Xash3D FWGS engine.
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#! /usr/bin/env python
# encoding: utf-8
# a1batross, mittorn, 2018
from __future__ import print_function
from waflib import Logs, Context, Configure
import sys
import os
VERSION = '0.99'
APPNAME = 'xash3d-fwgs'
top = '.'
Context.Context.line_just = 55 # should fit for everything on 80x26
class Subproject:
name = ''
dedicated = True # if true will be ignored when building dedicated server
singlebin = False # if true will be ignored when singlebinary is set
ignore = False # if true will be ignored, set by user request
def __init__(self, name, dedicated=True, singlebin=False):
self.name = name
self.dedicated = dedicated
self.singlebin = singlebin
def is_enabled(self, ctx):
if ctx.env.SINGLE_BINARY and self.singlebin:
return False
if ctx.env.DEST_OS == 'android' and self.singlebin:
return False
if ctx.env.DEDICATED and self.dedicated:
return False
return True
SUBDIRS = [
Subproject('public', dedicated=False),
Subproject('game_launch', singlebin=True),
Subproject('ref_gl'),
# Subproject('ref_soft'),
Subproject('mainui'),
Subproject('vgui_support'),
Subproject('engine', dedicated=False),
]
def subdirs():
return map(lambda x: x.name, SUBDIRS)
def options(opt):
grp = opt.add_option_group('Common options')
grp.add_option('-T', '--build-type', action='store', dest='BUILD_TYPE', default = None,
help = 'build type: debug, release or none(custom flags)')
grp.add_option('-d', '--dedicated', action = 'store_true', dest = 'DEDICATED', default = False,
help = 'build Xash Dedicated Server [default: %default]')
grp.add_option('--single-binary', action = 'store_true', dest = 'SINGLE_BINARY', default = False,
help = 'build single "xash" binary (always enabled for dedicated) [default: %default]')
grp.add_option('-8', '--64bits', action = 'store_true', dest = 'ALLOW64', default = False,
help = 'allow targetting 64-bit engine(Linux/Windows/OSX x86 only) [default: %default]')
grp.add_option('-W', '--win-style-install', action = 'store_true', dest = 'WIN_INSTALL', default = False,
help = 'install like Windows build, ignore prefix, useful for development [default: %default]')
grp.add_option('--enable-bsp2', action = 'store_true', dest = 'SUPPORT_BSP2_FORMAT', default = False,
help = 'build engine and renderers with BSP2 map support(recommended for Quake, breaks compatibility!) [default: %default]')
grp.add_option('--enable-lto', action = 'store_true', dest = 'LTO', default = False,
help = 'enable Link Time Optimization if possible [default: %default]')
grp.add_option('--enable-poly-opt', action = 'store_true', dest = 'POLLY', default = False,
help = 'enable polyhedral optimization if possible [default: %default]')
opt.load('subproject')
opt.add_subproject(subdirs())
opt.load('xcompile compiler_cxx compiler_c sdl2 clang_compilation_database strip_on_install waf_unit_test')
if sys.platform == 'win32':
opt.load('msvc msdev msvs')
opt.load('reconfigure')
def configure(conf):
valid_build_types = ['fastnative', 'fast', 'release', 'debug', 'nooptimize', 'sanitize', 'none']
conf.load('fwgslib reconfigure')
conf.start_msg('Build type')
if conf.options.BUILD_TYPE == None:
conf.end_msg('not set', color='RED')
conf.fatal('Please set a build type, for example "-T release"')
elif not conf.options.BUILD_TYPE in valid_build_types:
conf.end_msg(conf.options.BUILD_TYPE, color='RED')
conf.fatal('Invalid build type. Valid are: %s' % valid_build_types.join(', '))
conf.end_msg(conf.options.BUILD_TYPE)
# -march=native should not be used
if conf.options.BUILD_TYPE.startswith('fast'):
Logs.warn('WARNING: \'%s\' build type should not be used in release builds', conf.options.BUILD_TYPE)
