SCons: Colorize warnings/errors during generation

platform/macos/detect.py

@@ -1,6 +1,6 @@
 import os
 import sys
-from methods import detect_darwin_sdk_path, get_compiler_version, is_vanilla_clang
+from methods import print_error, detect_darwin_sdk_path, get_compiler_version, is_vanilla_clang
 from platform_methods import detect_arch, detect_mvk
 
 from typing import TYPE_CHECKING
@@ -64,11 +64,11 @@ def configure(env: "SConsEnvironment"):
     # Validate arch.
     supported_arches = ["x86_64", "arm64"]
     if env["arch"] not in supported_arches:
-        print(
+        print_error(
             'Unsupported CPU architecture "%s" for macOS. Supported architectures are: %s.'
             % (env["arch"], ", ".join(supported_arches))
         )
-        sys.exit()
+        sys.exit(255)
 
     ## Build type
 
@@ -254,7 +254,7 @@ def configure(env: "SConsEnvironment"):
             if mvk_path != "":
                 env.Append(LINKFLAGS=["-L" + mvk_path])
             else:
-                print(
+                print_error(
                     "MoltenVK SDK installation directory not found, use 'vulkan_sdk_path' SCons parameter to specify SDK path."
                 )
                 sys.exit(255)