use build tag for x11

README.md

@@ -3,7 +3,7 @@
 Control mouse and keyboard from the webbrowser of a smartphone (or any other device with a touchscreen).
 To take control open the displayed URL or scan the QR code.
 
-Supports Linux/X11 and Windows.
+Supports Windows and X11.
 
 ## Installation
 

desktop/remote-touchpad.appdata.xml

@@ -11,7 +11,7 @@
       To take control open the displayed URL or scan the QR code.
     </p>
     <p>
-      Supports Linux/X11 and Windows.
+      Supports Windows and X11.
     </p>
   </description>
   <url type="bugtracker">https://github.com/Unrud/remote-touchpad/issues</url>

flatpak/com.github.unrud.RemoteTouchpad.json

@@ -45,7 +45,7 @@
             ],
             "buildsystem" : "simple",
             "build-commands" : [
-                ". /usr/lib/sdk/golang/enable.sh; env GOPATH=\"$(pwd)\" go build github.com/unrud/remote-touchpad",
+                ". /usr/lib/sdk/golang/enable.sh; env GOPATH=\"$(pwd)\" go build -tags x11 github.com/unrud/remote-touchpad",
                 "install -Dm0755 -t /app/bin remote-touchpad",
                 "install -Dm0755 -t /app/bin src/github.com/unrud/remote-touchpad/desktop/remote-touchpad-wait-on-error",
                 "install -Dm0644 -t /app/share/appdata src/github.com/unrud/remote-touchpad/desktop/remote-touchpad.appdata.xml",

plugin_x11.go

@@ -1,4 +1,4 @@
-// +build linux
+// +build x11
 
 /*
  *    Copyright (c) 2018 Unrud<unrud@outlook.com>

plugin_x11_dummy.go

@@ -1,4 +1,4 @@
-// +build !linux
+// +build !x11
 
 /*
  *    Copyright (c) 2018 Unrud<unrud@outlook.com>