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# -*- shell-script -*- # # bash_completion - programmable completion functions for bash 4.1+ # # Copyright © 2006-2008, Ian Macdonald <ian@caliban.org> # © 2009-2013, Bash Completion Maintainers # <bash-completion-devel@lists.alioth.debian.org> # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software Foundation, # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. # # The latest version of this software can be obtained here: # # http://bash-completion.alioth.debian.org/ # # RELEASE: 2.1 if [[ $- == *v* ]]; then BASH_COMPLETION_ORIGINAL_V_VALUE="-v" else BASH_COMPLETION_ORIGINAL_V_VALUE="+v" fi if [[ ${BASH_COMPLETION_DEBUG-} ]]; then set -v else set +v fi # Set the following to the location of the backwards compat completion dir. # : ${BASH_COMPLETION_COMPAT_DIR:=/etc/bash_completion.d} readonly BASH_COMPLETION_COMPAT_DIR # Blacklisted completions, causing problems with our code. # _blacklist_glob='@()' # Turn on extended globbing and programmable completion shopt -s extglob progcomp # A lot of the following one-liners were taken directly from the # completion examples provided with the bash 2.04 source distribution # Make directory commands see only directories complete -d pushd # start of section containing compspecs that can be handled within bash # user commands see only users complete -u groups slay w sux # bg completes with stopped jobs complete -A stopped -P '"%' -S '"' bg # other job commands complete -j -P '"%' -S '"' fg jobs disown # readonly and unset complete with shell variables complete -v readonly unset # set completes with set options complete -A setopt set # shopt completes with shopt options complete -A shopt shopt # helptopics complete -A helptopic help # unalias completes with aliases complete -a unalias # bind completes with readline bindings (make this more intelligent) complete -A binding bind # type and which complete on commands complete -c command type which # builtin completes on builtins complete -b builtin # start of section containing completion functions called by other functions # Check if we're running on the given userland # @param $1 userland to check for _userland() { local userland=$( uname -s ) [[ $userland == @(Linux|GNU/*) ]] && userland=GNU [[ $userland == $1 ]] } # This function sets correct SysV init directories # _sysvdirs() { sysvdirs=( ) [[ -d /etc/rc.d/init.d ]] && sysvdirs+=( /etc/rc.d/init.d ) [[ -d /etc/init.d ]] && sysvdirs+=( /etc/init.d ) # Slackware uses /etc/rc.d [[ -f /etc/slackware-version ]] && sysvdirs=( /etc/rc.d ) } # This function checks whether we have a given program on the system. # _have() { # Completions for system administrator commands are installed as well in # case completion is attempted via `sudo command ...'. PATH=$PATH:/usr/sbin:/sbin:/usr/local/sbin type $1 &>/dev/null } # Backwards compatibility for compat completions that use have(). # @deprecated should no longer be used; generally not needed with dynamically # loaded completions, and _have is suitable for runtime use. have() { unset -v have _have $1 && have=yes } # This function checks whether a given readline variable # is `on'. # _rl_enabled() { [[ "$( bind -v )" = *$1+([[:space:]])on* ]] } # This function shell-quotes the argument quote() { local quoted=${1//\'/\'\\\'\'} printf "'%s'" "$quoted" } # @see _quote_readline_by_ref() quote_readline() { local quoted _quote_readline_by_ref "$1" ret printf %s "$ret" } # quote_readline() # This function shell-dequotes the argument dequote() { eval printf %s "$1" 2> /dev/null } # Assign variable one scope above the caller # Usage: local "$1" && _upvar $1 "value(s)" # Param: $1 Variable name to assign value to # Param: $* Value(s) to assign. If multiple values, an array is # assigned, otherwise a single value is assigned. # NOTE: For assigning multiple variables, use '_upvars'. Do NOT # use multiple '_upvar' calls, since one '_upvar' call might # reassign a variable to be used by another '_upvar' call. # See: http://fvue.nl/wiki/Bash:_Passing_variables_by_reference _upvar() { if unset -v "$1"; then # Unset & validate varname if (( $# == 2 )); then eval $1=\"\$2\" # Return single value else eval $1=\(\"\${@:2}\"\) # Return array fi fi } # Assign variables one scope above the caller # Usage: local varname [varname ...] && # _upvars [-v varname value] | [-aN varname [value ...]] ... # Available OPTIONS: # -aN Assign next N values to varname as array # -v Assign single value to varname # Return: 1 if error occurs # See: http://fvue.nl/wiki/Bash:_Passing_variables_by_reference _upvars() { if ! (( $# )); then echo "${FUNCNAME[0]}: usage: ${FUNCNAME[0]} [-v varname"\ "value] | [-aN varname [value ...]] ..." 1>&2 return 2 fi while (( $# )); do case $1 in -a*) # Error checking [[ ${1#-a} ]] || { echo "bash: ${FUNCNAME[0]}: \`$1': missing"\ "number specifier" 1>&2; return 1; } printf %d "${1#-a}" &> /dev/null || { echo "bash:"\ "${FUNCNAME[0]}: \`$1': invalid number specifier" 1>&2 return 1; } # Assign array of -aN elements [[ "$2" ]] && unset -v "$2" && eval $2=\(\"\${@:3:${1#-a}}\"\) && shift $((${1#-a} + 2)) || { echo "bash: ${FUNCNAME[0]}:"\ "\`$1${2+ }$2': missing argument(s)" 1>&2; return 1; } ;; -v) # Assign single value [[ "$2" ]] && unset -v "$2" && eval $2=\"\$3\" && shift 3 || { echo "bash: ${FUNCNAME[0]}: $1: missing"\ "argument(s)" 1>&2; return 1; } ;; *) echo "bash: ${FUNCNAME[0]}: $1: invalid option" 1>&2 return 1 ;; esac done } # Reassemble command line words, excluding specified characters from the # list of word completion separators (COMP_WORDBREAKS). # @param $1 chars Characters out of $COMP_WORDBREAKS which should # NOT be considered word breaks. This is useful for things like scp where # we want to return host:path and not only path, so we would pass the # colon (:) as $1 here. # @param $2 words Name of variable to return words to # @param $3 cword Name of variable to return cword to # __reassemble_comp_words_by_ref() { local exclude i j line ref # Exclude word separator characters? if [[ $1 ]]; then # Yes, exclude word separator characters; # Exclude only those characters, which were really included exclude="${1//[^$COMP_WORDBREAKS]}" fi # Default to cword unchanged eval $3=$COMP_CWORD # Are characters excluded which were former included? if [[ $exclude ]]; then # Yes, list of word completion separators has shrunk; line=$COMP_LINE # Re-assemble words to complete for (( i=0, j=0; i < ${#COMP_WORDS[@]}; i++, j++)); do # Is current word not word 0 (the command itself) and is word not # empty and is word made up of just word separator characters to # be excluded and is current word not preceded by whitespace in # original line? while [[ $i -gt 0 && ${COMP_WORDS[$i]} == +([$exclude]) ]]; do # Is word separator not preceded by whitespace in original line # and are we not going to append to word 0 (the command # itself), then append to current word. [[ $line != [$' \t']* ]] && (( j >= 2 )) && ((j--)) # Append word separator to current or new word ref="$2[$j]" eval $2[$j]=\${!ref}\${COMP_WORDS[i]} # Indicate