-# sum ########################################################################
-
-tbls: $(PACKAGES:%=etc/ld_%_sum.tbl)
-
-etc/ld_%_sum.tbl: MAS = $(shell find $* -name "*.ma")
-
-%.tbl: C1 = $(shell grep "inductive \|record " $(MAS) | wc -l)
-%.tbl: C2 = $(shell grep "definition \|let rec " $(MAS) | wc -l)
-%.tbl: C3 = $(shell grep "inductive \|record \|definition \|let rec " $(MAS) | wc -l)
-%.tbl: P1 = $(shell grep "theorem " $(MAS) | wc -l)
-%.tbl: P2 = $(shell grep "lemma " $(MAS) | wc -l)
-%.tbl: P3 = $(shell grep "lemma \|theorem " $(MAS) | wc -l)
-
-etc/ld_%_sum.tbl: $(MAS)
- @mkdir -p etc
- @printf 'Summary for: $*\n'
- @printf 'name "$(basename $(@F))"\n\n' > $@
- @printf 'table {\n' >> $@
- @printf ' class "grey" [ "category"\n' >> $@
- @printf ' [ "objects" * ]\n' >> $@
- @printf ' ]\n' >> $@
- @printf ' class "green" [ "propositions"\n' >> $@
- @printf ' [ "theorems" "$(P1)" * ]\n' >> $@
- @printf ' [ "lemmas" "$(P2)" * ]\n' >> $@
- @printf ' [ "total" "$(P3)" * ]\n' >> $@
- @printf ' ]\n' >> $@
- @printf ' class "yellow" [ "concepts"\n' >> $@
- @printf ' [ "declared" "$(C1)" * ]\n' >> $@
- @printf ' [ "defined" "$(C2)" * ]\n' >> $@
- @printf ' [ "total" "$(C3)" * ]\n' >> $@
- @printf ' ]\n' >> $@
- @printf '}\n\n' >> $@
- @printf 'class "component" { 0 }\n\n' >> $@
- @printf 'class "plane" { 1 } { 3 } { 5 }\n\n' >> $@
- @printf 'class "number" { 2 } { 4 } { 6 }\n\n' >> $@
+# summary ####################################################################
+
+define SUMMARY_TEMPLATE
+ TBL_$(1) := $(1)/$(1)_sum.tbl
+ MAS_$(1) := $$(shell find $(1) -name "*.ma")
+ TBLS += $$(TBL_$(1))
+
+ $$(TBL_$(1)): V1 := $$(shell ls $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): V2 := $$(shell cat $$(MAS_$(1)) | wc -c)
+ $$(TBL_$(1)): C1 := $$(shell grep "inductive \|record " $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): C2 := $$(shell grep "definition \|let rec " $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): C3 := $$(shell grep "inductive \|record \|definition \|let rec " $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): P1 := $$(shell grep "theorem " $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): P2 := $$(shell grep "lemma " $$(MAS_$(1)) | wc -l)
+ $$(TBL_$(1)): P3 := $$(shell grep "lemma \|theorem " $$(MAS_$(1)) | wc -l)
+
+ $$(TBL_$(1)): $$(MAS_$(1))
+ @printf ' SUMMARY $(1)\n'
+ @printf 'name "$$(basename $$(@F))"\n\n' > $$@
+ @printf 'table {\n' >> $$@
+ @printf ' class "grey" [ "category"\n' >> $$@
+ @printf ' [ "objects" * ]\n' >> $$@
+ @printf ' ]\n' >> $$@
+ @printf ' class "cyan" [ "sizes"\n' >> $$@
+ @printf ' [ "files" "$$(V1)" ]\n' >> $$@
+ @printf ' [ "bytes" "$$(V2)" ]\n' >> $$@
+ @printf ' [ * ]\n' >> $$@
+ @printf ' ]\n' >> $$@
+ @printf ' class "green" [ "propositions"\n' >> $$@
+ @printf ' [ "theorems" "$$(P1)" ]\n' >> $$@
+ @printf ' [ "lemmas" "$$(P2)" ]\n' >> $$@
+ @printf ' [ "total" "$$(P3)" ]\n' >> $$@
+ @printf ' ]\n' >> $$@
+ @printf ' class "yellow" [ "concepts"\n' >> $$@
+ @printf ' [ "declared" "$$(C1)" ]\n' >> $$@
+ @printf ' [ "defined" "$$(C2)" ]\n' >> $$@
+ @printf ' [ "total" "$$(C3)" ]\n' >> $$@
+ @printf ' ]\n' >> $$@
+ @printf '}\n\n' >> $$@
+ @printf 'class "component" { 0 }\n\n' >> $$@
+ @printf 'class "plane" { 1 } { 3 } { 5 }\n\n' >> $$@
+ @printf 'class "number" { 2 } { 4 } { 6 }\n\n' >> $$@
+endef
+
+$(foreach PKG, $(PACKAGES), $(eval $(call SUMMARY_TEMPLATE,$(PKG))))
+
+tbls: $(TBLS)