# Copyright 2012-2016 The Meson development team # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # http://www.apache.org/licenses/LICENSE-2.0 # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from . import mparser from . import environment from . import coredata from . import dependencies from . import mlog from . import build from . import optinterpreter from . import compilers from .wrap import wrap from . import mesonlib from mesonbuild.interpreterbase import InterpreterBase from mesonbuild.interpreterbase import check_stringlist, noPosargs, noKwargs, stringArgs from mesonbuild.interpreterbase import InterpreterException, InvalidArguments, InvalidCode from mesonbuild.interpreterbase import InterpreterObject, MutableInterpreterObject import os, sys, subprocess, shutil, uuid, re import importlib run_depr_printed = False def stringifyUserArguments(args): if isinstance(args, list): return '[%s]' % ', '.join([stringifyUserArguments(x) for x in args]) elif isinstance(args, int): return str(args) elif isinstance(args, str): return "'%s'" % args raise InvalidArguments('Function accepts only strings, integers, lists and lists thereof.') class TryRunResultHolder(InterpreterObject): def __init__(self, res): super().__init__() self.res = res self.methods.update({'returncode' : self.returncode_method, 'compiled' : self.compiled_method, 'stdout' : self.stdout_method, 'stderr' : self.stderr_method, }) def returncode_method(self, args, kwargs): return self.res.returncode def compiled_method(self, args, kwargs): return self.res.compiled def stdout_method(self, args, kwargs): return self.res.stdout def stderr_method(self, args, kwargs): return self.res.stderr class RunProcess(InterpreterObject): def __init__(self, command_array, source_dir, build_dir, subdir, in_builddir=False): super().__init__() pc = self.run_command(command_array, source_dir, build_dir, subdir, in_builddir) (stdout, stderr) = pc.communicate() self.returncode = pc.returncode if sys.stdout.encoding: self.stdout = stdout.decode(encoding=sys.stdout.encoding, errors='ignore').replace('\r\n', '\n') else: self.stdout = stdout.decode(errors='ignore').replace('\r\n', '\n') if sys.stderr.encoding: self.stderr = stderr.decode(encoding=sys.stderr.encoding, errors='ignore').replace('\r\n', '\n') else: self.stderr = stderr.decode(errors='ignore').replace('\r\n', '\n') self.methods.update({'returncode' : self.returncode_method, 'stdout' : self.stdout_method, 'stderr' : self.stderr_method, }) def run_command(self, command_array, source_dir, build_dir, subdir, in_builddir): cmd_name = command_array[0] env = {'MESON_SOURCE_ROOT' : source_dir, 'MESON_BUILD_ROOT' : build_dir, 'MESON_SUBDIR' : subdir} if in_builddir: cwd = os.path.join(build_dir, subdir) else: cwd = os.path.join(source_dir, subdir) child_env = os.environ.copy() child_env.update(env) mlog.debug('Running command:', ' '.join(command_array)) try: return subprocess.Popen(command_array, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=child_env, cwd=cwd) except FileNotFoundError: pass # Was not a command, is a program in path? exe = shutil.which(cmd_name) if exe is not None: command_array = [exe] + command_array[1:] return subprocess.Popen(command_array, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=child_env, cwd=cwd) # No? Maybe it is a script in the source tree. fullpath = os.path.join(source_dir, subdir, cmd_name) command_array = [fullpath] + command_array[1:] try: return subprocess.Popen(command_array, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=child_env, cwd=cwd) except FileNotFoundError: raise InterpreterException('Could not execute command "%s".' % cmd_name) def returncode_method(self, args, kwargs): return self.returncode def stdout_method(self, args, kwargs): return self.stdout def stderr_method(self, args, kwargs): return self.stderr class ConfigureFileHolder(InterpreterObject): def __init__(self, subdir, sourcename, targetname, configuration_data): InterpreterObject.__init__(self) self.held_object = build.ConfigureFile(subdir, sourcename, targetname, configuration_data) class EnvironmentVariablesHolder(MutableInterpreterObject): def __init__(self): super().__init__() self.held_object = build.EnvironmentVariables() self.methods.update({'set': self.set_method, 'append': self.append_method, 'prepend' : self.prepend_method, }) @stringArgs def add_var(self, method, args, kwargs): if not isinstance(kwargs.get("separator", ""), str): raise InterpreterException("EnvironmentVariablesHolder methods 'separator'" " argument needs to be a string.") if len(args) < 2: raise InterpreterException("EnvironmentVariablesHolder methods require at least" "2 arguments, first is the name of the variable and" " following one are values") self.held_object.envvars.append((method, args[0], args[1:], kwargs)) def set_method(self, args, kwargs): self.add_var(self.held_object.set, args, kwargs) def append_method(self, args, kwargs): self.add_var(self.held_object.append, args, kwargs) def prepend_method(self, args, kwargs): self.add_var(self.held_object.prepend, args, kwargs) class ConfigurationDataHolder(MutableInterpreterObject): def __init__(self): super().