Makefile: improve print-binary-sizes to be more meaningful.

Users care about memory more than disk, and they care about programs
they run more than our test programs and tools.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

Author: rustyrussell

Makefile

@@ -1107,6 +1107,7 @@ ccan-rune-coding.o: $(CCANDIR)/ccan/rune/coding.c
 	@$(call VERBOSE, "cc $<", $(CC) $(CFLAGS) -c -o $@ $<)
 
 print-binary-sizes: $(ALL_PROGRAMS) $(ALL_TEST_PROGRAMS)
-	@find $(ALL_PROGRAMS) $(ALL_TEST_PROGRAMS) -printf '%p\t%s\n'
-	@echo 'Total program size:	'`find $(ALL_PROGRAMS) -printf '%s\n' | awk '{TOTAL+= $$1} END {print TOTAL}'`
-	@echo 'Total tests size:	'`find $(ALL_TEST_PROGRAMS) -printf '%s\n' | awk '{TOTAL+= $$1} END {print TOTAL}'`
+	@echo User programs:
+	@size -t $(PKGLIBEXEC_PROGRAMS) $(filter-out tools/reckless,$(BIN_PROGRAMS)) $(PLUGINS)
+	@echo All programs:
+	@size -t $(ALL_PROGRAMS) $(ALL_TEST_PROGRAMS) | tail -n1