
preferred the shorter version.

But you say it's not. Can you comment on this?  Thanks in advance...

Best regards,
  Seb

-- 
Sebastien Vauban


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