This patch uses fdisk instead of dmesg to determine the size of the uSD card. This should be less fragile and is much simpler than the previous solution.
Signed-off-by: Werner Almesberger <[email protected]> --- diff --git a/6410-partition-sd.sh b/6410-partition-sd.sh index 3615de5..7952667 100755 --- a/6410-partition-sd.sh +++ b/6410-partition-sd.sh @@ -50,34 +50,8 @@ if [ ! -z "`grep $1 /proc/mounts`" ] ; then exit 2 fi -# set CUT_COLUMN for each OS -# set USE_SED=some editing command -# default: use cat as a no-op -USE_SED='cat' -case "$(lsb_release --short --description)" in - Ubuntu\ 7*|Debian\ *) - CUT_COLUMN=5 - ;; - Ubuntu\ 8.04*) - CUT_COLUMN=5 - USE_SED='sed s/^\[[[:space:]]*/[/' - ;; - *) - CUT_COLUMN=4 - ;; -esac - -DMESG_LINE=$(dmesg | ${USE_SED} | grep "$1" | grep "512-byte hardware" | tail -n 1) -SECTORS=$(echo "${DMESG_LINE}" | cut -d' ' -f"${CUT_COLUMN}") - -if ! echo "${SECTORS}" | grep '^[[:digit:]]\+$' -then - echo "problem finding size for /dev/$1 check CUT_COLUMN value for your os" - echo "CUT_COLUMN=${CUT_COLUMN} --> ${SECTORS}" - echo "dmesg line was:" - echo "${DMESG_LINE}" - exit 3 -fi +bytes=`echo p | fdisk /dev/$1 2>&1 | sed '/^Disk.*, \([0-9]*\) bytes/s//\1/p;d'` +SECTORS=`expr $bytes / 512` if [ $SECTORS -le 0 ] ; then echo "problem finding size for /dev/$1"
