Re: Explicit interpreter paths considered harmful

[Paolo Bonzini]

> --- a/build-aux/gitlog-to-changelog
> +++ b/build-aux/gitlog-to-changelog
> @@ -1,4 +1,7 @@
> -#!/usr/bin/perl
> +#!/bin/sh
> +# Accommodate systems where /usr/bin/perl is not the right path.
> +exec perl -x "$0" "$@"
> +#!perl
>
> The only assumption it makes is about /bin/sh, but that one seems to be
> hard (impossible?) to avoid anyway.

Yeah.  But why not the standard

#! /bin/sh
eval 'exec /usr/bin/perl -S $0 ${1+"$@"}'
    if 0;

suggested in perlrun(1)?

Paolo