[glibc/azanella/ld-audit-fixes] elf: Move LAV_CURRENT to link_lavcurrent.h

[Adhemerval Zanella <azanella@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=ac1b3359842c41d06579aeed356e43124f9aace1

commit ac1b3359842c41d06579aeed356e43124f9aace1
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Thu Jul 29 11:13:57 2021 -0300

    elf: Move LAV_CURRENT to link_lavcurrent.h
    
    No functional change.

Diff:
---
 bits/link_lavcurrent.h | 25 +++++++++++++++++++++++++
 elf/Makefile           |  2 +-
 elf/link.h             |  2 +-
 3 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/bits/link_lavcurrent.h b/bits/link_lavcurrent.h
new file mode 100644
index 0000000000..44fbea1e80
--- /dev/null
+++ b/bits/link_lavcurrent.h
@@ -0,0 +1,25 @@
+/* Data structure for communication from the run-time dynamic linker for
+   loaded ELF shared objects.  LAV_CURRENT definition.
+   Copyright (C) 2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LINK_H
+# error "Never include <bits/link_lavcurrent.h> directly; use <link.h> instead."
+#endif
+
+/* Version numbers for la_version handshake interface.  */
+#define LAV_CURRENT	1
diff --git a/elf/Makefile b/elf/Makefile
index 3e8adeee1d..2c508c3bfc 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -21,7 +21,7 @@ subdir		:= elf
 
 include ../Makeconfig
 
-headers		= elf.h bits/elfclass.h link.h bits/link.h
+headers		= elf.h bits/elfclass.h link.h bits/link.h bits/link_lavcurrent.h
 routines	= $(all-dl-routines) dl-support dl-iteratephdr \
 		  dl-addr dl-addr-obj enbl-secure dl-profstub \
 		  dl-origin dl-libc dl-sym dl-sysdep dl-error \
diff --git a/elf/link.h b/elf/link.h
index a4cd6864ad..af7a38d8fc 100644
--- a/elf/link.h
+++ b/elf/link.h
@@ -96,7 +96,7 @@ struct link_map
 #ifdef __USE_GNU
 
 /* Version numbers for la_version handshake interface.  */
-#define LAV_CURRENT	1
+#include <bits/link_lavcurrent.h>
 
 /* Activity types signaled through la_activity.  */
 enum