From 40957a38d33643f1c7abb7881baf41aeda02600c Mon Sep 17 00:00:00 2001
From: Peter Dave Hello <hsu@peterdavehello.org>
Date: Mon, 12 Feb 2018 13:19:05 +0800
Subject: [PATCH] Parallelize version update process to speed up

---
 update.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/update.sh b/update.sh
index b9168c4e..d5f62056 100755
--- a/update.sh
+++ b/update.sh
@@ -53,6 +53,7 @@ function update_node_version {
 }
 
 for version in "${versions[@]}"; do
+{
 	# Skip "docs" and other non-docker directories
 	[ -f "$version/Dockerfile" ] || continue
 
@@ -73,6 +74,8 @@ for version in "${versions[@]}"; do
 		[ -f "$version/$variant/Dockerfile" ] || continue
 		update_node_version "$baseuri" "$versionnum" "$parentpath/Dockerfile-$variant.template" "$version/$variant/Dockerfile" "$variant"
 	done
+} &
 done
 
+wait
 info "Done!"