kernel/lib/libc/errno.c

// Copyright 2016 The Fuchsia Authors
// Copyright (c) 2015 Travis Geiselbrecht
//
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT


#include <errno.h>

/* completely un-threadsafe implementation of errno */
/* TODO: pull from kernel TLS or some other thread local storage */
static int _errno;

int *__geterrno(void)
{
    return &_errno;
}