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Edit File: _mount.linux

# mount(8) completion                                      -*- shell-script -*-

# Use of this file is deprecated on Linux.  Upstream completion is
# available in util-linux >= 2.28, use that instead.

_mount()
{
    local cur prev words cword
    _init_completion -n =: || return

local split=false
    case "$prev" in
        -t|--types)
            # find /lib/modules/$(uname -r)/ -type f -path '*/fs/*.ko' -printf '%f\n' | cut -d. -f1
            # FIXME: no<fstype>
            if [[ "$cur" == ?*,* ]]; then
                prev="${cur%,*}"
                cur="${cur##*,}"
                split=true
            fi
            COMPREPLY=( $(compgen -W 'auto adfs affs autofs btrfs cifs coda
                cramfs davfs debugfs devpts efs ext2 ext3 ext4 fuse hfs hfsplus
                hpfs iso9660 jffs2 jfs minix msdos ncpfs nfs nfs4 ntfs ntfs-3g
                proc qnx4 ramfs reiserfs romfs squashfs smbfs sysv tmpfs ubifs
                udf ufs umsdos usbfs vfat xfs' -- "$cur") )
            _fstypes
            $split && COMPREPLY=( ${COMPREPLY[@]/#/$prev,} )
            return
            ;;
        --bind|-B|--rbind|-R)
            _filedir -d
            return
            ;;
        -p|--pass-fd)
            COMPREPLY=( $(compgen -W '{0..9}') )
            compopt -o nospace
            return
            ;;
        -L)
            COMPREPLY=( $(cd "/dev/disk/by-label/" 2>/dev/null || return; \
                compgen -f -- "$cur") )
            return
            ;;
        -U)
            COMPREPLY=( $(cd "/dev/disk/by-uuid/" 2>/dev/null || return; \
                compgen -f -- "$cur") )
            return
            ;;
        -O|--test-opts)
            # argument required but no completions available
            return
            ;;
        -o|--options)
            local fstype=auto # default fstype
            for (( i=${#words[@]}-1; i>0; i-- )); do
                if [[ "${words[i]}" == -@(t|-types)* ]]; then
                    if [[ "${words[i]}" == *=* ]]; then
                        [[ "${words[i]}" == ?*,* ]] && break
                        fstype="${words[i]#-*=}"
                    else
                        [[ "${words[i+1]}" == ?*,* ]] && break
                        fstype="${words[i+1]}"
                    fi
                    break
                fi
            done
            # no<fstype> is not a real fstype, reset to "auto"
            [[ "$fstype" == no?* ]] && fstype=auto
            # split options list
            if [[ "$cur" == ?*,* ]]; then
                prev="${cur%,*}"
                cur="${cur##*,}"
                split=true
            fi
            # no completion if $cur is opt=smth
            [[ "$cur" == *=* ]] && return
            # mount options
            COMPREPLY=( $(compgen -W 'loop {,a}sync {,no}atime {,no}auto
                {,fs,def,root}context= defaults {,no}dev {,no}diratime dirsync
                {,no}exec group {,no}iversion {,no}mand _netdev nofail
                {,no}relatime {,no}strictatime {,no}suid owner remount ro rw
                {,no}user users' -- "$cur") )
            case "$fstype" in
            adfs|auto)
                COMPREPLY+=( $(compgen -W '{u,g}id= {own,oth}mask=' -- "$cur") )
                ;;&
            affs|auto)
                COMPREPLY+=( $(compgen -W '{u,g}id= set{u,g}id= mode= protect
                    usemp verbose prefix= volume= reserved= root= bs=
                    {,no,usr,grp}quota' -- "$cur") )
                ;;&
            btrfs|auto)
                COMPREPLY+=( $(compgen -W 'degraded subvol= subvolid= device=
                    nodatasum nodatacow nobarrier max_inline= alloc_start=
                    thread_pool= compress= compress-force= ssd noacl notreelog
                    flushoncommit metadata_ratio= {,no}space_cache clear_cache
                    user_subvol_rm_allowed autodefrag inode_cache' -- "$cur") )
                ;;&
            cifs|auto)
                COMPREPLY+=( $(compgen -W 'user= password= credentials= {u,g}id=
                    force{u,g}id port= servern= netbiosname= {file,dir}_mode=
                    ip= domain= guest iocharset {,no}setuids {,no,dyn}perm
                    directio {,no}mapchars {,no}intr hard soft noacl nocase sec=
                    nobrl sfu {,no}serverino nounix nouser_xattr {r,w}size=
                    rwpidforward backup{u,g}id cache=' -- "$cur") )
                ;;&
            davfs|auto)
                COMPREPLY+=( $(compgen -W 'conf= {file,dir}_mode= {u,g}id=
                    username=' -- "$cur") )
                ;;&
            ext[2-4]|auto)
                COMPREPLY+=( $(compgen -W '{,no}acl bsddf minixdf check= debug
                    errors= {,no}grpid {bsd,sysv}groups {,no,usr,grp}quota
                    nobh nouid32 oldalloc orlov res{u,g}id= sb=
                    {,no}user_xattr' -- "$cur") )
                ;;&
            ext[34]|auto)
                COMPREPLY+=( $(compgen -W 'journal= journal_dev= norecovery
                    noload data= barrier= commit=' -- "$cur") )
                ;;&
            ext4|auto)
                COMPREPLY+=( $(compgen -W 'journal_checksum journal_async_commit
                    nobarrier inode_readahead= stripe= {,no}delalloc abort
                    {max,min}_batch_time= journal_ioprio= {,no}auto_da_alloc
                    {,no}discard nouid32 resize {,no}block_validity
                    dioread_{,no}lock max_dir_size_kb= i_version' -- "$cur") )
                ;;&
            msdos|umsdos|vfat|auto)
                COMPREPLY+=( $(compgen -W 'blocksize= {u,g}id= {u,d,f}mask=
                    allow_utime= check= codepage= conv= cvf_format= cvf_option=
                    debug fat= iocharset= tz= quiet showexec sys_immutable flush
                    usefree {,no}dots dotsOK=' -- "$cur") )
                ;;&
            vfat|auto)
                COMPREPLY+=( $(compgen -W 'uni_xlate posix nonumtail utf8
                    shortname=' -- "$cur") )
                ;;&
            iso9660|auto)
                COMPREPLY+=( $(compgen -W 'norock nojoliet check= {u,g}id= map=
                    mode= unhide block= conv= cruft session= sbsector=
                    iocharset= utf8' -- "$cur") )
                ;;&
            jffs2|auto)
                COMPREPLY+=( $(compgen -W 'compr= rp_size=' -- "$cur") )
                ;;&
            jfs|auto)
                COMPREPLY+=( $(compgen -W 'iocharset= resize= {,no}integrity
                    errors= {,no,usr,grp}quota' -- "$cur") )
                ;;&
            nfs|nfs4|auto)
                COMPREPLY+=( $(compgen -W 'soft hard timeo= retrans= {r,w}size=
                    {,no}ac acreg{min,max}= acdir{min,max}= actimeo= bg fg
                    retry= sec= {,no}sharecache {,no}resvport lookupcache=
                    proto= port= {,no}intr {,no}cto  {,nfs}vers= ' -- "$cur") )
                ;;&
            nfs|auto)
                COMPREPLY+=( $(compgen -W 'udp tcp rdma mount{port,proto,host}=
                    mountvers= namlen={,no}lock {,no}acl {,no}rdirplus
                    {,no}fsc' -- "$cur") )
                ;;&
            nfs4|auto)
                COMPREPLY+=( $(compgen -W 'clientaddr= {,no}migration' \
                    -- "$cur") )
                ;;&
            ntfs-3g)
                COMPREPLY+=( $(compgen -W '{u,g}id= {u,f,d}mask= usermapping=
                    permissions inherit locale= force {,no}recover
                    ignore_case remove_hiberfile show_sys_files
                    hide_{hid,dot}_files windows_names allow_other max_read=
                    silent no_def_opts streams_interface= user_xattr efs_raw
                    {,no}compression debug no_detach' -- "$cur") )
                ;;&
            proc|auto)
                COMPREPLY+=( $(compgen -W '{u,g}id=' -- "$cur") )
                ;;&
            reiserfs|auto)
                COMPREPLY+=( $(compgen -W 'conv hash= {,no_un}hashed_relocation
                    noborder nolog notail replayonly resize= user_xattr acl
                    barrier=' -- "$cur") )
                ;;&
            tmpfs|auto)
                COMPREPLY+=( $(compgen -W 'size= nr_blocks= nr_inodes= mode=
                    {u,g}id= mpol=' -- "$cur") )
                ;;&
            udf|auto)
                COMPREPLY+=( $(compgen -W '{u,g}id= umask= unhide undelete
                    nostrict iocharset bs= novrs session= anchor= volume=
                    partition= lastblock= fileset= rootdir=' -- "$cur") )
                ;;&
            usbfs|auto)
                COMPREPLY+=( $(compgen -W 'dev{u,g}id= devmode= bus{u,g}id=
                    busmode= list{u,g}id= listmode=' -- "$cur") )
                ;;&
            xfs|auto)
                COMPREPLY+=( $(compgen -W 'allocsize= {,no}attr2 barrier dmapi
                    {,no}grpid {bsd,sysv}groups ihashsize= {,no}ikeep
                    inode{32,64} {,no}largeio logbufs= logbsize= logdev=
                    rtdev= mtpt= noalign norecovery nouuid osyncisosync
                    {u,g,p}qnoenforce {,u,usr,g,grp,p,prj}quota sunit= swidth=
                    swalloc' -- "$cur") )
                ;;&
            esac
            # COMP_WORDBREAKS is a real pain in the ass
            prev="${prev##*[$COMP_WORDBREAKS]}"
            $split && COMPREPLY=( ${COMPREPLY[@]/#/"$prev,"} )
            [[ $COMPREPLY == *= ]] && compopt -o nospace
            return
            ;;
    esac

