Re: [Axiom-developer] Building Axiom twice

[Waldek Hebisch]

Gabriel Dos Reis wrote:
> Waldek Hebisch <address@hidden> writes:
> 
> | Gabriel Dos Reis wrote:
> | > Waldek Hebisch <address@hidden> writes:
> | > 
> | > | Remark2. From my point of view the stamp stuff in the main Makefile
> | > | is not doing anything usefull,
> | > 
> | > Could you clarify what you mean by this?
> | > 
> | 
> | > | diff -ru build-improvements.bb/Makefile.pamphlet 
> build-improvements/Makefile.pamphlet
> | > | --- build-improvements.bb/Makefile.pamphlet     2006-11-21 
> 00:10:38.000000000 +0100
> | > | +++ build-improvements/Makefile.pamphlet        2006-11-21 
> 02:27:34.000000000 +0100
> | > | @@ -263,10 +263,6 @@
> | > |  all-recursive: @axiom_required_build_utils@
> | > |  
> | > |  all-ax:
> | > | -       @ echo 1 making a ${SYS} system, PART=${PART} SUBPART=${SUBPART}
> | > | -       @ echo 2 Environment ${ENV}
> | > | -       @ $(MAKE) stamp-rootdirs
> | > | -       @ ${ENV} $(MAKE) $(src_stamp)
> | > |         @echo 3 finished system build on `date` | tee >lastBuildDate
> | > 
> | > Why?
> | > 
> | > |  all-bootsys: $(lsp_stamp)
> | > | @@ -279,9 +275,6 @@
> | > |  <<noweb>>
> | > |  <<install>>
> | > |  
> | > | -$(src_stamp): $(lsp_stamp)
> | > | -       cd $(build_srcdir) && $(ENV) $(MAKE)
> | > | -
> | > 
> | > Why?
> | >
> | 
> | We have already run make in src subdirectory: the first run is
> | from recursive part.  So I must ask why do you want to run make
> | in src subdirectory twice?  My understanding was that you did not
> | intend that. 
> 
> Correct, I don't want to Make src/ twice.  However, there is a
> dependency which I think is lost in the removal your suggest.
> 
> Before build-improvements was created, Axiom used to build a locally
> patched version of GCL which needed objects from src/lib (sockio-c.o
> and all that).  So, the very first thing the makefile did (after
> building noweb) was to Make src/lib (and not any other sibling
> directory). After that, GCL is made, then src is walked starting with
> boot/, interp/ and so one.  But you src/ in general depends on
> lsp/, which itself depends on src/lib.  
> 
> Now that we don't need to build a patched version of GCL, we do
> this:
>   (1) build noweb if necessary
>   (2) build GCL if necessaary -- as if we build on its own; however
>          install in $(axiom_builddir)
>   (3) build a Lisp image that contains objects from src/lib
>       (a) so, we must have built src/lib before building the Lips image.
> 

In the main Makefile we have:

SUBDIRS = src/lib lsp src

and the recursive part will build subdirectories in this strictly
sequential order.  So, as long as recursive logic remains sequential
stamps are redundant.

-- 
                              Waldek Hebisch
address@hidden