[RFC v3 12/17] getdents.2: Use syscall(SYS_...); for system calls without a wrapper

From: Alejandro Colomar <alx.manpages@gmail.com>
To: mtk.manpages@gmail.com
Cc: Alejandro Colomar <alx.manpages@gmail.com>,
	linux-man@vger.kernel.org, libc-alpha@sourceware.org,
	linux-kernel@vger.kernel.org, Florian Weimer <fweimer@redhat.com>
Subject: [RFC v3 12/17] getdents.2: Use syscall(SYS_...); for system calls without a wrapper
Date: Sat, 13 Mar 2021 20:25:22 +0100	[thread overview]
Message-ID: <20210313192526.350200-13-alx.manpages@gmail.com> (raw)
In-Reply-To: <20210214133907.157320-1-alx.manpages@gmail.com>

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

diff --git a/man2/getdents.2 b/man2/getdents.2
index ba41e0be8..7d5b0e01c 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
-- 
2.30.2

