qt5base-lts/mkspecs/features/win32/windows_vulkan_sdk.prf
Laszlo Agocs b56ed4da74 re_escape QMAKE_INCDIR_VULKAN
Avoid getting errors like the following:

Encountered invalid regular expression 'C:\VulkanSDK\1.2.131.2/include'"

Change-Id: I734995878d24bc124f486fb5145ea64d0d5a9c64
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
2020-05-11 14:59:17 +02:00

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isEmpty(QMAKE_INCDIR_VULKAN) {
# Pick up the VULKAN_SDK env var set by the LunarG SDK so that the Vulkan
# headers are found out-of-the-box on typical Windows setups.
QMAKE_INCDIR_VULKAN = $$(VULKAN_SDK)/include
# Do not add default include paths as that can knock std headers
# out of their stride due to their usage of #include_next.
contains(QMAKE_DEFAULT_INCDIRS, $$re_escape($$QMAKE_INCDIR_VULKAN)): \
QMAKE_INCDIR_VULKAN =
# Do not export the include dir but resolve it on every qmake call.
QMAKE_EXPORT_INCDIR_VULKAN = -
}