Re: [PATCH 14/16] syscalls.2: note that not all architectures returd errno negated

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On 09/19/2018 07:12 PM, Eugene Syromyatnikov wrote:
> Signed-off-by: Eugene Syromyatnikov <evgsyr@xxxxxxxxx>

Thanks. Patch applied.

Cheers,

Michael

> ---
>  man2/syscalls.2 | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/man2/syscalls.2 b/man2/syscalls.2
> index 1a4256c..d1c4eb4 100644
> --- a/man2/syscalls.2
> +++ b/man2/syscalls.2
> @@ -58,7 +58,9 @@ appropriately after the system call has returned.
>  which can be used to invoke system calls
>  for which no wrapper function is provided.)
>  Note: system calls indicate a failure by returning a negative error
> -number to the caller;
> +number to the caller on architectures without a separate error register/flag,
> +as noted in
> +.BR syscall (2);
>  when this happens,
>  the wrapper function negates the returned error number
>  (to make it positive), copies it to
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/



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