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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bke
*
* API to ensure name uniqueness.
*
* Main database contains the UniqueName_Map which is a cache that tracks names, base
* names and their suffixes currently in use. So that whenever a new name has to be
* assigned or validated, it can quickly ensure uniqueness and adjust the name in case
* of collisions.
*
* \section Function Names
*
* - `BKE_main_namemap_` Should be used for functions in this file.
*/
#include "BLI_compiler_attrs.h"
#ifdef __cplusplus
extern "C" {
#endif
struct ID;
struct Main;
struct UniqueName_Map;
struct UniqueName_Map *BKE_main_namemap_create(void) ATTR_WARN_UNUSED_RESULT;
void BKE_main_namemap_destroy(struct UniqueName_Map **r_name_map) ATTR_NONNULL();
/**
* Ensures the given name is unique within the given ID type.
*
* In case of name collisions, the name will be adjusted to be unique.
*
* \return true if the name had to be adjusted for uniqueness.
*/
bool BKE_main_namemap_get_name(struct Main *bmain, struct ID *id, char *name) ATTR_NONNULL();
/**
* Remove a given name from usage.
*
* Call this whenever deleting or renaming an object.
*/
void BKE_main_namemap_remove_name(struct Main *bmain, struct ID *id, const char *name)
ATTR_NONNULL();
/**
* Check that all ID names in given `bmain` are unique (per ID type and library), and that existing
* name maps are consistent with existing relevant IDs.
*
* This is typically called within an assert, or in tests.
*/
bool BKE_main_namemap_validate(struct Main *bmain) ATTR_NONNULL();
/** Same as #BKE_main_namemap_validate, but also fixes any issue by re-generating all name maps,
* and ensuring again all ID names are unique.
*
* This is typically only used in `do_versions` code to fix broken files.
*/
bool BKE_main_namemap_validate_and_fix(struct Main *bmain) ATTR_NONNULL();
#ifdef __cplusplus
}
#endif
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