#!/usr/bin/bash
#
# Author: Dmitry Razumov <asmeron@ublinux.com>
# Copyright (c) 2021-2025 UBLinux <support@ublinux.com>
#
# SPDX-License-Identifier: AGPL-3.0-or-later
#
# Initial script for Linux UBLinux
# This script are launching before starting init from initrd script
# Current dir allways must be set to root (/)
# All system path must be relative, except initrd dirs

ENABLED=yes
[[ ${ENABLED} == "yes" ]] || { return 0 2>/dev/null && return 0 || exit 0; }
DEBUGMODE=no

PATH=.:/:/usr/bin:/usr/local/bin:/usr/local/sbin

[[ -d /usr/lib/ublinux ]] && { ROOTFS= ; CMD_CHROOT= ; } || { [[ -d /sysroot ]] && ROOTFS="/sysroot" || ROOTFS="."; CMD_CHROOT="chroot ${ROOTFS}"; }
SOURCE=${ROOTFS}/usr/lib/ublinux/functions; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
SOURCE=${ROOTFS}/usr/lib/ublinux/default; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
debug_mode "$0" "$@"

SYSCONF="${ROOTFS}${SYSCONF}"
SOURCE=${SYSCONF}/config; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null
SOURCE=${SYSCONF}/desktop; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null
SOURCE=${SYSCONF}/video; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null

exec_vgadrv_nofree(){
    FILE_BLACKLIST_MODPROBE="${ROOTFS}/etc/modprobe.d/blacklist-ublinux.conf"
    if [[ ${VGADRV_NOFREE,,} == @(yes|y) ]]; then
        grep -q "blacklist.*nouveau" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null || echo "blacklist nouveau" >> ${FILE_BLACKLIST_MODPROBE}
        grep -q "blacklist.*radeon" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null || echo "blacklist radeon" >> ${FILE_BLACKLIST_MODPROBE}
    elif [[ ${VGADRV_NOFREE,,} == nouveau ]]; then
        grep -q "blacklist.*nouveau" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null || echo "blacklist nouveau" >> ${FILE_BLACKLIST_MODPROBE}
	grep -q "blacklist.*radeon" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed 's/radeon//g' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
    elif [[ ${VGADRV_NOFREE,,} == radeon ]]; then
        grep -q "blacklist.*radeon" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null || echo "blacklist radeon" >> ${FILE_BLACKLIST_MODPROBE}
	grep -q "blacklist.*nouveau" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed 's/nouveau//g' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
    else
	grep -q "blacklist.*nouveau" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed 's/nouveau//g' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
	grep -q "blacklist.*radeon" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed 's/radeon//g' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
    fi
    grep -q "^\s*blacklist\s*$" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed 's/^\s*blacklist\s*$//g' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
    grep -q "^\s*$" ${FILE_BLACKLIST_MODPROBE} 2>/dev/null && sed '/^\s*$/d' -i ${FILE_BLACKLIST_MODPROBE} 2>/dev/null
}

################
##### MAIN #####
################

    exec_vgadrv_nofree $@