#!/bin/sh
# FIXME: UDF fs support?
export TEXTDOMAIN=slint
. gettext.sh
RDIR=/dev/tty4
NDIR=/dev/null
TMP=/var/log/setup/tmp
if [ ! -d $TMP ]; then
  mkdir -p $TMP
fi
T_PX="`cat $TMP/SeTT_PX`"
rm -f $TMP/SeTmount $TMP/SeTDS $TMP/SeTCDdev $TMP/reply

dialog --visit-items --title "`gettext "SCANNING FOR CD or DVD DRIVE"`"  --menu \
"`gettext "Make sure the Slint disc is in your CD/DVD drive, \
and then press ENTER to begin the scanning process. \
Or, if you'd rather specify the device name manually \
(experts only), choose that option below."`"  \
11 80 2 \
"auto" "`gettext "Scan for the CD or DVD drive (recommended)"`"  \
"manual" "`gettext "Manually specify CD or DVD by device name"`"  \
2> $TMP/reply
if [ ! -r $TMP/reply ]; then
 # cancel or esc
 rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
 exit
fi

if [ "`cat $TMP/reply`" = "manual" ]; then
 dialog --visit-items --title "`gettext "MANUAL CD/DVD DEVICE SELECTION"`" --menu \
 "`gettext "Please select your CD/DVD device from the list below.  \
If you don't see your device listed, choose 'custom'.  \
This will let you type in any device name. (and if necessary, \
will create the device)"`"  \
 18 80 9 \
 "custom" "`gettext "Type in the CD or DVD device to use"`"  \
 "/dev/sr0" "`gettext "First CD/DVD drive"`"  \
 "/dev/sr1" "`gettext "Second CD/DVD drive"`"  \
 "/dev/sr2" "`gettext "Third CD/DVD drive"`"  \
 "/dev/sr3" "`gettext "Fourth CD/DVD drive"`"  \
 "/dev/hdb" "`gettext "CD/DVD slave on first IDE bus"`"  \
 "/dev/hda" "`gettext "CD/DVD master on first IDE bus (unlikely)"`"  \
 "/dev/hdc" "`gettext "CD/DVD master on second IDE bus"`"  \
 "/dev/hdd" "`gettext "CD/DVD slave on second IDE bus"`"  \
 "/dev/hde" "`gettext "CD/DVD master on third IDE bus"`"  \
 "/dev/hdf" "`gettext "CD/DVD slave on third IDE bus"`"  \
 "/dev/hdg" "`gettext "CD/DVD master on fourth IDE bus"`"  \
 "/dev/hdh" "`gettext "CD/DVD slave on fourth IDE bus"`"  \
 "/dev/pcd0" "`gettext "First parallel port ATAPI CD"`"  \
 "/dev/pcd1" "`gettext "Second parallel port ATAPI CD"`"  \
 "/dev/pcd2" "`gettext "Third parallel port ATAPI CD"`"  \
 "/dev/pcd3" "`gettext "Fourth parallel port ATAPI CD"`"  \
 "/dev/aztcd" "`gettext "Non-IDE Aztech CD/DVD"`"  \
 "/dev/cdu535" "`gettext "Sony CDU-535 CD/DVD"`"  \
 "/dev/gscd" "`gettext "Non-IDE GoldStar CD/DVD"`"  \
 "/dev/sonycd" "`gettext "Sony CDU-31a CD/DVD"`"  \
 "/dev/optcd" "`gettext "Optics Storage CD/DVD"`"  \
 "/dev/sjcd" "`gettext "Sanyo non-IDE CD/DVD"`"  \
 "/dev/mcdx0" "`gettext "Non-IDE Mitsumi drive 1"`"  \
 "/dev/mcdx1" "`gettext "Non-IDE Mitsumi drive 2"`"  \
 "/dev/sbpcd" "`gettext "Old non-IDE SoundBlaster CD/DVD"`"  \
 "/dev/cm205cd" "`gettext "Philips LMS CM-205 CD/DVD"`"  \
 "/dev/cm206cd" "`gettext "Philips LMS CM-206 CD/DVD"`"  \
 "/dev/mcd" "`gettext "Old non-IDE Mitsumi CD/DVD"`"  \
 2> $TMP/reply
 if [ ! -r $TMP/reply ]; then
  # cancel or esc
  rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
  exit
 fi
 REPLY="`cat $TMP/reply`"
 if [ "$REPLY" = "custom" ]; then
  dialog --title "`gettext "ENTER CD/DVD DEVICE MANUALLY"`"  --inputbox \
"`gettext "Please enter the name of the CD/DVD device (such as /dev/hdc) that \
you wish to use to mount the Slint CD/DVD:"`"  \
9 80 2> $TMP/reply
  if [ ! -r $TMP/reply ]; then
   # cancel or esc
   rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
   exit
  fi
  DRIVE_FOUND="`cat $TMP/reply`"
  if [ ! -r $DRIVE_FOUND ]; then # no such device
   rm -f $TMP/majorminor
   dialog --title "`gettext "MKNOD CD/DVD DEVICE"`"  --inputbox \
   "`eval_gettext "There doesn't seem to be a device by the name of \\\$DRIVE_FOUND in the \
/dev directory, so we will have to create it using the major and minor \
numbers for the device.  If you're using a bootdisk with a custom CD/DVD \
driver on it, you should be able to find these numbers in the \
documentation.  Also, see the 'devices.txt' file that comes with the \
Linux kernel source.  If you don't know the numbers, you'll have to hit \
Esc to abort. Enter the major and minor numbers for the new device, \
separated by one space:"`"  \
   15 80 2> $TMP/majorminor
   if [ ! -r $TMP/majorminor ]; then
    # cancel or esc
    rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
    exit
   fi
   MAJOR="`cat $TMP/majorminor`"
   dialog --title "`gettext "MAKING DEVICE IN /dev"`"  --infobox \
   "mknod $DRIVE_FOUND b $MAJOR" 3 60
   mknod $DRIVE_FOUND b $MAJOR 2> $RDIR
   sleep 3
   if [ ! -r $DRIVE_FOUND ]; then
    dialog --title "`gettext "MKNOD FAILED"`"  --msgbox \
    "`gettext "Sorry, but the mknod command failed to make the device.  You'll need to \
go back and try selecting your source media again.  Press ENTER to abort \
the source media selection process."`"  8 80
    rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
    exit
   fi
  fi
 else
  DRIVE_FOUND=$REPLY
 fi
fi

