godot/platform/windows/detect.py

496 lines
17 KiB
Python

import methods
import os
# To match other platforms
STACK_SIZE = 8388608
def is_active():
return True
def get_name():
return "Windows"
def can_build():
if os.name == "nt":
# Building natively on Windows
# If VCINSTALLDIR is set in the OS environ, use traditional Godot logic to set up MSVC
if os.getenv("VCINSTALLDIR"): # MSVC, manual setup
return True
# Otherwise, let SCons find MSVC if installed, or else Mingw.
# Since we're just returning True here, if there's no compiler
# installed, we'll get errors when it tries to build with the
# null compiler.
return True
if os.name == "posix":
# Cross-compiling with MinGW-w64 (old MinGW32 is not supported)
mingw32 = "i686-w64-mingw32-"
mingw64 = "x86_64-w64-mingw32-"
if os.getenv("MINGW32_PREFIX"):
mingw32 = os.getenv("MINGW32_PREFIX")
if os.getenv("MINGW64_PREFIX"):
mingw64 = os.getenv("MINGW64_PREFIX")
test = "gcc --version > /dev/null 2>&1"
if os.system(mingw64 + test) == 0 or os.system(mingw32 + test) == 0:
return True
return False
def get_opts():
from SCons.Variables import BoolVariable, EnumVariable
mingw32 = ""
mingw64 = ""
if os.name == "posix":
mingw32 = "i686-w64-mingw32-"
mingw64 = "x86_64-w64-mingw32-"
if os.getenv("MINGW32_PREFIX"):
mingw32 = os.getenv("MINGW32_PREFIX")
if os.getenv("MINGW64_PREFIX"):
mingw64 = os.getenv("MINGW64_PREFIX")
return [
("mingw_prefix_32", "MinGW prefix (Win32)", mingw32),
("mingw_prefix_64", "MinGW prefix (Win64)", mingw64),
# Targeted Windows version: 7 (and later), minimum supported version
# XP support dropped after EOL due to missing API for IPv6 and other issues
# Vista support dropped after EOL due to GH-10243
("target_win_version", "Targeted Windows version, >= 0x0601 (Windows 7)", "0x0601"),
BoolVariable("debug_symbols", "Add debugging symbols to release/release_debug builds", True),
EnumVariable("windows_subsystem", "Windows subsystem", "default", ("default", "console", "gui")),
BoolVariable("separate_debug_symbols", "Create a separate file containing debugging symbols", False),
("msvc_version", "MSVC version to use. Ignored if VCINSTALLDIR is set in shell env.", None),
BoolVariable("use_mingw", "Use the Mingw compiler, even if MSVC is installed.", False),
BoolVariable("use_llvm", "Use the LLVM compiler", False),
BoolVariable("use_thinlto", "Use ThinLTO", False),
BoolVariable("use_static_cpp", "Link MinGW/MSVC C++ runtime libraries statically", True),
]
def get_flags():
return []
def build_res_file(target, source, env):
if env["bits"] == "32":
cmdbase = env["mingw_prefix_32"]
else:
cmdbase = env["mingw_prefix_64"]
cmdbase = cmdbase + "windres --include-dir . "
import subprocess
for x in range(len(source)):
cmd = cmdbase + "-i " + str(source[x]) + " -o " + str(target[x])
try:
out = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE).communicate()
if len(out[1]):
return 1
except Exception:
return 1
return 0
def setup_msvc_manual(env):
"""Set up env to use MSVC manually, using VCINSTALLDIR"""
if env["bits"] != "default":
print(
"""
Bits argument is not supported for MSVC compilation. Architecture depends on the Native/Cross Compile Tools Prompt/Developer Console
(or Visual Studio settings) that is being used to run SCons. As a consequence, bits argument is disabled. Run scons again without bits
argument (example: scons p=windows) and SCons will attempt to detect what MSVC compiler will be executed and inform you.