new cword [[ $i == $COMP_CWORD ]] && eval $3=$j # Remove optional whitespace + word separator from line copy line=${line#*"${COMP_WORDS[$i]}"} # Start new word if word separator in original line is # followed by whitespace. [[ $line == [$' \t']* ]] && ((j++)) # Indicate next word if available, else end *both* while and # for loop (( $i < ${#COMP_WORDS[@]} - 1)) && ((i++)) || break 2 done # Append word to current word ref="$2[$j]" eval $2[$j]=\${!ref}\${COMP_WORDS[i]} # Remove optional whitespace + word from line copy line=${line#*"${COMP_WORDS[i]}"} # Indicate new cword [[ $i == $COMP_CWORD ]] && eval $3=$j done [[ $i == $COMP_CWORD ]] && eval $3=$j else # No, list of word completions separators hasn't changed; eval $2=\( \"\${COMP_WORDS[@]}\" \) fi } # __reassemble_comp_words_by_ref() # @param $1 exclude Characters out of $COMP_WORDBREAKS which should NOT be # considered word breaks. This is useful for things like scp where # we want to return host:path and not only path, so we would pass the # colon (:) as $1 in this case. # @param $2 words Name of variable to return words to # @param $3 cword Name of variable to return cword to # @param $4 cur Name of variable to return current word to complete to # @see __reassemble_comp_words_by_ref() __get_cword_at_cursor_by_ref() { local cword words=() __reassemble_comp_words_by_ref "$1" words cword local i cur index=$COMP_POINT lead=${COMP_LINE:0:$COMP_POINT} # Cursor not at position 0 and not leaded by just space(s)? if [[ $index -gt 0 && ( $lead && ${lead//[[:space:]]} ) ]]; then cur=$COMP_LINE for (( i = 0; i <= cword; ++i )); do while [[ # Current word fits in $cur? ${#cur} -ge ${#words[i]} && # $cur doesn't match cword? "${cur:0:${#words[i]}}" != "${words[i]}" ]]; do # Strip first character cur="${cur:1}" # Decrease cursor position ((index--)) done # Does found word match cword? if [[ $i -lt $cword ]]; then # No, cword lies further; local old_size=${#cur} cur="${cur#"${words[i]}"}" local new_size=${#cur} index=$(( index - old_size + new_size )) fi done # Clear $cur if just space(s) [[ $cur && ! ${cur//[[:space:]]} ]] && cur= # Zero $index if negative [[ $index -lt 0 ]] && index=0 fi local "$2" "$3" "$4" && _upvars -a${#words[@]} $2 "${words[@]}" \ -v $3 "$cword" -v $4 "${cur:0:$index}" } # Get the word to complete and optional previous words. # This is nicer than ${COMP_WORDS[$COMP_CWORD]}, since it handles cases # where the user is completing in the middle of a word. # (For example, if the line is "ls foobar", # and the cursor is here --------> ^ # Also one is able to cross over possible wordbreak characters. # Usage: _get_comp_words_by_ref [OPTIONS] [VARNAMES] # Available VARNAMES: # cur Return cur via $cur # prev Return prev via $prev # words Return words via $words # cword Return cword via $cword # # Available OPTIONS: # -n EXCLUDE Characters out of $COMP_WORDBREAKS which should NOT be # considered word breaks. This is useful for things like scp # where we want to return host:path and not only path, so we # would pass the colon (:) as -n option in this case. # -c VARNAME Return cur via $VARNAME # -p VARNAME Return prev via $VARNAME # -w VARNAME Return words via $VARNAME # -i VARNAME Return cword via $VARNAME # # Example usage: # # $ _get_comp_words_by_ref -n : cur prev # _get_comp_words_by_ref() { local exclude flag i OPTIND=1 local cur cword words=() local upargs=() upvars=() vcur vcword vprev vwords while getopts "c:i:n:p:w:" flag "$@"; do case $flag in c) vcur=$OPTARG ;; i) vcword=$OPTARG ;; n) exclude=$OPTARG ;; p) vprev=$OPTARG ;; w) vwords=$OPTARG ;; esac done while [[ $# -ge $OPTIND ]]; do case ${!OPTIND} in cur) vcur=cur ;; prev) vprev=prev ;; cword) vcword=cword ;; words) vwords=words ;; *) echo "bash: $FUNCNAME(): \`${!OPTIND}': unknown argument" \ 1>&2; return 1 esac let "OPTIND += 1" done __get_cword_at_cursor_by_ref "$exclude" words cword cur [[ $vcur ]] && { upvars+=("$vcur" ); upargs+=(-v $vcur "$cur" ); } [[ $vcword ]] && { upvars+=("$vcword"); upargs+=(-v $vcword "$cword"); } [[ $vprev && $cword -ge 1 ]] && { upvars+=("$vprev" ); upargs+=(-v $vprev "${words[cword - 1]}"); } [[ $vwords ]] && { upvars+=("$vwords"); upargs+=(-a${#words[@]} $vwords "${words[@]}"); } (( ${#upvars[@]} )) && local "${upvars[@]}" && _upvars "${upargs[@]}" } # Get the word to complete. # This is nicer than ${COMP_WORDS[$COMP_CWORD]}, since it handles cases # where the user is completing in the middle of a word. # (For example, if the line is "ls foobar", # and the cursor is here --------> ^ # @param $1 string Characters out of $COMP_WORDBREAKS which should NOT be # considered word breaks. This is useful for things like scp where # we want to return host:path and not only path, so we would pass the # colon (:) as $1 in this case. # @param $2 integer Index number of word to return, negatively offset to the # current word (default is 0, previous is 1), respecting the exclusions # given at $1. For example, `_get_cword "=:" 1' returns the word left of # the current word, respecting the exclusions "=:". # @deprecated Use `_get_comp_words_by_ref cur' instead # @see _get_comp_words_by_ref() _get_cword() { local LC_CTYPE=C local cword words __reassemble_comp_words_by_ref "$1" words cword # return previous word offset by $2 if [[ ${2//[^0-9]/} ]]; then printf "%s" "${words[cword-$2]}" elif [[ "${#words[cword]}" -eq 0 || "$COMP_POINT" == "${#COMP_LINE}" ]]; then printf "%s" "${words[cword]}" else local i local cur="$COMP_LINE" local index="$COMP_POINT" for (( i = 0; i <= cword; ++i )); do while [[ # Current word fits in $cur? "${#cur}" -ge ${#words[i]} && # $cur doesn't match cword? "${cur:0:${#words[i]}}" != "${words[i]}" ]]; do # Strip first character cur="${cur:1}" # Decrease cursor position ((index--)) done # Does found word matches cword? if [[ "$i" -lt "$cword" ]]; then # No, cword lies further; local old_size="${#cur}" cur="${cur#${words[i]}}" local new_size="${#cur}" index=$(( index - old_size + new_size )) fi done if [[ "${words[cword]:0:${#cur}}" != "$cur" ]]; then # We messed up! At least return the whole word so things # keep working printf "%s" "${words[cword]}" else printf "%s" "${cur:0:$index}" fi fi } # _get_cword() # Get word previous to the current word. # This is a good alternative to `prev=${COMP_WORDS[COMP_CWORD-1]}' because bash4 # will properly return the previous word with respect to any given exclusions to # COMP_WORDBREAKS. # @deprecated Use `_get_comp_words_by_ref cur prev' instead # @see _get_comp_words_by_ref() # _get_pword() { if [[ $COMP_CWORD -ge 1 ]]; then _get_cword "${@:-}" 1 fi } # If the word-to-complete contains a colon (:), left-trim COMPREPLY items with # word-to-complete. # With a colon in COMP_WORDBREAKS, words containing # colons are always completed as entire words if the word to complete contains # a colon. This function fixes this, by removing the colon-containing-prefix # from COMPREPLY items. # The preferred solution is to remove the colon (:) from COMP_WORDBREAKS in # your .bashrc: # # # Remove colon (:) from list of word completion separators # COMP_WORDBREAKS=${COMP_WORDBREAKS//:} # # See also: Bash FAQ - E13) Why does filename completion misbehave if a colon # appears in the filename? - http://tiswww.case.edu/php/chet/bash/FAQ # @param $1 current word to complete (cur) # @modifies global array $COMPREPLY # __ltrim_colon_completions() { if [[ "$1" == *:* && "$COMP_WORDBREAKS" == *:* ]]; then # Remove colon-word prefix from COMPREPLY items local colon_word=${1%"${1##*:}"} local i=${#COMPREPLY[*]} while [[ $((--i)) -ge 0 ]]; do COMPREPLY[$i]=${COMPREPLY[$i]#"$colon_word"} done fi } # __ltrim_colon_completions() # This function quotes the argument in a way so that readline dequoting # results in the original argument. This is necessary for at least # `compgen' which requires its arguments quoted/escaped: # # $ ls "a'b/" # c # $ compgen -f "a'b/" # Wrong, doesn't return output # $ compgen -f "a\'b/" # Good # a\'b/c # # See also: # - http://lists.gnu.org/archive/html/bug-bash/2009-03/msg00155.html # - http://www.mail-archive.com/bash-completion-devel@lists.alioth.