mirror of
https://github.com/godotengine/godot
synced 2024-09-16 00:37:24 +00:00
5c6e2b2cac
Follow-up to #69294 which enabled it automatically for `dev_build=yes`, but this seems to cause some issues. Those issues should likely be debugged but until then this can stay opt-in.
641 lines
21 KiB
Python
641 lines
21 KiB
Python
import methods
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import os
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import subprocess
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import sys
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from platform_methods import detect_arch
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from SCons import Environment
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# To match other platforms
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STACK_SIZE = 8388608
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def is_active():
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return True
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def get_name():
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return "Windows"
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def try_cmd(test, prefix, arch):
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if arch:
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try:
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out = subprocess.Popen(
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get_mingw_bin_prefix(prefix, arch) + test,
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shell=True,
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stderr=subprocess.PIPE,
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stdout=subprocess.PIPE,
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)
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out.communicate()
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if out.returncode == 0:
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return True
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except Exception:
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pass
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else:
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for a in ["x86_64", "x86_32", "arm64", "arm32"]:
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try:
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out = subprocess.Popen(
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get_mingw_bin_prefix(prefix, a) + test,
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shell=True,
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stderr=subprocess.PIPE,
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stdout=subprocess.PIPE,
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)
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out.communicate()
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if out.returncode == 0:
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return True
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except Exception:
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pass
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return False
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def can_build():
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if os.name == "nt":
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# Building natively on Windows
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# If VCINSTALLDIR is set in the OS environ, use traditional Godot logic to set up MSVC
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if os.getenv("VCINSTALLDIR"): # MSVC, manual setup
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return True
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# Otherwise, let SCons find MSVC if installed, or else MinGW.
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# Since we're just returning True here, if there's no compiler
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# installed, we'll get errors when it tries to build with the
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# null compiler.
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return True
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if os.name == "posix":
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# Cross-compiling with MinGW-w64 (old MinGW32 is not supported)
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prefix = os.getenv("MINGW_PREFIX", "")
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if try_cmd("gcc --version", prefix, "") or try_cmd("clang --version", prefix, ""):
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return True
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return False
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def get_mingw_bin_prefix(prefix, arch):
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if not prefix:
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mingw_bin_prefix = ""
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elif prefix[-1] != "/":
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mingw_bin_prefix = prefix + "/bin/"
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else:
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mingw_bin_prefix = prefix + "bin/"
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if arch == "x86_64":
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mingw_bin_prefix += "x86_64-w64-mingw32-"
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elif arch == "x86_32":
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mingw_bin_prefix += "i686-w64-mingw32-"
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elif arch == "arm32":
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mingw_bin_prefix += "armv7-w64-mingw32-"
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elif arch == "arm64":
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mingw_bin_prefix += "aarch64-w64-mingw32-"
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return mingw_bin_prefix
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def detect_build_env_arch():
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msvc_target_aliases = {
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"amd64": "x86_64",
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"i386": "x86_32",
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"i486": "x86_32",
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"i586": "x86_32",
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"i686": "x86_32",
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"x86": "x86_32",
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"x64": "x86_64",
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"x86_64": "x86_64",
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"arm": "arm32",
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"arm64": "arm64",
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"aarch64": "arm64",
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}
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if os.getenv("VCINSTALLDIR") or os.getenv("VCTOOLSINSTALLDIR"):
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if os.getenv("Platform"):
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msvc_arch = os.getenv("Platform").lower()
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if msvc_arch in msvc_target_aliases.keys():
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return msvc_target_aliases[msvc_arch]
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if os.getenv("VSCMD_ARG_TGT_ARCH"):
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msvc_arch = os.getenv("VSCMD_ARG_TGT_ARCH").lower()
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if msvc_arch in msvc_target_aliases.keys():
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return msvc_target_aliases[msvc_arch]
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# Pre VS 2017 checks.
