[PATCH v5 21/35] getdents.2: Use syscall(SYS_...); for system calls without a wrapper

Michael Kerrisk (man-pages) mtk.manpages@gmail.com
Mon Apr 5 11:37:13 GMT 2021


Hi Alex,

On 4/4/21 1:58 PM, Alejandro Colomar wrote:
> Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
> ---
>  man2/getdents.2 | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)

Patch applied.

Thanks,

Michael


> diff --git a/man2/getdents.2 b/man2/getdents.2
> index ec00a73ba..6a9f4e04c 100644
> --- a/man2/getdents.2
> +++ b/man2/getdents.2
> @@ -33,7 +33,11 @@
>  getdents, getdents64 \- get directory entries
>  .SH SYNOPSIS
>  .nf
> -.BI "long getdents(unsigned int " fd ", struct linux_dirent *" dirp ,
> +.BR "#include <sys/syscall.h>" "      /* Definition of " SYS_* " constants */"
> +.B #include <unistd.h>
> +.PP
> +.BI "long syscall(SYS_getdents, unsigned int " fd \
> +", struct linux_dirent *" dirp ,
>  .BI "             unsigned int " count );
>  .PP
>  .BR "#define _GNU_SOURCE" "        /* See feature_test_macros(7) */"
> @@ -43,9 +47,9 @@ getdents, getdents64 \- get directory entries
>  .fi
>  .PP
>  .IR Note :
> -There is no glibc wrapper for
> -.BR getdents ();
> -see NOTES.
> +There is no definition of
> +.B struct linux_dirent
> +in glibc; see NOTES.
>  .SH DESCRIPTION
>  These are not the interfaces you are interested in.
>  Look at
> 


-- 
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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