From 64f037e079db56f6bb6d20fdbf279c9354547042 Mon Sep 17 00:00:00 2001
From: Eric Engestrom <eric@igalia.com>
Date: Sun, 25 Feb 2024 10:45:07 +0000
Subject: [PATCH] vk/util: print a nice error in vk_icd_gen.py when
 VK_HEADER_VERSION is not defined

Shouldn't be reachable in normal case, but when messing with vk.xml it's
nicer than the current:

    TypeError: can only concatenate str (not NoneType) to str

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27779>
---
 src/vulkan/util/vk_icd_gen.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/vulkan/util/vk_icd_gen.py b/src/vulkan/util/vk_icd_gen.py
index 7401388646b..5cdf6728205 100644
--- a/src/vulkan/util/vk_icd_gen.py
+++ b/src/vulkan/util/vk_icd_gen.py
@@ -37,6 +37,7 @@ def get_xml_patch_version(xml_file):
             continue
 
         return name.tail.strip()
+    assert False, f"Failed to find VK_HEADER_VERSION in {xml_file}"
 
 
 if __name__ == '__main__':