Re: #! and argv[0]: the path is removed before invoking the interpreter

From: Khimenko Victor (khim@sch57.msk.ru)
Date: Wed Feb 16 2000 - 18:45:09 EST


In <E12LBjK-0000Xp-00@the-village.bc.nu> Alan Cox (alan@lxorguk.ukuu.org.uk) wrote:
>> I believe the behavior of #! on Solaris goes all the way back to BSD
>> in of the early 80's. FreeBSD 3.0 behaves as Solaris does.
>>
>> I hope this considered a bug. If there willingness to take a patch for
>> it, I might work on making the fix.

> Im not sure about bug, but its certainly worth behaving the same way as
> everyone else in this case if its appropriate to do so. Take a look at
> the fs/binfmt* code and sure - send a patch

IMO it's better be CONSISTENT. Either
  1) argv[0] is always the same thing that was passed to execv
or
  2) argv[0] is always "realpath" to executable.

Since in case of "real binary" we doing 1) IMNSHO we should do this in case
of script as well...

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