"""
)
raise SCons.Errors.UserError("Bits argument should not be used when using VCINSTALLDIR")
# Force bits arg
# (Actually msys2 mingw can support 64-bit, we could detect that)
env["bits"] = "32"
env["x86_libtheora_opt_vc"] = True
# find compiler manually
compiler_version_str = methods.detect_visual_c_compiler_version(env["ENV"])
print("Found MSVC compiler: " + compiler_version_str)
# If building for 64bit architecture, disable assembly optimisations for 32 bit builds (theora as of writing)... vc compiler for 64bit can not compile _asm
if compiler_version_str == "amd64" or compiler_version_str == "x86_amd64":
env["bits"] = "64"
env["x86_libtheora_opt_vc"] = False
print("Compiled program architecture will be a 64 bit executable (forcing bits=64).")
elif compiler_version_str == "x86" or compiler_version_str == "amd64_x86":
print("Compiled program architecture will be a 32 bit executable. (forcing bits=32).")
else:
print(
"Failed to manually detect MSVC compiler architecture version... Defaulting to 32bit executable settings"
" (forcing bits=32). Compilation attempt will continue, but SCons can not detect for what architecture this"
" build is compiled for. You should check your settings/compilation setup, or avoid setting VCINSTALLDIR."
)
def setup_msvc_auto(env):
"""Set up MSVC using SCons's auto-detection logic"""
# If MSVC_VERSION is set by SCons, we know MSVC is installed.
# But we may want a different version or target arch.
# The env may have already been set up with default MSVC tools, so
# reset a few things so we can set it up with the tools we want.
# (Ideally we'd decide on the tool config before configuring any
# environment, and just set the env up once, but this function runs
# on an existing env so this is the simplest way.)
env["MSVC_SETUP_RUN"] = False # Need to set this to re-run the tool
env["MSVS_VERSION"] = None
env["MSVC_VERSION"] = None
env["TARGET_ARCH"] = None
if env["bits"] != "default":
env["TARGET_ARCH"] = {"32": "x86", "64": "x86_64"}[env["bits"]]
if env.has_key("msvc_version"):
env["MSVC_VERSION"] = env["msvc_version"]
env.Tool("msvc")
env.Tool("mssdk") # we want the MS SDK
# Note: actual compiler version can be found in env['MSVC_VERSION'], e.g. "14.1" for VS2015
# Get actual target arch into bits (it may be "default" at this point):
if env["TARGET_ARCH"] in ("amd64", "x86_64"):
env["bits"] = "64"
else:
env["bits"] = "32"
print("Found MSVC version %s, arch %s, bits=%s" % (env["MSVC_VERSION"], env["TARGET_ARCH"], env["bits"]))
if env["TARGET_ARCH"] in ("amd64", "x86_64"):
env["x86_libtheora_opt_vc"] = False
def setup_mingw(env):
"""Set up env for use with mingw"""
# Nothing to do here
print("Using MinGW")
pass
def configure_msvc(env, manual_msvc_config):
"""Configure env to work with MSVC"""
# Build type
if env["tests"]:
env["windows_subsystem"] = "console"
elif env["windows_subsystem"] == "default":
# Default means we use console for debug, gui for release.
if "debug" in env["target"]:
env["windows_subsystem"] = "console"
else:
env["windows_subsystem"] = "gui"
if env["target"] == "release":
if env["optimize"] == "speed": # optimize for speed (default)
env.Append(CCFLAGS=["/O2"])
else: # optimize for size
