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Xash3D FWGS engine.
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xash3d-fwgs/wscript

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#! /usr/bin/env python
# encoding: utf-8
# a1batross, mittorn, 2018
from waflib import Build, Context, Logs
import sys
import os
VERSION = '0.99'
APPNAME = 'xash3d-fwgs'
top = '.'
Context.Context.line_just = 55 # should fit for everything on 80x26
class Subproject:
def __init__(self, name, fnFilter = None):
self.name = name
self.fnFilter = fnFilter
def is_exists(self, ctx):
return ctx.path.find_node(self.name + '/wscript')
def is_enabled(self, ctx):
if not self.is_exists(ctx):
return False
if self.fnFilter:
return self.fnFilter(ctx)
return True
SUBDIRS = [
# always configured and built
Subproject('public'),
Subproject('filesystem'),
Subproject('engine'),
Subproject('stub/server'),
Subproject('dllemu'),
# disable only by engine feature, makes no sense to even parse subprojects in dedicated mode
Subproject('3rdparty/extras', lambda x: not x.env.DEDICATED and x.env.DEST_OS != 'android'),
Subproject('3rdparty/nanogl', lambda x: not x.env.DEDICATED and x.env.NANOGL),
Subproject('3rdparty/gl-wes-v2', lambda x: not x.env.DEDICATED and x.env.GLWES),
Subproject('3rdparty/gl4es', lambda x: not x.env.DEDICATED and x.env.GL4ES),
Subproject('ref/gl', lambda x: not x.env.DEDICATED and (x.env.GL or x.env.NANOGL or x.env.GLWES or x.env.GL4ES)),
Subproject('ref/soft', lambda x: not x.env.DEDICATED and x.env.SOFT),
Subproject('3rdparty/mainui', lambda x: not x.env.DEDICATED),
Subproject('3rdparty/vgui_support', lambda x: not x.env.DEDICATED),
Subproject('stub/client', lambda x: not x.env.DEDICATED),
Subproject('game_launch', lambda x: not x.env.SINGLE_BINARY and x.env.DEST_OS != 'android'),
# disable only by external dependency presense
Subproject('3rdparty/opus', lambda x: not x.env.HAVE_SYSTEM_OPUS and not x.env.DEDICATED),
# enabled optionally
Subproject('utils/mdldec', lambda x: x.env.ENABLE_UTILS),
Subproject('utils/run-fuzzer', lambda x: x.env.ENABLE_FUZZER),
]
def options(opt):
grp = opt.add_option_group('Common options')
grp.add_option('-d', '--dedicated', action = 'store_true', dest = 'DEDICATED', default = False,
help = 'build Xash Dedicated Server [default: %default]')
grp.add_option('--gamedir', action = 'store', dest = 'GAMEDIR', default = 'valve',
help = 'engine default game directory [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('-P', '--enable-packaging', action = 'store_true', dest = 'PACKAGING', default = False,
help = 'respect prefix option, useful for packaging for various operating systems [default: %default]')
grp.add_option('--enable-bundled-deps', action = 'store_true', dest = 'BUILD_BUNDLED_DEPS', default = False,
help = 'prefer to build bundled dependencies (like opus) instead of relying on system provided')
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('--low-memory-mode', action = 'store', dest = 'LOW_MEMORY', default = 0, type = 'int',
help = 'enable low memory mode (only for devices have <128 ram)')
grp.add_option('--disable-werror', action = 'store_true', dest = 'DISABLE_WERROR', default = False,
help = 'disable compilation abort on warning')
grp = opt.add_option_group('Renderers options')
grp.add_option('--enable-all-renderers', action='store_true', dest='ALL_RENDERERS', default=False,
help = 'enable all renderers supported by Xash3D FWGS [default: %default]')
grp.add_option('--enable-gles1', action='store_true', dest='NANOGL', default=False,
help = 'enable gles1 renderer [default: %default]')
grp.add_option('--enable-gles2', action='store_true', dest='GLWES', default=False,
help = 'enable gles2 renderer [default: %default]')
grp.add_option('--enable-gl4es', action='store_true', dest='GL4ES', default=False,
help = 'enable gles2 renderer [default: %default]')
grp.add_option('--disable-gl', action='store_false', dest='GL', default=True,
