Re: [BProc] bpsh, scripts and $0

[Dale H. <ro...@ma...>]

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...
/.-)