init.cpp

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/*
 * SPDX-FileCopyrightText: 2019-2026 Jochem Rutgers
 *
 * SPDX-License-Identifier: MPL-2.0
 */
 
#include <libzth/macros.h>
 
#include <libzth/init.h>
#include <libzth/util.h>
 
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
struct zth_init_entry const* zth_init_head = nullptr;
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
struct zth_init_entry* zth_init_tail = nullptr;
 
void zth_init()
{
        if(likely(!zth_init_head))
                // Already initialized.
                return;
 
        struct zth_init_entry const* p = zth_init_head;
        zth_init_head = nullptr;
 
        while(p) {
                // p might be overwritten during p->f(), copy next first.
                struct zth_init_entry const* p_next = p->next;
                if(p->f)
                        p->f();
                p = p_next;
        }
}