godot/modules/SCsub
2024-06-01 16:37:54 -05:00

108 lines
3.1 KiB
Python

#!/usr/bin/env python
import os
import methods
Import("env")
env_modules = env.Clone()
# Allow modules to detect if they are being built as a module.
env_modules.Append(CPPDEFINES=["GODOT_MODULE"])
Export("env_modules")
# Header with MODULE_*_ENABLED defines.
def modules_enabled_builder(target, source, env):
with methods.generated_wrapper(target) as file:
for module in source[0].read():
file.write(f"#define MODULE_{module.upper()}_ENABLED\n")
modules_enabled = env.CommandNoCache(
"modules_enabled.gen.h", env.Value(env.module_list), env.Run(modules_enabled_builder)
)
def register_module_types_builder(target, source, env):
modules = source[0].read()
mod_inc = "\n".join([f'#include "{p}/register_types.h"' for p in modules.values()])
mod_init = "\n".join(
[f"#ifdef MODULE_{n.upper()}_ENABLED\n\tinitialize_{n}_module(p_level);\n#endif" for n in modules.keys()]
)
mod_uninit = "\n".join(
[f"#ifdef MODULE_{n.upper()}_ENABLED\n\tuninitialize_{n}_module(p_level);\n#endif" for n in modules.keys()]
)
with methods.generated_wrapper(target) as file:
file.write(
f"""\
#include "register_module_types.h"
#include "modules/modules_enabled.gen.h"
{mod_inc}
void initialize_modules(ModuleInitializationLevel p_level) {{
{mod_init}
}}
void uninitialize_modules(ModuleInitializationLevel p_level) {{
{mod_uninit}
}}
"""
)
register_module_types = env.CommandNoCache(
"register_module_types.gen.cpp",
[env.Value(env.modules_detected), modules_enabled],
env.Run(register_module_types_builder),
)
vs_sources = []
test_headers = []
# libmodule_<name>.a for each active module.
for name, path in env.module_list.items():
env.modules_sources = []
# Name for built-in modules, (absolute) path for custom ones.
base_path = path if os.path.isabs(path) else name
SConscript(base_path + "/SCsub")
lib = env_modules.add_library("module_%s" % name, env.modules_sources)
env.Prepend(LIBS=[lib])
if env["vsproj"]:
vs_sources += env.modules_sources
if env["tests"]:
# Lookup potential headers in `tests` subfolder.
import glob
module_tests = sorted(glob.glob(os.path.join(base_path, "tests", "*.h")))
if module_tests != []:
test_headers += module_tests
# Generate header to be included in `tests/test_main.cpp` to run module-specific tests.
if env["tests"]:
def modules_tests_builder(target, source, env):
with methods.generated_wrapper(target) as file:
for header in source:
file.write('#include "{}"\n'.format(os.path.normpath(header.path).replace("\\", "/")))
env.CommandNoCache("modules_tests.gen.h", test_headers, env.Run(modules_tests_builder))
# libmodules.a with only register_module_types.
# Must be last so that all libmodule_<name>.a libraries are on the right side
# in the linker command.
env.modules_sources = []
env_modules.add_source_files(env.modules_sources, register_module_types)
lib = env_modules.add_library("modules", env.modules_sources)
env.Prepend(LIBS=[lib])
if env["vsproj"]:
env.modules_sources += vs_sources