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[27/39] openat2.2: Use syscall(SYS_...); for system calls without a wrapper; fix includes too

Message ID 20210510175546.28445-28-alx.manpages@gmail.com
State New
Headers show
Series man2: SYNOPSIS: Fix headers, use syscall(), and other fixes | expand

Commit Message

Alejandro Colomar \(man-pages\) May 10, 2021, 5:55 p.m. UTC
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
---
 man2/openat2.2 | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)
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Patch

diff --git a/man2/openat2.2 b/man2/openat2.2
index 1662bd066..efa840206 100644
--- a/man2/openat2.2
+++ b/man2/openat2.2
@@ -26,16 +26,21 @@ 
 openat2 \- open and possibly create a file (extended)
 .SH SYNOPSIS
 .nf
-.B #include <sys/stat.h>
-.B #include <fcntl.h>
-.B #include <linux/openat2.h>
+.BR "#include <fcntl.h>" \
+"          /* Definition of " O_* " and " S_* " constants */"
+.BR "#include <linux/openat2.h>" "  /* Definition of " RESOLVE_* " constants */"
+.BR "#include <sys/syscall.h>" "    /* Definition of " SYS_* " constants */"
+.B #include <unistd.h>
 .PP
-.BI "long openat2(int " dirfd ", const char *" pathname ,
-.BI "            struct open_how *" how ", size_t " size );
+.BI "long syscall(SYS_openat2, int " dirfd ", const char *" pathname ,
+.BI "             struct open_how *" how ", size_t " size );
 .fi
 .PP
 .IR Note :
-There is no glibc wrapper for this system call; see NOTES.
+glibc provides no wrapper for
+.BR openat2 (),
+necessitating the use of
+.BR syscall (2).
 .SH DESCRIPTION
 The
 .BR openat2 ()
@@ -494,9 +499,6 @@  The semantics of
 were modeled after FreeBSD's
 .BR O_BENEATH .
 .SH NOTES
-Glibc does not provide a wrapper for this system call; call it using
-.BR syscall (2).
-.\"
 .SS Extensibility
 In order to allow for future extensibility,
 .BR openat2 ()