[Buildroot] [PATCHv2 08/21] Makefile: use the package infra based external-deps

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Dear Arnout Vandecappelle,

On Tue, 14 Apr 2015 02:10:03 +0200, Arnout Vandecappelle wrote:

> > +_external-deps: $(foreach p,$(PACKAGES),$(p)-all-external-deps)
> >  external-deps:
> > -	@$(MAKE1) -Bs DL_MODE=SHOW_EXTERNAL_DEPS $(EXTRAMAKEARGS) source | sort -u
> > +	@$(MAKE1) -Bs $(EXTRAMAKEARGS) _external-deps | sort -u
> 
>  If we also remove the sort -u (which removes duplicates, but there should be no
> duplicates to begin with), then there's no need for a recursive make and we
> avoid the GEN     /home/ymorin/dev/buildroot/O/./Makefile that Yann ran into
> (which BTW was not caused by this patch but already existed before).

Unless I missed something there will definitely be duplicates, if two
packages depend on the same dependency, this dependency will be listed
twice. I just did a "make randpackageconfig", followed by "make
_external-deps | sort", and here is what I get:

am335x-pru-package-506e074859891a2b350eb4f5fcb451c4961410ea.tar.gz
am335x-pru-package-506e074859891a2b350eb4f5fcb451c4961410ea.tar.gz
...
dbus-1.8.16.tar.gz
dbus-1.8.16.tar.gz
dbus-glib-0.104.tar.gz
dbus-glib-0.104.tar.gz
...
e2fsprogs-1.42.12.tar.xz
e2fsprogs-1.42.12.tar.xz
...
expat-2.1.0.tar.gz
expat-2.1.0.tar.gz
...
file-5.22.tar.gz
file-5.22.tar.gz
...

Want more of it? :-)

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com