# vim: set sts=2 ts=8 sw=2 tw=99 et ft=python: import os, sys, shutil # Simple extensions do not need to modify this file. 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 ScriptingMixin: # helper for building plugins # call detectSPCompiler prior to running build scripts def __init__(self): self.spcomp_bin = None self.plugins = {} def detectSPCompiler(self): if builder.options.no_plugins: return spcomp_path = builder.options.spcomp_path if not spcomp_path or not os.path.isdir(spcomp_path): spcomp_found = shutil.which("spcomp") if not spcomp_found: raise Exception('Could not find a path for spcomp') self.spcomp_bin = shutil.which('spcomp', path = spcomp_path) if not self.spcomp_bin: raise Exception('Could not find spcomp') class ExtensionConfig(ScriptingMixin, object): def __init__(self): super().__init__() self.binaries = [] self.extensions = [] self.generated_headers = None self.mms_root = None 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'] if builder.backend != 'amb2': target_archs.append('x86_64') 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 detectSDKs(self): if builder.options.sm_path: self.sm_root = builder.options.sm_path else: self.sm_root = ResolveEnvPath('SOURCEMOD112', 'sourcemod-1.12') 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) if builder.options.mms_path: self.mms_root = builder.options.mms_path else: self.mms_root = ResolveEnvPath('MMSOURCE112', 'mmsource-1.12') if not self.mms_root: self.mms_root = ResolveEnvPath('MMSOURCE', 'metamod-source') if not self.mms_root: self.mms_root = ResolveEnvPath('MMSOURCE_DEV', 'mmsource-central') if not self.mms_root or not os.path.isdir(self.mms_root): raise Exception('Could not find a source copy of Metamod:Source') self.mms_root = Normalize(self.mms_root) def configure(self): allowed_archs = ['x86','x86_64'] if not set(self.target_archs).issubset(allowed_archs): raise Exception('Unknown target architecture: {0}'.format(self.target_archs)) for cxx in self.all_targets: self.configure_cxx(cxx) def configure_cxx(self, cxx): if cxx.family == 'msvc': 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'] # Work around SDK warnings. if cxx.version >= 'clang-10.0' or cxx.version >= 'apple-clang-12.0': cxx.cflags += [ '-Wno-implicit-int-float-conversion', '-Wno-tautological-overlap-compare', ] if have_gcc: cxx.cflags += ['-mfpmath=sse'] cxx.cflags += ['-Wno-maybe-uninitialized'] if builder.options.opt == '1': cxx.cflags += ['-O3'] # 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', '/std:c++17', ] 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', '_LINUX', 'POSIX', '_FILE_OFFSET_BITS=64'] cxx.linkflags += ['-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', 'KE_ABSOLUTELY_NO_STL'] cxx.cflags += ['-mmacosx-version-min=10.15'] cxx.linkflags += [ '-mmacosx-version-min=10.15', '-stdlib=libc++', '-lc++', ] 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(context.currentSourcePath, 'sdk'), 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 ConfigureForHL2(self, binary): compiler = binary.compiler SetArchFlags(compiler) compiler.cxxincludes += [ os.path.join(self.mms_root, 'core'), os.path.join(self.mms_root, 'core', 'sourcehook'), ] compiler.defines += ['META_NO_HL2SDK'] return binary def HL2Library(self, context, name): binary = context.compiler.Library(name) self.ConfigureForExtension(context, binary.compiler) return self.ConfigureForHL2(binary) def HL2Project(self, context, name): project = builder.LibraryProject(name) return project def HL2Config(self, context, project, name, compiler): binary = project.Configure(compiler, name, '{0} - {1}'.format(self.tag, compiler.target.arch)) self.ConfigureForExtension(context, binary.compiler) return self.ConfigureForHL2(binary) Extension = ExtensionConfig() Extension.detectSDKs() Extension.detectSPCompiler() 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 not builder.options.no_plugins: BuildScripts += [ 'scripting/AMBuilder', ] if builder.backend == 'amb2': BuildScripts += [ 'PackageScript', ] builder.Build(BuildScripts, { 'Extension': Extension })