Merge pull request #110863 from kisg/libgodot_migeran_core

LibGodot: Core - Build Godot Engine as a Library

SConstruct

@@ -264,6 +264,14 @@ opts.Add(
         True,
     )
 )
+opts.Add(
+    EnumVariable(
+        "library_type",
+        "Build library type",
+        "executable",
+        ("executable", "static_library", "shared_library"),
+    )
+)
 
 # Thirdparty libraries
 opts.Add(BoolVariable("builtin_brotli", "Use the built-in Brotli library", True))
@@ -546,6 +554,13 @@ if not env["deprecated"]:
 if env["precision"] == "double":
     env.Append(CPPDEFINES=["REAL_T_IS_DOUBLE"])
 
+# Library Support
+if env["library_type"] != "executable":
+    if "library" not in env.get("supported", []):
+        print_error(f"Library builds unsupported for {env['platform']}")
+        Exit(255)
+    env.Append(CPPDEFINES=["LIBGODOT_ENABLED"])
+
 # Default num_jobs to local cpu count if not user specified.
 # SCons has a peculiarity where user-specified options won't be overridden
 # by SetOption, so we can rely on this to know if we should use our default.