6af7892f91
“unrar-free returns the error code 1 when run without arguments, thus failing the presence check.” as reported at sorin-ionescu/prezto#1383 Reformat code and use one-liners instead of if/then/fi. And we don’t need to separate local definitions from assignments anymore starting from zsh 5.2.
41 lines
1.9 KiB
Text
41 lines
1.9 KiB
Text
#
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# Creates archive files
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#
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if (( ${#} != 2 )); then
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print "usage: ${0} [archive_name.ext] [/path/to/include/in/archive]" >&2
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return 1
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fi
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# we are quitting (above) if there are not exactly 2 vars,
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# so we don't need any argc check here.
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# strip the path, just in case one is provided for some reason
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local archive_name="${1:t}"
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# use absolute paths, and follow symlinks
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local dir_to_archive="${2}"
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# if the directory doesn't exist, quit. Nothing to archive
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if [[ ! -e "${dir_to_archive}" ]]; then
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print "${0}: file or directory not valid: ${dir_to_archive}" >&2
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return 1
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fi
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# pigz and pbzip2 are aliased in the init.zsh file. This provides a significant speedup, resulting in a
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# near-liner decrease in compression time based on on the number of available cores.
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case "${archive_name}" in
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(*.tar.gz|*.tgz) tar -cvf "${archive_name}" --use-compress-program="gzip" "${dir_to_archive}" ;;
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(*.tar.bz2|*.tbz|*.tbz2) tar -cvf "${archive_name}" --use-compress-program="bzip2" "${dir_to_archive}" ;;
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(*.tar.xz|*.txz) tar --xz --help &>/dev/null && tar -cvJf "${archive_name}" "${dir_to_archive}" ;;
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(*.tar.lzma|*.tlz) tar --lzma --help &>/dev/null && tar -cvf "${archive_name}" --lzma "${dir_to_archive}" ;;
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(*.tar) tar -cvf "${archive_name}" "${dir_to_archive}" ;;
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(*.zip) zip -r "${archive_name}" "${dir_to_archive}" ;;
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(*.rar) rar a "${archive_name}" "${dir_to_archive}" ;;
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(*.7z) 7za a "${archive_name}" "${dir_to_archive}" ;;
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(*.gz) print "${0}: .gz is only useful for single files, and does not capture permissions. Use .tar.gz" ;;
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(*.bz2) print "${0}: .bzip2 is only useful for single files, and does not capture permissions. Use .tar.bz2" ;;
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(*.xz) print "${0}: .xz is only useful for single files, and does not capture permissions. Use .tar.xz" ;;
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(*.lzma) print "${0}: .lzma is only useful for single files, and does not capture permissions. Use .tar.lzma" ;;
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(*) print "${0}: unknown archive type: ${archive_name}" ;;
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esac
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