From f0fdbb1d83f04efac49bd0fe5e359be4291f5832 Mon Sep 17 00:00:00 2001
From: Valtteri Koskivuori <vkoskiv@gmail.com>
Date: Sun, 20 Sep 2020 22:34:14 +0300
Subject: [PATCH] Meta: Fix build-root-filesystem.sh on macOS

---
 Meta/build-root-filesystem.sh | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/Meta/build-root-filesystem.sh b/Meta/build-root-filesystem.sh
index ac637ccf92..a66a13e1b4 100755
--- a/Meta/build-root-filesystem.sh
+++ b/Meta/build-root-filesystem.sh
@@ -10,6 +10,14 @@ utmp_gid=5
 window_uid=13
 window_gid=13
 
+CP="cp"
+
+# cp on macOS does not support the -d option.
+# gcp comes with coreutils, which is already a dependency.
+if [ "$(uname -s)" = "Darwin" ]; then
+	CP=gcp
+fi
+
 die() {
     echo "die: $*"
     exit 1
@@ -25,8 +33,8 @@ fi
 umask 0022
 
 printf "installing base system... "
-cp -PdR "$SERENITY_ROOT"/Base/* mnt/
-cp -PdR Root/* mnt/
+$CP -PdR "$SERENITY_ROOT"/Base/* mnt/
+$CP -PdR Root/* mnt/
 # If umask was 027 or similar when the repo was cloned,
 # file permissions in Base/ are too restrictive. Restore
 # the permissions needed in the image.