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abcd 10/02/28 20:39:55 |
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|
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Added: unison.eselect-0.3 |
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Log: |
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Version bump to add prefix support |
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(Portage version: -svn/cvs/Linux i686) |
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|
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Revision Changes Path |
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1.1 app-admin/eselect-unison/files/unison.eselect-0.3 |
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|
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file : http://sources.gentoo.org/viewcvs.py/gentoo-x86/app-admin/eselect-unison/files/unison.eselect-0.3?rev=1.1&view=markup |
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plain: http://sources.gentoo.org/viewcvs.py/gentoo-x86/app-admin/eselect-unison/files/unison.eselect-0.3?rev=1.1&content-type=text/plain |
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|
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Index: unison.eselect-0.3 |
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=================================================================== |
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# -*-eselect-*- vim: ft=eselect |
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# Copyright 1999-2010 Gentoo Foundation |
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# Distributed under the terms of the GNU General Public License v2 |
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# $Header: /var/cvsroot/gentoo-x86/app-admin/eselect-unison/files/unison.eselect-0.3,v 1.1 2010/02/28 20:39:55 abcd Exp $ |
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|
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DESCRIPTION="Manage /usr/bin/unison versions" |
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MAINTAINER="ml@g.o" |
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VERSION="0.3" |
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|
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# find a list of unison symlink targets, best first |
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find_targets() { |
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local f |
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for f in "${EROOT}"/usr/bin/unison-[0-9]*; do |
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if [[ -f ${f} ]] ; then |
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echo "${f##*/unison-}" |
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fi |
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done | tac |
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} |
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|
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# find version number of currently symlinked version |
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identify_target() { |
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local f |
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f="$(canonicalise "${EROOT}"/usr/bin/unison)" |
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echo "${f##*/unison-}" |
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} |
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|
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# try to remove the unison symlink |
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remove_symlinks() { |
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rm -f "${EROOT}"/usr/bin/unison &>/dev/null |
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} |
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|
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# set the unison symlink |
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set_symlinks() { |
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local target="${1}" targets |
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if is_number "${target}" && [[ ${target} -ge 1 ]] ; then |
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targets=( $(find_targets) ) |
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target=${targets[target - 1]} |
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fi |
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if [[ -f "${EROOT}/usr/bin/unison-${target}" ]] ; then |
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remove_symlinks |
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ln -s "unison-${target}" "${EROOT}/usr/bin/unison" || \ |
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die "Could not set ${target} /usr/bin/unison symlink" |
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else |
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die -q "Target \"${target}\" doesn't appear to be valid!" |
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fi |
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} |
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|
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### show action ### |
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|
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describe_show() { |
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echo "Show the current unison version" |
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} |
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|
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do_show() { |
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[[ -z "${@}" ]] || die -q "Too many parameters" |
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|
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write_list_start "Current unison verson:" |
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if [[ -L "${EROOT}/usr/bin/unison" ]] ; then |
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write_kv_list_entry "$(identify_target)" "" |
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elif [[ -e "${EROOT}/usr/bin/unison" ]] ; then |
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write_kv_list_entry "(not a symlink)" "" |
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else |
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write_kv_list_entry "(unset)" "" |
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fi |
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} |
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|
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### list action ### |
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|
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describe_list() { |
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echo "List available unison versions" |
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} |
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|
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do_list() { |
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[[ $# -eq 0 ]] || die -q "Too many parameters" |
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|
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local i targets current |
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targets=( $(find_targets ) ) |
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current=$(identify_target) |
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for (( i = 0; i < ${#targets[@]}; i++ )); do |
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[[ ${targets[i]} = ${current} ]] \ |
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&& targets[i]=$(highlight_marker "${targets[i]}") |
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done |
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write_list_start "Available unison versions:" |
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write_numbered_list -m "(none found)" "${targets[@]}" |
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} |
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|
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### set action ### |
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|
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describe_set() { |
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echo "Set a new unison version" |
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} |
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|
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describe_set_options() { |
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echo "target : Target version number or index from 'list' action" |
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} |
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|
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describe_set_parameters() { |
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echo "<target>" |
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} |
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|
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do_set() { |
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if [[ -z "${1}" ]] ; then |
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die -q "You didn't give me a version number" |
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|
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elif [[ -n "${2}" ]] ; then |
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die -q "Too many parameters" |
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|
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elif [[ -L "${EROOT}/usr/bin/unison" ]] ; then |
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if ! remove_symlinks ; then |
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die -q "Can't remove existing version symlink" |
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elif ! set_symlinks "${1}" ; then |
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die -q "Can't set new version" |
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fi |
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|
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elif [[ -e "${EROOT}/usr/bin/unison" ]] ; then |
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die -q "${EROOT}/usr/bin/unison seems to be from an old ebuild, please remove manually" |
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|
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else |
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set_symlinks "${1}" || die -q "Can't set new version" |
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fi |
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} |
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|
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### update action ### |
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|
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describe_update() { |
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echo "Automatically update the unison version number" |
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} |
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|
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describe_update_options() { |
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echo "--if-unset : Do not override currently selected version" |
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} |
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|
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do_update() { |
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[[ -z "${1}" ]] || ( [[ -z "${2}" ]] && [[ "${1}" == "--if-unset" ]] ) || \ |
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die -q "Usage error" |
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|
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if [[ -L "${EROOT}/usr/bin/unison" ]] ; then |
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[[ ${1} == "--if-unset" ]] && return |
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remove_symlinks || die -q "Can't remove existing symlink" |
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fi |
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if [[ -e "${EROOT}/usr/bin/unison" ]] ; then |
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die -q "${EROOT}/usr/bin/unison seems to be from an old ebuild, please remove manually" |
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elif ! [[ -z $(find_targets ) ]] ; then |
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set_symlinks 1 || die -q "Can't set a new version" |
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fi |
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} |