Re: Prefer AM_CPPFLAGS to @CPPFLAGS@

[Ralf Wildenhues]

Hi Stepan,

* Stepan Kasal wrote on Wed, Jun 06, 2007 at 11:04:27AM CEST:
> 
> --- doc/autoconf.texi 4 Jun 2007 22:49:42 -0000       1.1160
> +++ doc/autoconf.texi 6 Jun 2007 08:40:55 -0000
> @@ -19152,10 +19152,10 @@
>  
>  @item
>  This solution can be simplified when compiling a program: you may either
> -extend the @code{CPPFLAGS}:
> +extend the @code{CPPFLAGS}, e.g., when using Automake:
>  
>  @example
> -CPPFLAGS = -DDATADIR='"$(datadir)"' @@CPPFLAGS@@
> +AM_CPPFLAGS = -DDATADIR='"$(datadir)"'
>  @end example

Why not show both (the non-Automake case is useful and conveys
additional information)?

Cheers,
Ralf