[Lunar-commits] CVS: moonbase/filesys/udev/scripts.d get_media_symlink, NONE, 1.1

[Jaime Buffery]

Update of /var/cvs/lunar/moonbase/filesys/udev/scripts.d
In directory espresso.foo-projects.org:/tmp/cvs-serv31444/scripts.d

Added Files:
	get_media_symlink 
Log Message:
Changing udev so it works OOTB with the new mount script.


--- NEW FILE: get_media_symlink ---
#!/bin/bash
# it echoes the number of the next symlink to be created (taking as example "cdrom"):
#    * if no previos cdrom* link exists, it creates a "cdrom" link
#    * if the last was the cdrom link, the next will be 1
#    * if the last was n, the next is n+1

# the name of the device, for example, "hda"
if [ -z "$1" ]; then
    # we need to know the device so we leave
    echo "$0 : missing device param" >&2
    exit 1;
else
    case $1 in
	sd? )          DRIVE=scsi ; SYMLINK=disk ;;
	s[r,g][0-9]* ) DRIVE=scsi ; SYMLINK=cdrom ;;
	hd? )          DRIVE=ide  ; SYMLINK=`cat /proc/ide/$1/media` ;; # media can be cdrom or disk
	* )            echo "$0 : unknown device $1" >&2 ; exit 1;;
    esac
fi
	
(
    cd /dev
    last=`ls -1 ${SYMLINK}[0-9]* 2> /dev/null | tail -n 1 | sed -e "s/${SYMLINK}//g"`
    
    if [ -z "$last" ]; then
	echo "${SYMLINK}"
    elif [ "$last" = "${SYMLINK}" ]; then
	echo "${SYMLINK}1" 
    else
	next=$(( $last + 1 )) 
	echo "${SYMLINK}${next}"
    fi
)

exit 0