/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once

#include <stdbool.h>

#include "unit-name.h"

typedef enum UnitFileState UnitFileState;
typedef enum UnitFileScope UnitFileScope;

enum UnitFileState {
        UNIT_FILE_ENABLED,
        UNIT_FILE_ENABLED_RUNTIME,
        UNIT_FILE_LINKED,
        UNIT_FILE_LINKED_RUNTIME,
        UNIT_FILE_MASKED,
        UNIT_FILE_MASKED_RUNTIME,
        UNIT_FILE_STATIC,
        UNIT_FILE_DISABLED,
        UNIT_FILE_INDIRECT,
        UNIT_FILE_GENERATED,
        UNIT_FILE_TRANSIENT,
        UNIT_FILE_BAD,
        _UNIT_FILE_STATE_MAX,
        _UNIT_FILE_STATE_INVALID = -1
};

enum UnitFileScope {
        UNIT_FILE_SYSTEM,
        UNIT_FILE_GLOBAL,
        UNIT_FILE_USER,
        _UNIT_FILE_SCOPE_MAX,
        _UNIT_FILE_SCOPE_INVALID = -1
};

bool unit_type_may_alias(UnitType type) _const_;
bool unit_type_may_template(UnitType type) _const_;

int unit_validate_alias_symlink_and_warn(const char *filename, const char *target);