[Buildroot] [PATCH 21/23 v5] docs/asciidoc: make it possible to use $(@D) in hooks

Yann E. MORIN yann.morin.1998 at free.fr
Thu Sep 25 17:47:32 UTC 2014


Thomas, All,

On 2014-09-24 21:50 +0200, Thomas De Schampheleire spake thusly:
> On Sun, Sep 14, 2014 at 1:07 PM, Yann E. MORIN <yann.morin.1998 at free.fr> wrote:
> > Currently, it is not possible to use $(@D) in documents' hooks, because
> > there is no actual target file for the copying rule.
> >
> > So, use the same mechanism as for generic-package.
> >
> > We do not touch the target file, so it is easy to regenerate the manual
> > without calling the -clean rule first.
> 
> Shouldn't we add this note as a comment in doc/asciidoc.mk, to avoid
> later 'correction' that adds a touch?

Right, I'll do.

> > Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
> > ---
> >  docs/manual/manual.mk   |  2 +-
> >  package/doc-asciidoc.mk | 10 ++++------
> >  2 files changed, 5 insertions(+), 7 deletions(-)
> >
> > diff --git a/docs/manual/manual.mk b/docs/manual/manual.mk
> > index b221664..9a86113 100644
> > --- a/docs/manual/manual.mk
> > +++ b/docs/manual/manual.mk
> > @@ -8,7 +8,7 @@ MANUAL_RESSOURCES = $(TOPDIR)/docs/images
> >  # Our manual needs to generate lists
> >  define MANUAL_GEN_LISTS
> >         $(Q)$(call MESSAGE,"Updating the manual lists...")
> > -       $(Q)BR2_DEFCONFIG="" TOPDIR=$(TOPDIR) O=$(BUILD_DIR)/$(pkgname) \
> > +       $(Q)BR2_DEFCONFIG="" TOPDIR=$(TOPDIR) O=$(@D) \
> >                 BR2_EXTERNAL=$(TOPDIR)/support/dummy-external \
> >                 python -B $(TOPDIR)/support/scripts/gen-manual-lists.py
> >  endef
> > diff --git a/package/doc-asciidoc.mk b/package/doc-asciidoc.mk
> > index 38c9ced..13e4479 100644
> > --- a/package/doc-asciidoc.mk
> > +++ b/package/doc-asciidoc.mk
> > @@ -118,16 +118,14 @@ define ASCIIDOC
> >  $(pkgname)-check-dependencies: asciidoc-check-dependencies
> >         $$(Q)$$(foreach hook,$$($(2)_CHECK_EXTRA_DEPENDENCIES_HOOKS),$$(call $$(hook))$$(sep))
> 
> This patch does not allow $(@D) in the CHECK_EXTRA_DEPENDENCIES_HOOKS.
> Is that intentional?

Partly.

I could not find a real use-case where a dependency would depend on the
content of the document.

Also, dependencies are checked even before the rsync takes place, so
$(@D) does not even exist yet.

So, I did not bother handing a valid $(@D) to CHECK_DEPS.

Regards,
Yann E. MORIN.

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