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