blob: fb6e1c28629325e21b4654a237771f438567f562
1 | #!/bin/sh |
2 | |
3 | target="$1" |
4 | loc="$2" |
5 | |
6 | test "$target" || exit 1 |
7 | test "$loc" || loc=. |
8 | test -x "$loc/usage" || exit 1 |
9 | test "$SED" || SED=sed |
10 | test "$DD" || DD=dd |
11 | |
12 | # Some people were bitten by their system lacking a (proper) od |
13 | od -v -b </dev/null >/dev/null |
14 | if test $? != 0; then |
15 | echo 'od tool is not installed or cannot accept "-v -b" options' |
16 | exit 1 |
17 | fi |
18 | |
19 | exec >"$target.$$" |
20 | |
21 | echo '#define UNPACKED_USAGE "" \' |
22 | "$loc/usage" | od -v -b \ |
23 | | $SED -e 's/^[^ ]*//' \ |
24 | -e 's/ //g' \ |
25 | -e '/^$/d' \ |
26 | -e 's/\(...\)/\\\1/g' \ |
27 | -e 's/^/"/' \ |
28 | -e 's/$/" \\/' |
29 | echo '' |
30 | |
31 | echo '#define PACKED_USAGE \' |
32 | ## Breaks on big-endian systems! |
33 | ## # Extra effort to avoid using "od -t x1": -t is not available |
34 | ## # in non-CONFIG_DESKTOPed busybox od |
35 | ## |
36 | ## "$loc/usage" | bzip2 -1 | od -v -x \ |
37 | ## | $SED -e 's/^[^ ]*//' \ |
38 | ## -e 's/ //g' \ |
39 | ## -e '/^$/d' \ |
40 | ## -e 's/\(..\)\(..\)/0x\2,0x\1,/g' |
41 | ## -e 's/$/ \\/' |
42 | "$loc/usage" | bzip2 -1 | $DD bs=2 skip=1 2>/dev/null | od -v -b \ |
43 | | $SED -e 's/^[^ ]*//' \ |
44 | -e 's/ //g' \ |
45 | -e '/^$/d' \ |
46 | -e 's/\(...\)/0\1,/g' \ |
47 | -e 's/$/ \\/' |
48 | echo '' |
49 | |
50 | mv -- "$target.$$" "$target" |
51 |