godot/platform/windows/detect.py
Rémi Verschelde cefdb34f6c SCons: make use_lto a global option and opt-in for iphone
Supersedes #12553, see discussion in #12552.
2017-11-02 09:11:50 +01:00

281 lines
11 KiB
Python

import methods
import os
import sys
def is_active():
return True
def get_name():
return "Windows"
def can_build():
if (os.name == "nt"):
# Building natively on Windows
if (os.getenv("VCINSTALLDIR")): # MSVC
return True
print("MSVC not detected (no VCINSTALLDIR environment variable), attempting MinGW.")
mingw32 = ""
mingw64 = ""
if (os.getenv("MINGW32_PREFIX")):
mingw32 = os.getenv("MINGW32_PREFIX")
if (os.getenv("MINGW64_PREFIX")):
mingw64 = os.getenv("MINGW64_PREFIX")
test = "gcc --version > NUL 2>&1"
if (os.system(test) == 0 or os.system(mingw32 + test) == 0 or os.system(mingw64 + test) == 0):
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),
EnumVariable('debug_symbols', 'Add debug symbols to release version', 'yes', ('yes', 'no', 'full')),
]
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:
return 1
return 0
def configure(env):
env.Append(CPPPATH=['#platform/windows'])
# 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
winver = "0x0601"
if (os.name == "nt" and os.getenv("VCINSTALLDIR")): # MSVC
env['ENV']['TMP'] = os.environ['TMP']
## Build type
if (env["target"] == "release"):
env.Append(CCFLAGS=['/O2'])
env.Append(LINKFLAGS=['/SUBSYSTEM:WINDOWS'])
env.Append(LINKFLAGS=['/ENTRY:mainCRTStartup'])
elif (env["target"] == "release_debug"):
env.Append(CCFLAGS=['/O2', '/DDEBUG_ENABLED'])
env.Append(LINKFLAGS=['/SUBSYSTEM:CONSOLE'])
elif (env["target"] == "debug_release"):
env.Append(CCFLAGS=['/Z7', '/Od'])
env.Append(LINKFLAGS=['/DEBUG'])
env.Append(LINKFLAGS=['/SUBSYSTEM:WINDOWS'])
env.Append(LINKFLAGS=['/ENTRY:mainCRTStartup'])
elif (env["target"] == "debug"):
env.Append(CCFLAGS=['/Z7', '/DDEBUG_ENABLED', '/DDEBUG_MEMORY_ENABLED', '/DD3D_DEBUG_INFO', '/Od', '/EHsc'])
env.Append(LINKFLAGS=['/SUBSYSTEM:CONSOLE'])
env.Append(LINKFLAGS=['/DEBUG'])
## Architecture
# Note: this detection/override code from here onward should be here instead of in SConstruct because it's platform and compiler specific (MSVC/Windows)
if (env["bits"] != "default"):
print("Error: bits argument is disabled for MSVC")
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.
""")
sys.exit()
# Forcing bits argument because MSVC does not have a flag to set this through SCons... it's different compilers (cl.exe's) called from the proper command prompt
# that decide the architecture that is build for. Scons can only detect the os.getenviron (because vsvarsall.bat sets a lot of stuff for cl.exe to work with)
env["bits"] = "32"
env["x86_libtheora_opt_vc"] = True
## Compiler configuration
env['ENV'] = os.environ
# This detection function needs the tools env (that is env['ENV'], not SCons's env), and that is why it's this far bellow in the code
compiler_version_str = methods.detect_visual_c_compiler_version(env['ENV'])
print("Detected MSVC compiler: " + compiler_version_str)
# If building for 64bit architecture, disable assembly optimisations for 32 bit builds (theora as of writting)... 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 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.")
