Re: .SUFFIXES hosed by switch to automake 1.9.x

[Jeff Johnston <jjohnstn at redhat dot com>]

Ralf Corsepius wrote:
> On Wed, 2007-04-18 at 16:34 +0100, Joern Rennecke wrote:
>   
> > On Wed, Apr 18, 2007 at 04:53:20PM +0200, Ralf Corsepius wrote:
> >     
> > > In rtems Makefile.am's I am using this construct:
> > >
> > > project_libdir = $(libdir)
> > >
> > > EXTRA_DIST = crt0.S
> > > crt0.$(OBJEXT): crt0.S
> > >         $(CPPASCOMPILE) -o $@ -c $<
> > > project_lib_DATA = crt0.$(OBJEXT)
> > >       
> > I am now using this (copied from another directories's Makefile.in):
> >
> > CCASCOMPILE = $(CCAS) $(AM_CCASFLAGS) $(CCASFLAGS)
> > .S.o:
> >         $(CCASCOMPILE) -c $<
> >
> > The presense of the .S.o rule also has the effect of fixing the generated
> > .SUFFIXES rules to allow .S .
> >     
> You will want CPPASCOMPILE. 
>
> CCASCOMPILE is *.s -> *.o
>
>   
This all works today using a .S file in EXTRA_lib_a_SOURCES and 
specifying lib_a_CCASFLAGS=AM_CCASFLAGS.  Are you saying this was a bug 
in 1.9 and it all breaks again in 1.10?  If so, I really wish automake 
would stabilize so I don't have to constantly change Makefile.am files 
every release.

-- Jeff J.

> I don't know off-head if CPPASCOMPILE was introduced in automake-1.10 or
> already is present in automake-1.9 (already outdated for quite some
> time).
>
> Ralf
>
>
>