# Force XP compability, all build targets should add
# subsystem=bld.env.MSVC_SUBSYSTEM
# TODO: wrapper around bld.stlib, bld.shlib and so on?
conf.env.MSVC_SUBSYSTEM = 'WINDOWS,5.01'
conf.env.MSVC_TARGETS = ['x86'] # explicitly request x86 target for MSVC
if sys.platform == 'win32':
conf.load('msvc msvc_pdb msdev msvs')
conf.load('subproject xcompile compiler_c compiler_cxx gitversion clang_compilation_database strip_on_install waf_unit_test pthreads')
# Every static library must have fPIC
if conf.env.DEST_OS != 'win32' and '-fPIC' in conf.env.CFLAGS_cshlib:
conf.env.append_unique('CFLAGS_cstlib', '-fPIC')
conf.env.append_unique('CXXFLAGS_cxxstlib', '-fPIC')
# modify options dictionary early
if conf.env.DEST_OS == 'android':
conf.options.NO_VGUI= True # skip vgui
conf.options.NANOGL = True
conf.options.GLWES = True
conf.options.GL = False
# We restrict 64-bit builds ONLY for Win/Linux/OSX running on Intel architecture
# Because compatibility with original GoldSrc
if conf.env.DEST_OS in ['win32', 'linux', 'darwin'] and conf.env.DEST_CPU == 'x86_64':
conf.env.BIT32_MANDATORY = not conf.options.ALLOW64
if not conf.env.BIT32_MANDATORY:
Logs.info('WARNING: will build engine for 32-bit target')
else:
conf.env.BIT32_MANDATORY = False
conf.load('force_32bit')
linker_flags = {
'common': {
'msvc': ['/DEBUG'], # always create PDB, doesn't affect result binaries
'gcc': ['-Wl,--no-undefined']
},
'sanitize': {
'clang': ['-fsanitize=undefined', '-fsanitize=address'],
'gcc': ['-fsanitize=undefined', '-fsanitize=address'],
}
}
compiler_c_cxx_flags = {
'common': {
# disable thread-safe local static initialization for C++11 code, as it cause crashes on Windows XP
'msvc': ['/D_USING_V110_SDK71_', '/Zi', '/FS', '/Zc:threadSafeInit-', '/MT'],
'clang': ['-g', '-gdwarf-2', '-fvisibility=hidden'],
'gcc': ['-g', '-fvisibility=hidden']
},
'fast': {
'msvc': ['/O2', '/Oy'],
'gcc': ['-Ofast', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer'],
'clang': ['-Ofast'],
'default': ['-O3']
},
'fastnative': {
'msvc': ['/O2', '/Oy'],
'gcc': ['-Ofast', '-march=native', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer'],
'clang': ['-Ofast', '-march=native'],
'default': ['-O3']
},
'release': {
'msvc': ['/O2'],
'default': ['-O3']
},
'debug': {
'msvc': ['/O1'],
'gcc': ['-Og'],
'default': ['-O1']
},
'sanitize': {
'msvc': ['/Od', '/RTC1'],
'gcc': ['-Og', '-fsanitize=undefined', '-fsanitize=address'],
'clang': ['-O0', '-fsanitize=undefined', '-fsanitize=address'],
'default': ['-O0']
},
'nooptimize': {
'msvc': ['/Od'],
'default': ['-O0']
}
}
compiler_optional_flags = [
'-fdiagnostics-color=always',
'-Werror=return-type',
'-Werror=parentheses',
'-Werror=vla',
'-Werror=tautological-compare',
'-Werror=duplicated-cond',
'-Werror=duplicated-branches', # BEWARE: buggy
'-Werror=bool-compare',
'-Werror=bool-operation',
# '-Wdouble-promotion', # disable warning flood
'-Wstrict-aliasing',
]
c_compiler_optional_flags = [
'-Werror=implicit-function-declaration',
'-Werror=int-conversion',
'-Werror=implicit-int',
