pyside6: support clang from oe-core

Clang recipes have been moved from meta-clang layer to oe-core in
whinlatter. Add support for using pyside6 without meta-clang layer,
but with the clang recipes from oe-core.

Pick-to: 6.8
Change-Id: I62b74f34bbcbe37060117681034614168b43690d
Reviewed-by: Mikko Gronoff <mikko.gronoff@qt.io>

conf/layer.conf

@@ -55,5 +55,8 @@ QT_COMMERCIAL_GIT_PROTOCOL ?= "ssh"
 
 QT_COMMERCIAL_MODULES ?= "0"
 
+CAN_USE_PYSIDE6 = "${@True if 'clang-layer' in d.getVar('BBFILE_COLLECTIONS').split() or \
+    os.path.exists(os.path.join(d.getVar('COREBASE'),'meta/recipes-devtools/clang')) else False}"
+
 # License mapping back to old license files
 SPDXLICENSEMAP[GFDL-1.3-no-invariants-only] = "GFDL-1.3"

recipes-python/pyside6/python3-pyside6.inc

@@ -10,8 +10,8 @@ LIC_FILES_CHKSUM = " \
 "
 
 python() {
-    if 'clang-layer' not in d.getVar('BBFILE_COLLECTIONS').split():
-        raise bb.parse.SkipRecipe('Requires meta-clang to be present.')
+    if not bb.utils.to_boolean(d.getVar('CAN_USE_PYSIDE6')):
+        raise bb.parse.SkipRecipe('clang is not available.')
 }
 
 inherit setuptools3

recipes-qt/packagegroups/packagegroup-qt6-addons.bb

@@ -8,7 +8,7 @@ inherit packagegroup
 PACKAGEGROUP_DISABLE_COMPLEMENTARY = "1"
 
 RDEPENDS:${PN} += " \
-    ${@bb.utils.contains('BBFILE_COLLECTIONS', 'clang-layer', 'python3-pyside6', '', d)} \
+    ${@'python3-pyside6' if bb.utils.to_boolean(d.getVar('CAN_USE_PYSIDE6')) else ''} \
     ${@bb.utils.contains('DISTRO_FEATURES', 'opengl', 'qt3d', '', d)} \
     qt5compat \
     qtapplicationmanager \