SCons recipe:

- Forward PATH environment variable on windows.

- Empty CPPPATH for windres.

SConstruct

@@ -79,6 +79,7 @@ opts.AddOptions(
 env = Environment(tools=["tar", "gettext", "install"], options = opts, toolpath = ["scons"])
 if env["PLATFORM"] == "win32":
     env.Tool("mingw")
+    env['ENV']['PATH'] = os.environ["PATH"]
 else:
     env.Tool("default")
 

packaging/windows/SConscript

@@ -7,7 +7,7 @@ binaries = ["wesnoth", "wesnoth_editor"]
 for bin in binaries:
     #icon = env.Command(bin + "-icon.ico", join("../../icons", bin + "-icon.png"), "$IM_CONVERT $SOURCE $TARGET")
     try:
-        res = [env.RES(bin + ".rc")]
+        res = [env.RES(bin + ".rc", CPPPATH=[])]
         #env.Depends(res, icon)
     except AttributeError:
         res = []