Denys Vlasenko | 4f2ef4a | 2018-11-01 09:53:25 +0100 | [diff] [blame^] | 1 | #!/bin/sh |
| 2 | |
| 3 | target="$1" |
| 4 | loc="$2" |
| 5 | |
| 6 | test "$target" || exit 1 |
| 7 | test "$SED" || SED=sed |
| 8 | test "$DD" || DD=dd |
| 9 | |
| 10 | # Some people were bitten by their system lacking a (proper) od |
| 11 | od -v -b </dev/null >/dev/null |
| 12 | if test $? != 0; then |
| 13 | echo 'od tool is not installed or cannot accept "-v -b" options' |
| 14 | exit 1 |
| 15 | fi |
| 16 | |
| 17 | exec >"$target.$$" |
| 18 | |
| 19 | scripts="" |
| 20 | if [ -d "$loc" ] |
| 21 | then |
| 22 | scripts=$(cd $loc; ls * 2>/dev/null) |
| 23 | fi |
| 24 | |
| 25 | n=$(echo $scripts | wc -w) |
| 26 | |
| 27 | if [ $n -ne 0 ] |
| 28 | then |
| 29 | printf '#ifdef DEFINE_script_names\n' |
| 30 | printf 'const char script_names[] ALIGN1 = ' |
| 31 | for i in $scripts |
| 32 | do |
| 33 | printf '"%s\\0"' $i |
| 34 | done |
| 35 | printf '"\\0";\n' |
| 36 | printf '#else\n' |
| 37 | printf 'extern const char script_names[] ALIGN1;\n' |
| 38 | printf '#endif\n' |
| 39 | fi |
| 40 | printf "#define NUM_SCRIPTS $n\n\n" |
| 41 | |
| 42 | if [ $n -ne 0 ] |
| 43 | then |
| 44 | printf '#define UNPACKED_SCRIPTS_LENGTH ' |
| 45 | for i in $scripts |
| 46 | do |
| 47 | cat $loc/$i |
| 48 | printf '\000' |
| 49 | done | wc -c |
| 50 | |
| 51 | printf '#define PACKED_SCRIPTS \\\n' |
| 52 | for i in $scripts |
| 53 | do |
| 54 | cat $loc/$i |
| 55 | printf '\000' |
| 56 | done | bzip2 -1 | $DD bs=2 skip=1 2>/dev/null | od -v -b \ |
| 57 | | grep -v '^ ' \ |
| 58 | | $SED -e 's/^[^ ]*//' \ |
| 59 | -e 's/ //g' \ |
| 60 | -e '/^$/d' \ |
| 61 | -e 's/\(...\)/0\1,/g' \ |
| 62 | -e 's/$/ \\/' |
| 63 | printf '\n' |
| 64 | fi |
| 65 | |
| 66 | mv -- "$target.$$" "$target" |