# Search for SCSI/PATA/SATA CD/DVD drives:
if [ "$DRIVE_FOUND" = "" ]; then
 dialog --title "`gettext "SCANNING"`"  --infobox "`gettext "Scanning for a \
CD/DVD drive containing a Slint disc..."`"  4 80
 sleep 3
 for device in \
  /dev/sr0 /dev/sr1 /dev/sr2 /dev/sr3 \
  ; do
  mount -o ro -t iso9660 $device /var/log/mount 1> $RDIR 2> $RDIR
  if [ $? = 0 ]; then
   DRIVE_FOUND=$device
   umount /var/log/mount
   break
  fi
 done
fi

# Search the old IDE interfaces:
if [ "$DRIVE_FOUND" = "" ]; then
 dialog --title "`gettext "SCANNING"`"  --infobox "`gettext "Scanning for an IDE \
CD/DVD drive containing a Slint disc..."`"  4 80
 sleep 3
 for device in \
  /dev/hdd /dev/hdc /dev/hdb /dev/hda \
  /dev/hde /dev/hdf /dev/hdg /dev/hdh \
  /dev/hdi /dev/hdj /dev/hdk /dev/hdl \
  /dev/hdm /dev/hdn /dev/hdo /dev/hdp \
  ; do
  mount -o ro -t iso9660 $device /var/log/mount 1> $RDIR 2> $RDIR
  if [ $? = 0 ]; then
   DRIVE_FOUND=$device
   umount /var/log/mount
   break
  fi
 done
fi

# Search for parallel port ATAPI CD/DVD drives:
if [ "$DRIVE_FOUND" = "" ]; then
 dialog --title "`gettext "SCANNING"`"  --infobox "`gettext "Scanning for a parallel port \
ATAPI CD/DVD drive containing a Slint disc..."`"  4 80
 sleep 3
 for device in \
  /dev/pcd0 /dev/pcd1 /dev/pcd2 /dev/pcd3 \
  ; do
  mount -o ro -t iso9660 $device /var/log/mount 1> $RDIR 2> $RDIR
  if [ $? = 0 ]; then
   DRIVE_FOUND=$device
   umount /var/log/mount
   break
  fi
 done
fi

# Still not found?  OK, we will search for CD/DVD drives on old, pre-ATAPI
# proprietary interfaces.  There aren't too many of these still around, and
# the scan won't actually work unless a bootdisk that supports the drive is
# used, and any necessary parameters have been passed to the kernel.
if [ "$DRIVE_FOUND" = "" ]; then
 dialog --title "`gettext "SCANNING"`" --msgbox "`gettext "No IDE/SCSI drive, \
so we will try scanning for CD drives on old proprietary interfaces, \
such as SoundBlaster pre-IDE CD drives, Sony CDU-31a, Sony 535, \
old Mitsumi pre-IDE, old Optics, etc.  For this scan to work at all, \
you'll need to be using a bootdisk that supports your CD drive.