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if os.getenv("VCINSTALLDIR"):
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PATH = os.getenv("PATH").upper()
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VCINSTALLDIR = os.getenv("VCINSTALLDIR").upper()
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path_arch = {
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"BIN\\x86_ARM;": "arm32",
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"BIN\\amd64_ARM;": "arm32",
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"BIN\\x86_ARM64;": "arm64",
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"BIN\\amd64_ARM64;": "arm64",
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"BIN\\x86_amd64;": "a86_64",
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"BIN\\amd64;": "x86_64",
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"BIN\\amd64_x86;": "x86_32",
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"BIN;": "x86_32",
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}
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for path, arch in path_arch.items():
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final_path = VCINSTALLDIR + path
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if final_path in PATH:
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return arch
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# VS 2017 and newer.
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if os.getenv("VCTOOLSINSTALLDIR"):
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host_path_index = os.getenv("PATH").upper().find(os.getenv("VCTOOLSINSTALLDIR").upper() + "BIN\\HOST")
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if host_path_index > -1:
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first_path_arch = os.getenv("PATH").split(";")[0].rsplit("\\", 1)[-1].lower()
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return msvc_target_aliases[first_path_arch]
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msys_target_aliases = {
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"mingw32": "x86_32",
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"mingw64": "x86_64",
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"ucrt64": "x86_64",
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"clang64": "x86_64",
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"clang32": "x86_32",
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"clangarm64": "arm64",
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}
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if os.getenv("MSYSTEM"):
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msys_arch = os.getenv("MSYSTEM").lower()
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if msys_arch in msys_target_aliases.keys():
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return msys_target_aliases[msys_arch]
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return ""
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def get_opts():
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from SCons.Variables import BoolVariable, EnumVariable
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mingw = os.getenv("MINGW_PREFIX", "")
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return [
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("mingw_prefix", "MinGW prefix", mingw),
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# Targeted Windows version: 7 (and later), minimum supported version
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# XP support dropped after EOL due to missing API for IPv6 and other issues
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# Vista support dropped after EOL due to GH-10243
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(
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"target_win_version",
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"Targeted Windows version, >= 0x0601 (Windows 7)",
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"0x0601",
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),
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EnumVariable("windows_subsystem", "Windows subsystem", "gui", ("gui", "console")),
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(
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"msvc_version",
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"MSVC version to use. Ignored if VCINSTALLDIR is set in shell env.",
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None,
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),
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BoolVariable("use_mingw", "Use the Mingw compiler, even if MSVC is installed.", False),
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BoolVariable("use_llvm", "Use the LLVM compiler", False),
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BoolVariable("use_static_cpp", "Link MinGW/MSVC C++ runtime libraries statically", True),
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BoolVariable("use_asan", "Use address sanitizer (ASAN)", False),
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BoolVariable("debug_crt", "Compile with MSVC's debug CRT (/MDd)", False),
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]
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def get_flags():
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arch = detect_build_env_arch() or detect_arch()
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return [
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("arch", arch),
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]
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def build_res_file(target, source, env):
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arch_aliases = {
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"x86_32": "pe-i386",
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"x86_64": "pe-x86-64",
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"arm32": "armv7-w64-mingw32",
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"arm64": "aarch64-w64-mingw32",
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}
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cmdbase = "windres --include-dir . --target=" + arch_aliases[env["arch"]]
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mingw_bin_prefix = get_mingw_bin_prefix(env["mingw_prefix"], env["arch"])
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for x in range(len(source)):
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ok = True
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# Try prefixed executable (MinGW on Linux).
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cmd = mingw_bin_prefix + cmdbase + " -i " + str(source[x]) + " -o " + str(target[x])
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try:
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out = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE).communicate()
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if len(out[1]):
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ok = False
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except Exception:
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ok = False
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# Try generic executable (MSYS2).
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if not ok:
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cmd = cmdbase + " -i " + str(source[x]) + " -o " + str(target[x])
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try:
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out = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE).communicate()
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if len(out[1]):
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return -1
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except Exception:
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return -1
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return 0
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def setup_msvc_manual(env):
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"""Running from VCVARS environment"""
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env_arch = detect_build_env_arch()
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if env["arch"] != env_arch:
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print(
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"""
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Arch argument (%s) is not matching Native/Cross Compile Tools Prompt/Developer Console (or Visual Studio settings) that is being used to run SCons (%s).
