From 39e98da9b38529a3af4ae706d9a9fc8ff8060fed Mon Sep 17 00:00:00 2001
From: Rasmus <rasmus@notion.se>
Date: Tue, 28 Mar 2023 19:42:28 -0700
Subject: [PATCH] Print helpful error message when KMS is not available

init_kms fails without explanation if vkcube is build without the presence of vulkan_intel.h, leading to confusing error message "failed to initialize kms". Temporary remedy for #46
---
 main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/main.c b/main.c
index 068b0b3..ec0e850 100644
--- a/main.c
+++ b/main.c
@@ -674,6 +674,7 @@ mainloop_vt(struct vkcube *vc)
 static int
 init_kms(struct vkcube *vc)
 {
+   fprintf(stderr, "vkcube not built with KMS support (no vulkan_intel.h)\n");
    return -1;
 }