annotate 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>
date Wed, 01 Nov 2006 22:26:25 -0500
parents fc9c0503d5e2
children 414625f97667
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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f8e628f61f16 Make the config generate gen_config.h with CFG_ and USE() macros.
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1 # Makefile for toybox.
f8e628f61f16 Make the config generate gen_config.h with CFG_ and USE() macros.
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2 # Copyright 2006 Rob Landley <rob@landley.net>
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3
f8e628f61f16 Make the config generate gen_config.h with CFG_ and USE() macros.
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4 CFLAGS = -Wall -Os -s
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5 CC = $(CROSS_COMPILE)gcc $(CFLAGS)
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6 HOST_CC = gcc $(CFLAGS)
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7
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8 all: toybox
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9
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10 .PHONY: clean
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11
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12 include kconfig/Makefile
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59d58fab67c6 Next snapshot. Tries to grab something out of lib in order to build, I have
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f8e628f61f16 Make the config generate gen_config.h with CFG_ and USE() macros.
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14 # The long and roundabout sed is to make old versions of sed happy. New ones
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15 # have '\n' so can replace one line with two without all the branches and
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16 # mucking about with hold space.
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17 gen_config.h: .config
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18 sed -n -e 's/^# CONFIG_\(.*\) is not set.*/\1/' \
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19 -e 't notset' -e 'b tryisset' -e ':notset' \
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20 -e 'h' -e 's/.*/#define CFG_& 0/p' \
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21 -e 'g' -e 's/.*/#define USE_&(...)/p' -e 'd' -e ':tryisset' \
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22 -e 's/^CONFIG_\(.*\)=y.*/\1/' -e 't isset' -e 'd' -e ':isset' \
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23 -e 'h' -e 's/.*/#define CFG_& 1/p' \
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24 -e 'g' -e 's/.*/#define USE_&(...) __VA_ARGS__/p' $< > $@
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25
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26 # Actual build
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27
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28 toyfiles = main.c toys/*.c lib/*.c
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29 toybox: gen_config.h $(toyfiles)
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30 $(CC) -Wall -Os -s -funsigned-char $(CFLAGS) -I . \
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31 $(toyfiles) -o toybox
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32
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33 clean::
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34 rm -f toybox gen_config.h
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35
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36 distclean: clean
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37 rm -f .config