if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W '--version --help --verbose --all --fork
            --fake --internal-only -l --no-mtab --no-canonicalize --pass-fd -s
            --read-only --rw -L -U --types --test-opts --options --bind --rbind
            --move' -- "$cur") )
        [[ $COMPREPLY ]] && return
    fi

[[ "$cur" == \\ ]] && cur="/"

local sm host

if [[ "$cur" == *:* ]]; then
        for sm in "$(type -P showmount)" {,/usr}/{,s}bin/showmount; do
            [[ -x $sm ]] || continue
            COMPREPLY=( $(compgen -W "$("$sm" -e ${cur%%:*} | \
                awk 'NR>1 {print $1}')" -- "${cur#*:}") )
            return
        done
    fi

if [[ "$cur" == //* ]]; then
        host=${cur#//}
        host=${host%%/*}
        if [[ -n $host ]]; then
            COMPREPLY=( $(compgen -P "//$host" -W \
                "$(smbclient -d 0 -NL $host 2>/dev/null |
                command sed -ne '/^[[:blank:]]*Sharename/,/^$/p' |
                command sed -ne '3,$s|^[^A-Za-z]*$[^[:blank:]]*$.*$|/\1|p' )" \
                    -- "${cur#//$host}") )
        fi
    fi

_filedir
} &&
complete -F _mount mount

# ex: filetype=sh