fish-shell/share/functions/__fish_print_packages.fish
axel fd11f294bc Use the math function instead of calling bc directly in various places
darcs-hash:20061212171118-ac50b-a40709edf008f3d725e3755d5282ae5a84818c88.gz
2006-12-13 03:11:18 +10:00

55 lines
1.7 KiB
Fish

function __fish_print_packages
# apt-cache is much, much faster than rpm, and can do this in real
# time. We use it if available.
switch (commandline -tc)
case '-**'
return
end
#Get the word 'Package' in the current language
set -l package (_ Package)
if type -f apt-cache >/dev/null
# Apply the following filters to output of apt-cache:
# 1) Remove package names with parentesis in them, since these seem to not correspond to actual packages as reported by rpm
# 2) Remove package names that are .so files, since these seem to not correspond to actual packages as reported by rpm
# 3) Remove path information such as /usr/bin/, as rpm packages do not have paths
apt-cache --no-generate pkgnames (commandline -tc)|sgrep -v \( |sgrep -v '\.so\(\.[0-9]\)*$'|sed -e 's/\/.*\///'|sed -e 's/$/'\t$package'/'
return
end
# Rpm is too slow for this job, so we set it up to do completions
# as a background job and cache the results.
if type -f rpm >/dev/null
# If the cache is less than five minutes old, we do not recalculate it
set cache_file /tmp/.rpm-cache.$USER
if test -f $cache_file
cat $cache_file
set age (math (date +%s) - (stat -c '%Y' $cache_file))
set max_age 250
if test $age -lt $max_age
return
end
end
# Remove package version information from output and pipe into cache file
rpm -qa >$cache_file |sed -e 's/-[^-]*-[^-]*$//' | sed -e 's/$/'\t$package'/' &
end
# This completes the package name from the portage tree.
# True for installing new packages. Function for printing
# installed on the system packages is in completions/emerge.fish
if type -f emerge >/dev/null
emerge -s \^(commandline -tc) |sgrep "^*" |cut -d\ -f3 |cut -d/ -f2
return
end
end