From d7c6d69a8c54d4ac3b6872f619dfefe2c47377b1 Mon Sep 17 00:00:00 2001 From: Alexandru Croitor Date: Fri, 3 Sep 2021 17:35:59 +0200 Subject: CMake: Fix 'Cannot find source file' error with older CMakes Configuring a static plugin init library with CMake versions earlier than 3.18.0 fails at generation phase with CMake Error at Qt6CoreMacros.cmake:2071 (add_library): Cannot find source file: example/plugins/basictools/pnp_basictools_init.cpp Call Stack (most recent call first): qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:1998 (_qt_internal_add_library) qtbase/lib/cmake/Qt6/QtPublicPluginHelpers.cmake:243 (qt6_add_library) qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:1967 (__qt_internal_add_static_plugin_init_object_library) qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:1989 (qt6_add_plugin) qtbase/plugins/basictools/CMakeLists.txt:1 (qt_add_plugin) Marking the generated file as GENERATED explicitly solves the issue. Similar to e2c6f2ba7ed72195d12e9882c174e59a53317097 Fixes: QTBUG-96197 Pick-to: 6.2 Change-Id: If730a1fcbe6910d6041eb6eba03d6e45a025c424 Reviewed-by: Joerg Bornemann --- cmake/QtPublicPluginHelpers.cmake | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'cmake') diff --git a/cmake/QtPublicPluginHelpers.cmake b/cmake/QtPublicPluginHelpers.cmake index fed9e4264b..cbe8a5c8aa 100644 --- a/cmake/QtPublicPluginHelpers.cmake +++ b/cmake/QtPublicPluginHelpers.cmake @@ -233,6 +233,11 @@ function(__qt_internal_add_static_plugin_init_object_library CONTENT "${import_content}" ) + # CMake versions earlier than 3.18.0 can't find the generated file for some reason, + # failing at generation phase. + # Explicitly marking the file as GENERATED fixes the issue. + set_source_files_properties("${generated_qt_plugin_file_name}" PROPERTIES GENERATED TRUE) + __qt_internal_get_static_plugin_init_target_name("${plugin_target}" plugin_init_target) qt6_add_library("${plugin_init_target}" OBJECT "${generated_qt_plugin_file_name}") -- cgit v1.2.3