68425c266a
`${var:t:h}` uses:
- `${var:t}` which acts as `basename`.
- `${var:r}` which removes the extension.
See http://zsh.sourceforge.net/Doc/Release/Expansion.html#Modifiers
72 lines
1.7 KiB
Bash
72 lines
1.7 KiB
Bash
alias x=extract
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extract() {
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local remove_archive
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local success
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local extract_dir
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if (( $# == 0 )); then
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cat <<-'EOF' >&2
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Usage: extract [-option] [file ...]
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Options:
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-r, --remove Remove archive.
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EOF
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fi
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remove_archive=1
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if [[ "$1" == "-r" ]] || [[ "$1" == "--remove" ]]; then
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remove_archive=0
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shift
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fi
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while (( $# > 0 )); do
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if [[ ! -f "$1" ]]; then
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echo "extract: '$1' is not a valid file" >&2
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shift
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continue
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fi
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success=0
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extract_dir="${1:t:r}"
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case "$1" in
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(*.tar.gz|*.tgz) (( $+commands[pigz] )) && { pigz -dc "$1" | tar xv } || tar zxvf "$1" ;;
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(*.tar.bz2|*.tbz|*.tbz2) tar xvjf "$1" ;;
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(*.tar.xz|*.txz)
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tar --xz --help &> /dev/null \
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&& tar --xz -xvf "$1" \
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|| xzcat "$1" | tar xvf - ;;
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(*.tar.zma|*.tlz)
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tar --lzma --help &> /dev/null \
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&& tar --lzma -xvf "$1" \
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|| lzcat "$1" | tar xvf - ;;
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(*.tar) tar xvf "$1" ;;
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(*.gz) (( $+commands[pigz] )) && pigz -d "$1" || gunzip "$1" ;;
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(*.bz2) bunzip2 "$1" ;;
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(*.xz) unxz "$1" ;;
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(*.lzma) unlzma "$1" ;;
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(*.Z) uncompress "$1" ;;
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(*.zip|*.war|*.jar|*.sublime-package|*.ipsw|*.xpi|*.apk) unzip "$1" -d $extract_dir ;;
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(*.rar) unrar x -ad "$1" ;;
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(*.7z) 7za x "$1" ;;
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(*.deb)
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mkdir -p "$extract_dir/control"
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mkdir -p "$extract_dir/data"
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cd "$extract_dir"; ar vx "../${1}" > /dev/null
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cd control; tar xzvf ../control.tar.gz
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cd ../data; extract ../data.tar.*
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cd ..; rm *.tar.* debian-binary
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cd ..
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;;
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(*)
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echo "extract: '$1' cannot be extracted" >&2
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success=1
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;;
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esac
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(( success = $success > 0 ? $success : $? ))
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(( $success == 0 )) && (( $remove_archive == 0 )) && rm "$1"
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shift
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done
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}
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