#!/bin/bash -e
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TARGET_DIR=$1
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shift
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RK_LEGACY_PARTITIONS=" \
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${RK_OEM_FS_TYPE:+oem:/oem:${RK_OEM_FS_TYPE}}
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${RK_USERDATA_FS_TYPE:+userdata:/userdata:${RK_USERDATA_FS_TYPE}}
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"
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# <dev>:<mount point>:<fs type>:<mount flags>:<source dir>:<image size(M|K|auto)>:[options]
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# for example:
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# RK_EXTRA_PARTITIONS="oem:/oem:ext2:defaults:oem_normal:256M:fixed
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# userdata:/userdata:vfat:errors=remount-ro:userdata_empty:auto"
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RK_EXTRA_PARTITIONS=${RK_EXTRA_PARTITIONS:-${RK_LEGACY_PARTITIONS}}
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function fixup_root()
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{
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echo "Fixing up rootfs type: $1"
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FS_TYPE=$1
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sed -i "s#\([[:space:]]/[[:space:]]\+\)\w\+#\1${FS_TYPE}#" \
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${TARGET_DIR}/etc/fstab
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}
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partition_arg() {
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PART="$1"
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I="$2"
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DEFAULT="$3"
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ARG=$(echo $PART | cut -d':' -f"$I")
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echo ${ARG:-$DEFAULT}
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}
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function fixup_part()
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{
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echo "Fixing up partition: ${@//: }"
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DEV="$(partition_arg "$*" 1)"
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# Dev is either <name> or /dev/.../<name>
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[ "$DEV" ] || return 0
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echo $DEV | grep -qE "^/" || DEV="PARTLABEL=$DEV"
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MOUNT="$(partition_arg "$*" 2 "/${DEV##*[/=]}")"
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FS_TYPE="$(partition_arg "$*" 3 ext2)"
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MOUNT_OPTS="$(partition_arg "$*" 4 defaults)"
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sed -i "/[[:space:]]${MOUNT//\//\\\/}[[:space:]]/d" ${TARGET_DIR}/etc/fstab
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sed -i "/^${DEV//\//\\\/}[[:space:]]/d" ${TARGET_DIR}/etc/fstab
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echo -e "${DEV}\t${MOUNT}\t${FS_TYPE}\t${MOUNT_OPTS}\t0 2" >> \
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${TARGET_DIR}/etc/fstab
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mkdir -p ${TARGET_DIR}/${MOUNT}
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}
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function fixup_fstab()
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{
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echo "Fixing up /etc/fstab..."
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case "${RK_ROOTFS_TYPE}" in
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ext[234])
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fixup_root ${RK_ROOTFS_TYPE}
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;;
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*)
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fixup_root auto
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;;
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esac
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sed -i "/[[:space:]]debugfs[[:space:]]/d" ${TARGET_DIR}/etc/fstab
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echo -e "debugfs\t/sys/kernel/debug\tdebugfs\tdefaults\t0 0" >> \
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${TARGET_DIR}/etc/fstab
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sed -i "/[[:space:]]pstore[[:space:]]/d" ${TARGET_DIR}/etc/fstab
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echo -e "pstore\t/sys/fs/pstore\tpstore\tdefaults\t0 0" >> \
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${TARGET_DIR}/etc/fstab
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if echo $TARGET_DIR | grep -qE "_recovery/target/*$"; then
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fixup_part "/dev/sda1:/mnt/udisk:auto:defaults::"
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fixup_part "/dev/mmcblk1p1:/mnt/sdcard:auto:defaults::"
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fi
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for part in ${RK_EXTRA_PARTITIONS//@/ }; do
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fixup_part $part
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done
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}
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function add_build_info()
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{
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[ -f ${TARGET_DIR}/etc/os-release ] && \
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sed -i "/^BUILD_ID=/d" ${TARGET_DIR}/etc/os-release
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echo "Adding build-info to /etc/os-release..."
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echo "BUILD_INFO=\"$(whoami)@$(hostname) $(date)${@:+ - $@}\"" >> \
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${TARGET_DIR}/etc/os-release
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}
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function add_dirs_and_links()
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{
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echo "Adding dirs and links..."
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cd ${TARGET_DIR}
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rm -rf mnt/* udisk sdcard data
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mkdir -p mnt/sdcard mnt/udisk
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ln -sf udisk mnt/usb_storage
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ln -sf sdcard mnt/external_sd
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ln -sf mnt/udisk udisk
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ln -sf mnt/sdcard sdcard
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ln -sf userdata data
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}
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echo "Executing $(basename $0)..."
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add_build_info $@
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[ -f ${TARGET_DIR}/etc/fstab ] && fixup_fstab
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add_dirs_and_links
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exit 0
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