mount/mount.abshelper

   1 #!/bin/bash
   2
   3 # this wrapper mount script makes relative device paths to absolute.
   4 # some mount fs types needs them to be absolute, but I'd like to keep
   5 # the option to be able to mount different devices in different directories,
   6 # only their relative paths being the same.
   7
   8 set -e
   9 set -u
  10
  11 mount_opts=()
  12
  13 dev=$1
  14 shift
  15 moutpoint=$1
  16 shift
  17
  18 while [ $# -gt 0 ]
  19 do
  20         case "$1" in
  21         (-t)
  22                 shift
  23                 fstype=$1
  24                 if [[ $fstype =~ abshelper\.(.+) ]]
  25                 then
  26                         fstype_encoded=${BASH_REMATCH[1]}
  27                         fstype=${fstype_encoded//\//.}
  28                 fi
  29                 if [[ $fstype =~ ([^.]+) ]]
  30                 then
  31                         fstype_master=${BASH_REMATCH[1]}
  32                 else
  33                         fstype_master=$fstype
  34                 fi
  35                 ;;
  36         (*)
  37                 mount_opts+=("$1")
  38                 ;;
  39         esac
  40         shift
  41 done
  42
  43 if [ "${dev:0:1}" != / ]
  44 then
  45         dev=$PWD/$dev
  46 fi
  47
  48 exec /sbin/"mount.$fstype_master" "$dev" "$moutpoint" -t "$fstype" "${mount_opts[@]}"