helm/bin/lsarchive
2017-04-04 01:48:55 -04:00

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Executable file

#!/usr/bin/env bash
# Lists the contents of archives.
#
# Adapted from a script by Sorin Ionescu <sorin.ionescu@gmail.com>
if (($# == 0)); then
cat >&2 <<EOF
usage: $0 [-option] [file ...]
options:
-v, --verbose verbose archive listing
Report bugs to <sorin.ionescu@gmail.com>.
EOF
fi
if [[ $1 = -v || $1 = --verbose ]]; then
verbose=0
shift
fi
while (($# > 0)); do
if [[ ! -s $1 ]]; then
>&2 echo "$0: file not valid: $1"
shift
continue
fi
case ${1:l} in
*.tar.gz|*.tgz) tar t${verbose:+v}vzf "$1" ;;
*.tar.bz2|*.tbz|*.tbz2) tar t${verbose:+v}jf "$1" ;;
*.tar.xz|*.txz) tar --xz --help &> /dev/null \
&& tar --xz -t${verbose:+v}f "$1" \
|| xzcat "$1" | tar t${verbose:+v}f - ;;
*.tar.zma|*.tlz) tar --lzma --help &> /dev/null \
&& tar --lzma -t${verbose:+v}f "$1" \
|| lzcat "$1" | tar x${verbose:+v}f - ;;
*.tar) tar t${verbose:+v}f "$1" ;;
*.zip) unzip -l${verbose:+v} "$1" ;;
*.rar) unrar &> /dev/null \
&& unrar ${${verbose:+v}:-l} "$1" \
|| rar ${${verbose:+v}:-l} "$1" ;;
*.7z) 7za l "$1" ;;
*) >&2 echo "$0: cannot list: $1"
success=1
;;
esac
shift
done