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Subject: Re: Use a default path in exec*p*() if PATH is unset?
To: cygwin AT cygwin DOT com
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From: cyg Simple <cygsimple AT gmail DOT com>
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Date: Wed, 12 Apr 2017 13:27:49 -0400
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On 4/12/2017 12:41 PM, Christian Franke wrote:
> cyg Simple wrote:
>> ...
>> But I don't believe that env --ignore-environment should be using execvp
>> and should be using execv instead.  That is for the upstream coreutils
>> team to decide though.
> 
> Possibly not, as it would also require to check whether PATH is set
> later in the command line.
> 
> Always using execv() if -i is specified would break:
> 
>   env -i PATH=/bin:/usr/bin prog
> 

Good!  --ignore-environment is just that regardless of where the
environment is set.

> To force execv()-like behavior with -i, simply use
> 
>   env -i PATH=. prog
> 

But this is what should occur anyway.

-- 
cyg Simple

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