| 1 | #! /bin/sh |
| 2 | # |
| 3 | # $Id: makedev.unet.in,v 1.1 2001/01/25 22:03:39 mdw Exp $ |
| 4 | # |
| 5 | # Make usernet devices |
| 6 | # |
| 7 | # (c) 1998 Mark Wooding |
| 8 | # |
| 9 | |
| 10 | #----- Licensing notice ----------------------------------------------------- |
| 11 | # |
| 12 | # This program is free software; you can redistribute it and/or modify |
| 13 | # it under the terms of the GNU General Public License as published by |
| 14 | # the Free Software Foundation; either version 2 of the License, or |
| 15 | # (at your option) any later version. |
| 16 | # |
| 17 | # This program is distributed in the hope that it will be useful, |
| 18 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | # GNU General Public License for more details. |
| 21 | # |
| 22 | # You should have received a copy of the GNU General Public License |
| 23 | # along with this program; if not, write to the Free Software Foundation, |
| 24 | # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 25 | |
| 26 | #----- Revision history ----------------------------------------------------- |
| 27 | # |
| 28 | # $Id: makedev.unet.in,v 1.1 2001/01/25 22:03:39 mdw Exp $ |
| 29 | |
| 30 | # --- Configuration stuff --- |
| 31 | |
| 32 | unet_major=@MAJORDEV@ |
| 33 | unet_transMinor=@TRANSMINOR@ |
| 34 | unet_persistent=@NPERSIST@ |
| 35 | unet_mode=600 |
| 36 | |
| 37 | # --- Sanity check --- |
| 38 | |
| 39 | case `uname -s` in |
| 40 | [Ll]inux) ;; |
| 41 | *) |
| 42 | echo >&2 "$0: this program is Linux-specific" ;; |
| 43 | esac |
| 44 | |
| 45 | # --- Sort out command line arguments --- |
| 46 | |
| 47 | while [ $# -gt 0 ]; do |
| 48 | opt="$1"; shift; |
| 49 | case "$opt" in |
| 50 | |
| 51 | # --- Help requests --- |
| 52 | |
| 53 | -h|-he|-hel|-help | --h|--he|--hel|--help) |
| 54 | cat <<EOF |
| 55 | makedev.unet [OPTIONS...] |
| 56 | |
| 57 | Constructs usernet device nodes. |
| 58 | |
| 59 | The usernet device allows userspace processes to process and distribute |
| 60 | network packets. See the Usernet manual for more details. |
| 61 | |
| 62 | Options provided: |
| 63 | |
| 64 | --help Display this help text. |
| 65 | -p, --persistent=NUM Configure NUM persistent unet devices. |
| 66 | -t, --transient=NUM Use minor device NUM for transient unets. |
| 67 | -M, --major=NUM Use major device NUM instead of $unet_major. |
| 68 | EOF |
| 69 | exit |
| 70 | ;; |
| 71 | |
| 72 | # --- Set number of persistent devices --- |
| 73 | |
| 74 | -p | --p|--pe|--per|--pers|--persi|--persis|--persist|\ |
| 75 | --persiste|--persisten|--persistent) |
| 76 | unet_persistent="$1"; shift ;; |
| 77 | |
| 78 | -p*) |
| 79 | unet_persistent="`echo "$opt" | cut -b 3-`" ;; |
| 80 | |
| 81 | --p=*|--pe=*|--per=*|--pers=*|--persi=*|--persis=*|--persist=*|\ |
| 82 | --persiste=*|--persisten=*|--persistent=*) |
| 83 | unet_persistent="`echo "$opt" | sed -e "s/^[-a-z]*=//"`" ;; |
| 84 | |
| 85 | # --- Set transient minor device --- |
| 86 | |
| 87 | -t | --t|--tr|--tra|--tran|--trans|--transi|--transie|\ |
| 88 | --transien|--transient) |
| 89 | unet_transMinor="$1"; shift ;; |
| 90 | |
| 91 | -t*) |
| 92 | unet_transMinor="`echo "$opt" | cut -b 3-`" ;; |
| 93 | |
| 94 | --t=*|--tr=*|--tra=*|--tran=*|--trans=*|--transi=*|--transie=*|\ |
| 95 | --transien=*|--transient=*) |
| 96 | unet_transMinor="`echo "$opt" | sed -e "s/^[-a-z]*=//"`" ;; |
| 97 | |
| 98 | # --- Set major number (caution!) --- |
| 99 | |
| 100 | -M | --ma|--maj|--majo|--major) |
| 101 | unet_major="$1"; shift ;; |
| 102 | |
| 103 | -M*) |
| 104 | unet_major="`echo "$opt" | cut -b 3-`" ;; |
| 105 | |
| 106 | --ma=*|--maj=*|--majo=*|--major=*) |
| 107 | unet_major="`echo "$opt" | sed -e "s/^[-a-z]*=//"`" ;; |
| 108 | |
| 109 | # --- Set default mode --- |
| 110 | |
| 111 | -m | --m|--mo|--mod|--mode) |
| 112 | unet_mode="$1"; shift ;; |
| 113 | |
| 114 | -m*) |
| 115 | unet_mode="`echo "$opt" | cut -b 3-`" ;; |
| 116 | |
| 117 | --m=*|--mo=*|--mod=*|--mode=*) |
| 118 | unet_mode="`echo "$opt" | sed -e "s/^[-a-z]*=//"`" ;; |
| 119 | |
| 120 | # --- Unknown option --- |
| 121 | |
| 122 | *) |
| 123 | echo >&2 "$0: unknown option $opt"; exit 1 ;; |
| 124 | |
| 125 | esac |
| 126 | done |
| 127 | |
| 128 | # --- Do the stuff --- |
| 129 | |
| 130 | rm -f /dev/unet* |
| 131 | if [ "$unet_persistent" -gt 0 ]; then |
| 132 | i=0 |
| 133 | while [ "$i" -lt "$unet_persistent" ]; do |
| 134 | mknod -m "$unet_mode" /dev/unet$i c "$unet_major" $i |
| 135 | i=`expr $i + 1` |
| 136 | done |
| 137 | fi |
| 138 | mknod -m "$unet_mode" /dev/unet c "$unet_major" "$unet_transMinor" |
| 139 | |
| 140 | exit 0 |