Merge pull request #11492 from SMillerDev/fix/service/add_linux_target

service: add install block to unit

Library/Homebrew/service.rb

@@ -211,6 +211,9 @@ module Homebrew
         [Unit]
         Description=Homebrew generated unit for #{@formula.name}
 
+        [Install]
+        WantedBy=multi-user.target
+
         [Service]
         Type=simple
         ExecStart=#{command.join(" ")}

Library/Homebrew/test/service_spec.rb

@@ -175,6 +175,9 @@ describe Homebrew::Service do
         [Unit]
         Description=Homebrew generated unit for formula_name
 
+        [Install]
+        WantedBy=multi-user.target
+
         [Service]
         Type=simple
         ExecStart=#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd test
@@ -202,6 +205,9 @@ describe Homebrew::Service do
         [Unit]
         Description=Homebrew generated unit for formula_name
 
+        [Install]
+        WantedBy=multi-user.target
+
         [Service]
         Type=simple
         ExecStart=#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd