godot-cpp.patch

diff --git a/SConstruct b/SConstruct
index 8acea26..a37ac4a 100644
--- a/SConstruct
+++ b/SConstruct
@@ -14,6 +14,13 @@ except Exception:
 
 env.PrependENVPath("PATH", os.getenv("PATH"))
 
+# For windows compilation with nix
+platform_arg = ARGUMENTS.get("platform", None)
+if platform_arg == "windows":
+    env.Append(CPPPATH=[os.getenv("MCFGTHREADS_INCLUDE_DIR")])
+    env.Append(LIBPATH=[os.getenv("MCFGTHREADS_LIB_DIR"), os.getenv("MCFGTHREADS_DLL_DIR")])
+    env.Append(LIBS=['mcfgthread'])
+
 # Custom options and profile flags.
 customs = ["custom.py"]
 try:
@@ -27,7 +34,7 @@ if profile:
     elif os.path.isfile(profile + ".py"):
         customs.append(profile + ".py")
 opts = Variables(customs, ARGUMENTS)
-cpp_tool = Tool("godotcpp", toolpath=["tools"])
+cpp_tool = Tool("godotcpp", toolpath=[os.path.join(os.getenv("GODOT_CPP_SRC"), "tools")])
 cpp_tool.options(opts, env)
 opts.Update(env)
 
diff --git a/tools/godotcpp.py b/tools/godotcpp.py
index 3646264..905e24d 100644
--- a/tools/godotcpp.py
+++ b/tools/godotcpp.py
@@ -16,7 +16,7 @@ from doc_source_generator import scons_generate_doc_source
 
 
 def add_sources(sources, dir, extension):
-    for f in os.listdir(dir):
+    for f in os.listdir(os.path.join(os.getenv("GODOT_CPP_SRC"), dir)):
         if f.endswith("." + extension):
             sources.append(dir + "/" + f)
 
@@ -374,7 +374,7 @@ def options(opts, env):
 
     # Add platform options (custom tools can override platforms)
     for pl in sorted(set(platforms + custom_platforms)):
-        tool = Tool(pl, toolpath=get_platform_tools_paths(env))
+        tool = Tool(pl, toolpath=[os.path.join(os.getenv("GODOT_CPP_SRC"), "tools")])
         if hasattr(tool, "options"):
             tool.options(opts)
 
@@ -440,7 +440,7 @@ def generate(env):
     env["optimize"] = ARGUMENTS.get("optimize", opt_level)
     env["debug_symbols"] = get_cmdline_bool("debug_symbols", env.dev_build)
 
-    tool = Tool(env["platform"], toolpath=get_platform_tools_paths(env))
+    tool = Tool(env["platform"], toolpath=[os.path.join(os.getenv("GODOT_CPP_SRC"), "tools")])
 
     if tool is None or not tool.exists(env):
         raise ValueError("Required toolchain not found for platform " + env["platform"])
@@ -518,7 +518,7 @@ def generate(env):
 
 
 def _godot_cpp(env):
-    extension_dir = normalize_path(env.get("gdextension_dir", env.Dir("gdextension").abspath), env)
+    extension_dir = os.path.join(os.getenv("GODOT_CPP_SRC"), "gdextension")
     api_file = normalize_path(env.get("custom_api_file", env.File(extension_dir + "/extension_api.json").abspath), env)
     bindings = env.GodotCPPBindings(
         env.Dir("."),