[glibc/arm/morello/main] TODO(uapi): aarch64: morello: make brk always fail

[Szabolcs Nagy <nsz@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=a909a33a8172db1d5ad48657a1b80e451a94d432

commit a909a33a8172db1d5ad48657a1b80e451a94d432
Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date:   Thu Jun 3 10:05:53 2021 +0100

    TODO(uapi): aarch64: morello: make brk always fail
    
    TODO: drop this once linux brk always fails.

Diff:
---
 sysdeps/unix/sysv/linux/aarch64/morello/brk_call.h | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/sysdeps/unix/sysv/linux/aarch64/morello/brk_call.h b/sysdeps/unix/sysv/linux/aarch64/morello/brk_call.h
new file mode 100644
index 0000000000..6a38b1e209
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/morello/brk_call.h
@@ -0,0 +1,25 @@
+/* Invoke the brk system call.  Morello version.
+   Copyright (C) 2022 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/>.  */
+
+#include <errno.h>
+
+static inline void *
+__brk_call (void *addr)
+{
+  return (void *) -ENOSYS;
+}