From 5b2195625792826d73cb378f5f1da9178bcbf3fe Mon Sep 17 00:00:00 2001
From: Martchus <martchus@gmx.net>
Date: Sun, 1 May 2022 23:28:26 +0200
Subject: [PATCH 12/12] Allow using properties of PkgConfig targets for Wayland
 to handle deps of static libs

Change-Id: I2a4acf0acaf5a363d551384bb4c33c48a3792f27
---
 .../find-modules/FindWayland.cmake            | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/cmake/3rdparty/extra-cmake-modules/find-modules/FindWayland.cmake b/cmake/3rdparty/extra-cmake-modules/find-modules/FindWayland.cmake
index 233cc88d02..875c71377c 100644
--- a/cmake/3rdparty/extra-cmake-modules/find-modules/FindWayland.cmake
+++ b/cmake/3rdparty/extra-cmake-modules/find-modules/FindWayland.cmake
@@ -75,6 +75,13 @@
 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #=============================================================================
 
+option(WAYLAND_USE_PKG_CONFIG "Use properties from PkgConfig targets" OFF)
+if(WAYLAND_USE_PKG_CONFIG)
+  find_package(PkgConfig QUIET)
+  pkg_check_modules(PC_WAYLAND_Client QUIET wayland-client IMPORTED_TARGET)
+  pkg_check_modules(PC_WAYLAND_Server QUIET wayland-server IMPORTED_TARGET)
+endif()
+
 include(${CMAKE_CURRENT_LIST_DIR}/ECMFindModuleHelpersStub.cmake)
 
 ecm_find_package_version_check(Wayland)
@@ -136,6 +143,20 @@ find_package_handle_standard_args(Wayland
     HANDLE_COMPONENTS
 )
 
+# pull dependencies via package config
+if(WAYLAND_USE_PKG_CONFIG)
+  foreach(TARGET_NAME Client Server)
+    if(TARGET "Wayland::${TARGET_NAME}")
+      foreach(PROP_NAME INTERFACE_LINK_OPTIONS INTERFACE_LINK_LIBRARIES
+                        INTERFACE_COMPILE_OPTIONS INTERFACE_COMPILE_DEFINITIONS
+                        INTERFACE_INCLUDE_DIRECTORIES)
+        get_target_property(PROP_VAL "PkgConfig::PC_WAYLAND_${TARGET_NAME}" "${PROP_NAME}")
+        set_target_properties("Wayland::${TARGET_NAME}" PROPERTIES "${PROP_NAME}" "${PROP_VAL}")
+      endforeach()
+    endif()
+  endforeach()
+endif()
+
 include(FeatureSummary)
 set_package_properties(Wayland PROPERTIES
     URL "http://wayland.freedesktop.org"
-- 
2.36.0

