From 2ddd628747c676302d56db86d5ce73eb00d32777 Mon Sep 17 00:00:00 2001
From: Michael Lumish <mlumish@google.com>
Date: Mon, 5 Dec 2022 11:24:33 -0500
Subject: [PATCH] Use BSD tar-specific options on Mac

---
 packages/grpc-tools/build_binaries.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/grpc-tools/build_binaries.sh b/packages/grpc-tools/build_binaries.sh
index e25eb1f51..c05d7da86 100755
--- a/packages/grpc-tools/build_binaries.sh
+++ b/packages/grpc-tools/build_binaries.sh
@@ -46,8 +46,14 @@ artifacts() {
   platform=$1
   arch=$2
   dir=$3
-
-  tar --format=gnu -czf $out_dir/$platform-$arch.tar.gz -C $(dirname $dir) $(basename $dir)
+  case $(uname -s) in
+    Linux)
+      tar -czf $out_dir/$platform-$arch.tar.gz -C $(dirname $dir) $(basename $dir)
+      ;;
+    Darwin)
+      tar --format=gnutar -czf $out_dir/$platform-$arch.tar.gz -C $(dirname $dir) $(basename $dir)
+      ;;
+  esac
 }
 
 case $(uname -s) in