#!/bin/bash
# SPDX-Version: 3.0
# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.git
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
# SPDX-FileType: SOURCE
# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
# SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu

guard_sourcing

#######################################
# Clean Up Wrapper on Trap on 'EXIT'.
# Globals:
#   LOG_ERR
#   VAR_DIALOG
#   VAR_KERNEL_INF
#   VAR_KERNEL_SRT
#   VAR_KERNEL_TMP
#   VAR_NOTES
# Arguments:
#   1: ${var_trap_on_exit_code} of trap_exit()
# Returns:
#   0: On success
#######################################
clean_up() {
  declare var_clean_exit_code="$1"

  rm -f -- "${VAR_KERNEL_INF}"
  rm -f -- "${VAR_KERNEL_SRT}"
  rm -f -- "${VAR_KERNEL_TMP}"
  rm -f -- "${VAR_DIALOG}"
  rm -f -- "${VAR_NOTES}"

  if [[ "${VAR_CHROOT_ACTIVATED}" == "system" ]]; then
    exiting_chroot_system
  elif [[ "${VAR_CHROOT_ACTIVATED}" == "recovery" ]]; then
    exiting_chroot_recovery
  fi

  ### Release advisory lock on FD 127.
  flock -u 127

  ### Close file descriptor 127.
  exec 127>&-

  ### Remove the lockfile artifact.
  rm -f /run/lock/ciss_debian_installer.lock
  if (( var_clean_exit_code == 0 )); then rm -f -- "${LOG_ERR}"; fi

  return 0
}
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh