# vim: set sts=2 ts=8 sw=2 tw=99 et ft=python: import os def ResolveEnvPath(env, folder): if env in os.environ: path = os.environ[env] if os.path.isdir(path): return path return None head = os.getcwd() oldhead = None while head != None and head != oldhead: path = os.path.join(head, folder) if os.path.isdir(path): return path oldhead = head head, tail = os.path.split(head) return None def Normalize(path): return os.path.abspath(os.path.normpath(path)) def SetArchFlags(compiler): if compiler.behavior == 'gcc': if compiler.target.arch == 'x86_64': compiler.cflags += ['-fPIC'] elif compiler.like('msvc'): if compiler.target.arch == 'x86_64': compiler.defines += ['WIN64'] class ExtensionConfig(object): def __init__(self): self.extensions = [] self.sm_root = None self.all_targets = [] self.target_archs = set() if builder.options.targets: target_archs = builder.options.targets.split(',') else: target_archs = ['x86'] for arch in target_archs: try: cxx = builder.DetectCxx(target_arch = arch) self.target_archs.add(cxx.target.arch) except Exception as e: # Error if archs were manually overridden. if builder.options.targets: raise print('Skipping target {}: {}'.format(arch, e)) continue self.all_targets.append(cxx) if not self.all_targets: raise Exception('No suitable C/C++ compiler was found.') @property def tag(self): if builder.options.debug == '1': return 'Debug' return 'Release' def detectSourceMod(self): if builder.options.sm_path: self.sm_root = builder.options.sm_path else: self.sm_root = ResolveEnvPath('SOURCEMOD18', 'sourcemod-1.8') if not self.sm_root: self.sm_root = ResolveEnvPath('SOURCEMOD110', 'sourcemod-1.10') if not self.sm_root: self.sm_root = ResolveEnvPath('SOURCEMOD', 'sourcemod') if not self.sm_root: self.sm_root = ResolveEnvPath('SOURCEMOD_DEV', 'sourcemod-central') if not self.sm_root or not os.path.isdir(self.sm_root): raise Exception('Could not find a source copy of SourceMod') self.sm_root = Normalize(self.sm_root) def configure(self): for cxx in self.all_targets: self.configure_cxx(cxx) def configure_cxx(self, cxx): if cxx.family == 'msvc': if cxx.version < 1900: raise Exception('MSVC 2015 or later is required.') elif cxx.family == 'gcc': if cxx.version < 'gcc-4.9': raise Exception('GCC 4.9 or later is required.') elif cxx.family == 'clang': if cxx.version < 'clang-3.4': raise Exception('Clang 3.4 or later is required.') if cxx.like('gcc'): self.configure_gcc(cxx) elif cxx.family == 'msvc': self.configure_msvc(cxx) # Optimization if builder.options.opt == '1': cxx.defines += ['NDEBUG'] # Debugging if builder.options.debug == '1': cxx.defines += ['DEBUG', '_DEBUG'] # Platform-specifics if cxx.target.platform == 'linux': self.configure_linux(cxx) elif cxx.target.platform == 'mac': self.configure_mac(cxx) elif cxx.target.platform == 'windows': self.configure_windows(cxx) # Finish up. cxx.includes += [ os.path.join(self.sm_root, 'public'), ] def configure_gcc(self, cxx): cxx.defines += [ 'stricmp=strcasecmp', '_stricmp=strcasecmp', '_snprintf=snprintf', '_vsnprintf=vsnprintf', 'HAVE_STDINT_H', 'GNUC', ] cxx.cflags += [ '-pipe', '-fno-strict-aliasing', '-Wall', '-Werror', '-Wno-unused', '-Wno-switch', '-Wno-array-bounds', '-msse', '-fvisibility=hidden', ] if cxx.version == 'apple-clang-6.0' or cxx.version == 'clang-3.4': cxx.cxxflags += ['-std=c++1y'] else: cxx.cxxflags += ['-std=c++14'] cxx.cxxflags += [ '-fno-exceptions', '-fno-threadsafe-statics', '-Wno-non-virtual-dtor', '-Wno-overloaded-virtual', '-fvisibility-inlines-hidden', ] have_gcc = cxx.family == 'gcc' have_clang = cxx.family == 'clang' if cxx.version >= 'clang-3.9' or cxx.version == 'clang-3.4' or cxx.version > 'apple-clang-6.0': cxx.cxxflags += ['-Wno-expansion-to-defined'] if cxx.version == 'clang-3.9' or cxx.version == 'apple-clang-8.0': cxx.cflags += ['-Wno-varargs'] if cxx.version >= 'clang-3.4' or cxx.version >= 'apple-clang-7.0': cxx.cxxflags += ['-Wno-inconsistent-missing-override'] if cxx.version >= 'clang-2.9' or cxx.version >= 'apple-clang-3.0': cxx.cxxflags += ['-Wno-null-dereference'] if have_clang or (cxx.version >= 'gcc-4.6'): cxx.cflags += ['-Wno-narrowing'] if have_clang or (cxx.version >= 'gcc-4.7'): cxx.cxxflags += ['-Wno-delete-non-virtual-dtor'] if cxx.version >= 'gcc-4.8': cxx.cflags += ['-Wno-unused-result'] if cxx.version >= 'gcc-9.0': cxx.cxxflags += ['-Wno-class-memaccess', '-Wno-packed-not-aligned'] if have_clang: cxx.cxxflags += ['-Wno-implicit-exception-spec-mismatch'] if cxx.version >= 'apple-clang-5.1' or cxx.version >= 'clang-3.4': cxx.cxxflags += ['-Wno-deprecated-register'] else: cxx.cxxflags += ['-Wno-deprecated'] cxx.cflags += ['-Wno-sometimes-uninitialized'] if have_gcc: cxx.cflags += ['-mfpmath=sse'] cxx.cflags += ['-Wno-maybe-uninitialized'] if builder.options.opt == '1': cxx.cflags += ['-O3'] # This needs to be after our optimization flags which could otherwise disable it. # Don't omit the frame pointer. cxx.cflags += ['-fno-omit-frame-pointer'] def configure_msvc(self, cxx): if builder.options.debug == '1': cxx.cflags += ['/MTd'] cxx.linkflags += ['/NODEFAULTLIB:libcmt'] else: cxx.cflags += ['/MT'] cxx.defines += [ '_CRT_SECURE_NO_DEPRECATE', '_CRT_SECURE_NO_WARNINGS', '_CRT_NONSTDC_NO_DEPRECATE', '_ITERATOR_DEBUG_LEVEL=0', ] cxx.cflags += [ '/W3', ] cxx.cxxflags += [ '/EHsc', '/GR-', '/TP', ] cxx.linkflags += [ 'kernel32.lib', 'user32.lib', 'gdi32.lib', 'winspool.lib', 'comdlg32.lib', 'advapi32.lib', 'shell32.lib', 'ole32.lib', 'oleaut32.lib', 'uuid.lib', 'odbc32.lib', 'odbccp32.lib', ] if builder.options.opt == '1': cxx.cflags += ['/Ox', '/Zo'] cxx.linkflags += ['/OPT:ICF', '/OPT:REF'] if builder.options.debug == '1': cxx.cflags += ['/Od', '/RTC1'] # This needs to be after our optimization flags which could otherwise disable it. # Don't omit the frame pointer. cxx.cflags += ['/Oy-'] def configure_linux(self, cxx): cxx.defines += ['_LINUX', 'POSIX'] cxx.linkflags += ['-Wl,--exclude-libs,ALL', '-lm'] if cxx.family == 'gcc': cxx.linkflags += ['-static-libgcc'] elif cxx.family == 'clang': cxx.linkflags += ['-lgcc_eh'] cxx.linkflags += ['-static-libstdc++'] def configure_mac(self, cxx): cxx.defines += ['OSX', '_OSX', 'POSIX'] cxx.cflags += ['-mmacosx-version-min=10.7'] cxx.linkflags += [ '-mmacosx-version-min=10.7', '-lc++', '-stdlib=libc++', ] cxx.cxxflags += ['-stdlib=libc++'] def configure_windows(self, cxx): cxx.defines += ['WIN32', '_WINDOWS'] def ConfigureForExtension(self, context, compiler): compiler.cxxincludes += [ os.path.join(context.currentSourcePath), os.path.join(self.sm_root, 'public'), os.path.join(self.sm_root, 'public', 'extensions'), os.path.join(self.sm_root, 'sourcepawn', 'include'), os.path.join(self.sm_root, 'public', 'amtl', 'amtl'), os.path.join(self.sm_root, 'public', 'amtl'), ] return compiler def Library(self, context, compiler, name): compiler = compiler.clone() SetArchFlags(compiler) self.ConfigureForExtension(context, compiler) return compiler.Library(name) def StaticLibrary(self, context, compiler, name): compiler = compiler.clone() SetArchFlags(compiler) return compiler.StaticLibrary(name) Extension = ExtensionConfig() Extension.detectSourceMod() Extension.configure() # This will clone the list and each cxx object as we recurse, preventing child # scripts from messing up global state. builder.targets = builder.CloneableList(Extension.all_targets) # Add additional buildscripts here BuildScripts = [ 'AMBuilder', ] if builder.backend == 'amb2': BuildScripts += [ 'PackageScript', ] builder.Build(BuildScripts, {'Extension': Extension}) if builder.options.breakpad_dump: builder.Build('BreakpadSymbols', {'Extension': Extension})