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Run SCons again without arch argument (example: scons p=windows) and SCons will attempt to detect what MSVC compiler will be executed and inform you.
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"""
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% (env["arch"], env_arch)
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)
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sys.exit(200)
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print("Found MSVC, arch %s" % (env_arch))
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def setup_msvc_auto(env):
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"""Set up MSVC using SCons's auto-detection logic"""
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# If MSVC_VERSION is set by SCons, we know MSVC is installed.
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# But we may want a different version or target arch.
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# Valid architectures for MSVC's TARGET_ARCH:
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# ['amd64', 'emt64', 'i386', 'i486', 'i586', 'i686', 'ia64', 'itanium', 'x86', 'x86_64', 'arm', 'arm64', 'aarch64']
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# Our x86_64 and arm64 are the same, and we need to map the 32-bit
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# architectures to other names since MSVC isn't as explicit.
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# The rest we don't need to worry about because they are
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# aliases or aren't supported by Godot (itanium & ia64).
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msvc_arch_aliases = {"x86_32": "x86", "arm32": "arm"}
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if env["arch"] in msvc_arch_aliases.keys():
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env["TARGET_ARCH"] = msvc_arch_aliases[env["arch"]]
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else:
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env["TARGET_ARCH"] = env["arch"]
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# The env may have already been set up with default MSVC tools, so
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# reset a few things so we can set it up with the tools we want.
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# (Ideally we'd decide on the tool config before configuring any
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# environment, and just set the env up once, but this function runs
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# on an existing env so this is the simplest way.)
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env["MSVC_SETUP_RUN"] = False # Need to set this to re-run the tool
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env["MSVS_VERSION"] = None
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env["MSVC_VERSION"] = None
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if "msvc_version" in env:
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env["MSVC_VERSION"] = env["msvc_version"]
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env.Tool("msvc")
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env.Tool("mssdk") # we want the MS SDK
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# Note: actual compiler version can be found in env['MSVC_VERSION'], e.g. "14.1" for VS2015
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print("Found MSVC version %s, arch %s" % (env["MSVC_VERSION"], env["arch"]))
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def setup_mingw(env):
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"""Set up env for use with mingw"""
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env_arch = detect_build_env_arch()
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if os.getenv("MSYSTEM") == "MSYS":
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print(
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"""
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Running from base MSYS2 console/environment, use target specific environment instead (e.g., mingw32, mingw64, clang32, clang64).
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"""
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)
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sys.exit(201)
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if env_arch != "" and env["arch"] != env_arch:
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print(
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"""
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Arch argument (%s) is not matching MSYS2 console/environment that is being used to run SCons (%s).
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Run SCons again without arch argument (example: scons p=windows) and SCons will attempt to detect what MSYS2 compiler will be executed and inform you.
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"""
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% (env["arch"], env_arch)
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)
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sys.exit(202)
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if not try_cmd("gcc --version", env["mingw_prefix"], env["arch"]) and not try_cmd(
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"clang --version", env["mingw_prefix"], env["arch"]
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):
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print(
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"""
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No valid compilers found, use MINGW_PREFIX environment variable to set MinGW path.
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"""
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)
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sys.exit(202)
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print("Using MinGW, arch %s" % (env["arch"]))
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def configure_msvc(env, vcvars_msvc_config):
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"""Configure env to work with MSVC"""
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## Build type
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# TODO: Re-evaluate the need for this / streamline with common config.
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if env["target"] == "template_release":
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env.Append(LINKFLAGS=["/ENTRY:mainCRTStartup"])
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if env["windows_subsystem"] == "gui":
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env.Append(LINKFLAGS=["/SUBSYSTEM:WINDOWS"])
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else:
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env.Append(LINKFLAGS=["/SUBSYSTEM:CONSOLE"])
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env.AppendUnique(CPPDEFINES=["WINDOWS_SUBSYSTEM_CONSOLE"])
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## Compile/link flags
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if env["debug_crt"]:
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# Always use dynamic runtime, static debug CRT breaks thread_local.
