Mercurial > hg > toybox
view Makefile @ 14:f8e628f61f16
Make the config generate gen_config.h with CFG_ and USE() macros.
Add distclean. Make clean have double colons so the kconfig makefile's
clean matches.
author | Rob Landley <rob@landley.net> |
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date | Wed, 01 Nov 2006 22:26:25 -0500 |
parents | fc9c0503d5e2 |
children | 414625f97667 |
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# Makefile for toybox. # Copyright 2006 Rob Landley <rob@landley.net> CFLAGS = -Wall -Os -s CC = $(CROSS_COMPILE)gcc $(CFLAGS) HOST_CC = gcc $(CFLAGS) all: toybox .PHONY: clean include kconfig/Makefile # The long and roundabout sed is to make old versions of sed happy. New ones # have '\n' so can replace one line with two without all the branches and # mucking about with hold space. gen_config.h: .config sed -n -e 's/^# CONFIG_\(.*\) is not set.*/\1/' \ -e 't notset' -e 'b tryisset' -e ':notset' \ -e 'h' -e 's/.*/#define CFG_& 0/p' \ -e 'g' -e 's/.*/#define USE_&(...)/p' -e 'd' -e ':tryisset' \ -e 's/^CONFIG_\(.*\)=y.*/\1/' -e 't isset' -e 'd' -e ':isset' \ -e 'h' -e 's/.*/#define CFG_& 1/p' \ -e 'g' -e 's/.*/#define USE_&(...) __VA_ARGS__/p' $< > $@ # Actual build toyfiles = main.c toys/*.c lib/*.c toybox: gen_config.h $(toyfiles) $(CC) -Wall -Os -s -funsigned-char $(CFLAGS) -I . \ $(toyfiles) -o toybox clean:: rm -f toybox gen_config.h distclean: clean rm -f .config