\ # debian.org/msg01944.html # @param $1 Argument to quote # @param $2 Name of variable to return result to _quote_readline_by_ref() { if [[ $1 == \'* ]]; then # Leave out first character printf -v $2 %s "${1:1}" else printf -v $2 %q "$1" fi # If result becomes quoted like this: $'string', re-evaluate in order to # drop the additional quoting. See also: http://www.mail-archive.com/ # bash-completion-devel@lists.alioth.debian.org/msg01942.html [[ ${!2} == \$* ]] && eval $2=${!2} } # _quote_readline_by_ref() # This function performs file and directory completion. It's better than # simply using 'compgen -f', because it honours spaces in filenames. # @param $1 If `-d', complete only on directories. Otherwise filter/pick only # completions with `.$1' and the uppercase version of it as file # extension. # _filedir() { local i IFS=$'\n' xspec _tilde "$cur" || return 0 local -a toks local quoted x tmp _quote_readline_by_ref "$cur" quoted x=$( compgen -d -- "$quoted" ) && while read -r tmp; do toks+=( "$tmp" ) done <<< "$x" if [[ "$1" != -d ]]; then # Munge xspec to contain uppercase version too # http://thread.gmane.org/gmane.comp.shells.bash.bugs/15294/focus=15306 xspec=${1:+"!*.@($1|${1^^})"} x=$( compgen -f -X "$xspec" -- $quoted ) && while read -r tmp; do toks+=( "$tmp" ) done <<< "$x" fi # If the filter failed to produce anything, try without it if configured to [[ -n ${COMP_FILEDIR_FALLBACK:-} && \ -n "$1" && "$1" != -d && ${#toks[@]} -lt 1 ]] && \ x=$( compgen -f -- $quoted ) && while read -r tmp; do toks+=( "$tmp" ) done <<< "$x" if [[ ${#toks[@]} -ne 0 ]]; then # 2>/dev/null for direct invocation, e.g. in the _filedir unit test compopt -o filenames 2>/dev/null COMPREPLY+=( "${toks[@]}" ) fi } # _filedir() # This function splits $cur=--foo=bar into $prev=--foo, $cur=bar, making it # easier to support both "--foo bar" and "--foo=bar" style completions. # `=' should have been removed from COMP_WORDBREAKS when setting $cur for # this to be useful. # Returns 0 if current option was split, 1 otherwise. # _split_longopt() { if [[ "$cur" == --?*=* ]]; then # Cut also backslash before '=' in case it ended up there # for some reason. prev="${cur%%?(\\)=*}" cur="${cur#*=}" return 0 fi return 1 } # Complete variables. # @return True (0) if variables were completed, # False (> 0) if not. _variables() { if [[ $cur =~ ^(\$\{?)([A-Za-z0-9_]*)$ ]]; then [[ $cur == *{* ]] && local suffix=} || local suffix= COMPREPLY+=( $( compgen -P ${BASH_REMATCH[1]} -S "$suffix" -v -- \ "${BASH_REMATCH[2]}" ) ) return 0 fi return 1 } # Initialize completion and deal with various general things: do file # and variable completion where appropriate, and adjust prev, words, # and cword as if no redirections exist so that completions do not # need to deal with them. Before calling this function, make sure # cur, prev, words, and cword are local, ditto split if you use -s. # # Options: # -n EXCLUDE Passed to _get_comp_words_by_ref -n with redirection chars # -e XSPEC Passed to _filedir as first arg for stderr redirections # -o XSPEC Passed to _filedir as first arg for other output redirections # -i XSPEC Passed to _filedir as first arg for stdin redirections # -s Split long options with _split_longopt, implies -n = # @return True (0) if completion needs further processing, # False (> 0) no further processing is necessary. # _init_completion() { local exclude= flag outx errx inx OPTIND=1 while getopts "n:e:o:i:s" flag "$@"; do case $flag in n) exclude+=$OPTARG ;; e) errx=$OPTARG ;; o) outx=$OPTARG ;; i) inx=$OPTARG ;; s) split=false ; exclude+== ;; esac done # For some reason completion functions are not invoked at all by # bash (at least as of 4.1.7) after the command line contains an # ampersand so we don't get a chance to deal with redirections # containing them, but if we did, hopefully the below would also # do the right thing with them... COMPREPLY=() local redir="@(?([0-9])<|?([0-9&])>?(>)|>&)" _get_comp_words_by_ref -n "$exclude<>&" cur prev words cword # Complete variable names. _variables && return 1 # Complete on files if current is a redirect possibly followed by a # filename, e.g. ">foo", or previous is a "bare" redirect, e.g. ">". if [[ $cur == $redir* || $prev == $redir ]]; then local xspec case $cur in 2'>'*) xspec=$errx ;; *'>'*) xspec=$outx ;; *'<'*) xspec=$inx ;; *) case $prev in 2'>'*) xspec=$errx ;; *'>'*) xspec=$outx ;; *'<'*) xspec=$inx ;; esac ;; esac cur="${cur##$redir}" _filedir $xspec return 1 fi # Remove all redirections so completions don't have to deal with them. local i skip for (( i=1; i < ${#words[@]}; )); do if [[ ${words[i]} == $redir* ]]; then # If "bare" redirect, remove also the next word (skip=2). [[ ${words[i]} == $redir ]] && skip=2 || skip=1 words=( "${words[@]:0:i}" "${words[@]:i+skip}" ) [[ $i -le $cword ]] && cword=$(( cword - skip )) else i=$(( ++i )) fi done [[ $cword -eq 0 ]] && return 1 prev=${words[cword-1]} [[ ${split-} ]] && _split_longopt && split=true return 0 } # Helper function for _parse_help and _parse_usage. __parse_options() { local option option2 i IFS=$' \t\n,/|' # Take first found long option, or first one (short) if not found. option= for i in $1; do case $i in ---*) break ;; --?*) option=$i ; break ;; -?*) [[ $option ]] || option=$i ;; *) break ;; esac done [[ $option ]] || return 0 IFS=$' \t\n' # affects parsing of the regexps below... # Expand --[no]foo to --foo and --nofoo etc if [[ $option =~ (\[((no|dont)-?)\]). ]]; then option2=${option/"${BASH_REMATCH[1]}"/} option2=${option2%%[<{().[]*} printf '%s\n' "${option2/=*/=}" option=${option/"${BASH_REMATCH[1]}"/"${BASH_REMATCH[2]}"} fi option=${option%%[<{().[]*} printf '%s\n' "${option/=*/=}" } # Parse GNU style help output of the given command. # @param $1 command; if "-", read from stdin and ignore rest of args # @param $2 command options (default: --help) # _parse_help() { eval local cmd=$( quote "$1" ) local line { case $cmd in -) cat ;; *) LC_ALL=C "$( dequote "$cmd" )" ${2:---help} 2>&1 ;; esac } \ | while read -r line; do [[ $line == *([ $'\t'])-* ]] || continue # transform "-f FOO, --foo=FOO" to "-f , --foo=FOO" etc while [[ $line =~ \ ((^|[^-])-[A-Za-z0-9?][[:space:]]+)\[?