Makefile

all:

LC_ALL:=C
LANG:=C
export LC_ALL LANG

.SHELLFLAGS = -ec

# check for spaces & resolve possibly relative paths
define mkabspath
   ifneq (1,$(words [$($(1))]))
     $$(error $(1) must not contain spaces)
   endif
   override $(1) := $(abspath $($(1)))
endef

escape = '$(subst ','\'',$(1))'

GLUON_SITEDIR ?= site
$(eval $(call mkabspath,GLUON_SITEDIR))

$(GLUON_SITEDIR)/site.mk:
	$(error No site configuration was found. Please check out a site configuration to $(GLUON_SITEDIR))

include $(GLUON_SITEDIR)/site.mk

GLUON_RELEASE ?= $(error GLUON_RELEASE not set. GLUON_RELEASE can be set in site.mk or on the command line)

GLUON_DEPRECATED ?= $(error GLUON_DEPRECATED not set. Please consult the documentation)

ifneq ($(GLUON_BRANCH),)
  $(warning *** Warning: GLUON_BRANCH has been deprecated, please set GLUON_AUTOUPDATER_BRANCH and GLUON_AUTOUPDATER_ENABLED instead.)
  GLUON_AUTOUPDATER_BRANCH ?= $(GLUON_BRANCH)
  GLUON_AUTOUPDATER_ENABLED ?= 1
endif

GLUON_AUTOUPDATER_ENABLED ?= 0

# initialize (possibly already user set) directory variables
GLUON_TMPDIR ?= tmp
GLUON_OUTPUTDIR ?= output
GLUON_IMAGEDIR ?= $(GLUON_OUTPUTDIR)/images
GLUON_PACKAGEDIR ?= $(GLUON_OUTPUTDIR)/packages
GLUON_DEBUGDIR ?= $(GLUON_OUTPUTDIR)/debug
GLUON_TARGETSDIR ?= targets
GLUON_PATCHESDIR ?= patches

$(eval $(call mkabspath,GLUON_TMPDIR))
$(eval $(call mkabspath,GLUON_OUTPUTDIR))
$(eval $(call mkabspath,GLUON_IMAGEDIR))
$(eval $(call mkabspath,GLUON_PACKAGEDIR))
$(eval $(call mkabspath,GLUON_TARGETSDIR))
$(eval $(call mkabspath,GLUON_PATCHESDIR))

GLUON_MULTIDOMAIN ?= 0
GLUON_AUTOREMOVE ?= 0
GLUON_DEBUG ?= 0
GLUON_MINIFY ?= 1

# Can be overridden via environment/command line/... to use the Gluon
# build system for non-Gluon builds
define GLUON_BASE_FEEDS ?=
src-link gluon_base ../../package
endef

GLUON_VARS = \
	GLUON_RELEASE GLUON_REGION GLUON_MULTIDOMAIN GLUON_AUTOREMOVE GLUON_DEBUG GLUON_MINIFY GLUON_DEPRECATED \
	GLUON_DEVICES GLUON_TARGETSDIR GLUON_PATCHESDIR GLUON_TMPDIR GLUON_IMAGEDIR GLUON_PACKAGEDIR GLUON_DEBUGDIR \
	GLUON_SITEDIR GLUON_RELEASE GLUON_AUTOUPDATER_BRANCH GLUON_AUTOUPDATER_ENABLED GLUON_LANGS GLUON_BASE_FEEDS \
	GLUON_TARGET BOARD SUBTARGET