'-Werror=strict-prototypes',
'-Werror=old-style-declaration',
'-Werror=old-style-definition',
'-Werror=declaration-after-statement'
]
linkflags = conf.get_flags_by_type(linker_flags, conf.options.BUILD_TYPE, conf.env.COMPILER_CC)
cflags = conf.get_flags_by_type(compiler_c_cxx_flags, conf.options.BUILD_TYPE, conf.env.COMPILER_CC)
# Here we don't differentiate C or C++ flags
if conf.options.LTO:
lto_cflags = {
'msvc': ['/GL'],
'gcc': ['-flto'],
'clang': ['-flto']
}
lto_linkflags = {
'msvc': ['/LTCG'],
'gcc': ['-flto'],
'clang': ['-flto']
}
cflags += conf.get_flags_by_compiler(lto_cflags, conf.env.COMPILER_CC)
linkflags += conf.get_flags_by_compiler(lto_linkflags, conf.env.COMPILER_CC)
if conf.options.POLLY:
polly_cflags = {
'gcc': ['-fgraphite-identity'],
'clang': ['-mllvm', '-polly']
# msvc sosat :(
}
cflags += conf.get_flags_by_compiler(polly_cflags, conf.env.COMPILER_CC)
# And here C++ flags starts to be treated separately
cxxflags = list(cflags)
if conf.env.COMPILER_CC != 'msvc':
conf.check_cc(cflags=cflags, msg= 'Checking for required C flags')
conf.check_cxx(cxxflags=cflags, msg= 'Checking for required C++ flags')
cxxflags += conf.filter_cxxflags(compiler_optional_flags, cflags)
cflags += conf.filter_cflags(compiler_optional_flags + c_compiler_optional_flags, cflags)
conf.env.append_unique('CFLAGS', cflags)
conf.env.append_unique('CXXFLAGS', cxxflags)
conf.env.append_unique('LINKFLAGS', linkflags)
# check if we can use C99 tgmath
if conf.check_cc(header_name='tgmath.h', mandatory=False):
tgmath_usable = conf.check_cc(fragment='''#include<tgmath.h>
int main(void){ return (int)sin(2.0f); }''',
msg='Checking if tgmath.h is usable', mandatory=False)
conf.define_cond('HAVE_TGMATH_H', tgmath_usable)
else:
conf.undefine('HAVE_TGMATH_H')
conf.env.DEDICATED = conf.options.DEDICATED
conf.env.SINGLE_BINARY = conf.options.SINGLE_BINARY or conf.env.DEDICATED
if conf.env.DEST_OS != 'win32':
conf.check_pthread_flag()
conf.check_cc(lib='dl', mandatory=False)
if not conf.env.LIB_M: # HACK: already added in xcompile!
conf.check_cc(lib='m')
else:
# Common Win32 libraries
# Don't check them more than once, to save time
# Usually, they are always available
# but we need them in uselib
a = map(lambda x: {
# 'features': 'c',
# 'message': '...' + x,
'lib': x,
# 'uselib_store': x.upper(),
# 'global_define': False,
}, [
'user32',
'shell32',
'gdi32',
'advapi32',
'dbghelp',
'psapi',
'ws2_32'
])
for i in a:
conf.check_cc(**i)
# conf.multicheck(*a, run_all_tests = True, mandatory = True)
# indicate if we are packaging for Linux/BSD
if not conf.options.WIN_INSTALL and conf.env.DEST_OS not in ['win32', 'darwin', 'android']:
conf.env.LIBDIR = conf.env.BINDIR = '${PREFIX}/lib/xash3d'
else:
conf.env.LIBDIR = conf.env.BINDIR = conf.env.PREFIX
conf.define('XASH_BUILD_COMMIT', conf.env.GIT_VERSION if conf.env.GIT_VERSION else 'notset')
for i in SUBDIRS:
if not i.is_enabled(conf):
continue
conf.add_subproject(i.name)
def build(bld):
for i in SUBDIRS:
if not i.is_enabled(bld):
continue
bld.add_subproject(i.name)