Current File : //usr/share/initramfs-tools/scripts/local-premount/resume
#!/bin/sh
PREREQ=""
prereqs()
{
echo "$PREREQ"
}
case $1 in
# get pre-requisites
prereqs)
prereqs
exit 0
;;
esac
if [ -z "${resume?}" ] || [ ! -e /sys/power/resume ]; then
exit 0
fi
. /scripts/functions
. /scripts/local
PAGE_SIZE=4096
if [ -x /bin/getconf ]; then
PAGE_SIZE=$(getconf PAGESIZE)
fi
export PAGE_SIZE
if ! local_device_setup "${resume}" "suspend/resume device" false; then
exit 0
fi
DEV=$(readlink -f "$resume")
DEV=/sys/class/block/${DEV##*/}/dev
if [ -r "$DEV" ]; then
read -r MAJMIN < "$DEV"
fi
if [ -z "$MAJMIN" ]; then
exit 1
fi
if [ "${resume_offset?}" -ge 0 ] 2>/dev/null; then
offset_option=$((${resume_offset?} * PAGE_SIZE))
SWAPTYPE=$(blkid -p -O ${offset_option} "${resume}" -s TYPE -o value)
MAJMIN="${MAJMIN}:${resume_offset?}"
else
SWAPTYPE=$(blkid -p -o value -s TYPE "$resume")
fi
use_plymouth=false
if command -v plymouth >/dev/null && plymouth --ping; then
use_plymouth=true
fi
case "${SWAPTYPE}" in
swsuspend|s1suspend|s2suspend|ulsuspend|tuxonice)
if "$use_plymouth"; then
plymouth message --text="Resuming from $resume"
# The above command does not wait for a framebuffer update to
# complete, so the kernel can freeze the framebuffer before
# the message is even visible. Wait just a moment to make
# that less likely.
sleep 0.1
fi
echo "${MAJMIN}" > /sys/power/resume
;;
esac
if "$use_plymouth"; then
# plymouth hide-message does not work yet
plymouth display-message --text=""
fi
Mini Shell