Re: [BProc] bpsh, scripts and $0

[Greg W. <g.w...@co...>]

Could be, if PVM was trying to run a script...

Greg

On 23/02/2004, at 2:24 PM, Dale Harris wrote:

> On Mon, Feb 23, 2004 at 09:22:47AM -0700, er...@he... elucidated:
>>
>> Hehe.  You've discovered the wacky shell script hack that I put in a
>> while ago.  The problem with shell scripts is that then the kernel
>> sees '#!/bin/sh' in a script called X it actually does
>> execve("/bin/sh", "X", 0).  X isn't going to exist on the nodes most
>> of the time.  This is true in my world anyway.  BProc, in an attempt
>> to be tricky and get around this, puts the script in the process's
>> memory space and then gives you this file descriptor on fd 3 that
>> magically just reads the file from your own memory space.  This made a
>> few perl users very happy a while ago.
>>
>
> I wonder if that is what was getting in the way of PVM on 4.0?  That 
> was
> the file it would complain about.
>
>
> --
> Dale Harris
> ro...@ma...
> /.-)
>
>
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