fix + show size of part in menu

1 files changed, 12 insertions, 1 deletions

diff --git a/src/core/libs/lib-blockdevices-filesystems.sh b/src/core/libs/lib-blockdevices-filesystems.sh
index 8e49fbf..b271900 100644
--- a/src/core/libs/lib-blockdevices-filesystems.sh
+++ b/src/core/libs/lib-blockdevices-filesystems.sh
@@ -510,4 +510,15 @@ get_filesystem_program ()
 	[ $1 = lvm-vg   ] && echo vgcreate
 	[ $1 = lvg-lv   ] && echo lvcreate
 	[ $1 = dm_crypt ] && echo cryptsetup
-}
\ No newline at end of file
+}
+
+
+# $1 blockdevice
+# output will be in $BLOCKDEVICE_SIZE in MB
+get_blockdevice_size ()
+{
+	[ -b "$1" ] || die_error "get_blockdevice_size needs a blockdevice as \$1 ($1 given)"
+	blocks=`fdisk -s $1`
+	#NOTE: on some interwebs they say 1 block = 512B, on other internets they say 1 block = 1kiB.  1kiB seems to work for me.  don't sue me if it doesn't for you
+	BLOCKDEVICE_SIZE=$(($blocks/1024))
+}