service.h

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/*
 * Copyright (c) 2024 Tomasz Bursztyka.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_SERVICE_H_
#define ZEPHYR_INCLUDE_SERVICE_H_
 
#include <zephyr/sys/iterable_sections.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
struct service {
        int (*init)(void);
};
 
#define Z_SERVICE_NAME_GET(name) _CONCAT(__service_, name)
 
#define Z_SERVICE_INIT(init_fn)                                       \
        {                                                             \
                .init = (init_fn)                                     \
        }
 
#define Z_SERVICE_SECTION_NAME(level, prio)                           \
        _CONCAT(INIT_LEVEL_ORD(level), _##prio)
 
#define Z_SERVICE_DEFINE(name, init_fn, level, prio)                  \
        static const                                                  \
        STRUCT_SECTION_ITERABLE_NAMED_ALTERNATE(                      \
                service, service,                                     \
                Z_SERVICE_SECTION_NAME(level, prio),                  \
                Z_SERVICE_NAME_GET(name)) = Z_SERVICE_INIT(init_fn)
 
#ifdef __cplusplus
}
#endif
 
#endif /* ZEPHYR_INCLUDE_SERVICE_H_ */