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[release] / src / liblimb / obuffer.h / obuffer_detach.c 

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/* This file is part of limb                           https://lila.oss/limb
 * Copyright (C) 2023 Olivier Brunel                          jjk@jjacky.com */
/* SPDX-License-Identifier: GPL-2.0-only */
#include <errno.h>
#include <limb/obuffer.h>

int
obuffer_detach(obuffer *b)
{
    if (!b->n) return (errno = EINVAL, 0);

    obuffer *l;
    for (l = b; l->n != b; l = l->n)
        ;
    l->n = b->n;
    b->n = NULL;

    return 1;
}