From 1af5b6c964a1e37b7f2352c725f30da3d72fe741 Mon Sep 17 00:00:00 2001
From: Naoya Yamashita <conao3@gmail.com>
Date: Tue, 26 Oct 2021 02:21:23 +0900
Subject: [PATCH] use `uname -m` instead of `arch` comamnd

`arch` command is not installed at default.
see coreutils document:

> arch is not installed by default, so portable scripts should
> not rely on its existence.

https://www.gnu.org/software/coreutils/manual/html_node/arch-invocation.html

ref: https://github.com/google/fscrypt/issues/92#issuecomment-365712796
---
 etc/scripts/get-stack.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/etc/scripts/get-stack.sh b/etc/scripts/get-stack.sh
index 1923cca2ad..0291913d35 100755
--- a/etc/scripts/get-stack.sh
+++ b/etc/scripts/get-stack.sh
@@ -71,9 +71,9 @@ post_install_separator() {
 
 # determines the the CPU's instruction set
 get_isa() {
-  if arch | grep -Eq 'armv[78]l?' ; then
+  if uname -m | grep -Eq 'armv[78]l?' ; then
     echo arm
-  elif arch | grep -q aarch64 ; then
+  elif uname -m | grep -q aarch64 ; then
     echo aarch64
   else
     echo x86