help = 'disable opengl renderer [default: %default]')
grp.add_option('--disable-soft', action='store_false', dest='SOFT', default=True,
help = 'disable soft renderer [default: %default]')
grp = opt.add_option_group('Utilities options')
grp.add_option('--enable-utils', action = 'store_true', dest = 'ENABLE_UTILS', default = False,
help = 'enable building various development utilities [default: %default]')
grp.add_option('--enable-fuzzer', action = 'store_true', dest = 'ENABLE_FUZZER', default = False,
help = 'enable building libFuzzer runner [default: %default]' )
opt.load('compiler_optimizations subproject')
for i in SUBDIRS:
if not i.is_exists(opt):
continue
opt.add_subproject(i.name)
opt.load('xshlib xcompile compiler_cxx compiler_c sdl2 clang_compilation_database strip_on_install waf_unit_test msdev msvs msvc reconfigure')
def configure(conf):
conf.load('fwgslib reconfigure compiler_optimizations')
conf.env.MSVC_TARGETS = ['x86' if not conf.options.ALLOW64 else 'x64']
# Load compilers early
conf.load('xshlib xcompile compiler_c compiler_cxx')
if conf.options.NSWITCH:
conf.load('nswitch')
if conf.options.PSVITA:
conf.load('psvita')
# HACKHACK: override msvc DEST_CPU value by something that we understand
if conf.env.DEST_CPU == 'amd64':
conf.env.DEST_CPU = 'x86_64'
if conf.env.COMPILER_CC == 'msvc':
conf.load('msvc_pdb')
conf.load('msvs msdev subproject gitversion clang_compilation_database strip_on_install waf_unit_test enforce_pic')
# Force XP compatibility, all build targets should add subsystem=bld.env.MSVC_SUBSYSTEM
if conf.env.MSVC_TARGETS[0] == 'x86':
conf.env.MSVC_SUBSYSTEM = 'WINDOWS,5.01'
conf.env.CONSOLE_SUBSYSTEM = 'CONSOLE,5.01'
else:
conf.env.MSVC_SUBSYSTEM = 'WINDOWS'
conf.env.CONSOLE_SUBSYSTEM = 'CONSOLE'
enforce_pic = True # modern defaults
# 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.GL4ES = True
conf.options.GL = False
elif conf.env.MAGX:
conf.options.USE_SELECT = True
conf.options.SDL12 = True
conf.options.NO_VGUI = True
conf.options.GL = False
conf.options.LOW_MEMORY = 1
conf.options.SINGLE_BINARY = True
conf.options.NO_ASYNC_RESOLVE = True
conf.define('XASH_SDLMAIN', 1)
enforce_pic = False
elif conf.env.DEST_OS == 'dos':
conf.options.SINGLE_BINARY = True
elif conf.env.DEST_OS == 'nswitch':
conf.options.NO_VGUI = True
conf.options.GL = True
conf.options.SINGLE_BINARY = True
conf.options.NO_ASYNC_RESOLVE = True
conf.options.USE_STBTT = True
elif conf.env.DEST_OS == 'psvita':
conf.options.NO_VGUI = True
conf.options.GL = True
conf.options.SINGLE_BINARY = True
conf.options.NO_ASYNC_RESOLVE = True
conf.options.USE_STBTT = True
# we'll specify -fPIC by hand for shared libraries only
enforce_pic = False
if conf.env.STATIC_LINKING:
enforce_pic = False # PIC may break full static builds
conf.check_pic(enforce_pic)
# 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 conf.env.BIT32_MANDATORY:
Logs.info('WARNING: will build engine for 32-bit target')
else:
conf.env.BIT32_MANDATORY = False
conf.load('force_32bit')
compiler_optional_flags = [
# '-Wall', '-Wextra', '-Wpedantic',
'-fdiagnostics-color=always',
'-Werror=return-type',
'-Werror=parentheses',
'-Werror=vla',
'-Werror=tautological-compare',
'-Werror=duplicated-cond',
'-Werror=bool-compare',
'-Werror=bool-operation',
'-Werror=cast-align=strict', # =strict is for GCC >=8
'-Werror=packed',
'-Werror=packed-not-aligned',
'-Wuninitialized', # older GCC versions have -Wmaybe-uninitialized enabled by this switch, which is not accurate
# so just warn, not error
'-Winit-self',
'-Werror=implicit-fallthrough=2', # clang incompatible without "=2"
'-Werror=logical-op',
'-Werror=write-strings',
'-Werror=sizeof-pointer-memaccess',
'-Werror=sizeof-array-div',
'-Werror=sizeof-pointer-div',
'-Werror=string-compare',
'-Werror=use-after-free=3',
'-Werror=sequence-point',
# '-Werror=format=2',
# '-Wdouble-promotion', # disable warning flood
'-Wstrict-aliasing',