[A-Z0-9]+\]? ]]; do line=${line/"${BASH_REMATCH[0]}"/"${BASH_REMATCH[1]}"} done __parse_options "${line// or /, }" done } # Parse BSD style usage output (options in brackets) of the given command. # @param $1 command; if "-", read from stdin and ignore rest of args # @param $2 command options (default: --usage) # _parse_usage() { eval local cmd=$( quote "$1" ) local line match option i char { case $cmd in -) cat ;; *) LC_ALL=C "$( dequote "$cmd" )" ${2:---usage} 2>&1 ;; esac } \ | while read -r line; do while [[ $line =~ \[[[:space:]]*(-[^]]+)[[:space:]]*\] ]]; do match=${BASH_REMATCH[0]} option=${BASH_REMATCH[1]} case $option in -?(\[)+([a-zA-Z0-9?])) # Treat as bundled short options for (( i=1; i < ${#option}; i++ )); do char=${option:i:1} [[ $char != '[' ]] && printf '%s\n' -$char done ;; *) __parse_options "$option" ;; esac line=${line#*"$match"} done done } # This function completes on signal names (minus the SIG prefix) # @param $1 prefix _signals() { local -a sigs=( $( compgen -P "$1" -A signal "SIG${cur#$1}" ) ) COMPREPLY+=( "${sigs[@]/#${1}SIG/${1}}" ) } # This function completes on known mac addresses # _mac_addresses() { local re='\([A-Fa-f0-9]\{2\}:\)\{5\}[A-Fa-f0-9]\{2\}' local PATH="$PATH:/sbin:/usr/sbin" # Local interfaces # - ifconfig on Linux: HWaddr or ether # - ifconfig on FreeBSD: ether # - ip link: link/ether COMPREPLY+=( $( { ifconfig -a || ip link show; } 2>/dev/null | sed -ne \ "s/.*[[:space:]]HWaddr[[:space:]]\{1,\}\($re\)[[:space:]].*/\1/p" -ne \ "s/.*[[:space:]]HWaddr[[:space:]]\{1,\}\($re\)[[:space:]]*$/\1/p" -ne \ "s|.*[[:space:]]\(link/\)\{0,1\}ether[[:space:]]\{1,\}\($re\)[[:space:]].*|\2|p" -ne \ "s|.*[[:space:]]\(link/\)\{0,1\}ether[[:space:]]\{1,\}\($re\)[[:space:]]*$|\2|p" ) ) # ARP cache COMPREPLY+=( $( { arp -an || ip neigh show; } 2>/dev/null | sed -ne \ "s/.*[[:space:]]\($re\)[[:space:]].*/\1/p" -ne \ "s/.*[[:space:]]\($re\)[[:space:]]*$/\1/p" ) ) # /etc/ethers COMPREPLY+=( $( sed -ne \ "s/^[[:space:]]*\($re\)[[:space:]].*/\1/p" /etc/ethers 2>/dev/null ) ) COMPREPLY=( $( compgen -W '${COMPREPLY[@]}' -- "$cur" ) ) __ltrim_colon_completions "$cur" } # This function completes on configured network interfaces # _configured_interfaces() { if [[ -f /etc/debian_version ]]; then # Debian system COMPREPLY=( $( compgen -W "$( sed -ne 's|^iface \([^ ]\{1,\}\).*$|\1|p'\ /etc/network/interfaces )" -- "$cur" ) ) elif [[ -f /etc/SuSE-release ]]; then # SuSE system COMPREPLY=( $( compgen -W "$( printf '%s\n' \ /etc/sysconfig/network/ifcfg-* | \ sed -ne 's|.*ifcfg-\(.*\)|\1|p' )" -- "$cur" ) ) elif [[ -f /etc/pld-release ]]; then # PLD Linux COMPREPLY=( $( compgen -W "$( command ls -B \ /etc/sysconfig/interfaces | \ sed -ne 's|.*ifcfg-\(.*\)|\1|p' )" -- "$cur" ) ) else # Assume Red Hat COMPREPLY=( $( compgen -W "$( printf '%s\n' \ /etc/sysconfig/network-scripts/ifcfg-* | \ sed -ne 's|.*ifcfg-\(.*\)|\1|p' )" -- "$cur" ) ) fi } # Local IP addresses. # _ip_addresses() { local PATH=$PATH:/sbin COMPREPLY+=( $( compgen -W \ "$( { LC_ALL=C ifconfig -a || ip addr show; } 2>/dev/null | sed -ne 's/.*addr:\([^[:space:]]*\).*/\1/p' \ -ne 's|.*inet[[:space:]]\{1,\}\([^[:space:]/]*\).*|\1|p' )" \ -- "$cur" ) ) } # This function completes on available kernels # _kernel_versions() { COMPREPLY=( $( compgen -W '$( command ls /lib/modules )' -- "$cur" ) ) } # This function completes on all available network interfaces # -a: restrict to active interfaces only # -w: restrict to wireless interfaces only # _available_interfaces() { local cmd PATH=$PATH:/sbin if [[ ${1:-} == -w ]]; then cmd="iwconfig" elif [[ ${1:-} == -a ]]; then cmd="{ ifconfig || ip link show up; }" else cmd="{ ifconfig -a || ip link show; }" fi COMPREPLY=( $( eval $cmd 2>/dev/null | awk \ '/^[^ \t]/ { if ($1 ~ /^[0-9]+:/) { print $2 } else { print $1 } }' ) ) COMPREPLY=( $( compgen -W '${COMPREPLY[@]/%[[:punct:]]/}' -- "$cur" ) ) } # Echo number of CPUs, falling back to 1 on failure. _ncpus() { local var=NPROCESSORS_ONLN [[ $OSTYPE == *linux* ]] && var=_$var local n=$( getconf $var 2>/dev/null ) printf %s ${n:-1} } # Perform tilde (~) completion # @return True (0) if completion needs further processing, # False (> 0) if tilde is followed by a valid username, completions # are put in COMPREPLY and no further processing is necessary. _tilde() { local result=0 if [[ $1 == \~* && $1 != */* ]]; then # Try generate ~username completions COMPREPLY=( $( compgen -P '~' -u "${1#\~}" ) ) result=${#COMPREPLY[@]} # 2>/dev/null for direct invocation, e.g. in the _tilde unit test [[ $result -gt 0 ]] && compopt -o filenames 2>/dev/null fi return $result } # Expand variable starting with tilde (~) # We want to expand ~foo/... to /home/foo/... to avoid problems when # word-to-complete starting with a tilde is fed to commands and ending up # quoted instead of expanded. # Only the first portion of the variable from the tilde up to the first slash # (~../) is expanded. The remainder of the variable, containing for example # a dollar sign variable ($) or asterisk (*) is not expanded. # Example usage: # # $ v="~"; __expand_tilde_by_ref v; echo "$v" # # Example output: # # v output # -------- ---------------- # ~ /home/user # ~foo/bar /home/foo/bar # ~foo/$HOME /home/foo/$HOME # ~foo/a b /home/foo/a b # ~foo/* /home/foo/* # # @param $1 Name of variable (not the value of the variable) to expand __expand_tilde_by_ref() { # Does $1 start with tilde (~)? if [[ ${!1} == \~* ]]; then # Does $1 contain slash (/)? if [[ ${!1} == */* ]]; then # Yes, $1 contains slash; # 1: Remove * including and after first slash (/), i.e. "~a/b" # becomes "~a". Double quotes allow eval. # 2: Remove * before the first slash (/), i.e. "~a/b" # becomes "b". Single quotes prevent eval. # +-----1----+ +---2----+ eval $1="${!1/%\/*}"/'${!1#*/}' else # No, $1 doesn't contain slash eval $1="${!1}" fi fi } # __expand_tilde_by_ref() # This function expands tildes in pathnames # _expand() { # FIXME: Why was this here? #[ "$cur" != "${cur%\\}" ] && cur+="\\" # Expand ~username type directory specifications. We want to expand # ~foo/... to /home/foo/... to avoid problems when $cur starting with # a tilde is fed to commands and ending up quoted instead of expanded. if [[ "$cur" == \~*/* ]]; then eval cur=$cur 2>/dev/null elif [[ "$cur" == \~* ]]; then cur=${cur#\~} COMPREPLY=( $( compgen -P '~' -u "$cur" ) ) [[ ${#COMPREPLY[@]} -eq 1 ]] && eval COMPREPLY[0]=${COMPREPLY[0]} return ${#COMPREPLY[@]} fi } # This function completes on process IDs. # AIX and Solaris ps prefers X/Open syntax. [[ $OSTYPE == *@(solaris|aix)* ]] && _pids() { COMPREPLY=( $( compgen -W '$( command ps -efo pid | sed 1d )' -- "$cur" )) } || _pids() { COMPREPLY=( $( compgen -W '$( command ps axo pid= )' -- "$cur" ) ) } # This function completes on process group IDs. # AIX and SunOS prefer X/Open, all else should be BSD. [[ $OSTYPE == *@(solaris|aix)* ]] && _pgids() { COMPREPLY=( $( compgen -W '$( command ps -efo pgid | sed 1d )' -- "$cur" )) } || _pgids() { COMPREPLY=( $( compgen -W '$( command ps axo pgid= )' -- "$cur" )) } # This function completes on process names. # AIX and SunOS prefer X/Open, all else should be BSD. [[ $OSTYPE == *@(solaris|aix)* ]] && _pnames() { COMPREPLY=( $( compgen -X '<defunct>' -W '$( command ps -efo comm | \ sed -e 1d -e "s:.