From 3af915719d6c98e544f6fb2be99b627eecc9b672 Mon Sep 17 00:00:00 2001
From: Joseph Lenox <lenox.joseph@gmail.com>
Date: Sun, 13 May 2018 13:37:04 -0500
Subject: [PATCH] don't build WX if it can't be found

---
 src/CMakeLists.txt | 1 +
 src/slic3r.cpp     | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 07da56259..d423ed8b5 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -219,6 +219,7 @@ IF(wxWidgets_FOUND)
     target_compile_features(slic3r_gui PUBLIC cxx_std_11)
     #only build GUI lib if building with wx
     target_link_libraries (slic3r slic3r_gui ${wxWidgets_LIBRARIES})
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_WX")
 ELSE(wxWidgets_FOUND)
     # For convenience. When we cannot continue, inform the user
     MESSAGE("wx not found!")
diff --git a/src/slic3r.cpp b/src/slic3r.cpp
index 2e8aaf387..6d3470c83 100644
--- a/src/slic3r.cpp
+++ b/src/slic3r.cpp
@@ -13,7 +13,11 @@
 #include <boost/filesystem.hpp>
 #include <boost/nowide/args.hpp>
 #include <boost/nowide/iostream.hpp>
-#include "GUI/GUI.hpp"
+
+
+#ifdef USE_WX
+    #include "GUI/GUI.hpp"
+#endif
 
 
 using namespace Slic3r;
@@ -41,6 +45,7 @@ main(int argc, char **argv)
     
     DynamicPrintConfig print_config;
 
+#ifdef USE_WX
     std::shared_ptr<GUI::Settings> gui_config = std::make_shared<GUI::Settings>();
 
     GUI::App *gui = new GUI::App(gui_config);
@@ -49,7 +54,7 @@ main(int argc, char **argv)
 
     GUI::App::SetInstance(gui);
     wxEntry(argc, argv);
-    
+#endif    
     // load config files supplied via --load
     for (const std::string &file : cli_config.load.values) {
         if (!boost::filesystem::exists(file)) {