egl: Check for error condition before creating a context

1 files changed, 6 insertions, 1 deletions

diff --git a/src/egl.cpp b/src/egl.cpp
index 5f04110..66b4501 100644
--- a/src/egl.cpp
+++ b/src/egl.cpp
@@ -42,7 +42,7 @@ createEGLContextAndWindow(egl_state_t *state, int width, int height)
     }
 
     state->window = XCreateSimpleWindow (state->dpy, DefaultRootWindow (state->dpy),
-                                         0, 0,
+                                         200, 200,
                                          width, height,
                                          0,
                                          BlackPixel (state->dpy, DefaultRootWindow (state->dpy)),
@@ -70,6 +70,11 @@ createEGLContextAndWindow(egl_state_t *state, int width, int height)
         return false;
     }
 
+    if (!config or num < 1) {
+        warnx ("No valid EGL configuration could be found\n");
+        return false;
+    }
+
     state->egl_context = eglCreateContext (state->egl_display, config, NULL, ctx_attr);
     if (state->egl_context == EGL_NO_CONTEXT) {
         warnx ("Cannot create EGL context\n");