From: thefed <fedzor@...>
Date: 2008-01-09T06:53:21+09:00
Subject: Re: Ruby's Kernel::exec (and system and %x)


On Jan 8, 2008, at 9:59 AM, JJ wrote:

> On Jan 7, 5:14 pm, Nobuyoshi Nakada <n...@ruby-lang.org> wrote:
>> Hi,
>>
>> At Mon, 7 Jan 2008 05:14:59 +0900,
>> JJ wrote in [ruby-talk:286375]:
>>
>>> In Perl, one can force the no-shell-interpreter path by calling exec
>>> (and system) like so:
>>
>>>   my $cmd = "C:\\Program Files\\...";
>>>   exec( { $cmd } $cmd );
>>
>>   cmd = "C:/Program Files/..."
>>   exec([cmd, cmd])
>>
>> Citing from `ri exec':
>>      If the first argument is a two-element array, the first
>>      element is the command to be executed, and the second
>>      argument is used as the +argv[0]+ value, which may show up
>>      in process listings.
>
> Thank you. This executes the command directly and doesn't use a sub-
> shell. This is exactly what I was looking for.

How would one pass args here, though?
exec( ["/usr/bin/ls", "ls"], "-al")

Is that right?