*/::" -e "s/^-//" | sort -u )' -- "$cur" ) ) } || _pnames() { # FIXME: completes "[kblockd/0]" to "0". Previously it was completed # to "kblockd" which isn't correct either. "kblockd/0" would be # arguably most correct, but killall from psmisc 22 treats arguments # containing "/" specially unless -r is given so that wouldn't quite # work either. Perhaps it'd be best to not complete these to anything # for now. # Not using "ps axo comm" because under some Linux kernels, it # truncates command names (see e.g. http://bugs.debian.org/497540#19) COMPREPLY=( $( compgen -X '<defunct>' -W '$( command ps axo command= | \ sed -e "s/ .*//" -e "s:.*/::" -e "s/:$//" -e "s/^[[(-]//" \ -e "s/[])]$//" | sort -u )' -- "$cur" ) ) } # This function completes on user IDs # _uids() { if type getent &>/dev/null; then COMPREPLY=( $( compgen -W '$( getent passwd | cut -d: -f3 )' -- "$cur" ) ) elif type perl &>/dev/null; then COMPREPLY=( $( compgen -W '$( perl -e '"'"'while (($uid) = (getpwent)[2]) { print $uid . "\n" }'"'"' )' -- "$cur" ) ) else # make do with /etc/passwd COMPREPLY=( $( compgen -W '$( cut -d: -f3 /etc/passwd )' -- "$cur" ) ) fi } # This function completes on group IDs # _gids() { if type getent &>/dev/null; then COMPREPLY=( $( compgen -W '$( getent group | cut -d: -f3 )' \ -- "$cur" ) ) elif type perl &>/dev/null; then COMPREPLY=( $( compgen -W '$( perl -e '"'"'while (($gid) = (getgrent)[2]) { print $gid . "\n" }'"'"' )' -- "$cur" ) ) else # make do with /etc/group COMPREPLY=( $( compgen -W '$( cut -d: -f3 /etc/group )' -- "$cur" ) ) fi } # Glob for matching various backup files. # _backup_glob='@(#*#|*@(~|.@(bak|orig|rej|swp|dpkg*|rpm@(orig|new|save))))' # Complete on xinetd services # _xinetd_services() { local xinetddir=/etc/xinetd.d if [[ -d $xinetddir ]]; then local restore_nullglob=$(shopt -p nullglob); shopt -s nullglob local -a svcs=( $( printf '%s\n' $xinetddir/!($_backup_glob) ) ) $restore_nullglob COMPREPLY+=( $( compgen -W '${svcs[@]#$xinetddir/}' -- "$cur" ) ) fi } # This function completes on services # _services() { local sysvdirs _sysvdirs local restore_nullglob=$(shopt -p nullglob); shopt -s nullglob COMPREPLY=( $( printf '%s\n' ${sysvdirs[0]}/!($_backup_glob|functions) ) ) $restore_nullglob COMPREPLY+=( $( systemctl list-units --full --all 2>/dev/null | \ awk '$1 ~ /\.service$/ { sub("\\.service$", "", $1); print $1 }' ) ) COMPREPLY=( $( compgen -W '${COMPREPLY[@]#${sysvdirs[0]}/}' -- "$cur" ) ) } # This completes on a list of all available service scripts for the # 'service' command and/or the SysV init.d directory, followed by # that script's available commands # _service() { local cur prev words cword _init_completion || return # don't complete past 2nd token [[ $cword -gt 2 ]] && return 0 if [[ $cword -eq 1 && $prev == ?(*/)service ]]; then _services [[ -e /etc/mandrake-release ]] && _xinetd_services else local sysvdirs _sysvdirs COMPREPLY=( $( compgen -W '`sed -e "y/|/ /" \ -ne "s/^.*\(U\|msg_u\)sage.*{\(.*\)}.*$/\2/p" \ ${sysvdirs[0]}/${prev##*/} 2>/dev/null` start stop' -- "$cur" ) ) fi } && complete -F _service service _sysvdirs for svcdir in ${sysvdirs[@]}; do for svc in $svcdir/!($_backup_glob); do [[ -x $svc ]] && complete -F _service $svc done done unset svc svcdir sysvdirs # This function completes on modules # _modules() { local modpath modpath=/lib/modules/$1 COMPREPLY=( $( compgen -W "$( command ls -RL $modpath 2>/dev/null | \ sed -ne 's/^\(.*\)\.k\{0,1\}o\(\.[gx]z\)\{0,1\}$/\1/p' )" -- "$cur" ) ) } # This function completes on installed modules # _installed_modules() { COMPREPLY=( $( compgen -W "$( PATH="$PATH:/sbin" lsmod | \ awk '{if (NR != 1) print $1}' )" -- "$1" ) ) } # This function completes on user or user:group format; as for chown and cpio. # # The : must be added manually; it will only complete usernames initially. # The legacy user.group format is not supported. # # @param $1 If -u, only return users/groups the user has access to in # context of current completion. _usergroup() { if [[ $cur = *\\\\* || $cur = *:*:* ]]; then # Give up early on if something seems horribly wrong. return elif [[ $cur = *\\:* ]]; then # Completing group after 'user\:gr<TAB>'. # Reply with a list of groups prefixed with 'user:', readline will # escape to the colon. local prefix prefix=${cur%%*([^:])} prefix=${prefix//\\} local mycur="${cur#*[:]}" if [[ $1 == -u ]]; then _allowed_groups "$mycur" else local IFS=$'\n' COMPREPLY=( $( compgen -g -- "$mycur" ) ) fi COMPREPLY=( $( compgen -P "$prefix" -W "${COMPREPLY[@]}" ) ) elif [[ $cur = *:* ]]; then # Completing group after 'user:gr<TAB>'. # Reply with a list of unprefixed groups since readline with split on : # and only replace the 'gr' part local mycur="${cur#*:}" if [[ $1 == -u ]]; then _allowed_groups "$mycur" else local IFS=$'\n' COMPREPLY=( $( compgen -g -- "$mycur" ) ) fi else # Completing a partial 'usernam<TAB>'. # # Don't suffix with a : because readline will escape it and add a # slash. It's better to complete into 'chown username ' than 'chown # username\:'. if [[ $1 == -u ]]; then _allowed_users "$cur" else local IFS=$'\n' COMPREPLY=( $( compgen -u -- "$cur" ) ) fi fi } _allowed_users() { if _complete_as_root; then local IFS=$'\n' COMPREPLY=( $( compgen -u -- "${1:-$cur}" ) ) else local IFS=$'\n ' COMPREPLY=( $( compgen -W \ "$( id -un 2>/dev/null || whoami 2>/dev/null )" -- "${1:-$cur}" ) ) fi } _allowed_groups() { if _complete_as_root; then local IFS=$'\n' COMPREPLY=( $( compgen -g -- "$1" ) ) else local IFS=$'\n ' COMPREPLY=( $( compgen -W \ "$( id -Gn 2>/dev/null || groups 2>/dev/null )" -- "$1" ) ) fi } # This function completes on valid shells # _shells() { local shell rest while read -r shell rest; do [[ $shell == /* && $shell == "$cur"* ]] && COMPREPLY+=( $shell ) done 2>/dev/null < /etc/shells } # This function completes on valid filesystem types # _fstypes() { local fss if [[ -e /proc/filesystems ]]; then # Linux fss="$( cut -d$'\t' -f2 /proc/filesystems ) $( awk '! /\*/ { print $NF }' /etc/filesystems 2>/dev/null )" else # Generic fss="$( awk '/^[ \t]*[^#]/ { print $3 }' /etc/fstab 2>/dev/null ) $( awk '/^[ \t]*[^#]/ { print $3 }' /etc/mnttab 2>/dev/null ) $( awk '/^[ \t]*[^#]/ { print $4 }' /etc/vfstab 2>/dev/null ) $( awk '{ print $1 }' /etc/dfs/fstypes 2>/dev/null ) $( [[ -d /etc/fs ]] && command ls /etc/fs )" fi [[ -n $fss ]] && COMPREPLY+=( $( compgen -W "$fss" -- "$cur" ) ) } # Get real command. # - arg: $1 Command # - stdout: Filename of command in PATH with possible symbolic links resolved. # Empty string if command not found. # - return: True (0) if command found, False (> 0) if not. _realcommand() { type -P "$1" > /dev/null && { if type -p realpath > /dev/null; then realpath "$(type -P "$1")" elif type -p greadlink > /dev/null; then greadlink -f "$(type -P "$1")" elif type -p readlink > /dev/null; then readlink -f "$(type -P "$1")" else type -P "$1" fi } } # This function returns the first argument, excluding options # @param $1 chars Characters out of $COMP_WORDBREAKS which should # NOT be considered word breaks. See __reassemble_comp_words_by_ref. _get_first_arg() { local i arg= for (( i=1; i < COMP_CWORD; i++ )); do if [[ "${COMP_WORDS[i]}" != -* ]]; then arg=${COMP_WORDS[i]} break fi done } # This function counts the number of args, excluding options # @param $1 chars Characters out of $COMP_WORDBREAKS which should # NOT be considered word breaks. See __reassemble_comp_words_by_ref. _count_args() { local i cword words __reassemble_comp_words_by_ref "$1" words cword args=1 for i in "${words[@]:1:cword-1}"; do [[ "$i" != -* ]] && args=$(($args+1)) done } # This function completes on PCI IDs # _pci_ids() { COMPREPLY+=( $( compgen -W \ "$( PATH="$PATH:/sbin" lspci -n | awk '{print $3}')" -- "$cur" ) ) } # This function completes on USB IDs # _usb_ids() { COMPREPLY+=( $( compgen -W \ "$( PATH="$PATH:/sbin" lsusb | awk '{print $6}' )" -- "$cur" ) ) } # CD device names _cd_devices() { COMPREPLY+=( $( compgen -f -d -X "!*/?([amrs])cd*" -- "${cur:-/dev/}" ) ) } # DVD device names _dvd_devices() { COMPREPLY+=( $( compgen -f -d -X "!*/?(r)dvd*" -- "${cur:-/dev/}" ) ) } # TERM environment variable values _terms() { COMPREPLY+=( $( compgen -W \ "$( sed -ne 's/^\([^[:space:]#|]\{2,\}\)|.*/\1/p' /etc/termcap \ 2>/dev/null )" -- "$cur" ) ) COMPREPLY+=( $( compgen -W "$( { toe -a 2>/dev/null || toe 2>/dev/null; } \ | awk '{ print $1 }' | sort -u )" -- "$cur" ) ) } # a little help for FreeBSD ports users [[ $OSTYPE == *freebsd* ]] && complete -W 'index search fetch fetch-list extract patch configure build install reinstall deinstall clean clean-depends kernel buildworld' make # This function provides simple user@host completion # _user_at_host() { local cur prev words cword _init_completion -n : || return if [[ $cur == *@* ]]; then _known_hosts_real "$cur" else COMPREPLY=( $( compgen -u -- "$cur" ) ) fi return 0 } shopt -u hostcomplete && complete -F _user_at_host -o nospace talk ytalk finger # NOTE: Using this function as a helper function is deprecated. Use # `_known_hosts_real' instead. _known_hosts() { local cur prev words cword _init_completion -n : || return # NOTE: Using `_known_hosts' as a helper function and passing options # to `_known_hosts' is deprecated: Use `_known_hosts_real' instead. local options [[ "$1" == -a || "$2" == -a ]] && options=-a [[ "$1" == -c || "$2" == -c ]] && options+=" -c" _known_hosts_real $options -- "$cur" } # _known_hosts() # Helper function for completing _known_hosts. # This function performs host completion based on ssh's config and known_hosts # files, as well as hostnames reported by avahi-browse if # COMP_KNOWN_HOSTS_WITH_AVAHI is set to a non-empty value. Also hosts from # HOSTFILE (compgen -A hostname) are added, unless # COMP_KNOWN_HOSTS_WITH_HOSTFILE is set to an empty value. # Usage: _known_hosts_real [OPTIONS] CWORD # Options: -a Use aliases # -c Use `:' suffix # -F configfile Use `configfile' for configuration settings # -p PREFIX Use PREFIX # Return: Completions, starting with CWORD, are added to COMPREPLY[] _known_hosts_real() { local configfile flag prefix local cur curd awkcur user suffix aliases i host local -a kh khd config local OPTIND=1 while getopts "acF:p:" flag "$@"; do case $flag in a) aliases='yes' ;; c) suffix=':' ;; F) configfile=$OPTARG ;; p) prefix=$OPTARG ;; esac done [[ $# -lt $OPTIND ]] && echo "error: $FUNCNAME: missing mandatory argument CWORD" cur=${!OPTIND}; let "OPTIND += 1" [[ $# -ge $OPTIND ]] && echo "error: $FUNCNAME("$@"): unprocessed arguments:"\ $(while [[ $# -ge $OPTIND ]]; do printf '%s\n' ${!OPTIND}; shift; done) [[ $cur == *@* ]] && user=${cur%@*}@ && cur=${cur#*@} kh=() # ssh config files if [[ -n $configfile ]]; then [[ -r $configfile ]] && config+=( "$configfile" ) else for i in /etc/ssh/ssh_config ~/.ssh/config ~/.ssh2/config; do [[ -r $i ]] && config+=( "$i" ) done fi # Known hosts files from configs if [[ ${#config[@]} -gt 0 ]]; then local OIFS=$IFS IFS=$'\n' j local -a tmpkh # expand paths (if present) to global and user known hosts files # TODO(?): try to make known hosts files with more than one consecutive # spaces in their name work (watch out for ~ expansion # breakage! Alioth#311595) tmpkh=( $( awk 'sub("^[ \t]*([Gg][Ll][Oo][Bb][Aa][Ll]|[Uu][Ss][Ee][Rr])[Kk][Nn][Oo][Ww][Nn][Hh][Oo][Ss][Tt][Ss][Ff][Ii][Ll][Ee][ \t]+", "") { print $0 }' "${config[@]}" | sort -u ) ) IFS=$OIFS for i in "${tmpkh[@]}"; do # First deal with quoted entries... while [[ $i =~ ^([^\"]*)\"([^\"]*)\"(.*)$ ]]; do i=${BASH_REMATCH[1]}${BASH_REMATCH[3]} j=${BASH_REMATCH[2]} __expand_tilde_by_ref j # Eval/expand possible `~' or `~user' [[ -r $j ]] && kh+=( "$j" ) done # ...and then the rest. for j in $i; do __expand_tilde_by_ref j # Eval/expand possible `~' or `~user' [[ -r $j ]] && kh+=( "$j" ) done done fi if [[ -z $configfile ]]; then # Global and user known_hosts files for i in /etc/ssh/ssh_known_hosts /etc/ssh/ssh_known_hosts2 \ /etc/known_hosts /etc/known_hosts2 ~/.ssh/known_hosts \ ~/.ssh/known_hosts2; do [[ -r $i ]] && kh+=( "$i" ) done for i in /etc/ssh2/knownhosts ~/.ssh2/hostkeys; do [[ -d $i ]] && khd+=( "$i"/*pub ) done fi # If we have known_hosts files to use if [[ ${#kh[@]} -gt 0 || ${#khd[@]} -gt 0 ]]; then # Escape slashes and dots in paths for awk awkcur=${cur//\//\\\/} awkcur=${awkcur//\./\\\.} curd=$awkcur if [[ "$awkcur" == [0-9]*[.:]* ]]; then # Digits followed by a dot or a colon - just search for that awkcur="^$awkcur[.:]*" elif [[ "$awkcur" == [0-9]* ]]; then # Digits followed by no dot or colon - search for digits followed # by a dot or a colon awkcur="^$awkcur.*[.:]" elif [[ -z $awkcur ]]; then # A blank - search for a dot, a colon, or an alpha character awkcur="[a-z.:]" else awkcur="^$awkcur" fi if [[ ${#kh[@]} -gt 0 ]]; then # FS needs to look for a comma separated list COMPREPLY+=( $( awk 'BEGIN {FS=","} /^\s*[^|\#]/ { sub("^@[^ ]+ +", ""); \ sub(" .*$", ""); \ for (i=1; i<=NF; ++i) { \ sub("^\\[", "", $i); sub("\\](:[0-9]+)?$", "", $i); \ if ($i !~ /[*?]/ && $i ~ /'"$awkcur"'/) {print $i} \ }}' "${kh[@]}" 2>/dev/null ) ) fi if [[ ${#khd[@]} -gt 0 ]]; then # Needs to look for files called # .../.ssh2/key_22_<hostname>.pub # dont fork any processes, because in a cluster environment, # there can be hundreds of hostkeys for i in "${khd[@]}" ; do if [[ "$i" == *key_22_$curd*.pub && -r "$i" ]]; then host=${i/#*key_22_/} host=${host/%.pub/} COMPREPLY+=( $host ) fi done fi # apply suffix and prefix for (( i=0; i < ${#COMPREPLY[@]}; i++ )); do COMPREPLY[i]=$prefix$user${COMPREPLY[i]}$suffix done fi # append any available aliases from config files if [[ ${#config[@]} -gt 0 && -n "$aliases" ]]; then local hosts=$( sed -ne 's/^[ \t]*[Hh][Oo][Ss][Tt]\([Nn][Aa][Mm][Ee]\)\{0,1\}['"$'\t '"']\{1,\}\([^#*?]*\)\(#.