'-Wmisleading-indentation',
]
c_compiler_optional_flags = [
'-Werror=incompatible-pointer-types',
'-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',
'-Werror=enum-conversion',
'-Werror=jump-misses-init',
'-Werror=strict-prototypes',
# '-Werror=nested-externs',
'-fnonconst-initializers' # owcc
]
cflags, linkflags = conf.get_optimization_flags()
# on the Switch, allow undefined symbols by default, which is needed for libsolder to work
# we'll specifically disallow them for the engine executable
# additionally, shared libs are linked without standard libs, we'll add those back in the engine wscript
if conf.env.DEST_OS == 'nswitch':
linkflags.remove('-Wl,--no-undefined')
conf.env.append_unique('LINKFLAGS_cshlib', ['-nostdlib', '-nostartfiles'])
conf.env.append_unique('LINKFLAGS_cxxshlib', ['-nostdlib', '-nostartfiles'])
# same on the vita
if conf.env.DEST_OS == 'psvita':
conf.env.append_unique('CFLAGS_cshlib', ['-fPIC'])
conf.env.append_unique('CXXFLAGS_cxxshlib', ['-fPIC', '-fno-use-cxa-atexit'])
conf.env.append_unique('LINKFLAGS_cshlib', ['-nostdlib', '-Wl,--unresolved-symbols=ignore-all'])
conf.env.append_unique('LINKFLAGS_cxxshlib', ['-nostdlib', '-Wl,--unresolved-symbols=ignore-all'])
# set the metadata
conf.env.TITLEID = 'XASH10000'
conf.env.APPNAME = 'xash3d-fwgs'
# And here C++ flags starts to be treated separately
cxxflags = list(cflags)
if conf.env.COMPILER_CC != 'msvc' and not conf.options.DISABLE_WERROR:
conf.check_cc(cflags=cflags, linkflags=linkflags, msg='Checking for required C flags')
conf.check_cxx(cxxflags=cflags, linkflags=linkflags, msg='Checking for required C++ flags')
conf.env.append_unique('CFLAGS', cflags)
conf.env.append_unique('CXXFLAGS', cxxflags)
conf.env.append_unique('LINKFLAGS', linkflags)
cxxflags += conf.filter_cxxflags(compiler_optional_flags, cflags)
cflags += conf.filter_cflags(compiler_optional_flags + c_compiler_optional_flags, cflags)
# check if we need to use irix linkflags
if conf.env.DEST_OS == 'irix' and conf.env.COMPILER_CC == 'gcc':
linkflags.remove('-Wl,--no-undefined')
linkflags.append('-Wl,--unresolved-symbols=ignore-all')
# check if we're in a sgug environment
if 'sgug' in os.environ['LD_LIBRARYN32_PATH']:
linkflags.append('-lc')
conf.env.append_unique('CFLAGS', cflags)
conf.env.append_unique('CXXFLAGS', cxxflags)
conf.env.append_unique('LINKFLAGS', linkflags)
conf.env.ENABLE_UTILS = conf.options.ENABLE_UTILS
conf.env.ENABLE_FUZZER = conf.options.ENABLE_FUZZER
conf.env.DEDICATED = conf.options.DEDICATED
conf.env.SINGLE_BINARY = conf.options.SINGLE_BINARY or conf.env.DEDICATED
conf.env.NANOGL = conf.options.NANOGL or conf.options.ALL_RENDERERS
conf.env.GLWES = conf.options.GLWES or conf.options.ALL_RENDERERS
conf.env.GL4ES = conf.options.GL4ES or conf.options.ALL_RENDERERS
conf.env.GL = conf.options.GL or conf.options.ALL_RENDERERS
conf.env.SOFT = conf.options.SOFT or conf.options.ALL_RENDERERS
conf.env.GAMEDIR = conf.options.GAMEDIR
conf.define('XASH_GAMEDIR', conf.options.GAMEDIR)
# check if we can use C99 stdint
conf.define('STDINT_H', 'stdint.h' if conf.check_cc(header_name='stdint.h', mandatory=False) else 'pstdint.h')
# check if we can use alloca.h or malloc.h
if conf.check_cc(header_name='alloca.h', mandatory=False):
conf.define('ALLOCA_H', 'alloca.h')
elif conf.check_cc(header_name='malloc.h', mandatory=False):
conf.define('ALLOCA_H', 'malloc.h')
if conf.env.DEST_OS != 'win32':
if conf.env.DEST_OS == 'nswitch':
conf.check_cfg(package='solder', args='--cflags --libs', uselib_store='SOLDER', mandatory=True)
if conf.env.HAVE_SOLDER and conf.env.LIB_SOLDER and conf.options.BUILD_TYPE == 'debug':
conf.env.LIB_SOLDER[0] += 'd' # load libsolderd in debug mode
elif conf.env.DEST_OS == 'psvita':
conf.check_cc(lib='vrtld', mandatory=True)
else:
conf.check_cc(lib='dl', mandatory=False)
if not conf.env.LIB_M: # HACK: already added in xcompile!
