diff options
Diffstat (limited to 'build-aux/Makefile.head.mk')
-rw-r--r-- | build-aux/Makefile.head.mk | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/build-aux/Makefile.head.mk b/build-aux/Makefile.head.mk index e4ae329..e5ef379 100644 --- a/build-aux/Makefile.head.mk +++ b/build-aux/Makefile.head.mk @@ -14,36 +14,39 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. # This bit only gets evaluated once, at the very beginning -ifeq ($(_am_NO_ONCE),) +ifeq ($(_at.NO_ONCE),) + +_at.noslash = $(patsubst %/.,%,$(patsubst %/,%,$1)) +# These are all $(call _at.func,parent,child) +#_at.relto = $(if $2,$(shell realpath -sm --relative-to='$1' $2)) +_at.is_subdir = $(filter $(abspath $1)/%,$(abspath $2)/.) +_at.relto_helper = $(if $(call _at.is_subdir,$1,$2),$(patsubst $1/%,%,$(addsuffix /.,$2)),$(addprefix ../,$(call _at.relto_helper,$(patsubst %/,%,$(dir $1)),$2))) +_at.relto = $(call _at.noslash,$(call _at.relto_helper,$(call _at.noslash,$(abspath $1)),$(call _at.noslash,$(abspath $2)))) +# Note that _at.is_subdir says that a directory is a subdirectory of +# itself. +at.path = $(foreach p,$1,$(call _at.relto,.,$p)) -_am = am_ +define at.nl -_am_noslash = $(patsubst %/.,%,$(patsubst %/,%,$1)) -# These are all $(call _am_func,parent,child) -#_am_relto = $(if $2,$(shell realpath -sm --relative-to='$1' $2)) -_am_is_subdir = $(filter $(abspath $1)/%,$(abspath $2)/.) -_am_relto_helper = $(if $(call _am_is_subdir,$1,$2),$(patsubst $1/%,%,$(addsuffix /.,$2)),$(addprefix ../,$(call _am_relto_helper,$(patsubst %/,%,$(dir $1)),$2))) -_am_relto = $(call _am_noslash,$(call _am_relto_helper,$(call _am_noslash,$(abspath $1)),$(call _am_noslash,$(abspath $2)))) -# Note that _am_is_subdir says that a directory is a subdirectory of -# itself. -am_path = $(foreach p,$1,$(call _am_relto,.,$p)) -$(_am)dirlocal += $(_am)subdirs -$(_am)dirlocal += $(_am)depdirs +endef + +at.dirlocal += at.subdirs +at.dirlocal += at.depdirs include $(topsrcdir)/common.once.head.mk -endif # _am_NO_ONCE +endif # _at.NO_ONCE # This bit gets evaluated for each Makefile ## Set outdir and srcdir (assumes that topoutdir and topsrcdir are ## already set) -outdir := $(call am_path,$(dir $(lastword $(filter-out %.mk,$(MAKEFILE_LIST))))) -srcdir := $(call am_path,$(topsrcdir)/$(call _am_relto,$(topoutdir),$(outdir))) +outdir := $(call at.path,$(dir $(lastword $(filter-out %.mk,$(MAKEFILE_LIST))))) +srcdir := $(call at.path,$(topsrcdir)/$(call _at.relto,$(topoutdir),$(outdir))) -_am_included_makefiles := $(_am_included_makefiles) $(call am_path,$(outdir)/Makefile) +_at.included_makefiles := $(_at.included_makefiles) $(call at.path,$(outdir)/Makefile) -$(foreach v,$($(_am)dirlocal),$(eval $v=)) +$(foreach v,$(at.dirlocal),$(eval $v=)) include $(topsrcdir)/common.each.head.mk |