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Re: Shell comments in make rules


From: Ralf Wildenhues
Subject: Re: Shell comments in make rules
Date: Tue, 16 Nov 2010 20:34:57 +0100
User-agent: Mutt/1.5.20 (2010-08-04)

* Stefano Lattarini wrote on Tue, Nov 16, 2010 at 08:28:02PM CET:
> On Tuesday 16 November 2010, Ralf Wildenhues wrote:
> > * Stefano Lattarini wrote on Tue, Nov 16, 2010 at 08:11:11PM CET:
> > > On Tuesday 16 November 2010, Ralf Wildenhues wrote:
> > > 
> > > > > But even if it doesn't, shouldn't the comment in question be consired
> > > > > a shell comment anyway?  If that's not the case, well, I'd regard this
> > > > > behaviour as a severe bug in the OSF make implementation.
> > > > 
> > > > Yes, and it is quite well documented in
> > > >   info Autoconf 'Comments in Make Rules'
> > > But that only says:
> > >  "Some make treat anything starting with a tab as a command for the
> > >   current rule, even if the tab is immediately followed by a #."
> > > which is not relvant for the current situation.
> > 
> > Of course it is.  It means that you cannot put comments anywhere
> > in a makefile recipe command.
> Hmm... No, IMVHO it means that *starting* a command in a make recipe
> with a `#' is not portable.

That's not how I understand it.  At least not in conjunction with the
previous sentence, which is about as clear as it can get:

        Never put comments in a rule.



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