Please press ENTER to begin this last-chance scan \
for old, obsolete hardware."`"  14 80
 for device in \
  /dev/sonycd /dev/gscd /dev/optcd /dev/sjcd /dev/mcdx0 /dev/mcdx1 \
  /dev/cdu535 /dev/sbpcd /dev/aztcd /dev/cm205cd /dev/cm206cd \
  /dev/bpcd /dev/mcd \
  ; do
  mount -o ro -t iso9660 $device /var/log/mount 1> $RDIR 2> $RDIR
  if [ $? = 0 ]; then
   DRIVE_FOUND=$device
   umount /var/log/mount
   break
  fi
 done
fi

if [ "$DRIVE_FOUND" = "" ]; then
 dialog --title "`gettext "CD/DVD DRIVE NOT FOUND"`"  --msgbox \
 "`gettext "A CD/DVD drive could not be found on any of the devices that were \
scanned.  Possible reasons include using a bootdisk or kernel that \
doesn't support your drive, failing to pass parameters needed by some \
drives to the kernel, not having the Slint disc in your CD/DVD \
drive, or using a drive connected to a Plug and Play soundcard (in this \
case, connecting the drive directly to the IDE interface often helps). \
Please make sure you are using the correct bootdisk for your hardware, \
consult the BOOTING file for possible information on \
forcing the detection of your drive, and then reattempt installation.  \
If all else fails, see FAQ.TXT for information about copying \
parts of this CD to your DOS partition and installing it from there.

You will now be returned to the main menu.  If you want to try looking \
for the CD again, you may skip directly to the SOURCE menu selection."`"  \
 22 80
 rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
 exit
fi

while [ 0 ]; do # time to try to mount the CD/DVD device:
 mount -o ro -t iso9660 $DRIVE_FOUND /var/log/mount 1> $RDIR 2> $RDIR
 if [ $? = 0 ]; then # mounted successfully
  dialog --title "`gettext "CD/DVD DRIVE FOUND"`"  --sleep 3 --infobox \
  "`eval_gettext "A Slint disc was found in device \\\$DRIVE_FOUND."`"  3 80
  break
 else # failed to mount
  dialog --visit-items --title "`gettext "MOUNT ERROR"`"  --menu "`eval_gettext "There was an error \
attempting to mount the CD/DVD on \\\$DRIVE_FOUND.  \
Maybe the device name is incorrect, the disc is not in the \
drive, or the kernel you are using does not support the \
device. (possibly an incorrect bootdisk) \
What would you like to do now?"`"  \
  13 80 3 \
  "1" "`gettext "Abort CD installation"`"  \
  "2" "`gettext "Attempt to mount the CD/DVD device again"`"  \
  "3" "`gettext "Ignore the error and continue"`"  2> $TMP/errordo
  if [ ! $? = 0 ]; then
   rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev $TMP/errordo
   exit;
  fi
  DOWHAT="`cat $TMP/errordo`"
  rm -f $TMP/errordo
  if [ $DOWHAT = 1 ]; then
   rm -f $TMP/SeTDS $TMP/SeTmount $TMP/SeTCDdev
   exit
  elif [ $DOWHAT = 2 ]; then
   ArG="mount -o ro -t iso9660 $DRIVE_FOUND /var/log/mount"
   dialog --title "`eval_gettext "ATTEMPTING TO MOUNT CD/DVD on \\\$DRIVE_FOUND"`"  \
   --infobox "`eval_gettext "Attempting to mount your CD/DVD again with the \
following command:
\\\$ArG"`"  4 80
   umount /var/log/mount 1> $NDIR 2> $NDIR
   sleep 5
  elif [ $DOWHAT = 3 ]; then
   # Ignore error, really bad plan but whatever
   break
  fi
 fi
done
# since we should have mounted successfully, let's refresh 
# the link for /dev/cdrom on the target partition:
if [ ! -d $T_PX/dev ]; then
 mkdir $T_PX/dev
 chown root.root $T_PX/dev
 chmod 755 $T_PX/dev
fi
( cd $T_PX/dev ; ln -sf $DRIVE_FOUND cdrom )

# Pass information about the source directory to the next install stage:
echo "/var/log/mount" > $TMP/SeTDS
echo "-source_mounted" > $TMP/SeTmount
echo "$DRIVE_FOUND" > $TMP/SeTCDdev
echo "/dev/null" > $TMP/SeTsource