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https://github.com/fish-shell/fish-shell.git
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236 lines
8.3 KiB
Fish
236 lines
8.3 KiB
Fish
# Use --installed to limit to installed packages only
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function __fish_print_packages
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argparse --name=__fish_print_packages i/installed -- $argv
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or return
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set -l only_installed 1
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if not set -q _flag_installed
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set -e only_installed
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end
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# apt-cache is much, much faster than rpm, and can do this in real
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# time. We use it if available.
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switch (commandline -ct)
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case '-**'
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return
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end
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if type -q -f apt-cache
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if not set -q only_installed
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# Do not generate the cache as apparently sometimes this is slow.
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# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=547550
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# (It is safe to use `sed -r` here as we are guaranteed to be on a GNU platform
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# if apt-cache was found. Using unicode reserved range in `fish/tr` and the
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# little-endian bytecode equivalent in `sed`. Supports localization.)
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apt-cache --no-generate show '.*'(commandline -ct)'.*' 2>/dev/null | sed -r '/^(Package|Description-[a-z]{2}):/!d;s/Package: (.*)/\1\t/g;s/Description-.*: (.*)/\1\xee\x80\x80\x0a/g' | tr -d \n | tr -s \uE000 \n | uniq
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return
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else
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set -l packages (dpkg --get-selections | string replace -fr '(\S+)\s+install' "\$1" | string match -e (commandline -ct))
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apt-cache --no-generate show $packages 2>/dev/null | sed -r '/^(Package|Description-[a-z]{2}):/!d;s/Package: (.*)/\1\t/g;s/Description-.*: (.*)/\1\xee\x80\x80\x0a/g' | tr -d \n | tr -s \uE000 \n | uniq
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return
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end
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end
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# Pkg is fast on FreeBSD and provides versioning info which we want for
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# installed packages
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if type -q -f pkg
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pkg query "%n-%v"
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return
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end
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# pkg_info on OpenBSD provides versioning info which we want for
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# installed packages but, calling it directly can cause delays in
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# returning information if another pkg_* tool have a lock.
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# Listing /var/db/pkg is a clean alternative.
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if type -q -f pkg_add
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set -l files /var/db/pkg/*
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string replace /var/db/pkg/ '' -- $files
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return
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end
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### BEGIN CACHED RESULTS ###
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# Set up cache directory
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set -l xdg_cache_home $XDG_CACHE_HOME
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if test -z "$xdg_cache_home"
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set xdg_cache_home $HOME/.cache
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end
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mkdir -m 700 -p $xdg_cache_home
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# Caches for 5 minutes
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if type -q -f pacman
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if not set -q only_installed
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set -l cache_file $xdg_cache_home/.pac-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 250
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if test $age -lt $max_age
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return
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end
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end
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# prints: <package name> Package
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pacman -Ssq | sed -e 's/$/\t'Package'/' >$cache_file &
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return
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else
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pacman -Q | string replace ' ' \t
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return
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end
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end
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# Zypper needs caching as it is slow
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if type -q -f zypper
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# Use libzypp cache file if available
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if test -f /var/cache/zypp/solv/@System/solv.idx
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awk '!/application:|srcpackage:|product:|pattern:|patch:/ {print $1'\tPackage'}' /var/cache/zypp/solv/*/solv.idx
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return
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end
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# If the cache is less than five minutes old, we do not recalculate it
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set -l cache_file $xdg_cache_home/.zypper-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 300
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if test $age -lt $max_age
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return
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end
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end
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# Remove package version information from output and pipe into cache file
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zypper --quiet --non-interactive search --type=package | tail -n +4 | sed -r 's/^. \| ((\w|[-_.])+).*/\1\t'Package'/g' >$cache_file &
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return
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end
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# yum is slow, just like rpm, so go to the background
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if type -q -f /usr/share/yum-cli/completion-helper.py
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# If the cache is less than six hours old, we do not recalculate it
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set -l cache_file $xdg_cache_home/.yum-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 21600
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if test $age -lt $max_age
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return
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end
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end
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# Remove package version information from output and pipe into cache file
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/usr/share/yum-cli/completion-helper.py list all -d 0 -C | sed "s/\..*/\tPackage/" >$cache_file &
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return
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end
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# Rpm is too slow for this job, so we set it up to do completions
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# as a background job and cache the results.
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if type -q -f rpm
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# If the cache is less than five minutes old, we do not recalculate it
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set -l cache_file $xdg_cache_home/.rpm-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 250
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if test $age -lt $max_age
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return
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end
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end
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# Remove package version information from output and pipe into cache file
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rpm -qa | sed -e 's/-[^-]*-[^-]*$/\t'Package'/' >$cache_file &
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return
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end
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# Eopkg is slow in showing list of available packages
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if type -q -f eopkg
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# If the cache is less than max_age, we do not recalculate it
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# Determine whether to print installed/available packages
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if set -q only_installed
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set -l cache_file $xdg_cache_home/.eopkg-installed-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 500
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if test $age -lt $max_age
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return
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end
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end
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# Remove package version information from output and pipe into cache file
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eopkg list-installed -N | cut -d ' ' -f 1 >$cache_file &
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return
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else
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set -l cache_file $xdg_cache_home/.eopkg-available-cache.$USER
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if test -f $cache_file
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cat $cache_file
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set -l age (math (date +%s) - (stat -c '%Y' $cache_file))
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set -l max_age 500
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if test $age -lt $max_age
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return
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end
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end
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# Remove package version information from output and pipe into cache file
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eopkg list-available -N | cut -d ' ' -f 1 >$cache_file &
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return
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end
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end
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# This completes the package name from the portage tree.
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# True for installing new packages. Function for printing
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# installed on the system packages is in completions/emerge.fish
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# eix is MUCH faster than emerge so use it if it is available
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if type -q -f eix
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eix --only-names "^"(commandline -ct) | cut -d/ -f2
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return
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else
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# FIXME? Seems to be broken
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if type -q -f emerge
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emerge -s \^(commandline -ct) | string match -r "^\*.*" | cut -d' ' -f3 | cut -d/ -f2
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return
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end
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end
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# port needs caching, as it tends to be slow
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# BSD find is used for determining file age because HFS+ and APFS
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# don't save unix time, but the actual date. Also BSD stat is vastly
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# different from linux stat and converting its time format is tedious
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if type -q -f port
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set -l cache_file $xdg_cache_home/.port-cache.$USER
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if test -e $cache_file
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# Delete if cache is older than 15 minutes
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find "$cache_file" -ctime +15m | awk '{$1=$1;print}' | xargs rm
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if test -f $cache_file
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cat $cache_file
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return
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end
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end
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# Remove trailing whitespace and pipe into cache file
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printf "all\ncurrent\nactive\ninactive\ninstalled\nuninstalled\noutdated" >$cache_file
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port echo all | awk '{$1=$1};1' >>$cache_file &
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cat $cache_file
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return
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end
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if type -q -f opkg
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if set -q only_installed
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opkg list-installed 2>/dev/null | sed -r 's/^([a-zA-Z0-9\-]+) - ([a-zA-Z0-9\-]+)/\1\t\2/g'
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return
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else
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opkg list 2>/dev/null | sed -r 's/^([a-zA-Z0-9\-]+) - ([a-zA-Z0-9\-]+)/\1\t\2/g'
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return
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end
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end
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end
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