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env.AppendUnique(CCFLAGS=["/MDd"])
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else:
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if env["use_static_cpp"]:
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env.AppendUnique(CCFLAGS=["/MT"])
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else:
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env.AppendUnique(CCFLAGS=["/MD"])
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if env["arch"] == "x86_32":
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env["x86_libtheora_opt_vc"] = True
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env.AppendUnique(CCFLAGS=["/Gd", "/GR", "/nologo"])
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env.AppendUnique(CCFLAGS=["/utf-8"]) # Force to use Unicode encoding.
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env.AppendUnique(CXXFLAGS=["/TP"]) # assume all sources are C++
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# Once it was thought that only debug builds would be too large,
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# but this has recently stopped being true. See the mingw function
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# for notes on why this shouldn't be enabled for gcc
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env.AppendUnique(CCFLAGS=["/bigobj"])
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if vcvars_msvc_config: # should be automatic if SCons found it
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if os.getenv("WindowsSdkDir") is not None:
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env.Prepend(CPPPATH=[os.getenv("WindowsSdkDir") + "/Include"])
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else:
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print("Missing environment variable: WindowsSdkDir")
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env.AppendUnique(
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CPPDEFINES=[
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"WINDOWS_ENABLED",
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"WASAPI_ENABLED",
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"WINMIDI_ENABLED",
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"TYPED_METHOD_BIND",
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"WIN32",
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"MSVC",
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"WINVER=%s" % env["target_win_version"],
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"_WIN32_WINNT=%s" % env["target_win_version"],
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]
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)
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env.AppendUnique(CPPDEFINES=["NOMINMAX"]) # disable bogus min/max WinDef.h macros
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if env["arch"] == "x86_64":
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env.AppendUnique(CPPDEFINES=["_WIN64"])
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## Libs
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LIBS = [
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"winmm",
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"dsound",
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"kernel32",
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"ole32",
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"oleaut32",
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"sapi",
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"user32",
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"gdi32",
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"IPHLPAPI",
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"Shlwapi",
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"wsock32",
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"Ws2_32",
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"shell32",
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"advapi32",
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"dinput8",
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"dxguid",
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"imm32",
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"bcrypt",
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"Avrt",
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"dwmapi",
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"dwrite",
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"wbemuuid",
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]
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if env["vulkan"]:
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env.AppendUnique(CPPDEFINES=["VULKAN_ENABLED"])
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if not env["use_volk"]:
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LIBS += ["vulkan"]
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if env["opengl3"]:
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env.AppendUnique(CPPDEFINES=["GLES3_ENABLED"])
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LIBS += ["opengl32"]
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env.Append(LINKFLAGS=[p + env["LIBSUFFIX"] for p in LIBS])
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if vcvars_msvc_config:
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if os.getenv("WindowsSdkDir") is not None:
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env.Append(LIBPATH=[os.getenv("WindowsSdkDir") + "/Lib"])
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else:
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print("Missing environment variable: WindowsSdkDir")
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## LTO
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if env["lto"] == "auto": # No LTO by default for MSVC, doesn't help.
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env["lto"] = "none"
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if env["lto"] != "none":
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if env["lto"] == "thin":
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print("ThinLTO is only compatible with LLVM, use `use_llvm=yes` or `lto=full`.")
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sys.exit(255)
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env.AppendUnique(CCFLAGS=["/GL"])
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env.AppendUnique(ARFLAGS=["/LTCG"])
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if env["progress"]:
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env.AppendUnique(LINKFLAGS=["/LTCG:STATUS"])
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else:
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env.AppendUnique(LINKFLAGS=["/LTCG"])
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if vcvars_msvc_config:
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env.Prepend(CPPPATH=[p for p in os.getenv("INCLUDE").split(";")])
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env.Append(LIBPATH=[p for p in os.getenv("LIB").split(";")])
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# Sanitizers
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if env["use_asan"]:
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env.extra_suffix += ".san"
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env.Append(LINKFLAGS=["/INFERASANLIBS"])
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env.Append(CCFLAGS=["/fsanitize=address"])
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# Incremental linking fix
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env["BUILDERS"]["ProgramOriginal"] = env["BUILDERS"]["Program"]
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env["BUILDERS"]["Program"] = methods.precious_program
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env.AppendUnique(LINKFLAGS=["/STACK:" + str(STACK_SIZE)])
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def configure_mingw(env):
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# Workaround for MinGW. See:
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# https://www.scons.org/wiki/LongCmdLinesOnWin32
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env.use_windows_spawn_fix()
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## Build type
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if not env["use_llvm"] and not try_cmd("gcc --version", env["mingw_prefix"], env["arch"]):
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env["use_llvm"] = True
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if env["use_llvm"] and not try_cmd("clang --version", env["mingw_prefix"], env["arch"]):
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env["use_llvm"] = False
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# TODO: Re-evaluate the need for this / streamline with common config.
