Allow relocation of resource files

--- cmake/BuildParameters.cmake.orig	2024-04-07 18:04:50 UTC
+++ cmake/BuildParameters.cmake
@@ -228,6 +228,10 @@ if(USE_CLANG AND TIMETRACE)
 
 if(USE_CLANG AND TIMETRACE)
 	add_compile_options(-ftime-trace)
+endif()
+
+if(DEFINED PCSX2_RESOURCES_PATH)
+	add_compile_definitions(PCSX2_RESOURCES_PATH="${PCSX2_RESOURCES_PATH}")
 endif()
 
 set(PCSX2_WARNINGS ${DEFAULT_WARNINGS})
--- pcsx2/Pcsx2Config.cpp.orig	2024-04-10 11:22:25 UTC
+++ pcsx2/Pcsx2Config.cpp
@@ -1855,6 +1855,10 @@ bool EmuFolders::SetResourcesDirectory()
 
 bool EmuFolders::SetResourcesDirectory()
 {
+#ifdef PCSX2_RESOURCES_PATH
+	// Resources' path specified at compile time
+	EmuFolders::Resources = Path::Canonicalize(PCSX2_RESOURCES_PATH);
+#else
 #ifndef __APPLE__
 	// On Windows/Linux, these are in the binary directory.
 	Resources = Path::Combine(AppRoot, "resources");
@@ -1862,6 +1866,7 @@ bool EmuFolders::SetResourcesDirectory()
 	// On macOS, this is in the bundle resources directory.
 	Resources = Path::Canonicalize(Path::Combine(AppRoot, "../Resources"));
 #endif
+#endif // PCSX2_RESOURCES_PATH
 
 	Console.WriteLnFmt("Resources Directory: {}", Resources);