Re: [Bug-grub] grub boot floppy

[Jason Thomas]

looks like I left out a couple of lines.

add in these before dd.

prefix=/usr
datadir=${prefix}/lib
host_cpu=i386
host_os=linux-gnu
host_vendor=pc

I suppose whoever puts it into cvs would have figured this out. (thats
if it goes in) :-)

On Sun, Jun 17, 2001 at 07:02:18PM +1000, Jason Thomas wrote:
> Hi all,
> 
> attached is a shell script to create a grub boot floppy, I'd like to
> have it added to CVS. 
> 
> the configure.in will need to be changed so it finds "dd" and the
> grub-floppy.in will need to be changed to use the variable which
> configure.in stores the location of dd and of course the Makefile.am
> will need to be changed in the utils dir to build the grub-floppy
> script.
> 
> Not that much really.
> 
> Thanks
> 
> -- 
> Jason Thomas                           Phone:  +61 2 6257 7111
> System Administrator  -  UID 0         Fax:    +61 2 6257 7311
> tSA Consulting Group Pty. Ltd.         Mobile: 0418 29 66 81
> 1 Hall Street Lyneham ACT 2602         http://www.topic.com.au/

> #!/bin/sh
> 
> # Create GRUB boot floppy.
> #   Copyright (C) 2001 Jason Thomas <address@hidden>
> #
> # This file 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 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
> 
> # Initialize some variables.
> dd=/bin/dd
> pkgdatadir=${datadir}/${PACKAGE}/${host_cpu}-${host_vendor}
> stage1=$pkgdatadir/stage1
> stage2=$pkgdatadir/stage2
> 
> # I like functions.
> 
> abort () {
>       echo -e "address@hidden" >&2
>               exit 1
> }
> 
> checkfiles () {
>       [ -x "$DD" ] || abort "Can't find $DD, aborting"
>       [ -f "$STAGE1" ] || abort "Can't find $STAGE1, aborting"
>       [ -f "$STAGE2" ] || abort "Can't find $STAGE2, aborting"
> }
> 
> usage () {
>       cat <<EOF
> Usage: $0 [OPTION] install_device
> Create GRUB boot floppy.
> 
>       -h, --help      print this message and exit
> 
> EOF
>       exit 1
> }
> 
> checkdevice () {
>       [ -z "$1" ] && abort "checkdevice() takes block device as parameter"
> 
>       [ -b "$1" ] || abort "$1 is not a block device, aborting"
>       [ -w "$1" ] || abort "$1 is not a writeable block device, aborting"
> }
> 
> questiondevice () {
>       [ -z "$1" ] && abort "questiondevice() takes block device as parameter"
> 
>       echo "You are about to overwrite the boot sector of the following 
> device:"
>       echo "$1"
>       echo -n "Are you sure you want to take this action (y/N) "
>       read answer
>       case "$answer" in
>               y* | Y*)
>                       # let this fall through to the next function
>                       ;;
>               *)
>                       abort "Not continuing as you wish"
>               ;;
>       esac
> }
> 
> createfloppy () {
>       [ -z "$1" ] && abort "createfloppy() takes block device as parameter"
> 
>       echo -e "Creating grub boot floppy now, please be patient ...\n"
> 
>       # heres where we actually create the floppy :-p
>       $dd if="$stage1" of="$1" bs="512" count="1"
>       $dd if="$stage2" of="$1" bs="512" seek="1"
> 
>       echo -e "\nThat's All Folks!"
> }
> 
> # test we have the necessary files first
> checkfiles
> 
> case "$1" in
>       -h | --help)
>               usage
>               ;;
> 
>       *)
>               if [ -z "$1" ] ; then
>                       usage
>               else
>                       checkdevice "$1"
>                       questiondevice "$1"
>                       createfloppy "$1"
>               fi
>               ;;
> esac
> 
> exit 0




-- 
Jason Thomas                           Phone:  +61 2 6257 7111
System Administrator  -  UID 0         Fax:    +61 2 6257 7311
tSA Consulting Group Pty. Ltd.         Mobile: 0418 29 66 81
1 Hall Street Lyneham ACT 2602         http://www.topic.com.au/

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