Re: Multiline arguments to AC_CHECK_HEADERS and AC_CHECK_FUNCS

[Paolo Bonzini]

Paul Eggert wrote:
> Stepan Kasal <address@hidden> writes:
>
> > 2007-05-11  Stepan Kasal  <address@hidden>
> >
> >         * lib/autoconf/functions.m4 (AC_CHECK_FUNCS): Assign $1 to
> >         shell variable ac_list, to allow for multiline parameter.
> >         But fall back to the old version if a quote is used.
> >         * lib/autoconf/headers.m4 (AC_CHECK_HEADERS): Likewise.
> >         * tests/semantics.at (multiline AC_CHECK_FUNCS): New.
> >         (multiline AC_CHECK_HEADERS): New.
> >         (multiline AC_CHECK_FUNCS (backslash)): New.
> >         (multiline AC_CHECK_HEADERS (backslash)): New.
>
> Thanks, that looks better, except it doesn't have any
> changes to the documentation or to NEWS.  Can you please
> write those as well?

Why should matters be complicated this way?  Stepan showed it does not 
work with autoheader.  How many packages are there that use this kind of 
quoted argument, and not use autoheader?  Can't we instead *warn* on the 
problem and let the user fix their code?

Paolo