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if env["target"] == "template_release":
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env.Append(CCFLAGS=["-msse2"])
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elif env.dev_build:
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# Allow big objects. It's supposed not to have drawbacks but seems to break
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# GCC LTO, so enabling for debug builds only (which are not built with LTO
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# and are the only ones with too big objects).
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env.Append(CCFLAGS=["-Wa,-mbig-obj"])
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if env["windows_subsystem"] == "gui":
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env.Append(LINKFLAGS=["-Wl,--subsystem,windows"])
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else:
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env.Append(LINKFLAGS=["-Wl,--subsystem,console"])
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env.AppendUnique(CPPDEFINES=["WINDOWS_SUBSYSTEM_CONSOLE"])
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## Compiler configuration
|
|
|
|
if os.name != "nt":
|
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env["PROGSUFFIX"] = env["PROGSUFFIX"] + ".exe" # for linux cross-compilation
|
|
|
|
if env["arch"] == "x86_32":
|
|
if env["use_static_cpp"]:
|
|
env.Append(LINKFLAGS=["-static"])
|
|
env.Append(LINKFLAGS=["-static-libgcc"])
|
|
env.Append(LINKFLAGS=["-static-libstdc++"])
|
|
else:
|
|
if env["use_static_cpp"]:
|
|
env.Append(LINKFLAGS=["-static"])
|
|
|
|
if env["arch"] in ["x86_32", "x86_64"]:
|
|
env["x86_libtheora_opt_gcc"] = True
|
|
|
|
mingw_bin_prefix = get_mingw_bin_prefix(env["mingw_prefix"], env["arch"])
|
|
|
|
if env["use_llvm"]:
|
|
env["CC"] = mingw_bin_prefix + "clang"
|
|
env["CXX"] = mingw_bin_prefix + "clang++"
|
|
if try_cmd("as --version", env["mingw_prefix"], env["arch"]):
|
|
env["AS"] = mingw_bin_prefix + "as"
|
|
if try_cmd("ar --version", env["mingw_prefix"], env["arch"]):
|
|
env["AR"] = mingw_bin_prefix + "ar"
|
|
if try_cmd("ranlib --version", env["mingw_prefix"], env["arch"]):
|
|
env["RANLIB"] = mingw_bin_prefix + "ranlib"
|
|
env.extra_suffix = ".llvm" + env.extra_suffix
|
|
else:
|
|
env["CC"] = mingw_bin_prefix + "gcc"
|
|
env["CXX"] = mingw_bin_prefix + "g++"
|
|
if try_cmd("as --version", env["mingw_prefix"], env["arch"]):
|
|
env["AS"] = mingw_bin_prefix + "as"
|
|
if try_cmd("gcc-ar --version", env["mingw_prefix"], env["arch"]):
|
|
env["AR"] = mingw_bin_prefix + "gcc-ar"
|
|
if try_cmd("gcc-ranlib --version", env["mingw_prefix"], env["arch"]):
|
|
env["RANLIB"] = mingw_bin_prefix + "gcc-ranlib"
|
|
|
|
## LTO
|
|
|
|
if env["lto"] == "auto": # Full LTO for production with MinGW.
|
|
env["lto"] = "full"
|
|
|
|
if env["lto"] != "none":
|
|
if env["lto"] == "thin":
|
|
if not env["use_llvm"]:
|
|
print("ThinLTO is only compatible with LLVM, use `use_llvm=yes` or `lto=full`.")
