diff --git a/game/game_window.hpp b/game/game_window.hpp
index 1c9a1a8..b83d582 100644
--- a/game/game_window.hpp
+++ b/game/game_window.hpp
@@ -84,11 +84,12 @@ class GameWindow : public endofthejedi::GLWindow {
         m_renderer.drawCircle(pos.x, pos.y, 0.01, color.x, color.y, color.z, 6);
     }
 
-    void drawTrace(const game::Trace *trace)
-    {
+    void drawTrace(const game::Trace *trace) {
         for (const game::Trace::TracePoint &p : trace->points) {
-            glm::vec3 color = glm::vec3(0.1, 0.3, 1.0) / (1.0f + 500.0f*p.speed);
-            m_renderer.drawCircle(p.position.x, p.position.y, 0.005, color.x, color.y, color.z, 3);
+            glm::vec3 color =
+                glm::vec3(0.1, 0.3, 1.0) / (1.0f + 500.0f * p.speed);
+            m_renderer.drawCircle(p.position.x, p.position.y, 0.005, color.x,
+                                  color.y, color.z, 3);
         }
     }
 
diff --git a/game/glclasses.cpp b/game/glclasses.cpp
index 635dd7b..4776970 100644
--- a/game/glclasses.cpp
+++ b/game/glclasses.cpp
@@ -27,17 +27,34 @@ bool endofthejedi::Shader::check() {
     glGetProgramiv(m_program, GL_LINK_STATUS, &result);
     glGetProgramiv(m_program, GL_INFO_LOG_LENGTH, &len);
     if (len > 1) {
-      char* error = (char*)malloc(len);
+        char *error = (char *)malloc(len);
         glGetProgramInfoLog(m_program, len, NULL, error);
         std::string str(error);
         std::cout << str << "\n";
-
     }
+    std::cout << "checked program"
+              << "\n";
 
     return (bool)result;
 }
 
-bool endofthejedi::Shader::checkShader() { return false; }
+bool endofthejedi::Shader::checkShader(GLuint shader) {
+    GLint len = 0;
+    GLint result = 0;
+
+    glGetProgramiv(m_program, GL_LINK_STATUS, &result);
+    glGetProgramiv(m_program, GL_INFO_LOG_LENGTH, &len);
+    if (len > 1) {
+        char *error = (char *)malloc(len);
+        glGetShaderInfoLog(shader, 0, &len, error);
+        std::string str(error);
+        std::cout << str << "\n";
+    }
+    std::cout << "checked shader"
+              << "\n";
+
+    return (bool)result;
+}
 
 void endofthejedi::Shader::bind() { glUseProgram(m_program); }
 
@@ -48,8 +65,9 @@ void endofthejedi::Shader::load(std::string path, GLenum shadertype) {
     const char *cheddardata = path.c_str();
     glShaderSource(cheddar, 1, &cheddardata, NULL);
     glCompileShader(cheddar);
+    checkShader(cheddar);
     glAttachShader(m_program, cheddar);
     glLinkProgram(m_program);
-    glDeleteShader(cheddar);
     check();
+    glDeleteShader(cheddar);
 }
diff --git a/game/glclasses.hpp b/game/glclasses.hpp
index bf983b0..46cbf77 100644
--- a/game/glclasses.hpp
+++ b/game/glclasses.hpp
@@ -44,7 +44,7 @@ class Shader {
   private:
     GLuint m_program;
   bool check();
-  bool checkShader();
+  bool checkShader(GLuint shader);
   protected:
   public:
     Shader();
diff --git a/game/main.cpp b/game/main.cpp
index 2d703ad..bc79379 100644
--- a/game/main.cpp
+++ b/game/main.cpp
@@ -6,6 +6,8 @@
 #include "game_window.hpp"
 #include "options.hpp"
 
+uint64_t optionsFlags;
+
 using namespace std;
 
 int main(int argc, char *argv[]) {
diff --git a/game/options.hpp b/game/options.hpp
index 5cd04a6..920831a 100644
--- a/game/options.hpp
+++ b/game/options.hpp
@@ -10,7 +10,7 @@
 
 #define SET_FLAG(x,y) optionsFlags&=(~((1)<<x));optionsFlags|=((y&1)<<x)
 #define ISSET_FLAG(x) (optionsFlags&((1)<<x))
-uint64_t optionsFlags;
+extern uint64_t optionsFlags;
 
 /*
  * usage:
diff --git a/game/renderer.cpp b/game/renderer.cpp
index 82060e5..43198b7 100644
--- a/game/renderer.cpp
+++ b/game/renderer.cpp
@@ -10,6 +10,8 @@ static const char *fss =
 endofthejedi::Renderer::Renderer() {
     m_shader.load(vss, GL_VERTEX_SHADER);
     m_shader.load(fss, GL_FRAGMENT_SHADER);
+
+
 }
 
 endofthejedi::Renderer::~Renderer() {}