[src/trunk]: src/lib/libc/sys libc: Add a dummy implementation of vadvise()

[kamil <kamil%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5bbf770f2a84
branches:  trunk
changeset: 358365:5bbf770f2a84
user:      kamil <kamil%NetBSD.org@localhost>
date:      Mon Dec 25 11:03:30 2017 +0000

description:
libc: Add a dummy implementation of vadvise()

This readds a symbol that has been removed accidentally without major bump.

The implementation is dummy (similar to the old one), without API in public
headers.

Pointed out by <maya>

Sponsored by <The NetBSD Foundation>

diffstat:

 lib/libc/sys/Makefile.inc |   8 ++++----
 lib/libc/sys/vadvise.c    |  41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 4 deletions(-)

diffs (67 lines):

diff -r b1f8aa52cb3f -r 5bbf770f2a84 lib/libc/sys/Makefile.inc
--- a/lib/libc/sys/Makefile.inc Mon Dec 25 09:13:40 2017 +0000
+++ b/lib/libc/sys/Makefile.inc Mon Dec 25 11:03:30 2017 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile.inc,v 1.237 2017/12/19 18:43:42 kamil Exp $
+#      $NetBSD: Makefile.inc,v 1.238 2017/12/25 11:03:30 kamil Exp $
 #      @(#)Makefile.inc        8.3 (Berkeley) 10/24/94
 
 # sys sources
@@ -7,9 +7,9 @@
 # other sources shared with the kernel, used in syscalls
 SRCS+= cpuset.c
 # glue to offer userland wrappers for some syscalls
-SRCS+= posix_fadvise.c posix_madvise.c sched.c sigqueue.c sigtimedwait.c \
-       sigwait.c sigwaitinfo.c statvfs.c swapon.c semctl.c \
-       clock_getcpuclockid.c accept4.c
+SRCS+= accept4.c clock_getcpuclockid.c posix_fadvise.c posix_madvise.c \
+       sched.c sigqueue.c sigtimedwait.c sigwait.c sigwaitinfo.c statvfs.c \
+       swapon.c semctl.c vadvise.c
 
 .if ${RUMPRUN} != "yes"
 # modules with non-default implementations on at least one architecture:
diff -r b1f8aa52cb3f -r 5bbf770f2a84 lib/libc/sys/vadvise.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/libc/sys/vadvise.c    Mon Dec 25 11:03:30 2017 +0000
@@ -0,0 +1,41 @@
+/*     $NetBSD: vadvise.c,v 1.1 2017/12/25 11:03:30 kamil Exp $        */
+
+/*-
+ * Copyright (c) 2017 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: vadvise.c,v 1.1 2017/12/25 11:03:30 kamil Exp $");
+
+int vadvise(int va);
+
+int
+vadvise(int va)
+{
+
+       (void)va;
+
+       return 0;
+}