From 6baa0f4ccc29a9548eb5610ef37d58c3fc19dc81 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tor=20Arne=20Vestb=C3=B8?= <tor.arne.vestbo@qt.io>
Date: Sun, 18 Oct 2020 15:51:25 +0200
Subject: [PATCH] cmake: Don't add include paths to module pri if there are no
 headers

Change-Id: I8fa01f45410805399a511a87c6f04192ce42d374
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
---
 cmake/QtPriHelpers.cmake | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cmake/QtPriHelpers.cmake b/cmake/QtPriHelpers.cmake
index b79f17243e9..db26da812b8 100644
--- a/cmake/QtPriHelpers.cmake
+++ b/cmake/QtPriHelpers.cmake
@@ -193,6 +193,12 @@ function(qt_generate_module_pri_file target)
         set(module_name_in_pri "${module_versioned}")
     endif()
 
+    get_target_property(hasModuleHeaders ${target} INTERFACE_MODULE_HAS_HEADERS)
+    if (NOT hasModuleHeaders)
+        unset(public_module_includes)
+        unset(private_module_includes)
+    endif()
+
     qt_path_join(target_path ${QT_BUILD_DIR} ${INSTALL_MKSPECSDIR}/modules)
     if (arg_INTERNAL_MODULE)
         string(PREPEND private_module_includes "${public_module_includes} ")