fish-shell/init/fish_complete.fish
axel 7ddecde543 Add subdirectories
darcs-hash:20050920133155-ac50b-9a14c6c664dd03afbe8e15e7c7998fcfb5c3c750.gz
2005-09-20 23:31:55 +10:00

249 lines
6.3 KiB
Fish

# Main file for fish command completions. This file contains various
# common helper functions for the command completions. All actual
# completions are located in the completions subdirectory.
#
# Don't need completions in non-interactive mode
#
if not status --is-interactive
exit
end
set -g fish_complete_path /etc/fish.d/completions ~/.fish.d/completions
# Knowing the location of the whatis database speeds up command
# description lookup.
for i in /var/cache/man/{whatis,windex} /usr{,/local}{,/share}/man/{whatis,windex}
if test -f $i
set -g __fish_whatis_path $i
break
end
end
#
# Convenience functions
#
# The naming heuristic is that __fish_complete_* prints completions
# and descriptions, while __fish_print_* only prints the completion,
# without the description
#
# Find files that complete $argv[1], has the suffix $argv[2], and
# output them as completions with description $argv[3]
function __fish_complete_suffix -d "Complete using files"
set -- comp $argv[1]
set -- suff $argv[2]
set -- desc $argv[3]
set -- base (echo $comp |sed -e 's/\.[a-zA-Z0-9]*$//')
eval "set -- files "$base"*"$suff
if test $files[1]
printf "%s\t"$desc"\n" $files
end
#
# Also do directory completion, since there might be files
# with the correct suffix in a subdirectory
#
__fish_complete_directory $comp
end
#
# Find directories that complete $argv[1], output them as completions with description $argv[2] if defined, otherwise use 'Directory'
#
function __fish_complete_directory -d "Complete using directories"
set -- comp $argv[1]
set -- desc Directory
if test (count $argv) -gt 1
set desc $argv[2]
end
eval "set -- dirs "$comp"*/"
if test $dirs[1]
printf "%s\t"$desc"\n" $dirs
end
end
function __fish_complete_users -d "Print a list of local users, with the real user name as a description"
cat /etc/passwd | sed -e "s/^\([^:]*\):[^:]*:[^:]*:[^:]*:\([^:]*\):.*/\1\t\2/"
end
function __fish_complete_groups -d "Print a list of local groups, with group members as the description"
cat /etc/group | sed -e "s/^\([^:]*\):[^:]*:[^:]*:\(.*\)/\1\tMembers: \2/"
end
function __fish_complete_pids -d "Print a list of process identifiers along with brief descriptions"
# This may be a bit slower, but it's nice - having the tty displayed is really handy
ps --no-heading -o pid,comm,tty --ppid %self -N | sed -r 's/ *([0-9]+) +([^ ].*[^ ]|[^ ]) +([^ ]+)$/\1\t\2 [\3]/' ^/dev/null
# If the above is too slow, this is faster but a little less useful
# pgrep -l -v -P %self | sed 's/ /\t/'
end
function __fish_print_hostnames -d "Print a list of known hostnames"
# Print all hosts from /etc/hosts
cat /etc/hosts|sed -e 's/[0-9.]*\( \|\t\)*\(.*\)/\2/'|sed -e 's/\#.*//'|sed -e 'y/\t/\n/'|grep -v '^$'
# Print nfs servers from /etc/fstab
cat /etc/fstab| grep "^\([0-9]*\.[0-9]*\.[0-9]*\.[0-9]*\|[a-zA-Z.]*\):"|cut -d : -f 1
# Print hosts with known ssh keys
cat ~/.ssh/known_hosts{,2} ^/dev/null|cut -d ' ' -f 1| cut -d , -f 1
end
function __fish_print_interfaces -d "Print a list of known network interfaces"
netstat -i -n -a | awk 'NR>2'|awk '{print $1}'
end
function __fish_print_addresses -d "Print a list of known network addresses"
/sbin/ifconfig |grep 'inet addr'|cut -d : -f 2|cut -d ' ' -f 1
end
function __fish_print_users -d "Print a list of local users"
cat /etc/passwd | cut -d : -f 1
end
function __fish_contains_opt -d "Checks if a specific option has been given in the current commandline"
set -l next_short ""
set -e short_opt
set -e long_opt
for i in $argv
if test $next_short = 1
set next_short ""
set -g short_opt $short_opt $i
else
switch $i
case -s
set next_short 1
case '-*'
echo __fish_contains_opt: Unknown option $i
return 1
case '**'
set -g -- long_opt $long_opt $i
end
end
end
set -l short_opt
set -l long_opt
for i in $short_opt
# echo >&2 Test short option \'$i\'
if test -z $i
continue
end
if commandline -cpo | grep -- "^-"$i"\|^-[^-]*"$i >/dev/null
return 0
end
if commandline -ct | grep -- "^-"$i"\|^-[^-]*"$i >/dev/null
return 0
end
end
for i in $long_opt
if test -z $i
continue
end
# echo >&2 Test long option $i
if contains -- --$i (commandline -cpo)
return 0
end
end
return 1
end
#
# Completions for the shell and it's builtin commands and functions
#
for i in (builtin -n|grep -ve '(while|for|if|function|switch)' )
complete -c $i -s h -l help -d "Display help and exit"
end
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
if which apt-cache >/dev/null ^/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)|grep -v \( |grep -v '\.so\(\.[0-9]\)*$'|sed -e 's/\/.*\///'|sed -e 's/$/\tPackage/'
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 which rpm >/dev/null ^/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 (echo (date +%s) - (stat -c '%Y' $cache_file) | bc)
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/-[^-]*-[^-]*$//' | sed -e 's/$/\tPackage/' &
end
end
function __fish_append -d "Internal completion function for appending string to the commandline"
set separator $argv[1]
set -e argv[1]
set str (commandline -tc| sed -re 's/(.*'$separator')[^'$separator']*/\1/')
printf "%s\n" $str$argv $str$argv,
end
#Completions for SysV startup scripts
set -g __fish_service_commands '
start\t"Start service"
stop\t"Stop service"
status\t"Print service status"
restart\t"Stop and then start service"
reload\t"Reload service configuration"
'
complete -x -p "/etc/init.d/*" -a '$__fish_service_commands'