From 4a8d4dec2a2458a3eb4f7c3a785f447fef24422d Mon Sep 17 00:00:00 2001
From: Buck Evan <buck.2019@gmail.com>
Date: Sun, 10 Jun 2018 15:53:52 -0700
Subject: [PATCH] get-stack: check deps before sudo

Don't need to invoke sudo if all deps are already installed.
Avoiding the sudo prompt where possible is going to be an improvement.
---
 etc/scripts/get-stack.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/etc/scripts/get-stack.sh b/etc/scripts/get-stack.sh
index 8433e0064e..77a6c26182 100755
--- a/etc/scripts/get-stack.sh
+++ b/etc/scripts/get-stack.sh
@@ -561,7 +561,9 @@ try_install_pkgs() {
 
 # Install packages using apt-get
 apt_get_install_pkgs() {
-  if ! sudocmd apt-get install -y ${QUIET:+-qq} "$@"; then
+  if dpkg-query -W "$@" > /dev/null; then
+    info "Already installed!"
+  elif ! sudocmd apt-get install -y ${QUIET:+-qq} "$@"; then
     die "Installing apt packages failed.  Please run 'apt-get update' and try again."
   fi
 }