diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-05-27 21:09:58 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-05-27 21:09:58 -0400 |
commit | 0ec5e5d0bcc0026ae09f21d5deb7256a38916076 (patch) | |
tree | 243cf5ce433900ddbe1e7b823beb6d1a9450246d /build-aux/Makefile.head.mk | |
parent | 7da2f4c04a4ef39d1eee541b71cbc4f9c10dfa3b (diff) |
move everything into build-aux
Diffstat (limited to 'build-aux/Makefile.head.mk')
-rw-r--r-- | build-aux/Makefile.head.mk | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/build-aux/Makefile.head.mk b/build-aux/Makefile.head.mk new file mode 100644 index 0000000000..e4ae329a8f --- /dev/null +++ b/build-aux/Makefile.head.mk @@ -0,0 +1,49 @@ +# Copyright (C) 2015-2016 Luke Shumaker +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# 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),) + +_am = am_ + +_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 + +include $(topsrcdir)/common.once.head.mk + +endif # _am_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))) + +_am_included_makefiles := $(_am_included_makefiles) $(call am_path,$(outdir)/Makefile) + +$(foreach v,$($(_am)dirlocal),$(eval $v=)) + +include $(topsrcdir)/common.each.head.mk |