vcpkg/ports/ogre/fix-pkgconfig.patch

diff --git a/CMake/ConfigureBuild.cmake b/CMake/ConfigureBuild.cmake
index 73606c9..4377353 100644
--- a/CMake/ConfigureBuild.cmake
+++ b/CMake/ConfigureBuild.cmake
@@ -175,11 +175,19 @@ if (UNIX)
     set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} -lpthread")
   endif ()
   if (OGRE_STATIC)
-    if (OGRE_CONFIG_THREADS)
-      set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} -lboost-thread-mt")
+    if (OGRE_CONFIG_THREADS AND OGRE_CONFIG_THREAD_PROVIDER STREQUAL "boost")
+      if (CMAKE_BUILD_TYPE STREQUAL "Debug")
+      set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} ${Boost_THREAD_LIBRARY_DEBUG}")
+      else()
+      set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} ${Boost_THREAD_LIBRARY_RELEASE}")
+      endif()
     endif ()
     # there is no pkgconfig file for freeimage, so we need to add that lib manually
-    set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} -lfreeimage")
+    if (CMAKE_BUILD_TYPE STREQUAL "Debug")
+    set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} ${FreeImage_LIBRARY_DBG}")
+    else()
+    set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} ${FreeImage_LIBRARY_REL}")
+    endif()
     configure_file(${OGRE_TEMPLATES_DIR}/OGREStatic.pc.in ${PROJECT_BINARY_DIR}/pkgconfig/OGRE.pc @ONLY)
   else ()
     configure_file(${OGRE_TEMPLATES_DIR}/OGRE.pc.in ${PROJECT_BINARY_DIR}/pkgconfig/OGRE.pc @ONLY)