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zzexe: file extensions and preservation

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Phantop 2022-01-20 16:05:36 -05:00
parent 2a456a5b7f
commit fb7657d22f
1 changed files with 7 additions and 6 deletions
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13
bin/zzexe
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@ -10,22 +10,23 @@ else
prefix="$1 " prefix="$1 "
shift shift
fi fi
cat > "$1"~ << 'EOF'
#!/bin/sh echo '#!/bin/sh' > "$1"~
echo out=\`mktemp -t .zzXXXX."${1##*.}"\` >> "$1"~
cat >> "$1"~ << 'EOF'
dir=`dirname "$0"` dir=`dirname "$0"`
out=`mktemp -t .zzXXXX`
tail -n +11 "$0" | zstd -cd > "$out" tail -n +11 "$0" | zstd -cd > "$out"
chmod +x "$out" chmod +x "$out"
ln -s "$out" "$dir" ln -s "$out" "$dir"
trap "res=$?" 0 1 2 3 5 10 13 15 trap "res=$?" 0 1 2 3 5 10 13 15
EOF EOF
echo $prefix'$dir/`basename $out` $@' >> "$1"~ echo "$prefix"'$dir/`basename $out` $@' >> "$1"~
cat >> "$1"~ << 'EOF' cat >> "$1"~ << 'EOF'
rm "$out" "$dir"/`basename $out` rm "$out" "$dir"/`basename $out`
exit $res exit $res
EOF EOF
zstd --ultra -22 "$1"
rm "$1" zstd --ultra -22 "$1" &&
cat "$1"~ "$1".zst > "$1" cat "$1"~ "$1".zst > "$1"
rm "$1".zst "$1~" rm "$1".zst "$1~"
chmod +x "$1" chmod +x "$1"