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26 lines
721 B
C
26 lines
721 B
C
/*
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* safe-syscall-error.c: errno setting fragment
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* This is intended to be invoked by safe-syscall.S
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*
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* Written by Richard Henderson <rth@twiddle.net>
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* Copyright (C) 2021 Red Hat, Inc.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "user/safe-syscall.h"
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/*
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* This is intended to be invoked via tail-call on the error path
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* from the assembly in host/arch/safe-syscall.inc.S. This takes
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* care of the host specific addressing of errno.
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* Return -1 to finalize the return value for safe_syscall_base.
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*/
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long safe_syscall_set_errno_tail(int value)
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{
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errno = value;
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return -1;
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}
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