423 lines
13 KiB
Python
423 lines
13 KiB
Python
# vim: set sts=2 ts=8 sw=2 tw=99 et ft=python:
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import os
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def ResolveEnvPath(env, folder):
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if env in os.environ:
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path = os.environ[env]
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if os.path.isdir(path):
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return path
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return None
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head = os.getcwd()
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oldhead = None
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while head != None and head != oldhead:
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path = os.path.join(head, folder)
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if os.path.isdir(path):
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return path
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oldhead = head
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head, tail = os.path.split(head)
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return None
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def Normalize(path):
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return os.path.abspath(os.path.normpath(path))
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def SetArchFlags(compiler):
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if compiler.behavior == 'gcc':
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if compiler.target.arch == 'x86_64':
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compiler.cflags += ['-fPIC']
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elif compiler.like('msvc'):
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if compiler.target.arch == 'x86_64':
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compiler.defines += ['WIN64']
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hl2sdk_manifests_path = None
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# First we check if the manifest exists in the current path
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hl2sdk_manifests_path = os.path.join(builder.sourcePath, 'hl2sdk-manifests/SdkHelpers.ambuild')
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if not os.path.exists(hl2sdk_manifests_path):
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# manifests does not exists in the project file, use the path from --hl2sdk-manifest-path
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if not builder.options.hl2sdk_manifest:
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raise Exception('HL2SDK Manifest root path not set! (--hl2sdk-manifest-path)')
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else:
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hl2sdk_manifests_path = os.path.join(builder.options.hl2sdk_manifest, 'SdkHelpers.ambuild')
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if not os.path.exists(hl2sdk_manifests_path):
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raise Exception('Could not find SdkHelpers.ambuild in the given HL2SDK Manifest path!')
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SdkHelpers = builder.Eval(hl2sdk_manifests_path, {
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'Project': 'sm-extension'
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})
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class ExtensionConfig(object):
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def __init__(self):
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self.sdk_manifests = []
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self.sdks = {}
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self.sdk_targets = []
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self.extensions = []
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self.generated_headers = None
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self.mms_root = None
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self.sm_root = None
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self.all_targets = []
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self.target_archs = set()
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self.libsafetyhook = {}
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if builder.options.targets:
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target_archs = builder.options.targets.split(',')
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else:
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target_archs = ['x86', 'x86_64']
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for arch in target_archs:
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try:
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cxx = builder.DetectCxx(target_arch = arch)
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self.target_archs.add(cxx.target.arch)
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except Exception as e:
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# Error if archs were manually overridden.
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if builder.options.targets:
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raise
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print('Skipping target {}: {}'.format(arch, e))
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continue
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self.all_targets.append(cxx)
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if not self.all_targets:
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raise Exception('No suitable C/C++ compiler was found.')
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def use_auto_versioning(self):
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if builder.backend != 'amb2':
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return False
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return not getattr(builder.options, 'disable_auto_versioning', False)
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@property
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def tag(self):
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if builder.options.debug == '1':
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return 'Debug'
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return 'Release'
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def findSdkPath(self, sdk_name):
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dir_name = 'hl2sdk-{}'.format(sdk_name)
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if builder.options.hl2sdk_root:
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sdk_path = os.path.join(builder.options.hl2sdk_root, dir_name)
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if os.path.exists(sdk_path):
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return sdk_path
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return ResolveEnvPath('HL2SDK{}'.format(sdk_name.upper()), dir_name)
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def shouldIncludeSdk(self, sdk):
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return not sdk.get('source2', False)
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def detectSDKs(self):
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sdk_list = [s for s in builder.options.sdks.split(',') if s]
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SdkHelpers.sdk_filter = self.shouldIncludeSdk
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SdkHelpers.find_sdk_path = self.findSdkPath
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SdkHelpers.findSdks(builder, self.all_targets, sdk_list)
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self.sdks = SdkHelpers.sdks
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self.sdk_manifests = SdkHelpers.sdk_manifests
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self.sdk_targets = SdkHelpers.sdk_targets
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if builder.options.mms_path:
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self.mms_root = builder.options.mms_path
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else:
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self.mms_root = ResolveEnvPath('MMSOURCE112', 'mmsource-1.12')
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if not self.mms_root:
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self.mms_root = ResolveEnvPath('MMSOURCE', 'metamod-source')
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if not self.mms_root:
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self.mms_root = ResolveEnvPath('MMSOURCE_DEV', 'metamod-source')
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if not self.mms_root:
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self.mms_root = ResolveEnvPath('MMSOURCE_DEV', 'mmsource-central')
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if not self.mms_root or not os.path.isdir(self.mms_root):
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raise Exception('Could not find a source copy of Metamod:Source')
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self.mms_root = Normalize(self.mms_root)
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if builder.options.sm_path:
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self.sm_root = builder.options.sm_path
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else:
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self.sm_root = ResolveEnvPath('SOURCEMOD112', 'sourcemod-1.12')
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if not self.sm_root:
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self.sm_root = ResolveEnvPath('SOURCEMOD', 'sourcemod')
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if not self.sm_root:
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self.sm_root = ResolveEnvPath('SOURCEMOD_DEV', 'sourcemod')
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if not self.sm_root:
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self.sm_root = ResolveEnvPath('SOURCEMOD_DEV', 'sourcemod-central')
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if not self.sm_root or not os.path.isdir(self.sm_root):
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raise Exception('Could not find a source copy of SourceMod')
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self.sm_root = Normalize(self.sm_root)
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def configure(self):
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allowed_archs = ['x86','x86_64']
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if not set(self.target_archs).issubset(allowed_archs):
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raise Exception('Unknown target architecture: {0}'.format(self.target_archs))
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for cxx in self.all_targets:
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self.configure_cxx(cxx)
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def configure_cxx(self, cxx):
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if cxx.family == 'msvc':
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if cxx.version < 1914 and builder.options.generator != 'vs':
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raise Exception(f'Only MSVC 2017 15.7 and later are supported, full C++17 support is required. ({str(cxx.version)} < 1914)')
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elif cxx.family == 'gcc':
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if cxx.version < 'gcc-8':
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raise Exception('Only GCC versions 8 or later are supported, full C++17 support is required.')
