godot/platform_methods.py
2024-03-10 12:57:57 -05:00

246 lines
8.1 KiB
Python

import os
import sys
import json
import platform
import uuid
import functools
import subprocess
# NOTE: The multiprocessing module is not compatible with SCons due to conflict on cPickle
JSON_SERIALIZABLE_TYPES = (bool, int, float, str)
def run_in_subprocess(builder_function):
@functools.wraps(builder_function)
def wrapper(target, source, env):
# Convert SCons Node instances to absolute paths
target = [node.srcnode().abspath for node in target]
source = [node.srcnode().abspath for node in source]
# Short circuit on non-Windows platforms, no need to run in subprocess
if sys.platform not in ("win32", "cygwin"):
return builder_function(target, source, env)
# Identify module
module_name = builder_function.__module__
function_name = builder_function.__name__
module_path = sys.modules[module_name].__file__
if module_path.endswith(".pyc") or module_path.endswith(".pyo"):
module_path = module_path[:-1]
# Subprocess environment
subprocess_env = os.environ.copy()
subprocess_env["PYTHONPATH"] = os.pathsep.join([os.getcwd()] + sys.path)
# Keep only JSON serializable environment items
filtered_env = dict((key, value) for key, value in env.items() if isinstance(value, JSON_SERIALIZABLE_TYPES))
# Save parameters
args = (target, source, filtered_env)
data = dict(fn=function_name, args=args)
json_path = os.path.join(os.environ["TMP"], uuid.uuid4().hex + ".json")
with open(json_path, "wt", encoding="utf-8", newline="\n") as json_file:
json.dump(data, json_file, indent=2)
json_file_size = os.stat(json_path).st_size
if env["verbose"]:
print(
"Executing builder function in subprocess: "
"module_path=%r, parameter_file=%r, parameter_file_size=%r, target=%r, source=%r"
% (module_path, json_path, json_file_size, target, source)
)
try:
exit_code = subprocess.call([sys.executable, module_path, json_path], env=subprocess_env)
finally:
try:
os.remove(json_path)
except OSError as e:
# Do not fail the entire build if it cannot delete a temporary file
print(
"WARNING: Could not delete temporary file: path=%r; [%s] %s" % (json_path, e.__class__.__name__, e)
)
# Must succeed
if exit_code:
raise RuntimeError(
"Failed to run builder function in subprocess: module_path=%r; data=%r" % (module_path, data)
)
return wrapper
def subprocess_main(namespace):
with open(sys.argv[1]) as json_file:
data = json.load(json_file)
fn = namespace[data["fn"]]
fn(*data["args"])
# CPU architecture options.
architectures = ["x86_32", "x86_64", "arm32", "arm64", "rv64", "ppc32", "ppc64", "wasm32"]
architecture_aliases = {
"x86": "x86_32",
"x64": "x86_64",
"amd64": "x86_64",
"armv7": "arm32",
"armv8": "arm64",
"arm64v8": "arm64",
"aarch64": "arm64",
"rv": "rv64",
"riscv": "rv64",
"riscv64": "rv64",
"ppcle": "ppc32",
"ppc": "ppc32",
"ppc64le": "ppc64",
}
def detect_arch():
host_machine = platform.machine().lower()
if host_machine in architectures:
return host_machine
elif host_machine in architecture_aliases.keys():
return architecture_aliases[host_machine]
elif "86" in host_machine:
# Catches x86, i386, i486, i586, i686, etc.
return "x86_32"
else:
print("Unsupported CPU architecture: " + host_machine)
print("Falling back to x86_64.")
return "x86_64"
def generate_export_icons(platform_path, platform_name):
"""
Generate headers for logo and run icon for the export plugin.
"""
export_path = platform_path + "/export"
svg_names = []
if os.path.isfile(export_path + "/logo.svg"):
svg_names.append("logo")
if os.path.isfile(export_path + "/run_icon.svg"):
svg_names.append("run_icon")
for name in svg_names:
with open(export_path + "/" + name + ".svg", "rb") as svgf:
b = svgf.read(1)
svg_str = " /* AUTOGENERATED FILE, DO NOT EDIT */ \n"
svg_str += " static const char *_" + platform_name + "_" + name + '_svg = "'
while len(b) == 1:
svg_str += "\\" + hex(ord(b))[1:]
b = svgf.read(1)
svg_str += '";\n'
# NOTE: It is safe to generate this file here, since this is still executed serially.
wf = export_path + "/" + name + "_svg.gen.h"
with open(wf, "w", encoding="utf-8", newline="\n") as svgw:
svgw.write(svg_str)
def get_build_version(short):
import version
name = "custom_build"
if os.getenv("BUILD_NAME") != None:
name = os.getenv("BUILD_NAME")
v = "%d.%d" % (version.major, version.minor)
if version.patch > 0:
v += ".%d" % version.patch
status = version.status
if not short:
if os.getenv("GODOT_VERSION_STATUS") != None:
status = str(os.getenv("GODOT_VERSION_STATUS"))
v += ".%s.%s" % (status, name)
return v
def lipo(prefix, suffix):
from pathlib import Path
target_bin = ""
lipo_command = ["lipo", "-create"]
arch_found = 0
for arch in architectures:
bin_name = prefix + "." + arch + suffix
if Path(bin_name).is_file():
target_bin = bin_name
lipo_command += [bin_name]
arch_found += 1
if arch_found > 1:
target_bin = prefix + ".fat" + suffix
lipo_command += ["-output", target_bin]
subprocess.run(lipo_command)
return target_bin
def get_mvk_sdk_path(osname):
def int_or_zero(i):
try:
return int(i)
except:
return 0
def ver_parse(a):
return [int_or_zero(i) for i in a.split(".")]
dirname = os.path.expanduser("~/VulkanSDK")
if not os.path.exists(dirname):
return ""
ver_min = ver_parse("1.3.231.0")
ver_num = ver_parse("0.0.0.0")
files = os.listdir(dirname)
lib_name_out = dirname
for file in files:
if os.path.isdir(os.path.join(dirname, file)):
ver_comp = ver_parse(file)
if ver_comp > ver_num and ver_comp >= ver_min:
# Try new SDK location.
lib_name = os.path.join(os.path.join(dirname, file), "macOS/lib/MoltenVK.xcframework/" + osname + "/")
if os.path.isfile(os.path.join(lib_name, "libMoltenVK.a")):
ver_num = ver_comp
lib_name_out = os.path.join(os.path.join(dirname, file), "macOS/lib/MoltenVK.xcframework")
else:
# Try old SDK location.
lib_name = os.path.join(
os.path.join(dirname, file), "MoltenVK/MoltenVK.xcframework/" + osname + "/"
)
if os.path.isfile(os.path.join(lib_name, "libMoltenVK.a")):
ver_num = ver_comp
lib_name_out = os.path.join(os.path.join(dirname, file), "MoltenVK/MoltenVK.xcframework")
return lib_name_out
def detect_mvk(env, osname):
mvk_list = [
get_mvk_sdk_path(osname),
"/opt/homebrew/Frameworks/MoltenVK.xcframework",
"/usr/local/homebrew/Frameworks/MoltenVK.xcframework",
"/opt/local/Frameworks/MoltenVK.xcframework",
]
if env["vulkan_sdk_path"] != "":
mvk_list.insert(0, os.path.expanduser(env["vulkan_sdk_path"]))
mvk_list.insert(
0,
os.path.join(os.path.expanduser(env["vulkan_sdk_path"]), "macOS/lib/MoltenVK.xcframework"),
)
mvk_list.insert(
0,
os.path.join(os.path.expanduser(env["vulkan_sdk_path"]), "MoltenVK/MoltenVK.xcframework"),
)
for mvk_path in mvk_list:
if mvk_path and os.path.isfile(os.path.join(mvk_path, osname + "/libMoltenVK.a")):
mvk_found = True
print("MoltenVK found at: " + mvk_path)
return mvk_path
return ""