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Export makefile variables so you can say "make CROSS_COMPILE=blah-" as well as "CROSS...
[android-x86/external-toybox.git] / Makefile
1 # Makefile for toybox.
2 # Copyright 2006 Rob Landley <rob@landley.net>
3
4 # If people set these on the make command line, use 'em
5 # Note that CC defaults to "cc" so the one in configure doesn't get
6 # used when scripts/make.sh and care called through "make".
7 export CROSS_COMPILE CFLAGS OPTIMIZE LDOPTIMIZE CC HOSTCC V
8
9 all: toybox
10
11 KCONFIG_CONFIG ?= .config
12
13 toybox_stuff: $(KCONFIG_CONFIG) *.[ch] lib/*.[ch] toys/*.h toys/*/*.c scripts/*.sh
14
15 toybox toybox_unstripped: toybox_stuff
16         scripts/make.sh
17
18 .PHONY: clean distclean baseline bloatcheck install install_flat \
19         uinstall uninstall_flat test tests help toybox_stuff change
20
21 include kconfig/Makefile
22
23 $(KCONFIG_CONFIG): $(KCONFIG_TOP)
24 $(KCONFIG_TOP): generated/Config.in
25 generated/Config.in: toys/*/*.c scripts/genconfig.sh
26         scripts/genconfig.sh
27
28 HOSTCC?=cc
29
30 # Development targets
31 baseline: toybox_unstripped
32         @cp toybox_unstripped toybox_old
33
34 bloatcheck: toybox_old toybox_unstripped
35         @scripts/bloatcheck toybox_old toybox_unstripped
36
37 generated/instlist: toybox_stuff
38         NOBUILD=1 scripts/make.sh
39         $(HOSTCC) -I . scripts/install.c -o generated/instlist
40
41 install_flat: generated/instlist
42         scripts/install.sh --symlink --force
43
44 install:
45         scripts/install.sh --long --symlink --force
46
47 uninstall_flat: generated/instlist
48         scripts/install.sh --uninstall
49
50 uninstall:
51         scripts/install.sh --long --uninstall
52
53 change:
54         scripts/change.sh
55
56 clean::
57         rm -rf toybox toybox_unstripped generated change .singleconfig*
58
59 distclean: clean
60         rm -f toybox_old .config*
61
62 test: tests
63
64 tests:
65         scripts/test.sh
66
67 help::
68         @echo  '  toybox          - Build toybox.'
69         @echo  '  change          - Build each command standalone under change/.'
70         @echo  '  baseline        - Create toybox_old for use by bloatcheck.'
71         @echo  '  bloatcheck      - Report size differences between old and current versions'
72         @echo  '  test            - Run test suite against compiled commands.'
73         @echo  '  clean           - Delete temporary files.'
74         @echo  "  distclean       - Delete everything that isn't shipped."
75         @echo  '  install_flat    - Install toybox into $$PREFIX directory.'
76         @echo  '  install         - Install toybox into subdirectories of $$PREFIX.'
77         @echo  '  uninstall_flat  - Remove toybox from $$PREFIX directory.'
78         @echo  '  uninstall       - Remove toybox from subdirectories of $$PREFIX.'
79         @echo  ''
80         @echo  'example: CFLAGS="--static" CROSS_COMPILE=armv5l- make defconfig toybox install'
81         @echo  ''