|
|
sys.exit(255)
|
|
env.Append(CCFLAGS=["-flto=thin"])
|
|
env.Append(LINKFLAGS=["-flto=thin"])
|
|
elif not env["use_llvm"] and env.GetOption("num_jobs") > 1:
|
|
env.Append(CCFLAGS=["-flto"])
|
|
env.Append(LINKFLAGS=["-flto=" + str(env.GetOption("num_jobs"))])
|
|
else:
|
|
env.Append(CCFLAGS=["-flto"])
|
|
env.Append(LINKFLAGS=["-flto"])
|
|
|
|
env.Append(LINKFLAGS=["-Wl,--stack," + str(STACK_SIZE)])
|
|
|
|
## Compile flags
|
|
|
|
if not env["use_llvm"]:
|
|
env.Append(CCFLAGS=["-mwindows"])
|
|
|
|
env.Append(CPPDEFINES=["WINDOWS_ENABLED", "WASAPI_ENABLED", "WINMIDI_ENABLED"])
|
|
env.Append(
|
|
CPPDEFINES=[
|
|
("WINVER", env["target_win_version"]),
|
|
("_WIN32_WINNT", env["target_win_version"]),
|
|
]
|
|
)
|
|
env.Append(
|
|
LIBS=[
|
|
"mingw32",
|
|
"dsound",
|
|
"ole32",
|
|
"d3d9",
|
|
"winmm",
|
|
"gdi32",
|
|
"iphlpapi",
|
|
"shlwapi",
|
|
"wsock32",
|
|
"ws2_32",
|
|
"kernel32",
|
|
"oleaut32",
|
|
"sapi",
|
|
"dinput8",
|
|
"dxguid",
|
|
"ksuser",
|
|
"imm32",
|
|
"bcrypt",
|
|
"avrt",
|
|
"uuid",
|
|
"dwmapi",
|
|
"dwrite",
|
|
"wbemuuid",
|
|
]
|
|
)
|
|
|
|
if env["vulkan"]:
|
|
env.Append(CPPDEFINES=["VULKAN_ENABLED"])
|
|
if not env["use_volk"]:
|
|
env.Append(LIBS=["vulkan"])
|
|
|
|
if env["opengl3"]:
|
|
env.Append(CPPDEFINES=["GLES3_ENABLED"])
|
|
env.Append(LIBS=["opengl32"])
|
|
|
|
env.Append(CPPDEFINES=["MINGW_ENABLED", ("MINGW_HAS_SECURE_API", 1)])
|
|
|
|
# resrc
|
|
env.Append(BUILDERS={"RES": env.Builder(action=build_res_file, suffix=".o", src_suffix=".rc")})
|
|
|
|
|
|
def configure(env: "Environment"):
|
|
# Validate arch.
|
|
supported_arches = ["x86_32", "x86_64", "arm32", "arm64"]
|
|
if env["arch"] not in supported_arches:
|
|
print(
|
|
'Unsupported CPU architecture "%s" for Windows. Supported architectures are: %s.'
|
|
% (env["arch"], ", ".join(supported_arches))
|
|
)
|
|
sys.exit()
|
|
|
|
# At this point the env has been set up with basic tools/compilers.
|
|
env.Prepend(CPPPATH=["#platform/windows"])
|
|
|
|
if os.name == "nt":
|
|
env["ENV"] = os.environ # this makes build less repeatable, but simplifies some things
|
|
env["ENV"]["TMP"] = os.environ["TMP"]
|
|
|
|
# First figure out which compiler, version, and target arch we're using
|
|
if os.getenv("VCINSTALLDIR") and detect_build_env_arch() and not env["use_mingw"]:
|
|
setup_msvc_manual(env)
|
|
env.msvc = True
|
|
vcvars_msvc_config = True
|
|
elif env.get("MSVC_VERSION", "") and not env["use_mingw"]:
|
|
setup_msvc_auto(env)
|
|
env.msvc = True
|
|
vcvars_msvc_config = False
|
|
else:
|
|
setup_mingw(env)
|
|
env.msvc = False
|
|
|
|
# Now set compiler/linker flags
|
|
if env.msvc:
|
|
configure_msvc(env, vcvars_msvc_config)
|
|
|
|
else: # MinGW
|
|
configure_mingw(env)
|