On 2/23/10, Eric Blake <ebl...@redhat.com> wrote: > According to Sam Steingold on 2/23/2010 3:06 PM: > > >> > I updated gnulib in clisp and gnulib-tool installed arg-nonnull.h & > >> > warn-on-use.h in src/build-aux. > >> > why aren't these files in the usual place (src/gllib), together with > all > >> > the other headers? > >> > >> Because the versions in src/build-aux are templates, which get further > >> modified by a sed script during make, such that you end up using the > >> modified contents as the inline portion merged with *.in.h header > >> templates to form replacement headers in build/gllib. > > > > I am not sure I see the fundamental difference. > > > For warn-on-use.h, I was just following the precedence set by Bruno during > arg-nonnull.h. Beyond that, this is more of Bruno's question why he > picked build-aux rather than gllib for the templates to live in, > particularly given that our *.in.h templates live in gllib.
Bruno! Bruno! > > I want to enable my users to build clisp modules against an existing > > system-wide clisp installation (and install the user-built modules in > > their home directory), similar to the way cpan works for perl. > > > > since the configure files refer to some build-aux files, I have to > > install those files when I install clisp. > > I'm not much of a fan of installing from build-aux; so it seems like you > have a use case that deserves some refactoring on the gnulib side of > things. But at this point, I'm hoping Bruno can step in and comment. Bruno! Bruno! > > I want to be able to add build_aux=.... to the $(MAKE) invocation > > so that the file arg-nonnull.h & warn-on-use.h are found in the right > place. > > In other words, the factorization allows you to override just $(build_aux) > as needed. But it depends on us being able to find a way to populate > $(build_aux) with the correct default in the absence of your module setup, > and is also only relevant if we can't come up with some better upstream > layout in the first place. All you need to do is tell automake to add build_aux=$(top_srcdir)/src/build-aux to Makefile.in and you are perfectly backwards compatible. -- Sam Steingold <http://sds.podval.org>
