parallel build failure(s)

[Simon Josefsson]

Graham Gower <graham.gower at gmail.com> writes:

> Hi,
>
> I'm using openembedded to cross build gnutls 2.10.2 and have seen a
> build failure which looks like its caused by missing dependencies
> in guile/src/Makefile.am. I am building with make -j 12.
>
> My failure:
> http://tinderbox.openembedded.net/public/logs/task/10751151.txt
> Another, similar failure:
> http://tinderbox.openembedded.net/public/logs/task/7589267.txt
>
> Its clear to me that the failures are due to the header file not
> being fully created before the guile-snarf process is invoked.
>
> I suspect something like the below patch may be the solution, but
> as I'm unable to easily reproduce the failure, I cannot reliably
> test it.

Thanks for report Graham.  Ludo, do you think the patch solves the
problem?

/Simon

> -Graham
>
> diff --git a/guile/src/Makefile.am.orig b/guile/src/Makefile.am
> index e8e81b1..2ee1297 100644
> --- a/guile/src/Makefile.am.orig
> +++ b/guile/src/Makefile.am
> @@ -122,7 +122,7 @@ extra-smob-types.i.c: $(srcdir)/make-smob-types.scm
>  snarfcppopts = $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
>  	       $(CFLAGS) $(AM_CFLAGS) $(GUILE_CFLAGS)
>  
> -.c.x:
> +.c.x: $(BUILT_SOURCES)
>  	$(guile_snarf) -o $@ $< $(snarfcppopts)
>  
>  # Target used by doc/Makefile, to create all built sources necessary