On Fri, Oct 8, 2021 at 6:15 PM Warner Losh <imp@bsdimp.com> wrote:
>
> From: Stacey Son <sson@FreeBSD.org>
>
> To emulate signals and interrupted system calls, we need to have the
> same mechanisms we have in the kernel, including these errno values.
>
> Signed-off-by: Stacey Son <sson@FreeBSD.org>
> Signed-off-by: Warner Losh <imp@bsdimp.com>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> bsd-user/errno_defs.h | 14 +++++++++++---
> 1 file changed, 11 insertions(+), 3 deletions(-)
>
> diff --git a/bsd-user/errno_defs.h b/bsd-user/errno_defs.h
> index 1efa502a12..b538dd93da 100644
> --- a/bsd-user/errno_defs.h
> +++ b/bsd-user/errno_defs.h
> @@ -1,6 +1,3 @@
> -/* $OpenBSD: errno.h,v 1.20 2007/09/03 14:37:52 millert Exp $ */
> -/* $NetBSD: errno.h,v 1.10 1996/01/20 01:33:53 jtc Exp $ */
> -
> /*
> * Copyright (c) 1982, 1986, 1989, 1993
> * The Regents of the University of California. All rights reserved.
> @@ -37,6 +34,9 @@
> * @(#)errno.h 8.5 (Berkeley) 1/21/94
> */
>
> +#ifndef _ERRNO_DEFS_H_
> +#define _ERRNO_DEFS_H_
> +
> #define TARGET_EPERM 1 /* Operation not permitted */
> #define TARGET_ENOENT 2 /* No such file or directory */
> #define TARGET_ESRCH 3 /* No such process */
> @@ -147,3 +147,11 @@
> #define TARGET_EIDRM 89 /* Identifier removed */
> #define TARGET_ENOMSG 90 /* No message of desired type */
> #define TARGET_ELAST 90 /* Must be equal largest errno */
> +
> +/* Internal errors: */
> +#define TARGET_EJUSTRETURN 254 /* Just return without
> + modifing regs */
> +#define TARGET_ERESTART 255 /* Restart syscall */
> +#define TARGET_ERESTARTSYS TARGET_ERESTART /* Linux compat */
> +
> +#endif /* ! _ERRNO_DEFS_H_ */
> --
> 2.32.0
>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>