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gb_Helper_NULLFILE := /dev/null

# gb_Helper_GNUCOPY is set by the platform

gb_Helper_MISC := $(WORKDIR)/Misc

# general propose phony target
gb_Helper_PHONY := $(gb_Helper_MISC)/PHONY

# general propose empty dummy target
gb_Helper_MISCDUMMY := $(gb_Helper_MISC)/DUMMY

# if ($true) then old files will get removed from the target location before
# they are copied there. In multi-user environments, this is needed you need to
# be the owner of the target file to be able to cp -pf 
gb_Helper_CLEARONDELIVER := $(true)

.PHONY : $(WORKDIR)/Misc/PHONY
$(gb_Helper_MISCDUMMY) :
    @mkdir -p $(dir $@) && touch $@

define gb_Helper_abbreviate_dirs
R=$(REPODIR) && \
$(subst $(REPODIR)/,$$R/,S=$(SRCDIR) && \
$(subst $(SRCDIR)/,$$S/,O=$(OUTDIR)) && \
$(subst $(SRCDIR)/,$$S/,$(subst $(OUTDIR)/,$$O/,W=$(WORKDIR) && $(subst $(WORKDIR)/,$$W/,$(1)))))
endef

define gb_Helper_make_clean_target
gb_$(1)_get_clean_target = $(WORKDIR)/Clean/$(1)/$$(1)

endef

define gb_Helper_make_outdir_clean_target
gb_$(1)_get_clean_target = $$(subst $(OUTDIR)/,$(WORKDIR)/Clean/OutDir/,$$(call gb_$(1)_get_target,$$(1)))

endef

define gb_Helper_make_dep_target
gb_$(1)_get_dep_target = $(WORKDIR)/Dep/$(1)/$$(1).d

endef

define gb_Helper_make_clean_targets
$(foreach targettype,$(1),\
    $(call gb_Helper_make_clean_target,$(targettype)))

endef

define gb_Helper_make_outdir_clean_targets
$(foreach targettype,$(1),\
    $(call gb_Helper_make_outdir_clean_target,$(targettype)))

endef

define gb_Helper_make_dep_targets
$(foreach targettype,$(1),\
    $(call gb_Helper_make_dep_target,$(targettype)))

endef

define gb_Helper_get_outdir_clean_target
$$(subst $(OUTDIR)/,$(WORKDIR)/Clean/OutDir/,$(1))
endef

gb_Helper__deliverprefix = mkdir -p $(dir $(1)) &&

ifeq ($(gb_Helper_CLEARONDELIVER),$(true))
gb_Helper__deliverprefix += rm -rf $(1) &&
endif

define gb_Helper_deliver
$(call gb_Helper__deliverprefix,$(2)) $(gb_Helper_GNUCOPY) -f $(1) $(2)
endef

define gb_Helper_register_repository
gb_Helper_CURRENTREPOSITORY := $(1)

endef

define gb_Helper_add_repository
gb_Helper_CURRENTREPOSITORY :=
include $(1)/Repository.mk
ifeq ($$(gb_Helper_CURRENTREPOSITORY),)
$$(eval $$(call gb_Output_error,No call to gb_Helper_register_repository in Repository.mk for repository $(1)))
endif
$$(gb_Helper_CURRENTREPOSITORY) := $(1)

endef

define gb_Helper_add_repositories
$(foreach repo,$(1),$(call gb_Helper_add_repository,$(repo)))

endef

define gb_Helper_init_registries
gb_Executable_VALIDGROUPS := UREBIN SDK OOO BRAND NONE
gb_Library_VALIDGROUPS := OOOLIBS PLAINLIBS_NONE PLAINLIBS_URE PLAINLIBS_OOO RTLIBS RTVERLIBS STLLIBS UNOLIBS_URE UNOLIBS_OOO UNOVERLIBS
gb_StaticLibrary_VALIDGROUPS := PLAINLIBS

$$(foreach group,$$(gb_Executable_VALIDGROUPS),$$(eval gb_Executable_$$(group) :=))
$$(foreach group,$$(gb_Library_VALIDGROUPS),$$(eval gb_Library_$$(group) :=))
$$(foreach group,$$(gb_StaticLibrary_VALIDGROUPS),$$(eval gb_StaticLibrary_$$(group) :=))

endef

define gb_Helper_collect_libtargets
gb_Library_TARGETS := $$(foreach group,$$(gb_Library_VALIDGROUPS),$$(gb_Library_$$(group)))
gb_StaticLibrary_TARGETS := $$(foreach group,$$(gb_StaticLibrary_VALIDGROUPS),$$(gb_StaticLibrary_$$(group)))

endef

define gb_Helper_collect_knownlibs
gb_Library_KNOWNLIBS := $$(foreach group,$$(gb_Library_VALIDGROUPS),$$(gb_Library_$$(group)))
gb_StaticLibrary_KNOWNLIBS := $$(foreach group,$$(gb_StaticLibrary_VALIDGROUPS),$$(gb_StaticLibrary_$$(group)))

endef

define gb_Helper_register_executables
ifeq ($$(filter $(1),$$(gb_Executable_VALIDGROUPS)),)
$$(eval $$(call gb_Output_error,$(1) is not a valid group for executables. Valid groups are: $$(gb_Executable_VALIDGROUPS)))
endif

gb_Executable_$(1) += $(2)

endef

define gb_Helper_register_libraries
ifeq ($$(filter $(1),$$(gb_Library_VALIDGROUPS)),)
$$(eval $$(call gb_Output_error,$(1) is not a valid group for libraries. Valid groups are: $$(gb_Library_VALIDGROUPS)))
endif

gb_Library_$(1) += $(2)

endef

define gb_Helper_register_static_libraries
ifeq ($$(filter $(1),$$(gb_StaticLibrary_VALIDGROUPS)),)
$$(eval $$(call gb_Output_error,$(1) is not a valid group for static libraries. Valid groups are: $$(gb_StaticLibrary_VALIDGROUPS)))
endif

gb_StaticLibrary_$(1) += $(2)

endef

# vim: set noet sw=4 ts=4: