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# -*- shell-script -*- # # bash_completion - programmable completion functions for bash 4.2+ # # Copyright © 2006-2008, Ian Macdonald <ian@caliban.org> # © 2009-2020, Bash Completion Maintainers # # 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: # # https://github.com/scop/bash-completion BASH_COMPLETION_VERSINFO=(2 11) 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 # 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 # 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 # 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 == "$1" ]] } # This function sets correct SysV init directories # _sysvdirs() { sysvdirs=() [[ -d /etc/rc.d/init.d ]] && sysvdirs+=(/etc/rc.d/init.d) [[ -d /etc/init.d ]] && sysvdirs+=(/etc/init.d) # Slackware uses /etc/rc.d [[ -f /etc/slackware-version ]] && sysvdirs=(/etc/rc.d) return 0 } # This function checks whether we have a given program on the system. # _have() { # Completions for system administrator commands are installed as well in # case completion is attempted via `sudo command ...'. PATH=$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 ret _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: https://fvue.nl/wiki/Bash:_Passing_variables_by_reference _upvar() { echo "bash_completion: $FUNCNAME: deprecated function," \ "use _upvars instead" >&2 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: https://fvue.nl/wiki/Bash:_Passing_variables_by_reference _upvars() { if ! (($#)); then echo "bash_completion: $FUNCNAME: usage: $FUNCNAME" \ "[-v varname value] | [-aN varname [value ...]] ..." >&2 return 2 fi while (($#)); do case $1 in -a*) # Error checking [[ ${1#-a} ]] || { echo "bash_completion: $FUNCNAME:" \ "\`$1': missing number specifier" >&2 return 1 } printf %d "${1#-a}" &>/dev/null || { echo bash_completion: \ "$FUNCNAME: \`$1': invalid number specifier" >&2 return 1 } # Assign array of -aN elements [[ "$2" ]] && unset -v "$2" && eval $2=\(\"\$"{@:3:${1#-a}}"\"\) && shift $((${1#-a} + 2)) || { echo bash_completion: \ "$FUNCNAME: \`$1${2+ }$2': missing argument(s)" \ >&2 return 1 } ;; -v) # Assign single value [[ "$2" ]] && unset -v "$2" && eval $2=\"\$3\" && shift 3 || { echo "bash_completion: $FUNCNAME: $1:" \ "missing argument(s)" >&2 return 1 } ;; *) echo "bash_completion: $FUNCNAME: $1: invalid option" >&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 printf -v "$3" %s "$COMP_CWORD" # Are characters excluded which were former included? if [[ -v 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 != [[:blank:]]* ]] && ((j >= 2)) && ((j--)) # Append word separator to current or new word ref="$2[$j]" printf -v "$ref" %s "${!ref-}${COMP_WORDS[i]}" # Indicate new cword ((i == COMP_CWORD)) && printf -v "$3" %s "$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 == [[:blank:]]* ]] && ((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]" printf -v "$ref" %s "${!ref-}${COMP_WORDS[i]}" # Remove optional whitespace + word from line copy line=${line#*"${COMP_WORDS[i]}"} # Indicate new cword ((i == COMP_CWORD)) && printf -v "$3" %s "$j" done ((i == COMP_CWORD)) && printf -v "$3" %s "$j" else # No, list of word completions separators hasn't changed; for i in "${!COMP_WORDS[@]}"; do printf -v "$2[i]" %s "${COMP_WORDS[i]}" done 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 # Current word fits in $cur, and $cur doesn't match cword? while [[ ${#cur} -ge ${#words[i]} && \ ${cur:0:${#words[i]}} != "${words[i]-}" ]]; do # Strip first character cur="${cur:1}" # Decrease cursor position, staying >= 0 ((index > 0)) && ((index--)) done # Does found word match cword? if ((i < cword)); then # No, cword lies further; local old_size=${#cur} cur="${cur#"${words[i]}"}" local new_size=${#cur} ((index -= old_size - new_size)) fi done # Clear $cur if just space(s) [[ $cur && ! ${cur//[[:space:]]/} ]] && cur= # Zero $index if negative ((index < 0)) && index=0 fi local "$2" "$3" "$4" && _upvars -a${#words[@]} $2 ${words+"${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 ;; *) echo "bash_completion: $FUNCNAME: usage error" >&2 return 1 ;; esac done while [[ $# -ge $OPTIND ]]; do case ${!OPTIND} in cur) vcur=cur ;; prev) vprev=prev ;; cword) vcword=cword ;; words) vwords=words ;; *) echo "bash_completion: $FUNCNAME: \`${!OPTIND}':" \ "unknown argument" >&2 return 1 ;; esac ((OPTIND += 1)) done __get_cword_at_cursor_by_ref "${exclude-}" words cword cur [[ -v vcur ]] && { upvars+=("$vcur") upargs+=(-v $vcur "$cur") } [[ -v vcword ]] && { upvars+=("$vcword") upargs+=(-v $vcword "$cword") } [[ -v vprev && $cword -ge 1 ]] && { upvars+=("$vprev") upargs+=(-v $vprev "${words[cword - 1]}") } [[ -v vwords ]] && { upvars+=("$vwords") upargs+=(-a${#words[@]} $vwords ${words+"${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-} && ${2//[^0-9]/} ]]; then printf "%s" "${words[cword - $2]}" elif ((${#words[cword]} == 0 && COMP_POINT == ${#COMP_LINE})); then : # nothing else local i local cur="$COMP_LINE" local index="$COMP_POINT" for ((i = 0; i <= cword; ++i)); do # Current word fits in $cur, and $cur doesn't match cword? while [[ ${#cur} -ge ${#words[i]} && \ ${cur:0:${#words[i]}} != "${words[i]}" ]]; do # Strip first character cur="${cur:1}" # Decrease cursor position, staying >= 0 ((index > 0)) && ((index--)) done # Does found word match cword? if ((i < cword)); then # No, cword lies further; local old_size="${#cur}" cur="${cur#${words[i]}}" local new_size="${#cur}" ((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 >= 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? - https://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-- > 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: # - https://lists.gnu.org/archive/html/bug-bash/2009-03/msg00155.html # - https://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: # https://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 `.$1' and the uppercase version of it as file # extension. # _filedir() { local IFS=$'\n' _tilde "${cur-}" || return local -a toks local reset arg=${1-} if [[ $arg == -d ]]; then reset=$(shopt -po noglob) set -o noglob toks=($(compgen -d -- "${cur-}")) IFS=' ' $reset IFS=$'\n' else local quoted _quote_readline_by_ref "${cur-}" quoted # Munge xspec to contain uppercase version too # https://lists.gnu.org/archive/html/bug-bash/2010-09/msg00036.html # news://news.gmane.io/4C940E1C.1010304@case.edu local xspec=${arg:+"!*.@($arg|${arg^^})"} plusdirs=() # Use plusdirs to get dir completions if we have a xspec; if we don't, # there's no need, dirs come along with other completions. Don't use # plusdirs quite yet if fallback is in use though, in order to not ruin # the fallback condition with the "plus" dirs. local opts=(-f -X "$xspec") [[ $xspec ]] && plusdirs=(-o plusdirs) [[ ${COMP_FILEDIR_FALLBACK-} || -z ${plusdirs-} ]] || opts+=("${plusdirs[@]}") reset=$(shopt -po noglob) set -o noglob toks+=($(compgen "${opts[@]}" -- $quoted)) IFS=' ' $reset IFS=$'\n' # Try without filter if it failed to produce anything and configured to [[ -n ${COMP_FILEDIR_FALLBACK-} && -n $arg && ${#toks[@]} -lt 1 ]] && { reset=$(shopt -po noglob) set -o noglob toks+=($(compgen -f ${plusdirs+"${plusdirs[@]}"} -- $quoted)) IFS=' ' $reset IFS=$'\n' } fi if ((${#toks[@]} != 0)); then # 2>/dev/null for direct invocation, e.g. in the _filedir unit test compopt -o filenames 2>/dev/null COMPREPLY+=("${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 # Completing $var / ${var / ${!var / ${#var if [[ $cur == '${'* ]]; then local arrs vars vars=($(compgen -A variable -P ${BASH_REMATCH[1]} -S '}' -- ${BASH_REMATCH[3]})) arrs=($(compgen -A arrayvar -P ${BASH_REMATCH[1]} -S '[' -- ${BASH_REMATCH[3]})) if ((${#vars[@]} == 1 && ${#arrs[@]} != 0)); then # Complete ${arr with ${array[ if there is only one match, and that match is an array variable compopt -o nospace COMPREPLY+=(${arrs[*]}) else # Complete ${var with ${variable} COMPREPLY+=(${vars[*]}) fi else # Complete $var with $variable COMPREPLY+=($(compgen -A variable -P '$' -- "${BASH_REMATCH[3]}")) fi return 0 elif [[ $cur =~ ^(\$\{[#!]?)([A-Za-z0-9_]*)\[([^]]*)$ ]]; then # Complete ${array[i with ${array[idx]} local IFS=$'\n' COMPREPLY+=($(compgen -W '$(printf %s\\n "${!'${BASH_REMATCH[2]}'[@]}")' \ -P "${BASH_REMATCH[1]}${BASH_REMATCH[2]}[" -S ']}' -- "${BASH_REMATCH[3]}")) # Complete ${arr[@ and ${arr[* if [[ ${BASH_REMATCH[3]} == [@*] ]]; then COMPREPLY+=("${BASH_REMATCH[1]}${BASH_REMATCH[2]}[${BASH_REMATCH[3]}]}") fi __ltrim_colon_completions "$cur" # array indexes may have colons return 0 elif [[ $cur =~ ^\$\{[#!]?[A-Za-z0-9_]*\[.*\]$ ]]; then # Complete ${array[idx] with ${array[idx]} COMPREPLY+=("$cur}") __ltrim_colon_completions "$cur" return 0 else case ${prev-} in TZ) cur=/usr/share/zoneinfo/$cur _filedir for i in "${!COMPREPLY[@]}"; do if [[ ${COMPREPLY[i]} == *.tab ]]; then unset 'COMPREPLY[i]' continue elif [[ -d ${COMPREPLY[i]} ]]; then COMPREPLY[i]+=/ compopt -o nospace fi COMPREPLY[i]=${COMPREPLY[i]#/usr/share/zoneinfo/} done return 0 ;; TERM) _terms return 0 ;; LANG | LC_*) COMPREPLY=($(compgen -W '$(locale -a 2>/dev/null)' \ -- "$cur")) return 0 ;; esac fi return 1 } # Initialize completion and deal with various general things: do file # and variable completion where appropriate, and adjust prev, words, # and cword as if no redirections exist so that completions do not # need to deal with them. Before calling this function, make sure # cur, prev, words, and cword are local, ditto split if you use -s. # # Options: # -n EXCLUDE Passed to _get_comp_words_by_ref -n with redirection chars # -e XSPEC Passed to _filedir as first arg for stderr redirections # -o XSPEC Passed to _filedir as first arg for other output redirections # -i XSPEC Passed to _filedir as first arg for stdin redirections # -s Split long options with _split_longopt, implies -n = # @return True (0) if completion needs further processing, # False (> 0) no further processing is necessary. # _init_completion() { local exclude="" flag outx errx inx OPTIND=1 while getopts "n:e:o:i:s" flag "$@"; do case $flag in n) exclude+=$OPTARG ;; e) errx=$OPTARG ;; o) outx=$OPTARG ;; i) inx=$OPTARG ;; s) split=false exclude+== ;; *) echo "bash_completion: $FUNCNAME: usage error" >&2 return 1 ;; esac done COMPREPLY=() local redir="@(?([0-9])<|?([0-9&])>?(>)|>&)" _get_comp_words_by_ref -n "$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. ">". # shellcheck disable=SC2053 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). # shellcheck disable=SC2053 [[ ${words[i]} == $redir ]] && skip=2 || skip=1 words=("${words[@]:0:i}" "${words[@]:i+skip}") ((i <= cword)) && ((cword -= skip)) else ((i++)) fi done ((cword <= 0)) && return 1 prev=${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= local -a array=($1) for i in "${array[@]}"; 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 == *([[:blank:]])-* ]] || continue # transform "-f FOO, --foo=FOO" to "-f , --foo=FOO" etc while [[ $line =~ \ ((^|[^-])-[A-Za-z0-9?][[:space:]]+)\[?[A-Z0-9]+([,_-]+[A-Z0-9]+)?(\.\.+)?\]? ]]; 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="$PATH:/sbin:/usr/sbin" # Local interfaces # - ifconfig on Linux: HWaddr or ether # - ifconfig on FreeBSD: ether # - ip link: link/ether COMPREPLY+=($( { LC_ALL=C ifconfig -a || ip link show } 2>/dev/null | command 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 | command sed -ne \ "s/.*[[:space:]]\($re\)[[:space:]].*/\1/p" -ne \ "s/.*[[:space:]]\($re\)[[:space:]]*$/\1/p")) # /etc/ethers COMPREPLY+=($(command 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=($(compgen -W "$(command sed -ne 's|^iface \([^ ]\{1,\}\).*$|\1|p' \ /etc/network/interfaces /etc/network/interfaces.d/* 2>/dev/null)" \ -- "$cur")) elif [[ -f /etc/SuSE-release ]]; then # SuSE system COMPREPLY=($(compgen -W "$(printf '%s\n' \ /etc/sysconfig/network/ifcfg-* | command sed -ne 's|.*ifcfg-\([^*].*\)$|\1|p')" -- "$cur")) elif [[ -f /etc/pld-release ]]; then # PLD Linux COMPREPLY=($(compgen -W "$(command ls -B \ /etc/sysconfig/interfaces | command sed -ne 's|.*ifcfg-\([^*].*\)$|\1|p')" -- "$cur")) else # Assume Red Hat COMPREPLY=($(compgen -W "$(printf '%s\n' \ /etc/sysconfig/network-scripts/ifcfg-* | command sed -ne 's|.*ifcfg-\([^*].*\)$|\1|p')" -- "$cur")) fi } # Local IP addresses. # -4: IPv4 addresses only (default) # -6: IPv6 addresses only # -a: All addresses # _ip_addresses() { local n case ${1-} in -a) n='6\?' ;; -6) n='6' ;; *) n= ;; esac local PATH=$PATH:/sbin local addrs=$({ LC_ALL=C ifconfig -a || ip addr show } 2>/dev/null | command sed -e 's/[[:space:]]addr:/ /' -ne \ "s|.*inet${n}[[:space:]]\{1,\}\([^[:space:]/]*\).*|\1|p") COMPREPLY+=($(compgen -W "$addrs" -- "${cur-}")) } # This function completes on available kernels # _kernel_versions() { COMPREPLY=($(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 PATH=$PATH:/sbin COMPREPLY=($({ if [[ ${1:-} == -w ]]; then iwconfig elif [[ ${1:-} == -a ]]; then ifconfig || ip link show up else ifconfig -a || ip link show fi } 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 > 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() { if [[ ${!1-} == \~* ]]; then eval $1="$(printf ~%q "${!1#\~}")" fi } # __expand_tilde_by_ref() # This function expands tildes in pathnames # _expand() { # 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. case ${cur-} in ~*/*) __expand_tilde_by_ref cur ;; ~*) _tilde "$cur" || eval COMPREPLY[0]="$(printf ~%q "${COMPREPLY[0]#\~}")" return ${#COMPREPLY[@]} ;; esac } # Process ID related functions. # for AIX and Solaris we use X/Open syntax, BSD for others. if [[ $OSTYPE == *@(solaris|aix)* ]]; then # This function completes on process IDs. _pids() { COMPREPLY=($(compgen -W '$(command ps -efo pid | command sed 1d)' -- "$cur")) } _pgids() { COMPREPLY=($(compgen -W '$(command ps -efo pgid | command sed 1d)' -- "$cur")) } _pnames() { COMPREPLY=($(compgen -X '<defunct>' -W '$(command ps -efo comm | \ command sed -e 1d -e "s:.*/::" -e "s/^-//" | sort -u)' -- "$cur")) } else _pids() { COMPREPLY=($(compgen -W '$(command ps axo pid=)' -- "$cur")) } _pgids() { COMPREPLY=($(compgen -W '$(command ps axo pgid=)' -- "$cur")) } # @param $1 if -s, don't try to avoid truncated command names _pnames() { local -a procs if [[ ${1-} == -s ]]; then procs=($(command ps axo comm | command sed -e 1d)) else local line i=-1 ifs=$IFS IFS=$'\n' local -a psout=($(command ps axo command=)) IFS=$ifs for line in "${psout[@]}"; do if ((i == -1)); then # First line, see if it has COMMAND column header. For example # the busybox ps does that, i.e. doesn't respect axo command= if [[ $line =~ ^(.*[[:space:]])COMMAND([[:space:]]|$) ]]; then # It does; store its index. i=${#BASH_REMATCH[1]} else # Nope, fall through to "regular axo command=" parsing. break fi else # line=${line:i} # take command starting from found index line=${line%% *} # trim arguments procs+=($line) fi done if ((i == -1)); then # Regular axo command= parsing for line in "${psout[@]}"; do if [[ $line =~ ^[[(](.+)[])]$ ]]; then procs+=(${BASH_REMATCH[1]}) else line=${line%% *} # trim arguments line=${line##@(*/|-)} # trim leading path and - procs+=($line) fi done fi fi COMPREPLY=($(compgen -X "<defunct>" -W '${procs[@]}' -- "$cur")) } fi # This function completes on user IDs # _uids() { if type getent &>/dev/null; then COMPREPLY=($(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)' -- "$cur")) fi } # Glob for matching various backup files. # _backup_glob='@(#*#|*@(~|.@(bak|orig|rej|swp|dpkg*|rpm@(orig|new|save))))' # Complete on xinetd services # _xinetd_services() { local xinetddir=${BASHCOMP_XINETDDIR:-/etc/xinetd.d} if [[ -d $xinetddir ]]; then local IFS=$' \t\n' reset=$(shopt -p nullglob) shopt -s nullglob local -a svcs=($(printf '%s\n' $xinetddir/!($_backup_glob))) $reset ((!${#svcs[@]})) || COMPREPLY+=($(compgen -W '${svcs[@]#$xinetddir/}' -- "${cur-}")) fi } # This function completes on services # _services() { local sysvdirs _sysvdirs local IFS=$' \t\n' reset=$(shopt -p nullglob) shopt -s nullglob COMPREPLY=( $(printf '%s\n' ${sysvdirs[0]}/!($_backup_glob|functions|README))) $reset COMPREPLY+=($({ systemctl list-units --full --all || systemctl list-unit-files } 2>/dev/null | awk '$1 ~ /\.service$/ { sub("\\.service$", "", $1); print $1 }')) if [[ -x /sbin/upstart-udev-bridge ]]; then COMPREPLY+=($(initctl list 2>/dev/null | cut -d' ' -f1)) fi 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 > 2)) && return if [[ $cword -eq 1 && $prev == ?(*/)service ]]; then _services [[ -e /etc/mandrake-release ]] && _xinetd_services else local sysvdirs _sysvdirs COMPREPLY=($(compgen -W '`command 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 | command 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. # @param $2 glob Options whose following argument should not be counted # @param $3 glob Options that should be counted as args _count_args() { local i cword words __reassemble_comp_words_by_ref "${1-}" words cword args=1 for ((i = 1; i < cword; i++)); do # shellcheck disable=SC2053 if [[ ${words[i]} != -* && ${words[i - 1]} != ${2-} || \ ${words[i]} == ${3-} ]]; then ((args++)) fi done } # This function completes on PCI IDs # _pci_ids() { COMPREPLY+=($(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+=($(compgen -W "$({ command sed -ne 's/^\([^[:space:]#|]\{2,\}\)|.*/\1/p' /etc/termcap { toe -a || toe } | awk '{ print $1 }' find /{etc,lib,usr/lib,usr/share}/terminfo/? -type f -maxdepth 1 | awk -F/ '{ print $NF }' } 2>/dev/null)" -- "$cur")) } _bashcomp_try_faketty() { if type unbuffer &>/dev/null; then unbuffer -p "$@" elif script --version 2>&1 | command grep -qF util-linux; then # BSD and Solaris "script" do not seem to have required features script -qaefc "$*" /dev/null else "$@" # no can do, fallback fi } # 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=($(compgen -u -S @ -- "$cur")) compopt -o nospace fi } shopt -u hostcomplete && complete -F _user_at_host 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 to locate ssh included files in configs # This function looks for the "Include" keyword in ssh config files and # includes them recursively, adding each result to the config variable. _included_ssh_config_files() { (($# < 1)) && echo "bash_completion: $FUNCNAME: missing mandatory argument CONFIG" >&2 local configfile i f configfile=$1 local reset=$(shopt -po noglob) set -o noglob local included=($(command sed -ne 's/^[[:blank:]]*[Ii][Nn][Cc][Ll][Uu][Dd][Ee][[:blank:]]\(.*\)$/\1/p' "${configfile}")) $reset [[ ${included-} ]] || return for i in "${included[@]}"; do # Check the origin of $configfile to complete relative included paths on included # files according to ssh_config(5): # "[...] Files without absolute paths are assumed to be in ~/.ssh if included in a user # configuration file or /etc/ssh if included from the system configuration file.[...]" if ! [[ $i =~ ^\~.*|^\/.* ]]; then if [[ $configfile =~ ^\/etc\/ssh.* ]]; then i="/etc/ssh/$i" else i="$HOME/.ssh/$i" fi fi __expand_tilde_by_ref i # In case the expanded variable contains multiple paths set +o noglob for f in $i; do if [[ -r $f ]]; then config+=("$f") # The Included file is processed to look for Included files in itself _included_ssh_config_files $f fi done $reset done } # _included_ssh_config_files() # Helper function for completing _known_hosts. # This function performs host completion based on ssh's config and known_hosts # files, as well as hostnames reported by avahi-browse if # COMP_KNOWN_HOSTS_WITH_AVAHI is set to a non-empty value. Also hosts from # HOSTFILE (compgen -A hostname) are added, unless # COMP_KNOWN_HOSTS_WITH_HOSTFILE is set to an empty value. # Usage: _known_hosts_real [OPTIONS] CWORD # Options: -a Use aliases from ssh config files # -c Use `:' suffix # -F configfile Use `configfile' for configuration settings # -p PREFIX Use PREFIX # -4 Filter IPv6 addresses from results # -6 Filter IPv4 addresses from results # Return: Completions, starting with CWORD, are added to COMPREPLY[] _known_hosts_real() { local configfile flag prefix="" ifs=$IFS local cur suffix="" aliases i host ipv4 ipv6 local -a kh tmpkh=() khd=() config=() # TODO remove trailing %foo from entries local OPTIND=1 while getopts "ac46F:p:" flag "$@"; do case $flag in a) aliases='yes' ;; c) suffix=':' ;; F) configfile=$OPTARG ;; p) prefix=$OPTARG ;; 4) ipv4=1 ;; 6) ipv6=1 ;; *) echo "bash_completion: $FUNCNAME: usage error" >&2 return 1 ;; esac done if (($# < OPTIND)); then echo "bash_completion: $FUNCNAME: missing mandatory argument CWORD" >&2 return 1 fi cur=${!OPTIND} ((OPTIND += 1)) if (($# >= OPTIND)); then echo "bash_completion: $FUNCNAME($*): unprocessed arguments:" \ "$(while (($# >= OPTIND)); do printf '%s ' ${!OPTIND} shift done)" >&2 return 1 fi [[ $cur == *@* ]] && prefix=$prefix${cur%@*}@ && cur=${cur#*@} kh=() # ssh config files if [[ -v 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 local reset=$(shopt -po noglob) set -o noglob # "Include" keyword in ssh config files if ((${#config[@]} > 0)); then for i in "${config[@]}"; do _included_ssh_config_files "$i" done fi # Known hosts files from configs if ((${#config[@]} > 0)); then local IFS=$'\n' # 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=$ifs fi if ((${#tmpkh[@]} != 0)); then local j 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 [[ ! -v 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[@]} + ${#khd[@]} > 0)); then if ((${#kh[@]} > 0)); then # https://man.openbsd.org/sshd.8#SSH_KNOWN_HOSTS_FILE_FORMAT for i in "${kh[@]}"; do while read -ra tmpkh; do ((${#tmpkh[@]} == 0)) && continue set -- "${tmpkh[@]}" # Skip entries starting with | (hashed) and # (comment) [[ $1 == [\|\#]* ]] && continue # Ignore leading @foo (markers) [[ $1 == @* ]] && shift # Split entry on commas local IFS=, for host in $1; do # Skip hosts containing wildcards [[ $host == *[*?]* ]] && continue # Remove leading [ host="${host#[}" # Remove trailing ] + optional :port host="${host%]?(:+([0-9]))}" # Add host to candidates COMPREPLY+=($host) done IFS=$ifs done <"$i" done COMPREPLY=($(compgen -W '${COMPREPLY[@]}' -- "$cur")) fi if ((${#khd[@]} > 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 [[ $i == *key_22_$cur*.pub && -r $i ]]; then host=${i/#*key_22_/} host=${host/%.pub/} COMPREPLY+=($host) fi done fi # apply suffix and prefix for i in ${!COMPREPLY[*]}; do COMPREPLY[i]=$prefix${COMPREPLY[i]}$suffix done fi # append any available aliases from ssh config files if [[ ${#config[@]} -gt 0 && -v aliases ]]; then local -a hosts=($(command sed -ne 's/^[[:blank:]]*[Hh][Oo][Ss][Tt][[:blank:]]\(.*\)$/\1/p' "${config[@]}")) if ((${#hosts[@]} != 0)); then COMPREPLY+=($(compgen -P "$prefix" \ -S "$suffix" -W '${hosts[@]%%[*?%]*}' -X '\!*' -- "$cur")) fi 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 "$prefix" -S "$suffix" -W \ "$(avahi-browse -cpr _workstation._tcp 2>/dev/null | awk -F';' '/^=/ { print $7 }' | sort -u)" -- "$cur")) fi # Add hosts reported by ruptime. if type ruptime &>/dev/null; then COMPREPLY+=($(compgen -W \ "$(ruptime 2>/dev/null | awk '!/^ruptime:/ { print $1 }')" \ -- "$cur")) fi # 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" -S "$suffix" -- "$cur")) fi $reset if [[ -v ipv4 ]]; then COMPREPLY=("${COMPREPLY[@]/*:*$suffix/}") fi if [[ -v ipv6 ]]; then COMPREPLY=("${COMPREPLY[@]/+([0-9]).+([0-9]).+([0-9]).+([0-9])$suffix/}") fi if [[ -v ipv4 || -v ipv6 ]]; then for i in "${!COMPREPLY[@]}"; do [[ ${COMPREPLY[i]} ]] || unset -v "COMPREPLY[i]" done fi __ltrim_colon_completions "$prefix$cur" } # _known_hosts_real() complete -F _known_hosts traceroute traceroute6 \ fping fping6 telnet rsh rlogin ftp dig mtr ssh-installkeys showmount # This meta-cd function observes the CDPATH variable, so that cd additionally # completes on directories under those specified in CDPATH. # _cd() { local cur prev words cword _init_completion || return local IFS=$'\n' i j k compopt -o filenames # Use standard dir completion if no CDPATH or parameter starts with /, # ./ or ../ if [[ -z ${CDPATH:-} || $cur == ?(.)?(.)/* ]]; then _filedir -d return fi local -r mark_dirs=$(_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 && -L $j || $mark_dirs && ! -L $j) && ! -d ${j#$i/} ]]; then j+="/" fi COMPREPLY[k++]=${j#$i/} done done _filedir -d if ((${#COMPREPLY[@]} == 1)); then i=${COMPREPLY[0]} if [[ $i == "$cur" && $i != "*/" ]]; then COMPREPLY[0]="${i}/" fi fi return } if shopt -q cdable_vars; then complete -v -F _cd -o nospace cd pushd else complete -F _cd -o nospace cd pushd fi # A _command_offset wrapper function for use when the offset is unknown. # Only intended to be used as a completion function directly associated # with a command, not to be invoked from within other completion functions. # _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 == 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[@]} >= 2)); then $func $cmd "${COMP_WORDS[-1]}" "${COMP_WORDS[-2]}" else $func $cmd "${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[@]} == 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 ;; --!(no-*)dir*) _filedir -d return ;; --!(no-*)@(file|path)*) _filedir return ;; --+([-a-z0-9_])) local argtype=$(LC_ALL=C $1 --help 2>&1 | command sed -ne \ "s|.*$prev\[\{0,1\}=[<[]\{0,1\}\([-A-Za-z0-9_]\{1,\}\).*|\1|p") case ${argtype,,} in *dir*) _filedir -d return ;; *file* | *path*) _filedir return ;; esac ;; esac $split && return if [[ $cur == -* ]]; then COMPREPLY=($(compgen -W "$(LC_ALL=C $1 --help 2>&1 | while read -r line; do [[ $line =~ --[A-Za-z0-9]+([-_][A-Za-z0-9]+)*=? ]] && printf '%s\n' ${BASH_REMATCH[0]} done)" -- "$cur")) [[ ${COMPREPLY-} == *= ]] && compopt -o nospace elif [[ $1 == *@(rmdir|chroot) ]]; then _filedir -d else [[ $1 == *mkdir ]] && compopt -o nospace _filedir fi } # makeinfo and texi2dvi are defined elsewhere. complete -F _longopt a2ps awk base64 bash bc bison cat chroot colordiff cp \ csplit cut date df diff dir du enscript env expand fmt fold gperf \ grep grub head irb ld ldd less ln ls m4 md5sum mkdir mkfifo mknod \ mv netstat nl nm objcopy objdump od paste pr ptx readelf rm rmdir \ sed seq sha{,1,224,256,384,512}sum shar sort split strip sum tac tail tee \ texindex touch tr uname unexpand uniq units vdir wc who declare -Ag _xspecs _filedir_xspec() { local cur prev words cword _init_completion || return _tilde "$cur" || return local IFS=$'\n' xspec=${_xspecs[${1##*/}]} tmp local -a toks toks=($( compgen -d -- "$(quote_readline "$cur")" | { while read -r tmp; do printf '%s\n' $tmp done } )) # Munge xspec to contain uppercase version too # https://lists.gnu.org/archive/html/bug-bash/2010-09/msg00036.html # news://news.gmane.io/4C940E1C.1010304@case.edu eval xspec="${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 } )) # Try without filter if it failed to produce anything and configured to [[ -n ${COMP_FILEDIR_FALLBACK:-} && ${#toks[@]} -lt 1 ]] && { local reset=$(shopt -po noglob) set -o noglob toks+=($(compgen -f -- "$(quote_readline "$cur")")) IFS=' ' $reset IFS=$'\n' } if ((${#toks[@]} != 0)); then compopt -o filenames COMPREPLY=("${toks[@]}") fi } _install_xspec() { local xspec=$1 cmd shift for cmd in "$@"; do _xspecs[$cmd]=$xspec done } # 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|[aegjswx]ar|exe|pk3|wsz|zargo|xpi|s[tx][cdiw]|sx[gm]|o[dt][tspgfc]|od[bm]|oxt|epub|apk|aab|ipa|do[ct][xm]|p[op]t[mx]|xl[st][xm]|pyz|whl)' 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 _install_xspec '!*.@(Z|[gGdz]z|t[ag]z)' 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?(2)|j2[ck]|jp[2f]|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|xz|XZ)))' okular _install_xspec '!*.pdf' epdfview pdfunite _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 xetex xelatex luatex lualatex _install_xspec '!*.mp3' mpg123 mpg321 madplay _install_xspec '!*@(.@(mp?(e)g|MP?(E)G|wm[av]|WM[AV]|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|web[am]|WEB[AM]|mp[234]|MP[234]|m?