| # Makefile for toybox. |
| # Copyright 2006 Rob Landley <rob@landley.net> |
| |
| CFLAGS := $(CFLAGS) -Wall -Wundef -Wno-char-subscripts |
| CCFLAGS = $(CFLAGS) -funsigned-char |
| OPTIMIZE = -Os -ffunction-sections -fdata-sections -Wl,--gc-sections |
| CC = $(CROSS_COMPILE)gcc |
| STRIP = $(CROSS_COMPILE)strip |
| HOSTCC = gcc |
| |
| # A synonym. |
| CROSS_COMPILE = $(CROSS) |
| |
| all: toybox |
| |
| .PHONY: clean |
| |
| include kconfig/Makefile |
| |
| # defconfig is the "maximum sane config"; allyesconfig minus debugging and such. |
| #defconfig: allyesconfig |
| # @sed -i -r -e "s/^(CONFIG_TOYBOX_(DEBUG|FREE))=.*/# \1 is not set/" .config |
| |
| .config: Config.in toys/Config.in |
| |
| # 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' $< > $@ |
| |
| # Development targets |
| baseline: toybox_unstripped |
| @cp toybox_unstripped toybox_old |
| |
| bloatcheck: toybox_old toybox_unstripped |
| @scripts/bloat-o-meter toybox_old toybox_unstripped |
| |
| # Get list of .c files to compile, including toys/*.c files from .config |
| toyfiles = main.c lib/*.c \ |
| $(shell scripts/cfg2files.sh < .config | sed 's@\(.*\)@toys/\1.c@') |
| |
| toybox_unstripped: gen_config.h $(toyfiles) toys/toylist.h toys/help.h lib/*.h toys.h |
| $(CC) $(CCFLAGS) -I . $(toyfiles) -o toybox_unstripped $(OPTIMIZE) |
| |
| toybox: toybox_unstripped |
| $(STRIP) toybox_unstripped -o toybox |
| |
| toys/help.c: toys/help.h |
| |
| toys/help.h: Config.in toys/Config.in scripts/config2help.py |
| scripts/config2help.py Config.in > toys/help.h |
| |
| instlist: toybox |
| $(HOSTCC) $(CCFLAGS) -I . scripts/install.c -o instlist |
| |
| install_flat: instlist |
| @mkdir -p $(PREFIX)/ |
| @cp toybox $(PREFIX)/ |
| @for i in `./instlist`; do ln -s toybox "$(PREFIX)/$$i"; done |
| |
| clean:: |
| rm -f toybox toybox_unstripped gen_config.h instlist |
| |
| distclean: clean |
| rm -f toybox_old .config* toys/help.h |
| |
| test: tests |
| |
| tests: |
| scripts/testall.sh |
| |
| help:: |
| @echo ' baseline - Create busybox_old for use by bloatcheck.' |
| @echo ' bloatcheck - Report size differences between old and current versions' |