*\)\{0,1\}$/\2/p' "${config[@]}" ) COMPREPLY+=( $( compgen -P "$prefix$user" \ -S "$suffix" -W "$hosts" -- "$cur" ) ) fi # Add hosts reported by avahi-browse, if desired and it's available. if [[ ${COMP_KNOWN_HOSTS_WITH_AVAHI:-} ]] && \ type avahi-browse &>/dev/null; then # The original call to avahi-browse also had "-k", to avoid lookups # into avahi's services DB. We don't need the name of the service, and # if it contains ";", it may mistify the result. But on Gentoo (at # least), -k wasn't available (even if mentioned in the manpage) some # time ago, so... COMPREPLY+=( $( compgen -P "$prefix$user" -S "$suffix" -W \ "$( avahi-browse -cpr _workstation._tcp 2>/dev/null | \ awk -F';' '/^=/ { print $7 }' | sort -u )" -- "$cur" ) ) fi # Add hosts reported by ruptime. COMPREPLY+=( $( compgen -W \ "$( ruptime 2>/dev/null | awk '!/^ruptime:/ { print $1 }' )" \ -- "$cur" ) ) # Add results of normal hostname completion, unless # `COMP_KNOWN_HOSTS_WITH_HOSTFILE' is set to an empty value. if [[ -n ${COMP_KNOWN_HOSTS_WITH_HOSTFILE-1} ]]; then COMPREPLY+=( $( compgen -A hostname -P "$prefix$user" -S "$suffix" -- "$cur" ) ) fi __ltrim_colon_completions "$prefix$user$cur" return 0 } # _known_hosts_real() complete -F _known_hosts traceroute traceroute6 tracepath tracepath6 \ fping fping6 telnet rsh rlogin ftp dig mtr ssh-installkeys showmount # This meta-cd function observes the CDPATH variable, so that cd additionally # completes on directories under those specified in CDPATH. # _cd() { local cur prev words cword _init_completion || return local IFS=$'\n' i j k compopt -o filenames # Use standard dir completion if no CDPATH or parameter starts with /, # ./ or ../ if [[ -z "${CDPATH:-}" || "$cur" == ?(.)?(.)/* ]]; then _filedir -d return 0 fi local -r mark_dirs=$(_rl_enabled mark-directories && echo y) local -r mark_symdirs=$(_rl_enabled mark-symlinked-directories && echo y) # we have a CDPATH, so loop on its contents for i in ${CDPATH//:/$'\n'}; do # create an array of matched subdirs k="${#COMPREPLY[@]}" for j in $( compgen -d $i/$cur ); do if [[ ( $mark_symdirs && -h $j || $mark_dirs && ! -h $j ) && ! -d ${j#$i/} ]]; then j+="/" fi COMPREPLY[k++]=${j#$i/} done done _filedir -d if [[ ${#COMPREPLY[@]} -eq 1 ]]; then i=${COMPREPLY[0]} if [[ "$i" == "$cur" && $i != "*/" ]]; then COMPREPLY[0]="${i}/" fi fi return 0 } if shopt -q cdable_vars; then complete -v -F _cd -o nospace cd else complete -F _cd -o nospace cd fi # a wrapper method for the next one, when the offset is unknown _command() { local offset i # find actual offset, as position of the first non-option offset=1 for (( i=1; i <= COMP_CWORD; i++ )); do if [[ "${COMP_WORDS[i]}" != -* ]]; then offset=$i break fi done _command_offset $offset } # A meta-command completion function for commands like sudo(8), which need to # first complete on a command, then complete according to that command's own # completion definition. # _command_offset() { # rewrite current completion context before invoking # actual command completion # find new first word position, then # rewrite COMP_LINE and adjust COMP_POINT local word_offset=$1 i j for (( i=0; i < $word_offset; i++ )); do for (( j=0; j <= ${#COMP_LINE}; j++ )); do [[ "$COMP_LINE" == "${COMP_WORDS[i]}"* ]] && break COMP_LINE=${COMP_LINE:1} ((COMP_POINT--)) done COMP_LINE=${COMP_LINE#"${COMP_WORDS[i]}"} ((COMP_POINT-=${#COMP_WORDS[i]})) done # shift COMP_WORDS elements and adjust COMP_CWORD for (( i=0; i <= COMP_CWORD - $word_offset; i++ )); do COMP_WORDS[i]=${COMP_WORDS[i+$word_offset]} done for (( i; i <= COMP_CWORD; i++ )); do unset COMP_WORDS[i] done ((COMP_CWORD -= $word_offset)) COMPREPLY=() local cur _get_comp_words_by_ref cur if [[ $COMP_CWORD -eq 0 ]]; then local IFS=$'\n' compopt -o filenames COMPREPLY=( $( compgen -d -c -- "$cur" ) ) else local cmd=${COMP_WORDS[0]} compcmd=${COMP_WORDS[0]} local cspec=$( complete -p $cmd 2>/dev/null ) # If we have no completion for $cmd yet, see if we have for basename if [[ ! $cspec && $cmd == */* ]]; then cspec=$( complete -p ${cmd##*/} 2>/dev/null ) [[ $cspec ]] && compcmd=${cmd##*/} fi # If still nothing, just load it for the basename if [[ ! $cspec ]]; then compcmd=${cmd##*/} _completion_loader $compcmd cspec=$( complete -p $compcmd 2>/dev/null ) fi if [[ -n $cspec ]]; then if [[ ${cspec#* -F } != $cspec ]]; then # complete -F <function> # get function name local func=${cspec#*-F } func=${func%% *} if [[ ${#COMP_WORDS[@]} -ge 2 ]]; then $func $cmd "${COMP_WORDS[${#COMP_WORDS[@]}-1]}" "${COMP_WORDS[${#COMP_WORDS[@]}-2]}" else $func $cmd "${COMP_WORDS[${#COMP_WORDS[@]}-1]}" fi # restore initial compopts local opt while [[ $cspec == *" -o "* ]]; do # FIXME: should we take "+o opt" into account? cspec=${cspec#*-o } opt=${cspec%% *} compopt -o $opt cspec=${cspec#$opt} done else cspec=${cspec#complete} cspec=${cspec%%$compcmd} COMPREPLY=( $( eval compgen "$cspec" -- '$cur' ) ) fi elif [[ ${#COMPREPLY[@]} -eq 0 ]]; then # XXX will probably never happen as long as completion loader loads # *something* for every command thrown at it ($cspec != empty) _minimal fi fi } complete -F _command aoss command do else eval exec ltrace nice nohup padsp \ then time tsocks vsound xargs _root_command() { local PATH=$PATH:/sbin:/usr/sbin:/usr/local/sbin local root_command=$1 _command } complete -F _root_command fakeroot gksu gksudo kdesudo really # Return true if the completion should be treated as running as root _complete_as_root() { [[ $EUID -eq 0 || ${root_command:-} ]] } _longopt() { local cur prev words cword split _init_completion -s || return case "${prev,,}" in --help|--usage|--version) return 0 ;; --*dir*) _filedir -d return 0 ;; --*file*|--*path*) _filedir return 0 ;; --+([-a-z0-9_])) local argtype=$( $1 --help 2>&1 | sed -ne \ "s|.*$prev\[\{0,1\}=[<[]\{0,1\}\([-A-Za-z0-9_]\{1,\}\).*|\1|p" ) case ${argtype,,} in *dir*) _filedir -d return 0 ;; *file*|*path*) _filedir return 0 ;; esac ;; esac $split && return 0 if [[ "$cur" == -* ]]; then COMPREPLY=( $( compgen -W "$( $1 --help 2>&1 | \ sed -ne 's/.*\(--[-A-Za-z0-9]\{1,\}=\{0,1\}\).*/\1/p' | sort -u )" \ -- "$cur" ) ) [[ $COMPREPLY == *= ]] && compopt -o nospace elif [[ "$1" == @(mk|rm)dir ]]; then _filedir -d else _filedir fi } # makeinfo and texi2dvi are defined elsewhere. complete -F _longopt a2ps awk base64 bash bc bison cat colordiff cp csplit \ cut date df diff dir du enscript env expand fmt fold gperf \ grep grub head indent irb ld ldd less ln ls m4 md5sum mkdir mkfifo mknod \ mv netstat nl nm objcopy objdump od paste pr ptx readelf rm rmdir \ sed seq sha{,1,224,256,384,512}sum shar sort split strip sum tac tail tee \ texindex touch tr uname unexpand uniq units vdir wc who declare -A _xspecs _filedir_xspec() { local cur prev words cword _init_completion || return _tilde "$cur" || return 0 local IFS=$'\n' xspec=${_xspecs[${1##*/}]} tmp local -a toks toks=( $( compgen -d -- "$(quote_readline "$cur")" | { while read -r tmp; do printf '%s\n' $tmp done } )) # Munge xspec to contain uppercase version too # http://thread.gmane.org/gmane.comp.shells.bash.bugs/15294/focus=15306 eval xspec="${xspec}" local matchop=! if [[ $xspec == !* ]]; then xspec=${xspec#!