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Re: [CFT] Shell functionization patch (if you don't know what that means
Re: [CFT] Shell functionization patch (if you don't know what that means, it's faster Autoconf and leaner configure scripts)
Mon, 3 Nov 2008 04:57:12 -0600
On Thu, Oct 30, 2008 at 3:47 AM, Paolo Bonzini <address@hidden> wrote:
>>> Nothing prevents a configure script (written in sh) from using scraps of
>>> Perl. Hopefully the script would check that Perl exists before actually
>>> using it.
>> But is there a clean way without having to watch the m4 special
>> characters, etc., i.e., some kind of escape so we can change to Perl,
>> or ruby, or...?
> No. But you can just use appropriate M4 quotes, and it won't be a
> problem as long as  and () are balanced.
>> Do you know anything about the $PERL thing Paolo mentioned?
> It's nothing special! Just do
> AC_PATH_PROG(PERL, perl)
> and $PERL will point to the absolute path of the Perl interpreter.
> That's what Bob meant by "hopefully the script would check that Perl
> exists before actually using it".
Thanks, Paolo, I think I can work it out now.
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Tom Browder <=