397 lines
15 KiB
Python
397 lines
15 KiB
Python
import methods
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import os
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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 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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mingw32 = "i686-w64-mingw32-"
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mingw64 = "x86_64-w64-mingw32-"
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if (os.getenv("MINGW32_PREFIX")):
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mingw32 = os.getenv("MINGW32_PREFIX")
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if (os.getenv("MINGW64_PREFIX")):
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mingw64 = os.getenv("MINGW64_PREFIX")
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test = "gcc --version > /dev/null 2>&1"
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if (os.system(mingw64 + test) == 0 or os.system(mingw32 + test) == 0):
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return True
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return False
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def get_opts():
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from SCons.Variables import BoolVariable, EnumVariable
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mingw32 = ""
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mingw64 = ""
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if (os.name == "posix"):
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mingw32 = "i686-w64-mingw32-"
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mingw64 = "x86_64-w64-mingw32-"
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if (os.getenv("MINGW32_PREFIX")):
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mingw32 = os.getenv("MINGW32_PREFIX")
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if (os.getenv("MINGW64_PREFIX")):
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mingw64 = os.getenv("MINGW64_PREFIX")
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return [
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('mingw_prefix_32', 'MinGW prefix (Win32)', mingw32),
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('mingw_prefix_64', 'MinGW prefix (Win64)', mingw64),
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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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('target_win_version', 'Targeted Windows version, >= 0x0601 (Windows 7)', '0x0601'),
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EnumVariable('debug_symbols', 'Add debugging symbols to release builds', 'yes', ('yes', 'no', 'full')),
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BoolVariable('separate_debug_symbols', 'Create a separate file containing debugging symbols', False),
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('msvc_version', 'MSVC version to use. Ignored if VCINSTALLDIR is set in shell env.', None),
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BoolVariable('use_mingw', 'Use the Mingw compiler, even if MSVC is installed. Only used on Windows.', False),
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BoolVariable('use_llvm', 'Use the LLVM compiler', False),
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BoolVariable('use_thinlto', 'Use ThinLTO', False),
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]
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def get_flags():
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return [
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]
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def build_res_file(target, source, env):
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if (env["bits"] == "32"):
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cmdbase = env['mingw_prefix_32']
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else:
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cmdbase = env['mingw_prefix_64']
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cmdbase = cmdbase + 'windres --include-dir . '
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import subprocess
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for x in range(len(source)):
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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:
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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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"""Set up env to use MSVC manually, using VCINSTALLDIR"""
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if (env["bits"] != "default"):
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print("""
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Bits argument is not supported for MSVC compilation. Architecture depends on the Native/Cross Compile Tools Prompt/Developer Console
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(or Visual Studio settings) that is being used to run SCons. As a consequence, bits argument is disabled. Run scons again without bits
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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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raise SCons.Errors.UserError("Bits argument should not be used when using VCINSTALLDIR")
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# Force bits arg
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# (Actually msys2 mingw can support 64-bit, we could detect that)
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env["bits"] = "32"
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env["x86_libtheora_opt_vc"] = True
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# find compiler manually
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compiler_version_str = methods.detect_visual_c_compiler_version(env['ENV'])
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print("Found MSVC compiler: " + compiler_version_str)
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# If building for 64bit architecture, disable assembly optimisations for 32 bit builds (theora as of writing)... vc compiler for 64bit can not compile _asm
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if(compiler_version_str == "amd64" or compiler_version_str == "x86_amd64"):
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env["bits"] = "64"
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env["x86_libtheora_opt_vc"] = False
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print("Compiled program architecture will be a 64 bit executable (forcing bits=64).")
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elif (compiler_version_str == "x86" or compiler_version_str == "amd64_x86"):
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print("Compiled program architecture will be a 32 bit executable. (forcing bits=32).")
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else:
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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.")