__init__() self.used = False # These objects become immutable after use in configure_file. self.held_object = build.ConfigurationData() self.methods.update({'set': self.set_method, 'set10': self.set10_method, 'set_quoted': self.set_quoted_method, 'has' : self.has_method, }) def is_used(self): return self.used def mark_used(self): self.used = True def validate_args(self, args, kwargs): if len(args) != 2: raise InterpreterException("Configuration set requires 2 arguments.") if self.used: raise InterpreterException("Can not set values on configuration object that has been used.") name = args[0] val = args[1] desc = kwargs.get('description', None) if not isinstance(name, str): raise InterpreterException("First argument to set must be a string.") if desc is not None and not isinstance(desc, str): raise InterpreterException('Description must be a string.') return (name, val, desc) def set_method(self, args, kwargs): (name, val, desc) = self.validate_args(args, kwargs) self.held_object.values[name] = (val, desc) def set_quoted_method(self, args, kwargs): (name, val, desc) = self.validate_args(args, kwargs) if not isinstance(val, str): raise InterpreterException("Second argument to set_quoted must be a string.") escaped_val = '\\"'.join(val.split('"')) self.held_object.values[name] = ('"' + escaped_val + '"', desc) def set10_method(self, args, kwargs): (name, val, desc) = self.validate_args(args, kwargs) if val: self.held_object.values[name] = (1, desc) else: self.held_object.values[name] = (0, desc) def has_method(self, args, kwargs): return args[0] in self.held_object.values def get(self, name): return self.held_object.values[name] # (val, desc) def keys(self): return self.held_object.values.keys() # Interpreter objects can not be pickled so we must have # these wrappers. class DependencyHolder(InterpreterObject): def __init__(self, dep): InterpreterObject.__init__(self) self.held_object = dep self.methods.update({'found' : self.found_method, 'type_name': self.type_name_method, 'version': self.version_method, 'version': self.version_method, 'get_pkgconfig_variable': self.pkgconfig_method, }) def type_name_method(self, args, kwargs): return self.held_object.type_name def found_method(self, args, kwargs): if self.held_object.type_name == 'internal': return True return self.held_object.found() def version_method(self, args, kwargs): return self.held_object.get_version() def pkgconfig_method(self, args, kwargs): if not isinstance(args, list): args = [args] if len(args) != 1: raise InterpreterException('get_pkgconfig_variable takes exactly one argument.') varname = args[0] if not isinstance(varname, str): raise InterpreterException('Variable name must be a string.') return self.held_object.get_pkgconfig_variable(varname) class InternalDependencyHolder(InterpreterObject): def __init__(self, dep): InterpreterObject.__init__(self) self.held_object = dep self.methods.update({'found' : self.found_method, 'version': self.version_method, }) def found_method(self, args, kwargs): return True def version_method(self, args, kwargs): return self.held_object.get_version() class ExternalProgramHolder(InterpreterObject): def __init__(self, ep): InterpreterObject.__init__(self) self.held_object = ep self.methods.update({'found': self.found_method, 'path': self.path_method}) def found_method(self, args, kwargs): return self.found() def path_method(self, args, kwargs): return self.get_command() def found(self): return self.held_object.found() def get_command(self): return self.held_object.fullpath def get_name(self): return self.held_object.name class ExternalLibraryHolder(InterpreterObject): def __init__(self, el): InterpreterObject.__init__(self) self.held_object = el self.methods.update({'found': self.found_method}) def found(self): return self.held_object.found() def found_method(self, args, kwargs): return self.found() def get_filename(self): return self.held_object.fullpath def get_name(self): return self.held_object.name def get_compile_args(self): return self.held_object.get_compile_args() def get_link_args(self): return self.held_object.get_link_args() def get_exe_args(self): return self.held_object.get_exe_args() class GeneratorHolder(InterpreterObject): def __init__(self, interpreter, args, kwargs): super().__init__() self.interpreter = interpreter self.held_object = build.Generator(args, kwargs) self.methods.update({'process' : self.process_method}) def process_method(self, args, kwargs): check_stringlist(args) extras = mesonlib.stringlistify(kwargs.get('extra_args', [])) gl = GeneratedListHolder(self, extras) [gl.add_file(os.path.join(self.interpreter.subdir, a)) for a in args] return gl class GeneratedListHolder(InterpreterObject): def __init__(self, arg1, extra_args=[]): super().__init__() if isinstance(arg1, GeneratorHolder): self.held_object = build.GeneratedList(arg1.held_object, extra_args) else: self.held_object = arg1 def __repr__(self): r = '<{}: {!r}>' return r.format(self.__class__.__name__, self.held_object.get_outputs()) def add_file(self, a): self.held_object.add_file(a) class BuildMachine(InterpreterObject): def __init__(self, compilers): self.compilers = compilers InterpreterObject.__init__(self) self.methods.update({'system' : self.system_method, 'cpu_family' : self.cpu_family_method, 'cpu' : self.cpu_method, 'endian' : self.endian_method, }) def cpu_family_method(self, args, kwargs): return environment.detect_cpu_family(self.compilers) def cpu_method(self, args, kwargs): return environment.detect_cpu(self.compilers) def system_method(self, args, kwargs): return environment.detect_system() def endian_method(self, args, kwargs): return sys.byteorder # This class will provide both host_machine and # target_machine class CrossMachineInfo(InterpreterObject): def __init__(self, cross_info): InterpreterObject.