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elif cxx.family == 'clang':
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if cxx.version < 'clang-5':
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raise Exception('Only clang versions 5 or later are supported, full C++17 support is required.')
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if cxx.like('gcc'):
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self.configure_gcc(cxx)
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elif cxx.family == 'msvc':
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self.configure_msvc(cxx)
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# Optimization
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if builder.options.opt == '1':
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cxx.defines += ['NDEBUG']
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# Debugging
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if builder.options.debug == '1':
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cxx.defines += ['DEBUG', '_DEBUG']
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# Platform-specifics
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if cxx.target.platform == 'linux':
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self.configure_linux(cxx)
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elif cxx.target.platform == 'mac':
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self.configure_mac(cxx)
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elif cxx.target.platform == 'windows':
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self.configure_windows(cxx)
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def configure_gcc(self, cxx):
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cxx.defines += [
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'stricmp=strcasecmp',
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'_stricmp=strcasecmp',
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'_snprintf=snprintf',
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'_vsnprintf=vsnprintf',
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'HAVE_STDINT_H',
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'GNUC',
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]
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cxx.cflags += [
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'-pipe',
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'-fno-strict-aliasing',
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'-Wall',
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'-Werror',
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'-Wno-unused',
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'-Wno-switch',
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'-Wno-array-bounds',
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'-fvisibility=hidden',
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]
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if cxx.target.arch in ['x86', 'x86_64']:
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cxx.cflags += ['-msse']
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cxx.cxxflags += [
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'-fno-threadsafe-statics',
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'-Wno-non-virtual-dtor',
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'-Wno-overloaded-virtual',
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'-Wno-register',
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'-fvisibility-inlines-hidden',
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'-std=c++17',
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]
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have_gcc = cxx.family == 'gcc'
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have_clang = cxx.family == 'clang'
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# Work around errors from smsdk_ext.cpp
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if have_clang:
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cxx.cxxflags += ['-Wno-implicit-exception-spec-mismatch']
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# Work around SDK warnings.
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if cxx.version >= 'clang-10.0' or cxx.version >= 'apple-clang-12.0':
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cxx.cflags += [
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'-Wno-implicit-int-float-conversion',
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'-Wno-tautological-overlap-compare',
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]
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if have_gcc:
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cxx.cflags += ['-mfpmath=sse']
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cxx.cflags += ['-Wno-maybe-uninitialized']
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if builder.options.opt == '1':
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cxx.cflags += ['-O3']
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# Don't omit the frame pointer.
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cxx.cflags += ['-fno-omit-frame-pointer']
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def configure_msvc(self, cxx):
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if builder.options.debug == '1':
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cxx.cflags += ['/MTd']
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cxx.linkflags += ['/NODEFAULTLIB:libcmt']
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else:
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cxx.cflags += ['/MT']
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cxx.defines += [
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'_CRT_SECURE_NO_DEPRECATE',
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'_CRT_SECURE_NO_WARNINGS',
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'_CRT_NONSTDC_NO_DEPRECATE',
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'_ITERATOR_DEBUG_LEVEL=0',
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]
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cxx.cflags += [
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'/W3',
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]
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cxx.cxxflags += [
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'/EHsc',
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'/GR-',
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'/TP',
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'/std:c++17',
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]
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cxx.linkflags += [
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'kernel32.lib',
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'user32.lib',
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'gdi32.lib',
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'winspool.lib',
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'comdlg32.lib',
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'advapi32.lib',
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'shell32.lib',
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'ole32.lib',
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'oleaut32.lib',
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'uuid.lib',
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'odbc32.lib',
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'odbccp32.lib',
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]
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if builder.options.opt == '1':
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cxx.cflags += ['/Ox', '/Zo']
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cxx.linkflags += ['/OPT:ICF', '/OPT:REF']
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if builder.options.debug == '1':
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cxx.cflags += ['/Od', '/RTC1']
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# This needs to be after our optimization flags which could otherwise disable it.
