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zzexe: fix clobbering and exit status

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Phantop 2022-06-12 13:07:52 -04:00
parent 654eea6fab
commit 07c585bb0a
1 changed files with 6 additions and 6 deletions
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12
zzexe
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@ -3,14 +3,14 @@ set -e # exit on failure
IFS=$(printf '\n\t') # smarter ifs
[ "$1" = "-d" ] && awk 'f;/^exit/{f=1}' "$2" | head -c-1 | zstd -cd | ifne sponge "$2" && exit
[ "$1" = "-p" ] && p="$2" && shift 2 # save prefix if present
{ cat << 'EOF'; zstdmt -c19 "$@"; } | sed "2s/$/${1##*[./]})/;7s/^/$p /" | sponge "$1"
#!/bin/sh
zstdmt -cq19 "$@" | ifne sponge "$1"
echo '#!/bin/sh
dir=$(dirname "$0") out=$(mktemp -t .zzXXXX.
awk 'f;/^exit/{f=1}' "$0" | head -c-1 | zstd -cd > "$out"
awk "f;/^exit/{f=1}" "$0" | head -c-1 | zstd -cd > "$out"
chmod +x "$out"
ln -s "$out" "$dir"
trap "res=$?" 0 1 2 3 5 10 13 15
trap : 0 1 2 3 5 10 13 15
"$dir/$(basename "$out")" "$@"
res=$?
rm "$out" "$dir/$(basename "$out")"
exit $res
EOF
exit $res' | sed "2s/$/${1##*[./]})/;7s/^/$p /" | cat - "$1" | sponge "$1"