#
# 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.
#

#
# Assign a temporary value here for performance reasons. The real value should be set in /etc/fish.
#

set -g fish_function_path $PWD/functions/

#
# Make sure there are no invalid entries in the PATH
#

set -l erase_idx
for idx in (seq (count $PATH))
   set i $PATH[$idx]
   if not test -d $i
       set erase_idx $erase_idx $idx
       printf (_ '%s: Warning: The directory %s has been removed from your PATH, because it does not exist\n') fish $i
   end
end

if count $erase_idx >/dev/null
   set -e PATH[(echo $erase_idx)]
end

#
# Add a few common directories to path, if they exists. Note that pure
# console programs like makedep sometimes live in /usr/X11R6/bin, so we
# want this even for text-only terminals.
#

set -l path_list /bin /usr/bin /usr/X11R6/bin @PREFIX@/bin @optbindirs@

# Root should also have the sbin directories in the path
if test "$USER" = root
	set path_list $path_list /sbin /usr/sbin /usr/local/sbin
end

for i in $path_list
	set -l regex "^$i\(\|/*\)\$"
	if not  printf "%s\n" $PATH|grep $regex >/dev/null
		if test -d $i
			set PATH $PATH $i
		end
	end
end

#
# Don't need completions in non-interactive mode
#

if not status --is-interactive
	exit
end

#
# Convenience functions
#
# The naming heuristic is that __fish_complete_* prints completions
# and descriptions, while __fish_print_* only prints the completions
# and no descriptions
#

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_command -d "Complete using all available commands"
	printf "%s\n" (commandline -ct)(complete -C (commandline -ct))
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

#
# Completions for the shell and it's builtin commands and functions
#

for i in (builtin -n|grep -v '\(while\|for\|if\|function\|switch\)' )
	complete -c $i -s h -l help -d "Display help and exit"
end


#
# Completions for SysV startup scripts
#

complete -x -p "/etc/init.d/*" -a start\t(_ 'Start service')
complete -x -p "/etc/init.d/*" -a stop\t(_ 'Stop service')
complete -x -p "/etc/init.d/*" -a status\t(_ 'Print service status')
complete -x -p "/etc/init.d/*" -a restart\t(_ 'Stop and then start service')
complete -x -p "/etc/init.d/*" -a reload\t(_ 'Reload service configuration')