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Diffstat (limited to 'ACE/contrib/utility/BuildRules/Bootstrap.rules')
-rw-r--r-- | ACE/contrib/utility/BuildRules/Bootstrap.rules | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/ACE/contrib/utility/BuildRules/Bootstrap.rules b/ACE/contrib/utility/BuildRules/Bootstrap.rules new file mode 100644 index 00000000000..32d28e12038 --- /dev/null +++ b/ACE/contrib/utility/BuildRules/Bootstrap.rules @@ -0,0 +1,95 @@ +# file : BuildRules/Bootstrap.rules +# author : Boris Kolpackov <boris@kolpackov.net> +# copyright : Copyright (c) 2002-2003 Boris Kolpackov +# license : http://kolpackov.net/license.html + +# basics +# +# + +define set +$(eval $1 := $(strip $2)) +endef + +define get +$(value $(strip $1)) +endef + +define sub +$(shell expr $1 - $2) +endef + +define add +$(shell expr $1 + $2) +endef + +# stack +# +# + +define push +$(eval $1 +=$(strip $2)) +endef + +define pop +$(eval $1 :=$(wordlist 1,$(call sub, $(words $(value $(strip $1))), 1),$(value $(strip $1)))) +endef + +define top +$(word $(words $(value $(strip $1))),$(value $(strip $1))) +endef + +# local +# +# + +define path_to_id +$(subst /,_,$(subst .,_,$(strip $1))) +endef + +MAKEFILE := $(word $(call sub,$(words $(MAKEFILE_LIST)),1),$(MAKEFILE_LIST)) +INCLUSION_ID := $(call path_to_id,$(MAKEFILE)) + +define get_inclusion_id +$(INCLUSION_ID) +endef + +define local_set +$(eval $(strip $(call get_inclusion_id))_$1 := $(strip $2)) +endef + +define local_get +$($(strip $(call get_inclusion_id))_$1) +endef + +define local_origin +$(origin $(strip $(call get_inclusion_id))_$1) +endef + + +define _get_inclusion_count +$(if $(call local_get,INCLUSION_COUNT),$(call local_get,INCLUSION_COUNT),0) +endef + +define _set_inclusion_count +$(call local_set,INCLUSION_COUNT,$1) +endef + +# include +# +# + +define include +$(strip + $(eval $(call push, include_stack, $(MAKEFILE))) \ + $(eval MAKEFILE :=$(strip $1)) \ + $(eval $(call push, inclusion_id_stack, $(INCLUSION_ID))) \ + $(eval $(call _set_inclusion_count,$(call add,$(call _get_inclusion_count),1))) \ + $(eval INCLUSION_ID :=$(INCLUSION_ID)_$(call local_get,INCLUSION_COUNT)_$(call path_to_id,$1)) \ + $(eval include $1) \ + $(eval INCLUSION_ID :=$(call top, inclusion_id_stack)) \ + $(eval $(call pop, inclusion_id_stack)) \ + $(eval MAKEFILE :=$(call top, include_stack)) \ + $(eval $(call pop, include_stack))) +endef +# $Id$ |