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auto_init_utils.h
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1/*
2 * SPDX-FileCopyrightText: 2022 Otto-von-Guericke-Universität Magdebug
3 * SPDX-License-Identifier: LGPL-2.1-only
4 */
5
6#pragma once
7
26
27#include <stdint.h>
28#include "xfa.h"
29#include "macros/xtstr.h"
30#include "modules.h"
31#if IS_USED(MODULE_PREPROCESSOR_SUCCESSOR)
32#include "preprocessor_successor.h"
33#endif
34
35#ifdef __cplusplus
36extern "C" {
37#endif
38
39#ifndef CONFIG_AUTO_INIT_ENABLE_DEBUG
43#define CONFIG_AUTO_INIT_ENABLE_DEBUG 0
44#endif
45
49typedef void (*auto_init_fn_t)(void);
50
54typedef uint16_t auto_init_prio_t;
55
59typedef struct {
60 auto_init_fn_t init;
61#if IS_ACTIVE(CONFIG_AUTO_INIT_ENABLE_DEBUG) || defined(DOXYGEN)
62 auto_init_prio_t prio;
63 const char *name;
64#endif
65} auto_init_module_t;
66
67#if IS_ACTIVE(CONFIG_AUTO_INIT_ENABLE_DEBUG) || defined(DOXYGEN)
74#define AUTO_INIT(function, priority) \
75 XFA_CONST(auto_init_module_t, auto_init_xfa, priority) \
76 auto_init_xfa_ ## function \
77 = { .init = (auto_init_fn_t)function, \
78 .prio = priority, \
79 .name = XTSTR(function) }
80#else
81#define AUTO_INIT(function, priority) \
82 XFA_CONST(auto_init_module_t, auto_init_xfa, priority) \
83 auto_init_xfa_ ## function \
84 = { .init = (auto_init_fn_t)function }
85#endif
86
91#define AUTO_INIT_PRIORITY_AFTER(priority) RIOT_PP_SUCCESSOR(priority)
92
93#ifdef __cplusplus
94}
95#endif
96
auto_init_fn_t
void(* auto_init_fn_t)(void)
Auto-init function type.
Definition auto_init_utils.h:49
auto_init_prio_t
uint16_t auto_init_prio_t
Data type to store the priority of a module.
Definition auto_init_utils.h:54
modules.h
Common macros and compiler attributes/pragmas configuration.
auto_init_module_t
Type to represent a module to be auto-initialized.
Definition auto_init_utils.h:59
auto_init_module_t::prio
auto_init_prio_t prio
Module priority.
Definition auto_init_utils.h:62
auto_init_module_t::name
const char * name
Module auto-init function name.
Definition auto_init_utils.h:63
auto_init_module_t::init
auto_init_fn_t init
Function to initialize the module.
Definition auto_init_utils.h:60
xfa.h
Cross File Arrays.
xtstr.h
Macro to return string representation of x.