## Compile flags
env.Append(CCFLAGS=['/MT', '/Gd', '/GR', '/nologo'])
env.Append(CXXFLAGS=['/TP'])
env.Append(CPPFLAGS=['/DMSVC', '/GR', ])
env.Append(CCFLAGS=['/I' + os.getenv("WindowsSdkDir") + "/Include"])
env.Append(CCFLAGS=['/DWINDOWS_ENABLED'])
env.Append(CCFLAGS=['/DOPENGL_ENABLED'])
env.Append(CCFLAGS=['/DRTAUDIO_ENABLED'])
env.Append(CCFLAGS=['/DWASAPI_ENABLED'])
env.Append(CCFLAGS=['/DTYPED_METHOD_BIND'])
env.Append(CCFLAGS=['/DWIN32'])
env.Append(CCFLAGS=['/DWINVER=%s' % winver, '/D_WIN32_WINNT=%s' % winver])
if env["bits"] == "64":
env.Append(CCFLAGS=['/D_WIN64'])
LIBS = ['winmm', 'opengl32', 'dsound', 'kernel32', 'ole32', 'oleaut32', 'user32', 'gdi32', 'IPHLPAPI', 'Shlwapi', 'wsock32', 'Ws2_32', 'shell32', 'advapi32', 'dinput8', 'dxguid']
env.Append(LINKFLAGS=[p + env["LIBSUFFIX"] for p in LIBS])
env.Append(LIBPATH=[os.getenv("WindowsSdkDir") + "/Lib"])
if (os.getenv("VCINSTALLDIR")):
VC_PATH = os.getenv("VCINSTALLDIR")
else:
VC_PATH = ""
env.Append(CCFLAGS=["/I" + 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
else: # MinGW
# Workaround for MinGW. See:
# http://www.scons.org/wiki/LongCmdLinesOnWin32
env.use_windows_spawn_fix()
## Build type
if (env["target"] == "release"):
env.Append(CCFLAGS=['-msse2'])
if (env["bits"] == "64"):
env.Append(CCFLAGS=['-O3'])
else:
env.Append(CCFLAGS=['-O2'])
env.Append(LINKFLAGS=['-Wl,--subsystem,windows'])
if (env["debug_symbols"] == "yes"):
env.Prepend(CCFLAGS=['-g1'])
if (env["debug_symbols"] == "full"):
env.Prepend(CCFLAGS=['-g2'])
elif (env["target"] == "release_debug"):
env.Append(CCFLAGS=['-O2', '-DDEBUG_ENABLED'])
if (env["debug_symbols"] == "yes"):
env.Prepend(CCFLAGS=['-g1'])
if (env["debug_symbols"] == "full"):
env.Prepend(CCFLAGS=['-g2'])
elif (env["target"] == "debug"):
env.Append(CCFLAGS=['-g3', '-DDEBUG_ENABLED', '-DDEBUG_MEMORY_ENABLED'])
## Compiler configuration
if (os.name == "nt"):
env['ENV']['TMP'] = os.environ['TMP'] # way to go scons, you can be so stupid sometimes
else:
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"):
env.Append(LINKFLAGS=['-static'])
env.Append(LINKFLAGS=['-static-libgcc'])
env.Append(LINKFLAGS=['-static-libstdc++'])
mingw_prefix = env["mingw_prefix_32"]
else:
env.Append(LINKFLAGS=['-static'])
mingw_prefix = env["mingw_prefix_64"]
env["CC"] = mingw_prefix + "gcc"
env['AS'] = mingw_prefix + "as"
env['CXX'] = mingw_prefix + "g++"
env['AR'] = mingw_prefix + "gcc-ar"
env['RANLIB'] = mingw_prefix + "gcc-ranlib"
env['LD'] = mingw_prefix + "g++"
env["x86_libtheora_opt_gcc"] = True
if env['use_lto']:
env.Append(CCFLAGS=['-flto'])
env.Append(LINKFLAGS=['-flto=' + str(env.GetOption("num_jobs"))])
## Compile flags
env.Append(CCFLAGS=['-DWINDOWS_ENABLED', '-mwindows'])
env.Append(CCFLAGS=['-DOPENGL_ENABLED'])
env.Append(CCFLAGS=['-DRTAUDIO_ENABLED'])
env.Append(CCFLAGS=['-DWASAPI_ENABLED'])
env.Append(CCFLAGS=['-DWINVER=%s' % winver, '-D_WIN32_WINNT=%s' % winver])
env.Append(LIBS=['mingw32', 'opengl32', 'dsound', 'ole32', 'd3d9', 'winmm', 'gdi32', 'iphlpapi', 'shlwapi', 'wsock32', 'ws2_32', 'kernel32', 'oleaut32', 'dinput8', 'dxguid', 'ksuser'])
env.Append(CPPFLAGS=['-DMINGW_ENABLED'])
# resrc
env.Append(BUILDERS={'RES': env.Builder(action=build_res_file, suffix='.o', src_suffix='.rc')})