render/vulkan: check vulkan-headers dependency
There's no pkg-config file we can check for sadly, so check
vulkan/vulkan.h as a fallback.
Closes:
@@ -10,11 +10,20 @@ dep_vulkan = dependency('vulkan',
required: 'vulkan' in renderers,
not_found_message: '\n'.join(msg).format('vulkan')
)
-
if not dep_vulkan.found()
subdir_done()
endif
+# Vulkan headers are installed separately from the loader (which ships the
+# pkg-config file)
+if not cc.check_header('vulkan/vulkan.h', dependencies: dep_vulkan)
+ if 'vulkan' in renderers
+ error('\n'.join(msg).format('vulkan-headers'))
+ else
+ subdir_done()
+ endif
+endif
+
glslang = find_program('glslangValidator', native: true, required: false)
if not glslang.found()
if 'vulkan' in renderers
