2015-12-16 23:00:25 +01:00
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#
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# Unarchives files
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#
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local archive_name _gunzip_bin _bunzip2_bin
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2015-12-19 15:48:29 +01:00
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if (( ${#} != 1 )); then
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2015-12-16 23:00:25 +01:00
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cat >&2 <<EOF
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2015-12-19 15:48:29 +01:00
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usage: ${0} [archive.zip]
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2015-12-16 23:00:25 +01:00
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EOF
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return 1
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fi
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if [[ ! -s ${1} ]]; then
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print "archive \"${1}\" was not found or has size 0." >&2
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return 1
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fi
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# strip the path, just in case one is provided for some reason
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archive_name="${1:t}"
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# using unpigz/pbunzip2 provides little to decompression time; the benefit is mainly in compression time.
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# may add it later.
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case "${archive_name}" in
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(*.tar.gz|*.tgz) tar -xvzf "${archive_name}" ;;
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(*.tar.bz2|*.tbz|*.tbz2) tar -xvjf "${archive_name}" ;;
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(*.tar.xz|*.txz) tar --xz --help &> /dev/null && tar --xz -xvf "${archive_name}" \
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|| xzcat "${archive_name}" | tar xvf - ;;
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(*.tar.zma|*.tlz) tar --lzma --help &> /dev/null && tar --lzma -xvf "${archive_name}" \
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|| lzcat "${archive_name}" | tar xvf - ;;
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(*.tar) tar xvf "${archive_name}" ;;
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(*.gz) gunzip "${archive_name}" ;;
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(*.bz2) bunzip2 "${archive_name}" ;;
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(*.xz) unxz "${archive_name}" ;;
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(*.lzma) unlzma "${archive_name}" ;;
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(*.Z) uncompress "${archive_name}" ;;
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2015-12-17 20:04:33 +01:00
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(*.zip) unzip "${archive_name}";;
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2015-12-16 23:00:25 +01:00
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(*.rar) unrar &> /dev/null \
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&& unrar x -ad "${archive_name}" \
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|| rar x -ad "${archive_name}" ;;
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(*.7z) 7za x "${archive_name}" ;;
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(*) print "${0}: unknown archive type: ${archive_name}" ;;
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esac
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