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# Don't omit the frame pointer.
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cxx.cflags += ['/Oy-']
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def configure_linux(self, cxx):
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cxx.defines += ['LINUX', '_LINUX', 'POSIX', '_FILE_OFFSET_BITS=64']
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cxx.linkflags += ['-lm']
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if cxx.family == 'gcc':
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cxx.linkflags += ['-static-libgcc']
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elif cxx.family == 'clang':
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cxx.linkflags += ['-lgcc_eh']
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cxx.linkflags += ['-static-libstdc++']
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def configure_mac(self, cxx):
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cxx.defines += ['OSX', '_OSX', 'POSIX', 'KE_ABSOLUTELY_NO_STL']
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cxx.cflags += ['-mmacosx-version-min=10.15']
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cxx.linkflags += [
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'-mmacosx-version-min=10.15',
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'-stdlib=libc++',
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'-lc++',
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]
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cxx.cxxflags += ['-stdlib=libc++']
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def configure_windows(self, cxx):
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cxx.defines += ['WIN32', '_WINDOWS']
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def LibraryBuilder(self, compiler, name):
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binary = compiler.Library(name)
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self.AddVersioning(binary)
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if binary.compiler.like('msvc'):
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binary.compiler.linkflags += ['/SUBSYSTEM:WINDOWS']
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self.AddCxxCompat(binary)
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return binary
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def Library(self, context, compiler, name):
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compiler = compiler.clone()
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SetArchFlags(compiler)
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return self.LibraryBuilder(compiler, name)
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def ConfigureForExtension(self, context, compiler):
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compiler.cxxincludes += [
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os.path.join(context.currentSourcePath),
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os.path.join(context.currentSourcePath, 'sdk'),
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os.path.join(self.sm_root, 'public'),
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os.path.join(self.sm_root, 'public', 'extensions'),
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os.path.join(self.sm_root, 'sourcepawn', 'include'),
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os.path.join(self.sm_root, 'public', 'amtl', 'amtl'),
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os.path.join(self.sm_root, 'public', 'amtl'),
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]
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return compiler
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def AddCDetour(self, binary):
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public_path = os.path.join(self.sm_root, 'public')
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binary.sources += [
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os.path.join(public_path, 'CDetour', 'detours.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'allocator.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'easy.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'inline_hook.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'mid_hook.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'os.linux.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'utility.cpp'),
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os.path.join(public_path, 'safetyhook', 'src', 'vmt_hook.cpp'),
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os.path.join(public_path, 'safetyhook', 'zydis', 'Zydis.c')
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]
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binary.compiler.includes += [
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os.path.join(public_path, 'safetyhook', 'include'),
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os.path.join(public_path, 'safetyhook', 'zydis'),
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]
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def ExtLibrary(self, context, compiler, name):
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binary = self.Library(context, compiler, name)
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SetArchFlags(compiler)
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self.ConfigureForExtension(context, binary.compiler)
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return binary
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def AddCxxCompat(self, binary):
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if binary.compiler.target.platform == 'linux':
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binary.sources += [
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os.path.join(self.sm_root, 'public', 'amtl', 'compat', 'stdcxx.cpp'),
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]
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def ConfigureForHL2(self, context, binary, sdk):
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compiler = binary.compiler
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SetArchFlags(compiler)
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compiler.cxxincludes += [
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os.path.join(self.mms_root, 'core'),
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os.path.join(self.mms_root, 'core', 'sourcehook'),
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]
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for other_sdk in self.sdk_manifests:
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compiler.defines += ['SE_{}={}'.format(other_sdk['define'], other_sdk['code'])]
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SdkHelpers.configureCxx(context, binary, sdk)
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return binary
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def HL2Library(self, context, compiler, name, sdk):
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binary = self.Library(context, compiler, name)
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self.ConfigureForExtension(context, binary.compiler)
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return self.ConfigureForHL2(context, binary, sdk)
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def HL2Config(self, project, context, compiler, name, sdk):
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binary = project.Configure(compiler, name,
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'{0} - {1} {2}'.format(self.tag, sdk['name'], compiler.target.arch))
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self.AddCxxCompat(binary)
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return self.ConfigureForHL2(context, binary, sdk)
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def HL2ExtConfig(self, project, context, compiler, name, sdk):
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binary = project.Configure(compiler, name,
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'{0} - {1} {2}'.format(self.tag, sdk['name'], compiler.target.arch))
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self.AddCxxCompat(binary)
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self.ConfigureForHL2(context, binary, sdk)
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self.ConfigureForExtension(context, binary.compiler)
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return binary
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Extension = ExtensionConfig()
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Extension.detectSDKs()
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Extension.configure()
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# This will clone the list and each cxx object as we recurse, preventing child
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# scripts from messing up global state.
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builder.targets = builder.CloneableList(Extension.all_targets)
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BuildScripts = [
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'AMBuilder',
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'PackageScript',
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]
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builder.Build(BuildScripts, { 'Extension': Extension })
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