#!/bin/sh
# 
if [ "$1" = "prereqs" ]; then
  exit 0
fi

quiet=n

. /scripts/functions

# if break=uselocal STOP here
maybe_break uselocal


. /conf/tcos.conf
. /conf/tcos-run-functions

mkdir -p /mnt/tmp >/dev/null 2>&1

# DOCUMENTME uselocal | enable use of local disks
uselocal=$(read_cmdline_var "uselocal" "0")
if [ ${uselocal} = 0 ]; then
  _log "USELOCAL uselocal not enabled from cmdline"
  exit 0
fi


# try to mount any part in /mnt/tmp
#########################################
ext3_parts_num=$(grep ^/dev /etc/fstab|grep -c ext3)
ext3_parts_devs=$(grep ^/dev /etc/fstab|grep ext3 | awk '{print $1}')

vfat_parts_num=$(grep ^/dev /etc/fstab|grep -c vfat)
vfat_parts_devs=$(grep ^/dev /etc/fstab|grep vfat | awk '{print $1}')

need_free_space=131072
#########################################




if [ ${ext3_parts_num} != 0 ]; then
log_begin_msg "Try to use some ext3 parts"
 for ext3 in ${ext3_parts_devs}; do
   mount -t ext3 -o rw ${ext3} /mnt/tmp >> /tmp/initramfs.debug 2>&1
   sync
   sleep 1
   if [ $(grep -c ${ext3} /proc/mounts) != 1 ]; then
   _log "USELOCAL ${ext3} not mounted, next..."
   # not mounted
   else
     _log "USELOCAL ${ext3} mounted, check free space"
     free_space=$(df ${ext3}| grep ^/dev| awk '{print $4}')
     # check if free space > 64 Mb
     if [ ${free_space} -ge ${need_free_space} ] ; then
        _log "USELOCAL have more than ${need_free_space} in ${ext3}"
        log_end_msg 0
        exit 0
     else
       _log "USELOCAL no free space in ${ext3}"
       umount ${ext3}
     fi
     
   fi
 done
# if here no ext3 part
log_end_msg 1
fi


if [ ${vfat_parts_num} != 0 ]; then
log_begin_msg "Try to use some vfat parts"
 for vfat in ${vfat_parts_devs}; do
   mount -t vfat -o rw ${vfat} /mnt/tmp >> /tmp/initramfs.debug 2>&1
   sync
   sleep 1
   if [ $(grep -c ${vfat} /proc/mounts) != 1 ]; then
   _log "USELOCAL ${vfat} not mounted, next..."
   # not mounted
   else
     _log "USELOCAL ${vfat} mounted, check free space"
     free_space=$(df ${vfat}| grep ^/dev| awk '{print $4}')
     # check if free space > 64 Mb
     if [ ${free_space} -ge ${need_free_space} ] ; then
        _log "USELOCAL have more than ${need_free_space} in ${vfat}"
        log_end_msg 0
        exit 0
     else
       _log "USELOCAL no free space in ${vfat}"
       umount ${vfat}
     fi
     
   fi
 done
# if here no vfat part
log_end_msg 1
fi

log_begin_msg "NO parts avalaible (ext3 or fat)"
log_end_msg 0

update_progress
exit 0