[PATCH] winevulkan: Add --xml argument to make_vulkan

[Liam Middlebrook]

This eases development and of Vulkan extensions by allowing developers
to locally override the specification XML file used by winevulkan.

Signed-off-by: Liam Middlebrook 
Signed-off-by: Piers Daniell 
---
 dlls/winevulkan/make_vulkan | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/dlls/winevulkan/make_vulkan b/dlls/winevulkan/make_vulkan
index 4553207d4ae..3c0e4f83bab 100755
--- a/dlls/winevulkan/make_vulkan
+++ b/dlls/winevulkan/make_vulkan
@@ -3143,6 +3143,7 @@ def download_vk_xml(filename):
 def main():
     parser = argparse.ArgumentParser()
     parser.add_argument("-v", "--verbose", action="count", default=0, help="increase output verbosity")
+    parser.add_argument("-x", "--xml", default=None, type=str, help="path to specification XML file")

args = parser.parse_args()
     if args.verbose == 0:
@@ -3154,8 +3155,12 @@ def main():

set_working_directory()

-    vk_xml = "vk-{0}.xml".format(VK_XML_VERSION)
-    download_vk_xml(vk_xml)
+    if args.xml:
+        vk_xml = args.xml
+    else:
+        vk_xml = "vk-{0}.xml".format(VK_XML_VERSION)
+        download_vk_xml(vk_xml)
+
     registry = VkRegistry(vk_xml)
     generator = VkGenerator(registry)