Use CC for general compiling; get rid of more printfs; display opengl version on load

source/engine/engine.c

@@ -50,7 +50,8 @@ void engine_init()
     glfwSetErrorCallback(error_callback);
     /* Initialize GLFW */
     if (!glfwInit()) {
-        printf("Could not init GLFW\n");
+        YughError("Could not init GLFW. Exiting.");
+        exit(1);
     }
 
 

source/engine/render.h

@@ -1,6 +1,7 @@
 #ifndef RENDER_H
 #define RENDER_H
 
+#define GLFW_INCLUDE_NONE
 #include <glad/gl.h>
 #include <GLFW/glfw3.h>
 

source/engine/timer.c

@@ -1,5 +1,4 @@
 #include "timer.h"
-#include <GLFW/glfw3.h>
 #include <stdlib.h>
 
 #include <stb_ds.h>;
@@ -100,4 +99,4 @@ void arrwalk(void *arr, void (*fn)(void *data))
 {
     for (int i = 0; i < arrlen(arr); i++)
         fn(&arr[i]);
-}
+}

source/engine/window.c

@@ -89,7 +89,12 @@ struct window *MakeSDLWindow(const char *name, int width, int height, uint32_t f
      }
 
     glfwMakeContextCurrent(w.window);
-    gladLoadGL(glfwGetProcAddress);
+    int version = gladLoadGL(glfwGetProcAddress);
+    if (!version) {
+        YughError("Failed to initialize OpenGL context.");
+        exit(1);
+    }
+    YughInfo("Loaded OpenGL %d.%d", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
     glfwSwapInterval(1);
 
     // Set callbacks