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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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# 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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env['TARGET_ARCH'] = None
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if env['bits'] != 'default':
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env['TARGET_ARCH'] = {'32': 'x86', '64': 'x86_64'}[env['bits']]
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if env.has_key('msvc_version'):
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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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# Get actual target arch into bits (it may be "default" at this point):
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if env['TARGET_ARCH'] in ('amd64', 'x86_64'):
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env['bits'] = '64'
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else:
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env['bits'] = '32'
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print("Found MSVC version %s, arch %s, bits=%s" % (env['MSVC_VERSION'], env['TARGET_ARCH'], env['bits']))
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if env['TARGET_ARCH'] in ('amd64', 'x86_64'):
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env["x86_libtheora_opt_vc"] = False
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def setup_mingw(env):
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"""Set up env for use with mingw"""
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# Nothing to do here
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print("Using MinGW")
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pass
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def configure_msvc(env, manual_msvc_config):
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"""Configure env to work with MSVC"""
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# Build type
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if (env["target"] == "release"):
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if (env["optimize"] == "speed"): #optimize for speed (default)
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env.Append(CCFLAGS=['/O2'])
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else: # optimize for size
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env.Append(CCFLAGS=['/O1'])
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env.Append(LINKFLAGS=['/SUBSYSTEM:WINDOWS'])
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env.Append(LINKFLAGS=['/ENTRY:mainCRTStartup'])
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env.Append(LINKFLAGS=['/OPT:REF'])
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elif (env["target"] == "release_debug"):
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if (env["optimize"] == "speed"): #optimize for speed (default)
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env.Append(CCFLAGS=['/O2'])
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else: # optimize for size
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env.Append(CCFLAGS=['/O1'])
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env.AppendUnique(CPPDEFINES = ['DEBUG_ENABLED'])
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env.Append(LINKFLAGS=['/SUBSYSTEM:CONSOLE'])
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env.Append(LINKFLAGS=['/OPT:REF'])
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elif (env["target"] == "debug"):
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env.AppendUnique(CCFLAGS=['/Z7', '/Od', '/EHsc'])
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env.AppendUnique(CPPDEFINES = ['DEBUG_ENABLED', 'DEBUG_MEMORY_ENABLED',
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'D3D_DEBUG_INFO'])
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env.Append(LINKFLAGS=['/SUBSYSTEM:CONSOLE'])
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env.Append(LINKFLAGS=['/DEBUG'])
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if (env["debug_symbols"] == "full" or env["debug_symbols"] == "yes"):
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env.AppendUnique(CCFLAGS=['/Z7'])
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env.AppendUnique(LINKFLAGS=['/DEBUG'])
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## Compile/link flags
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env.AppendUnique(CCFLAGS=['/MT', '/Gd', '/GR', '/nologo'])
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if int(env['MSVC_VERSION'].split('.')[0]) >= 14: #vs2015 and later
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env.AppendUnique(CCFLAGS=['/utf-8'])
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env.AppendUnique(CXXFLAGS=['/TP']) # assume all sources are C++
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if manual_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(CPPDEFINES = ['WINDOWS_ENABLED', 'OPENGL_ENABLED',
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'WASAPI_ENABLED', 'WINMIDI_ENABLED',
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'TYPED_METHOD_BIND',
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'WIN32', '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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env.AppendUnique(CPPDEFINES=['NOMINMAX']) # disable bogus min/max WinDef.h macros
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if env["bits"] == "64":
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env.AppendUnique(CPPDEFINES=['_WIN64'])
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## Libs
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LIBS = ['winmm', 'opengl32', 'dsound', 'kernel32', 'ole32', 'oleaut32',
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'user32', 'gdi32', 'IPHLPAPI', 'Shlwapi', 'wsock32', 'Ws2_32',
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'shell32', 'advapi32', 'dinput8', 'dxguid', 'imm32', 'bcrypt','Avrt',
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'dwmapi']
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env.Append(LINKFLAGS=[p + env["LIBSUFFIX"] for p in LIBS])
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if manual_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["use_lto"]):
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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 manual_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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# 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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# http://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 (env["target"] == "release"):
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env.Append(CCFLAGS=['-msse2'])
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if (env["optimize"] == "speed"): #optimize for speed (default)
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if (env["bits"] == "64"):
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env.Append(CCFLAGS=['-O3'])
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else:
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env.Append(CCFLAGS=['-O2'])
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else: #optimize for size
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env.Prepend(CCFLAGS=['-Os'])
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env.Append(LINKFLAGS=['-Wl,--subsystem,windows'])
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if (env["debug_symbols"] == "yes"):
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env.Prepend(CCFLAGS=['-g1'])
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if (env["debug_symbols"] == "full"):
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env.Prepend(CCFLAGS=['-g2'])
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elif (env["target"] == "release_debug"):
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env.Append(CCFLAGS=['-O2'])
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env.Append(CPPDEFINES=['DEBUG_ENABLED'])
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if (env["debug_symbols"] == "yes"):
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env.Prepend(CCFLAGS=['-g1'])
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if (env["debug_symbols"] == "full"):
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env.Prepend(CCFLAGS=['-g2'])
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if (env["optimize"] == "speed"): #optimize for speed (default)
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env.Append(CCFLAGS=['-O2'])
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else: #optimize for size
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env.Prepend(CCFLAGS=['-Os'])
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elif (env["target"] == "debug"):
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env.Append(CCFLAGS=['-g3'])
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env.Append(CPPDEFINES=['DEBUG_ENABLED', 'DEBUG_MEMORY_ENABLED'])
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## Compiler configuration
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if (os.name == "nt"):
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# Force splitting libmodules.a in multiple chunks to work around
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# issues reaching the linker command line size limit, which also
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# seem to induce huge slowdown for 'ar' (GH-30892).
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env['split_libmodules'] = True
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else:
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env["PROGSUFFIX"] = env["PROGSUFFIX"] + ".exe" # for linux cross-compilation
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if (env["bits"] == "default"):
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if (os.name == "nt"):
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env["bits"] = "64" if "PROGRAMFILES(X86)" in os.environ else "32"
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else: # default to 64-bit on Linux
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env["bits"] = "64"
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mingw_prefix = ""
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if (env["bits"] == "32"):
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env.Append(LINKFLAGS=['-static'])
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env.Append(LINKFLAGS=['-static-libgcc'])
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env.Append(LINKFLAGS=['-static-libstdc++'])
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mingw_prefix = env["mingw_prefix_32"]
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else:
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env.Append(LINKFLAGS=['-static'])
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mingw_prefix = env["mingw_prefix_64"]
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if env['use_llvm']:
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env["CC"] = mingw_prefix + "clang"
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env['AS'] = mingw_prefix + "as"
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env["CXX"] = mingw_prefix + "clang++"
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env['AR'] = mingw_prefix + "ar"
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env['RANLIB'] = mingw_prefix + "ranlib"
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env["LINK"] = mingw_prefix + "clang++"
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else:
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env["CC"] = mingw_prefix + "gcc"
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env['AS'] = mingw_prefix + "as"
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env['CXX'] = mingw_prefix + "g++"
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env['AR'] = mingw_prefix + "gcc-ar"
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env['RANLIB'] = mingw_prefix + "gcc-ranlib"
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env['LINK'] = mingw_prefix + "g++"
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env["x86_libtheora_opt_gcc"] = True
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if env['use_lto']:
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if not env['use_llvm'] and env.GetOption("num_jobs") > 1:
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env.Append(CCFLAGS=['-flto'])
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env.Append(LINKFLAGS=['-flto=' + str(env.GetOption("num_jobs"))])
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else:
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if env['use_thinlto']:
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env.Append(CCFLAGS=['-flto=thin'])
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env.Append(LINKFLAGS=['-flto=thin'])
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else:
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env.Append(CCFLAGS=['-flto'])
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env.Append(LINKFLAGS=['-flto'])
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env.Append(LINKFLAGS=['-Wl,--stack,' + str(STACK_SIZE)])
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## Compile flags
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env.Append(CCFLAGS=['-mwindows'])
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env.Append(CPPDEFINES=['WINDOWS_ENABLED', 'OPENGL_ENABLED', 'WASAPI_ENABLED', 'WINMIDI_ENABLED'])
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env.Append(CPPDEFINES=[('WINVER', env['target_win_version']), ('_WIN32_WINNT', env['target_win_version'])])
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env.Append(LIBS=['mingw32', 'opengl32', 'dsound', 'ole32', 'd3d9', 'winmm', 'gdi32', 'iphlpapi', 'shlwapi', 'wsock32', 'ws2_32', 'kernel32', 'oleaut32', 'dinput8', 'dxguid', 'ksuser', 'imm32', 'bcrypt', 'avrt', 'uuid', 'dwmapi'])
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env.Append(CPPDEFINES=['MINGW_ENABLED', ('MINGW_HAS_SECURE_API', 1)])
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# resrc
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env.Append(BUILDERS={'RES': env.Builder(action=build_res_file, suffix='.o', src_suffix='.rc')})
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def configure(env):
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# At this point the env has been set up with basic tools/compilers.
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env.Prepend(CPPPATH=['#platform/windows'])
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print("Configuring for Windows: target=%s, bits=%s" % (env['target'], env['bits']))
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if (os.name == "nt"):
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env['ENV'] = os.environ # this makes build less repeatable, but simplifies some things
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env['ENV']['TMP'] = os.environ['TMP']
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# First figure out which compiler, version, and target arch we're using
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if os.getenv("VCINSTALLDIR") and not env["use_mingw"]:
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# Manual setup of MSVC
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setup_msvc_manual(env)
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env.msvc = True
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manual_msvc_config = True
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elif env.get('MSVC_VERSION', '') and not env["use_mingw"]:
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setup_msvc_auto(env)
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env.msvc = True
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manual_msvc_config = False
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else:
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setup_mingw(env)
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env.msvc = False
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# Now set compiler/linker flags
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if env.msvc:
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configure_msvc(env, manual_msvc_config)
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else: # MinGW
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configure_mingw(env)
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