conf.check_cc(lib='m')
if conf.env.DEST_OS == 'android':
conf.check_cc(lib='log')
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 = [ 'user32', 'shell32', 'gdi32', 'advapi32', 'dbghelp', 'psapi', 'ws2_32' ]
if conf.env.COMPILER_CC == 'msvc':
for i in a:
conf.start_msg('Checking for MSVC library')
conf.check_lib_msvc(i)
conf.end_msg(i)
else:
for i in a:
conf.check_cc(lib = i)
# check if we can use C99 tgmath
if conf.check_cc(header_name='tgmath.h', mandatory=False):
if conf.env.COMPILER_CC == 'msvc':
conf.define('_CRT_SILENCE_NONCONFORMING_TGMATH_H', 1)
tgmath_usable = conf.check_cc(fragment='''#include<tgmath.h>
const float val = 2, val2 = 3;
int main(void){ return (int)(-asin(val) + cos(val2)); }''',
msg='Checking if tgmath.h is usable', mandatory=False, use='M')
conf.define_cond('HAVE_TGMATH_H', tgmath_usable)
else:
conf.undefine('HAVE_TGMATH_H')
# set _FILE_OFFSET_BITS=64 for filesystems with 64-bit inodes
if conf.env.DEST_OS != 'win32' and conf.env.DEST_SIZEOF_VOID_P == 4:
# check was borrowed from libarchive source code
file_offset_bits_usable = conf.check_cc(fragment='''
#define _FILE_OFFSET_BITS 64
#include <sys/types.h>
#define KB ((off_t)1024)
#define MB ((off_t)1024 * KB)
#define GB ((off_t)1024 * MB)
#define TB ((off_t)1024 * GB)
int t2[(((64 * GB -1) % 671088649) == 268434537)
&& (((TB - (64 * GB -1) + 255) % 1792151290) == 305159546)? 1: -1];
int main(void) { return 0; }''',
msg='Checking if _FILE_OFFSET_BITS can be defined to 64', mandatory=False)
if file_offset_bits_usable:
conf.define('_FILE_OFFSET_BITS', 64)
else: conf.undefine('_FILE_OFFSET_BITS')
if conf.env.DEST_OS != 'win32':
strcasestr_frag = '''#include <string.h>
int main(int argc, char **argv) { strcasestr(argv[1], argv[2]); return 0; }'''
strchrnul_frag = '''#include <string.h>
int main(int argc, char **argv) { strchrnul(argv[1], 'x'); return 0; }'''
def check_gnu_function(frag, msg, define):
if conf.check_cc(msg=msg, mandatory=False, fragment=frag):
conf.define(define, 1)
elif conf.check_cc(msg='... with _GNU_SOURCE?', mandatory=False, fragment=frag, defines='_GNU_SOURCE=1'):
conf.define(define, 1)
conf.define('_GNU_SOURCE', 1)
check_gnu_function(strcasestr_frag, 'Checking for strcasestr', 'HAVE_STRCASESTR')
check_gnu_function(strchrnul_frag, 'Checking for strchrnul', 'HAVE_STRCHRNUL')
# indicate if we are packaging for Linux/BSD
if conf.options.PACKAGING:
conf.env.LIBDIR = conf.env.BINDIR = conf.env.LIBDIR + '/xash3d'
conf.env.SHAREDIR = '${PREFIX}/share/xash3d'
else:
if sys.platform != 'win32' and conf.env.DEST_OS != 'android':
conf.env.PREFIX = '/'
conf.env.SHAREDIR = conf.env.LIBDIR = conf.env.BINDIR = conf.env.PREFIX
if not conf.options.BUILD_BUNDLED_DEPS:
# check if we can use system opus
conf.define('CUSTOM_MODES', 1)
# try to link with export that only exists with CUSTOM_MODES defined
if conf.check_pkg('opus', 'opus', '''#include <opus_custom.h>
int main(void){ return !opus_custom_encoder_init(0, 0, 0); }''', fatal = False):
conf.env.HAVE_SYSTEM_OPUS = True
else:
conf.undefine('CUSTOM_MODES')
conf.define('XASH_BUILD_COMMIT', conf.env.GIT_VERSION if conf.env.GIT_VERSION else 'notset')
conf.define('XASH_LOW_MEMORY', conf.options.LOW_MEMORY)
for i in SUBDIRS:
if not i.is_enabled(conf):
continue
conf.add_subproject(i.name)
def build(bld):
# don't clean QtCreator files and reconfigure saved options
bld.clean_files = bld.bldnode.ant_glob('**',
excl='*.user configuration.py .lock* *conf_check_*/** config.log %s/*' % Build.CACHE_DIR,
quiet=True, generator=True)
bld.load('xshlib')
for i in SUBDIRS:
if not i.is_enabled(bld):
continue
bld.add_subproject(i.name)