} matchop=@ fi xspec="$matchop($xspec|${xspec^^})" toks+=( $( eval compgen -f -X "!$xspec" -- "\$(quote_readline "\$cur")" | { while read -r tmp; do [[ -n $tmp ]] && printf '%s\n' $tmp done } )) if [[ ${#toks[@]} -ne 0 ]]; then compopt -o filenames COMPREPLY=( "${toks[@]}" ) fi } _install_xspec() { local xspec=$1 cmd shift for cmd in $@; do _xspecs[$cmd]=$xspec done complete -F _filedir_xspec $@ } # bzcmp, bzdiff, bz*grep, bzless, bzmore intentionally not here, see Debian: #455510 _install_xspec '!*.?(t)bz?(2)' bunzip2 bzcat pbunzip2 pbzcat lbunzip2 lbzcat _install_xspec '!*.@(zip|[ejsw]ar|exe|pk3|wsz|zargo|xpi|s[tx][cdiw]|sx[gm]|o[dt][tspgfc]|od[bm]|oxt|epub|apk|do[ct][xm]|p[op]t[mx]|xl[st][xm])' unzip zipinfo _install_xspec '*.Z' compress znew # zcmp, zdiff, z*grep, zless, zmore intentionally not here, see Debian: #455510 _install_xspec '!*.@(Z|[gGd]z|t[ag]z)' gunzip zcat unpigz _install_xspec '!*.Z' uncompress # lzcmp, lzdiff intentionally not here, see Debian: #455510 _install_xspec '!*.@(tlz|lzma)' lzcat lzegrep lzfgrep lzgrep lzless lzmore unlzma _install_xspec '!*.@(?(t)xz|tlz|lzma)' unxz xzcat _install_xspec '!*.lrz' lrunzip _install_xspec '!*.@(gif|jp?(e)g|miff|tif?(f)|pn[gm]|p[bgp]m|bmp|xpm|ico|xwd|tga|pcx)' ee _install_xspec '!*.@(gif|jp?(e)g|tif?(f)|png|p[bgp]m|bmp|x[bp]m|rle|rgb|pcx|fits|pm|svg)' qiv _install_xspec '!*.@(gif|jp?(e)g|tif?(f)|png|p[bgp]m|bmp|x[bp]m|rle|rgb|pcx|fits|pm|?(e)ps)' xv _install_xspec '!*.@(@(?(e)ps|?(E)PS|pdf|PDF)?(.gz|.GZ|.bz2|.BZ2|.Z))' gv ggv kghostview _install_xspec '!*.@(dvi|DVI)?(.@(gz|Z|bz2))' xdvi kdvi _install_xspec '!*.dvi' dvips dviselect dvitype dvipdf advi dvipdfm dvipdfmx _install_xspec '!*.[pf]df' acroread gpdf xpdf _install_xspec '!*.@(?(e)ps|pdf)' kpdf _install_xspec '!*.@(okular|@(?(e|x)ps|?(E|X)PS|[pf]df|[PF]DF|dvi|DVI|cb[rz]|CB[RZ]|djv?(u)|DJV?(U)|dvi|DVI|gif|jp?(e)g|miff|tif?(f)|pn[gm]|p[bgp]m|bmp|xpm|ico|xwd|tga|pcx|GIF|JP?(E)G|MIFF|TIF?(F)|PN[GM]|P[BGP]M|BMP|XPM|ICO|XWD|TGA|PCX|epub|EPUB|odt|ODT|fb?(2)|FB?(2)|mobi|MOBI|g3|G3|chm|CHM)?(.?(gz|GZ|bz2|BZ2)))' okular _install_xspec '!*.pdf' epdfview _install_xspec '!*.@(cb[rz7t]|djv?(u)|?(e)ps|pdf)' zathura _install_xspec '!*.@(?(e)ps|pdf)' ps2pdf ps2pdf12 ps2pdf13 ps2pdf14 ps2pdfwr _install_xspec '!*.texi*' makeinfo texi2html _install_xspec '!*.@(?(la)tex|texi|dtx|ins|ltx|dbj)' tex latex slitex jadetex pdfjadetex pdftex pdflatex texi2dvi _install_xspec '!*.mp3' mpg123 mpg321 madplay _install_xspec '!*@(.@(mp?(e)g|MP?(E)G|wma|avi|AVI|asf|vob|VOB|bin|dat|divx|DIVX|vcd|ps|pes|fli|flv|FLV|fxm|FXM|viv|rm|ram|yuv|mov|MOV|qt|QT|wmv|mp[234]|MP[234]|m4[pv]|M4[PV]|mkv|MKV|og[gmv]|OG[GMV]|t[ps]|T[PS]|m2t?(s)|M2T?(S)|wav|WAV|flac|FLAC|asx|ASX|mng|MNG|srt|m[eo]d|M[EO]D|s[3t]m|S[3T]M|it|IT|xm|XM)|+([0-9]).@(vdr|VDR))?(.part)' xine aaxine fbxine _install_xspec '!*@(.@(mp?(e)g|MP?(E)G|wma|avi|AVI|asf|vob|VOB|bin|dat|divx|DIVX|vcd|ps|pes|fli|flv|FLV|fxm|FXM|viv|rm|ram|yuv|mov|MOV|qt|QT|wmv|mp[234]|MP[234]|m4[pv]|M4[PV]|mkv|MKV|og[gmv]|OG[GMV]|t[ps]|T[PS]|m2t?(s)|M2T?(S)|wav|WAV|flac|FLAC|asx|ASX|mng|MNG|srt|m[eo]d|M[EO]D|s[3t]m|S[3T]M|it|IT|xm|XM|iso|ISO)|+([0-9]).@(vdr|VDR))?(.part)' kaffeine dragon _install_xspec '!*.@(avi|asf|wmv)' aviplay _install_xspec '!*.@(rm?(j)|ra?(m)|smi?(l))' realplay _install_xspec '!*.@(mpg|mpeg|avi|mov|qt)' xanim _install_xspec '!*.@(ogg|m3u|flac|spx)' ogg123 _install_xspec '!*.@(mp3|ogg|pls|m3u)' gqmpeg freeamp _install_xspec '!*.fig' xfig _install_xspec '!*.@(mid?(i)|cmf)' playmidi _install_xspec '!*.@(mid?(i)|rmi|rcp|[gr]36|g18|mod|xm|it|x3m|s[3t]m|kar)' timidity _install_xspec '!*.@(669|abc|am[fs]|d[bs]m|dmf|far|it|mdl|m[eo]d|mid?(i)|mt[2m]|okta|p[st]m|s[3t]m|ult|umx|wav|xm)' modplugplay modplug123 _install_xspec '*.@(o|so|so.!(conf|*/*)|a|[rs]pm|gif|jp?(e)g|mp3|mp?(e)g|avi|asf|ogg|class)' vi vim gvim rvim view rview rgvim rgview gview emacs xemacs sxemacs kate kwrite _install_xspec '!*.@(zip|z|gz|tgz)' bzme # konqueror not here on purpose, it's more than a web/html browser _install_xspec '!*.@(?([xX]|[sS])[hH][tT][mM]?([lL]))' netscape mozilla lynx galeon dillo elinks amaya firefox mozilla-firefox iceweasel google-chrome chromium-browser epiphany _install_xspec '!*.@(sxw|stw|sxg|sgl|doc?([mx])|dot?([mx])|rtf|txt|htm|html|?(f)odt|ott|odm)' oowriter _install_xspec '!*.@(sxi|sti|pps?(x)|ppt?([mx])|pot?([mx])|?(f)odp|otp)' ooimpress _install_xspec '!*.@(sxc|stc|xls?([bmx])|xlw|xlt?([mx])|[ct]sv|?(f)ods|ots)' oocalc _install_xspec '!*.@(sxd|std|sda|sdd|?(f)odg|otg)' oodraw _install_xspec '!*.@(sxm|smf|mml|odf)' oomath _install_xspec '!*.odb' oobase _install_xspec '!*.[rs]pm' rpm2cpio _install_xspec '!*.aux' bibtex _install_xspec '!*.po' poedit gtranslator kbabel lokalize _install_xspec '!*.@([Pp][Rr][Gg]|[Cc][Ll][Pp])' harbour gharbour hbpp _install_xspec '!*.[Hh][Rr][Bb]' hbrun _install_xspec '!*.ly' lilypond ly2dvi _install_xspec '!*.@(dif?(f)|?(d)patch)?(.@([gx]z|bz2|lzma))' cdiff _install_xspec '!@(*.@(ks|jks|jceks|p12|pfx|bks|ubr|gkr|cer|crt|cert|p7b|pkipath|pem|p10|csr|crl)|cacerts)' portecle _install_xspec '!*.@(mp[234c]|og[ag]|@(fl|a)ac|m4[abp]|spx|tta|w?(a)v|wma|aif?(f)|asf|ape)' kid3 kid3-qt _install_xspec '!*.py' pyflakes unset -f _install_xspec # Minimal completion to use as fallback in _completion_loader. _minimal() { local cur prev words cword split _init_completion -s || return $split && return _filedir } # Complete the empty string to allow completion of '>', '>>', and '<' # http://lists.gnu.org/archive/html/bug-bash/2012-01/msg00045.html complete -F _minimal '' # set up dynamic completion loading _completion_loader() { local compfile=./completions [[ $BASH_SOURCE == */* ]] && compfile="${BASH_SOURCE%/*}/completions" compfile+="/${1##*/}" # Avoid trying to source dirs; https://bugzilla.redhat.com/903540 [[ -f "$compfile" ]] && . "$compfile" &>/dev/null && return 124 # Need to define *something*, otherwise there will be no completion at all. complete -F _minimal "$1" && return 124 } && complete -D -F _completion_loader # Function for loading and calling functions from dynamically loaded # completion files that may not have been sourced yet. # @param $1 completion file to load function from in case it is missing # @param $2... function and its arguments _xfunc() { set -- "$@" local srcfile=$1 shift declare -F $1 &>/dev/null || { local compdir=./completions [[ $BASH_SOURCE == */* ]] && compdir="${BASH_SOURCE%/*}/completions" . "$compdir/$srcfile" } "$@" } # source compat completion directory definitions if [[ -d $BASH_COMPLETION_COMPAT_DIR && -r $BASH_COMPLETION_COMPAT_DIR && \ -x $BASH_COMPLETION_COMPAT_DIR ]]; then for i in $(LC_ALL=C command ls "$BASH_COMPLETION_COMPAT_DIR"); do i=$BASH_COMPLETION_COMPAT_DIR/$i [[ ${i##*/} != @($_backup_glob|Makefile*|$_blacklist_glob) \ && -f $i && -r $i ]] && . "$i" done fi unset i _blacklist_glob # source user completion file [[ ${BASH_SOURCE[0]} != ~/.bash_completion && -r ~/.bash_completion ]] \ && . ~/.bash_completion unset -f have unset have set $BASH_COMPLETION_ORIGINAL_V_VALUE unset BASH_COMPLETION_ORIGINAL_V_VALUE # ex: ts=4 sw=4 et filetype=sh
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