[RFC v2 6/8] man/man2/rename.2: Refer to at(2)

[Alejandro Colomar <alx@kernel.org>]

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Signed-off-by: Alejandro Colomar <alx@kernel.org>
---
 man/man2/rename.2 | 84 +++--------------------------------------------
 1 file changed, 5 insertions(+), 79 deletions(-)

diff --git a/man/man2/rename.2 b/man/man2/rename.2
index 7e5c02797230..87f49ba851d7 100644
--- a/man/man2/rename.2
+++ b/man/man2/rename.2
@@ -16,10 +16,6 @@ .SH SYNOPSIS
 .B #include <stdio.h>
 .P
 .BI "int rename(const char *" oldpath ", const char *" newpath );
-.P
-.BR "#include <fcntl.h>           " "/* Definition of " AT_* " constants */"
-.B #include <stdio.h>
-.P
 .BI "int renameat(int " olddirfd ", const char *" oldpath ,
 .BI "             int " newdirfd ", const char *" newpath );
 .BI "int renameat2(int " olddirfd ", const char *" oldpath ,
@@ -96,52 +92,10 @@ .SH DESCRIPTION
 .I newpath
 refers to a symbolic link, the link will be overwritten.
 .SS renameat()
-The
+The file descriptor and path arguments of
 .BR renameat ()
-system call operates in exactly the same way as
-.BR rename (),
-except for the differences described here.
-.P
-If the pathname given in
-.I oldpath
-is relative, then it is interpreted relative to the directory
-referred to by the file descriptor
-.I olddirfd
-(rather than relative to the current working directory of
-the calling process, as is done by
-.BR rename ()
-for a relative pathname).
-.P
-If
-.I oldpath
-is relative and
-.I olddirfd
-is the special value
-.BR AT_FDCWD ,
-then
-.I oldpath
-is interpreted relative to the current working
-directory of the calling process (like
-.BR rename ()).
-.P
-If
-.I oldpath
-is absolute, then
-.I olddirfd
-is ignored.
-.P
-The interpretation of
-.I newpath
-is as for
-.IR oldpath ,
-except that a relative pathname is interpreted relative
-to the directory referred to by the file descriptor
-.IR newdirfd .
-.P
-See
-.BR openat (2)
-for an explanation of the need for
-.BR renameat ().
+are interpreted as specified in
+.BR at (2).
 .SS renameat2()
 .BR renameat2 ()
 has an additional
@@ -274,25 +228,20 @@ .SH RETURN VALUE
 .I errno
 is set to indicate the error.
 .SH ERRORS
+See
+.BR at (2).
 .TP
 .B EACCES
 Write permission is denied for the directory containing
 .I oldpath
 or
 .IR newpath ,
-or, search permission is denied for one of the directories
-in the path prefix of
-.I oldpath
-or
-.IR newpath ,
 or
 .I oldpath
 is a directory and does not allow write permission (needed to update
 the
 .I ..
 entry).
-(See also
-.BR path_resolution (7).)
 .TP
 .B EBUSY
 The rename fails because
@@ -411,29 +360,6 @@ .SH ERRORS
 even if the same filesystem is mounted on both.)
 .P
 The following additional errors can occur for
-.BR renameat ()
-and
-.BR renameat2 ():
-.TP
-.B EBADF
-.I oldpath
-.RI ( newpath )
-is relative but
-.I olddirfd
-.RI ( newdirfd )
-is not a valid file descriptor.
-.TP
-.B ENOTDIR
-.I oldpath
-is relative and
-.I olddirfd
-is a file descriptor referring to a file other than a directory;
-or similar for
-.I newpath
-and
-.I newdirfd
-.P
-The following additional errors can occur for
 .BR renameat2 ():
 .TP
 .B EEXIST
-- 
2.55.0


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