From c15501bf8a5ab1a50b5ed860055ae1d80d2a3d14 Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Fri, 22 Dec 2023 13:37:21 +0100
Subject: [PATCH] Re-add a fixed version of FindEXPAT.cmake to fix wxWidgets
 build

Without this, wxWidgets will use the CMake default FindEXPAT which will not find our static expat correctly. This wrapper will do a config search first and always define EXPAT::EXPAT to point to the found library.
---
 cmake/modules/FindEXPAT.cmake | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 cmake/modules/FindEXPAT.cmake

diff --git a/cmake/modules/FindEXPAT.cmake b/cmake/modules/FindEXPAT.cmake
new file mode 100644
index 0000000000..b7a98a5a17
--- /dev/null
+++ b/cmake/modules/FindEXPAT.cmake
@@ -0,0 +1,35 @@
+set(_q "")
+if(EXPAT_FIND_QUIETLY)
+    set(_q QUIET)
+endif()
+find_package(EXPAT ${EXPAT_FIND_VERSION} CONFIG ${_q})
+
+if(NOT EXPAT_FIND_QUIETLY)
+    if (NOT EXPAT_FOUND)
+        message(STATUS "Falling back to MODULE search for EXPAT...")
+    else()
+        message(STATUS "EXPAT found in ${EXPAT_DIR}")
+    endif()
+endif()
+
+if (NOT EXPAT_FOUND)
+    set(_modpath ${CMAKE_MODULE_PATH})
+    set(CMAKE_MODULE_PATH "")
+    include(FindEXPAT)
+    set(CMAKE_MODULE_PATH ${_modpath})
+
+    if (NOT TARGET EXPAT::EXPAT)
+        add_library(EXPAT::EXPAT INTERFACE)
+        target_link_libraries(EXPAT::EXPAT INTERFACE ${EXPAT_LIBRARIES})
+        target_include_directories(EXPAT::EXPAT INTERFACE ${EXPAT_INCLUDE_DIRS})
+    endif ()
+endif()
+
+if (EXPAT_FOUND AND NOT TARGET EXPAT::EXPAT AND TARGET expat::expat)
+    add_library(libexpat_ps_namefix INTERFACE)
+    add_library(EXPAT::EXPAT ALIAS libexpat_ps_namefix)
+    target_link_libraries(libexpat_ps_namefix INTERFACE expat::expat)
+    if (NOT EXPAT_LIBRARIES)
+        set(EXPAT_LIBRARIES expat::expat CACHE STRING "")
+    endif ()
+endif ()