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//lib/kernel/install.d/50-depmod.install

#!/usr/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# systemd is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with systemd; If not, see <https://www.gnu.org/licenses/>.

set -e

COMMAND="${1:?}"
KERNEL_VERSION="${2:?}"

case "$COMMAND" in
    add)
        [ -d "/lib/modules/$KERNEL_VERSION/kernel" ] || exit 0
        command -v depmod >/dev/null || exit 0
        [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "+depmod -a $KERNEL_VERSION"
        exec depmod -a "$KERNEL_VERSION"
        ;;
    remove)
        if [ -n "$KERNEL_INSTALL_BOOT_ENTRY_TYPE" ] && [ -d "/lib/modules/$KERNEL_VERSION/kernel" ]; then
            [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
                echo "Multiple entry types may exist, not removing modules.dep or associated files."
            exit 0
        fi

[ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
            echo "Removing /lib/modules/${KERNEL_VERSION}/modules.dep and associated files"
        exec rm -f \
            "/lib/modules/$KERNEL_VERSION/modules.alias" \
            "/lib/modules/$KERNEL_VERSION/modules.alias.bin" \
            "/lib/modules/$KERNEL_VERSION/modules.builtin.bin" \
            "/lib/modules/$KERNEL_VERSION/modules.builtin.alias.bin" \
            "/lib/modules/$KERNEL_VERSION/modules.dep" \
            "/lib/modules/$KERNEL_VERSION/modules.dep.bin" \
            "/lib/modules/$KERNEL_VERSION/modules.devname" \
            "/lib/modules/$KERNEL_VERSION/modules.softdep" \
            "/lib/modules/$KERNEL_VERSION/modules.symbols" \
            "/lib/modules/$KERNEL_VERSION/modules.symbols.bin"
        ;;
    *)
        exit 0
        ;;
esac