env.Append(CCFLAGS=["/O1"])
env.Append(LINKFLAGS=["/ENTRY:mainCRTStartup"])
env.Append(LINKFLAGS=["/OPT:REF"])
elif env["target"] == "release_debug":
if env["optimize"] == "speed": # optimize for speed (default)
env.Append(CCFLAGS=["/O2"])
else: # optimize for size
env.Append(CCFLAGS=["/O1"])
env.AppendUnique(CPPDEFINES=["DEBUG_ENABLED"])
env.Append(LINKFLAGS=["/OPT:REF"])
elif env["target"] == "debug":
env.AppendUnique(CCFLAGS=["/Zi", "/FS", "/Od", "/EHsc"])
env.AppendUnique(CPPDEFINES=["DEBUG_ENABLED"])
env.Append(LINKFLAGS=["/DEBUG"])
if env["debug_symbols"]:
env.AppendUnique(CCFLAGS=["/Zi", "/FS"])
env.AppendUnique(LINKFLAGS=["/DEBUG"])
if env["windows_subsystem"] == "gui":
env.Append(LINKFLAGS=["/SUBSYSTEM:WINDOWS"])
else:
env.Append(LINKFLAGS=["/SUBSYSTEM:CONSOLE"])
env.AppendUnique(CPPDEFINES=["WINDOWS_SUBSYSTEM_CONSOLE"])
## Compile/link flags
if env["use_static_cpp"]:
env.AppendUnique(CCFLAGS=["/MT"])
else:
env.AppendUnique(CCFLAGS=["/MD"])
env.AppendUnique(CCFLAGS=["/Gd", "/GR", "/nologo"])
# Force to use Unicode encoding
env.AppendUnique(CCFLAGS=["/utf-8"])
env.AppendUnique(CXXFLAGS=["/TP"]) # assume all sources are C++
if manual_msvc_config: # should be automatic if SCons found it
if os.getenv("WindowsSdkDir") is not None:
env.Prepend(CPPPATH=[os.getenv("WindowsSdkDir") + "/Include"])
else:
print("Missing environment variable: WindowsSdkDir")
env.AppendUnique(
CPPDEFINES=[
"WINDOWS_ENABLED",
"WASAPI_ENABLED",
"WINMIDI_ENABLED",
"TYPED_METHOD_BIND",
"WIN32",
"MSVC",
"WINVER=%s" % env["target_win_version"],
"_WIN32_WINNT=%s" % env["target_win_version"],
]
)
env.AppendUnique(CPPDEFINES=["NOMINMAX"]) # disable bogus min/max WinDef.h macros
if env["bits"] == "64":
env.AppendUnique(CPPDEFINES=["_WIN64"])
## Libs
LIBS = [
"winmm",
"dsound",
"kernel32",
"ole32",
"oleaut32",
"user32",
"gdi32",
"IPHLPAPI",
"Shlwapi",
"wsock32",
"Ws2_32",
"shell32",
"advapi32",
"dinput8",
"dxguid",
"imm32",
"bcrypt",
"Avrt",
"dwmapi",
]
env.AppendUnique(CPPDEFINES=["VULKAN_ENABLED"])
if not env["builtin_vulkan"]:
LIBS += ["vulkan"]
else:
LIBS += ["cfgmgr32"]
# env.AppendUnique(CPPDEFINES = ['OPENGL_ENABLED'])
LIBS += ["opengl32"]
env.Append(LINKFLAGS=[p + env["LIBSUFFIX"] for p in LIBS])
if manual_msvc_config:
if os.getenv("WindowsSdkDir") is not None:
env.Append(LIBPATH=[os.getenv("WindowsSdkDir") + "/Lib"])
else:
print("Missing environment variable: WindowsSdkDir")
## LTO
if env["use_lto"]:
env.AppendUnique(CCFLAGS=["/GL"])
env.AppendUnique(ARFLAGS=["/LTCG"])
if env["progress"]:
env.AppendUnique(LINKFLAGS=["/LTCG:STATUS"])
else:
env.AppendUnique(LINKFLAGS=["/LTCG"])
if manual_msvc_config:
env.Prepend(CPPPATH=[p for p in os.getenv("INCLUDE").split(";")])
env.Append(LIBPATH=[p for p in os.getenv("LIB").split(";")])
# Incremental linking fix
env["BUILDERS"]["ProgramOriginal"] = env["BUILDERS"]["Program"]
env["BUILDERS"]["Program"] = methods.precious_program
env.AppendUnique(LINKFLAGS=["/STACK:" + str(STACK_SIZE)])
def configure_mingw(env):
# Workaround for MinGW. See:
# http://www.scons.org/wiki/LongCmdLinesOnWin32
env.use_windows_spawn_fix()
## Build type
if env["tests"]:
env["windows_subsystem"] = "console"
elif env["windows_subsystem"] == "default":
# Default means we use console for debug, gui for release.
if "debug" in env["target"]:
env["windows_subsystem"] = "console"
else:
env["windows_subsystem"] = "gui"
if env["target"] == "release":
env.Append(CCFLAGS=["-msse2"])
if env["optimize"] == "speed": # optimize for speed (default)
if env["bits"] == "64":
env.Append(CCFLAGS=["-O3"])
else:
env.Append(CCFLAGS=["-O2"])
else: # optimize for size
env.Prepend(CCFLAGS=["-Os"])
if env["debug_symbols"]:
env.Prepend(CCFLAGS=["-g2"])
elif env["target"] == "release_debug":
env.Append(CCFLAGS=["-O2"])
env.Append(CPPDEFINES=["DEBUG_ENABLED"])
if env["debug_symbols"]:
env.Prepend(CCFLAGS=["-g2"])
if env["optimize"] == "speed": # optimize for speed (default)
env.Append(CCFLAGS=["-O2"])
else: # optimize for size
env.Prepend(CCFLAGS=["-Os"])
elif env["target"] == "debug":
env.Append(CCFLAGS=["-g3"])
env.Append(CPPDEFINES=["DEBUG_ENABLED"])
if env["windows_subsystem"] == "gui":
env.Append(LINKFLAGS=["-Wl,--subsystem,windows"])
else:
env.Append(LINKFLAGS=["-Wl,--subsystem,console"])
env.AppendUnique(CPPDEFINES=["WINDOWS_SUBSYSTEM_CONSOLE"])
## Compiler configuration
if os.name != "nt":
env["PROGSUFFIX"] = env["PROGSUFFIX"] + ".exe" # for linux cross-compilation
if env["bits"] == "default":
if os.name == "nt":
env["bits"] = "64" if "PROGRAMFILES(X86)" in os.environ else "32"
else: # default to 64-bit on Linux
env["bits"] = "64"
mingw_prefix = ""
if env["bits"] == "32":
if env["use_static_cpp"]:
env.Append(LINKFLAGS=["-static"])
env.Append(LINKFLAGS=["-static-libgcc"])
env.Append(LINKFLAGS=["-static-libstdc++"])
mingw_prefix = env["mingw_prefix_32"]
else:
if env["use_static_cpp"]:
env.Append(LINKFLAGS=["-static"])
mingw_prefix = env["mingw_prefix_64"]
if env["use_llvm"]:
env["CC"] = mingw_prefix + "clang"
env["CXX"] = mingw_prefix + "clang++"
env["AS"] = mingw_prefix + "as"
env["AR"] = mingw_prefix + "ar"
env["RANLIB"] = mingw_prefix + "ranlib"
else:
env["CC"] = mingw_prefix + "gcc"
env["CXX"] = mingw_prefix + "g++"
env["AS"] = mingw_prefix + "as"
env["AR"] = mingw_prefix + "gcc-ar"
env["RANLIB"] = mingw_prefix + "gcc-ranlib"
env["x86_libtheora_opt_gcc"] = True
if env["use_lto"]:
if not env["use_llvm"] and env.GetOption("num_jobs") > 1:
env.Append(CCFLAGS=["-flto"])
env.Append(LINKFLAGS=["-flto=" + str(env.GetOption("num_jobs"))])
else:
if env["use_thinlto"]:
env.Append(CCFLAGS=["-flto=thin"])
env.Append(LINKFLAGS=["-flto=thin"])
else:
env.Append(CCFLAGS=["-flto"])
env.Append(LINKFLAGS=["-flto"])
env.Append(LINKFLAGS=["-Wl,--stack," + str(STACK_SIZE)])
## Compile flags
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",
"dinput8",
"dxguid",
"ksuser",
"imm32",
"bcrypt",
"avrt",
"uuid",
"dwmapi",
]
)
env.Append(CPPDEFINES=["VULKAN_ENABLED"])
if not env["builtin_vulkan"]:
env.Append(LIBS=["vulkan"])
else:
env.Append(LIBS=["cfgmgr32"])
## TODO !!! Re-enable when OpenGLES Rendering Device is implemented !!!
# env.Append(CPPDEFINES=['OPENGL_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):
# At this point the env has been set up with basic tools/compilers.
env.Prepend(CPPPATH=["#platform/windows"])
print("Configuring for Windows: target=%s, bits=%s" % (env["target"], env["bits"]))
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 not env["use_mingw"]:
# Manual setup of MSVC
setup_msvc_manual(env)
env.msvc = True
manual_msvc_config = True
elif env.get("MSVC_VERSION", "") and not env["use_mingw"]:
setup_msvc_auto(env)
env.msvc = True
manual_msvc_config = False
else:
setup_mingw(env)
env.msvc = False
# Now set compiler/linker flags
if env.msvc:
configure_msvc(env, manual_msvc_config)
else: # MinGW
configure_mingw(env)