(p)4[av]|M?(P)4[AV]|mkv|MKV|og[agmv]|OG[AGMV]|t[ps]|T[PS]|m2t?(s)|M2T?(S)|mts|MTS|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))?(.@(crdownload|part))' xine aaxine fbxine _install_xspec '!*@(.@(mp?(e)g|MP?(E)G|wm[av]|WM[AV]|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|web[am]|WEB[AM]|mp[234]|MP[234]|m?(p)4[av]|M?(P)4[AV]|mkv|MKV|og[agmv]|OG[AGMV]|t[ps]|T[PS]|m2t?(s)|M2T?(S)|mts|MTS|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))?(.@(crdownload|part))' kaffeine dragon totem _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 '!*.@(og[ag]|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]|oct|okt?(a)|p[st]m|s[3t]m|ult|umx|wav|xm)' modplugplay modplug123 _install_xspec '*.@([ao]|so|so.!(conf|*/*)|[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 epiphany _install_xspec '!*.@(sxw|stw|sxg|sgl|doc?([mx])|dot?([mx])|rtf|txt|htm|html|?(f)odt|ott|odm|pdf)' oowriter lowriter _install_xspec '!*.@(sxi|sti|pps?(x)|ppt?([mx])|pot?([mx])|?(f)odp|otp)' ooimpress loimpress _install_xspec '!*.@(sxc|stc|xls?([bmx])|xlw|xlt?([mx])|[ct]sv|?(f)ods|ots)' oocalc localc _install_xspec '!*.@(sxd|std|sda|sdd|?(f)odg|otg)' oodraw lodraw _install_xspec '!*.@(sxm|smf|mml|odf)' oomath lomath _install_xspec '!*.odb' oobase lobase _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 unset -f _install_xspec # Minimal completion to use as fallback in _completion_loader. _minimal() { local cur prev words cword split _init_completion -s || return $split && return _filedir } # Complete the empty string to allow completion of '>', '>>', and '<' on < 4.3 # https://lists.gnu.org/archive/html/bug-bash/2012-01/msg00045.html complete -F _minimal '' __load_completion() { local -a dirs=(${BASH_COMPLETION_USER_DIR:-${XDG_DATA_HOME:-$HOME/.local/share}/bash-completion}/completions) local ifs=$IFS IFS=: dir cmd="${1##*/}" compfile [[ -n $cmd ]] || return 1 for dir in ${XDG_DATA_DIRS:-/usr/local/share:/usr/share}; do dirs+=($dir/bash-completion/completions) done IFS=$ifs if [[ $BASH_SOURCE == */* ]]; then dirs+=("${BASH_SOURCE%/*}/completions") else dirs+=(./completions) fi local backslash= if [[ $cmd == \\* ]]; then cmd="${cmd:1}" # If we already have a completion for the "real" command, use it $(complete -p "$cmd" 2>/dev/null || echo false) "\\$cmd" && return 0 backslash=\\ fi for dir in "${dirs[@]}"; do [[ -d $dir ]] || continue for compfile in "$cmd" "$cmd.bash" "_$cmd"; do compfile="$dir/$compfile" # Avoid trying to source dirs; https://bugzilla.redhat.com/903540 if [[ -f $compfile ]] && . "$compfile" &>/dev/null; then [[ $backslash ]] && $(complete -p "$cmd") "\\$cmd" return 0 fi done done # Look up simple "xspec" completions [[ -v _xspecs[$cmd] ]] && complete -F _filedir_xspec "$cmd" "$backslash$cmd" && return 0 return 1 } # set up dynamic completion loading _completion_loader() { # $1=_EmptycmD_ already for empty cmds in bash 4.3, set to it for earlier local cmd="${1:-_EmptycmD_}" __load_completion "$cmd" && return 124 # Need to define *something*, otherwise there will be no completion at all. complete -F _minimal -- "$cmd" && 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 $1 &>/dev/null || __load_completion "$srcfile" "$@" } # source compat completion directory definitions compat_dir=${BASH_COMPLETION_COMPAT_DIR:-/etc/bash_completion.d} if [[ -d $compat_dir && -r $compat_dir && -x $compat_dir ]]; then for i in "$compat_dir"/*; do [[ ${i##*/} != @($_backup_glob|Makefile*|$_blacklist_glob) && -f \ $i && -r $i ]] && . "$i" done fi unset compat_dir i _blacklist_glob # source user completion file user_completion=${BASH_COMPLETION_USER_FILE:-~/.bash_completion} [[ ${BASH_SOURCE[0]} != "$user_completion" && -r $user_completion && -f $user_completion ]] && . $user_completion unset user_completion unset -f have unset have set $BASH_COMPLETION_ORIGINAL_V_VALUE unset BASH_COMPLETION_ORIGINAL_V_VALUE # ex: filetype=sh
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