diff Makefile @ 41:a43bdc6f53af

Add bloat-o-meter, make bloatcheck, and scripts/showasm.
author Rob Landley <rob@landley.net>
date Sun, 26 Nov 2006 18:47:14 -0500
parents b707dfcd403c
children 72ff42c01d92
line wrap: on
line diff
--- a/Makefile	Sun Nov 26 18:27:33 2006 -0500
+++ b/Makefile	Sun Nov 26 18:47:14 2006 -0500
@@ -1,8 +1,9 @@
 # Makefile for toybox.
 # Copyright 2006 Rob Landley <rob@landley.net>
 
-CFLAGS  = -Wall -Wundef -Os -s
+CFLAGS  = -Wall -Wundef -Os
 CC      = $(CROSS_COMPILE)gcc $(CFLAGS) -funsigned-char
+STRIP   = $(CROSS_COMPILE)strip
 HOST_CC = gcc $(CFLAGS) -funsigned-char
 
 all: toybox
@@ -25,15 +26,28 @@
 	  -e 'h' -e 's/.*/#define CFG_& 1/p' \
 	  -e 'g' -e 's/.*/#define USE_&(...) __VA_ARGS__/p' $< > $@
 
+# Development targets
+baseline: toybox_unstripped
+	@cp toybox_unstripped toybox_old
+
+bloatcheck: toybox_old toybox_unstripped
+	@scripts/bloat-o-meter toybox_old toybox_unstripped
+
 # Actual build
 
 toyfiles = main.c toys/*.c lib/*.c
-toybox: gen_config.h $(toyfiles) toys/toylist.h lib/lib.h toys.h
-	$(CC) $(CFLAGS) -I . $(toyfiles) -o toybox \
+toybox_unstripped: gen_config.h $(toyfiles) toys/toylist.h lib/lib.h toys.h
+	$(CC) $(CFLAGS) -I . $(toyfiles) -o toybox_unstripped \
 		-ffunction-sections -fdata-sections -Wl,--gc-sections
 
+toybox: toybox_unstripped
+	$(STRIP) toybox_unstripped -o toybox
 clean::
 	rm -f toybox gen_config.h
 
 distclean: clean
 	rm -f .config
+
+help::
+	@echo  '  baseline        - Create busybox_old for use by bloatcheck.'
+	@echo  '  bloatcheck      - Report size differences between old and current versions'