__init__(self) minimum_cross_info = {'cpu', 'cpu_family', 'endian', 'system'} if set(cross_info) < minimum_cross_info: raise InterpreterException( 'Machine info is currently {}\n'.format(cross_info) + 'but is missing {}.'.format(minimum_cross_info - set(cross_info))) self.info = cross_info self.methods.update({'system' : self.system_method, 'cpu' : self.cpu_method, 'cpu_family' : self.cpu_family_method, 'endian' : self.endian_method, }) def system_method(self, args, kwargs): return self.info['system'] def cpu_method(self, args, kwargs): return self.info['cpu'] def cpu_family_method(self, args, kwargs): return self.info['cpu_family'] def endian_method(self, args, kwargs): return self.info['endian'] class IncludeDirsHolder(InterpreterObject): def __init__(self, idobj): super().__init__() self.held_object = idobj class Headers(InterpreterObject): def __init__(self, sources, kwargs): InterpreterObject.__init__(self) self.sources = sources self.install_subdir = kwargs.get('subdir', '') self.custom_install_dir = kwargs.get('install_dir', None) if self.custom_install_dir is not None: if not isinstance(self.custom_install_dir, str): raise InterpreterException('Custom_install_dir must be a string.') def set_install_subdir(self, subdir): self.install_subdir = subdir def get_install_subdir(self): return self.install_subdir def get_sources(self): return self.sources def get_custom_install_dir(self): return self.custom_install_dir class DataHolder(InterpreterObject): def __init__(self, sources, install_dir): super().__init__() if not isinstance(install_dir, str): raise InterpreterException('Custom_install_dir must be a string.') self.held_object = build.Data(sources, install_dir) def get_source_subdir(self): return self.held_object.source_subdir def get_sources(self): return self.held_object.sources def get_install_dir(self): return self.held_object.install_dir class InstallDir(InterpreterObject): def __init__(self, source_subdir, installable_subdir, install_dir): InterpreterObject.__init__(self) self.source_subdir = source_subdir self.installable_subdir = installable_subdir self.install_dir = install_dir class Man(InterpreterObject): def __init__(self, source_subdir, sources, kwargs): InterpreterObject.__init__(self) self.source_subdir = source_subdir self.sources = sources self.validate_sources() if len(kwargs) > 1: raise InvalidArguments('Man function takes at most one keyword arguments.') self.custom_install_dir = kwargs.get('install_dir', None) if self.custom_install_dir is not None and not isinstance(self.custom_install_dir, str): raise InterpreterException('Custom_install_dir must be a string.') def validate_sources(self): for s in self.sources: try: num = int(s.split('.')[-1]) except (IndexError, ValueError): num = 0 if num < 1 or num > 8: raise InvalidArguments('Man file must have a file extension of a number between 1 and 8') def get_custom_install_dir(self): return self.custom_install_dir def get_sources(self): return self.sources def get_source_subdir(self): return self.source_subdir class GeneratedObjectsHolder(InterpreterObject): def __init__(self, held_object): super().__init__() self.held_object = held_object class BuildTargetHolder(InterpreterObject): def __init__(self, target, interp): super().__init__() self.held_object = target self.interpreter = interp self.methods.update({'extract_objects' : self.extract_objects_method, 'extract_all_objects' : self.extract_all_objects_method, 'get_id': self.get_id_method, 'outdir' : self.outdir_method, 'full_path' : self.full_path_method, 'private_dir_include' : self.private_dir_include_method, }) def __repr__(self): r = '<{} {}: {}>' h = self.held_object return r.format(self.__class__.__name__, h.get_id(), h.filename) def is_cross(self): return self.held_object.is_cross() def private_dir_include_method(self, args, kwargs): return IncludeDirsHolder(build.IncludeDirs('', [], False, [self.interpreter.backend.get_target_private_dir(self.held_object)])) def full_path_method(self, args, kwargs): return self.interpreter.backend.get_target_filename_abs(self.held_object) def outdir_method(self, args, kwargs): return self.interpreter.backend.get_target_dir(self.held_object) def extract_objects_method(self, args, kwargs): gobjs = self.held_object.extract_objects(args) return GeneratedObjectsHolder(gobjs) def extract_all_objects_method(self, args, kwargs): gobjs = self.held_object.extract_all_objects() return GeneratedObjectsHolder(gobjs) def get_id_method(self, args, kwargs): return self.held_object.get_id() class ExecutableHolder(BuildTargetHolder): def __init__(self, target, interp): super().__init__(target, interp) class StaticLibraryHolder(BuildTargetHolder): def __init__(self, target, interp): super().__init__(target, interp) class SharedLibraryHolder(BuildTargetHolder): def __init__(self, target, interp): super().__init__(target, interp) class JarHolder(BuildTargetHolder): def __init__(self, target, interp): super().__init__(target, interp) class CustomTargetHolder(InterpreterObject): def __init__(self, object_to_hold, interp): super().__init__() self.held_object = object_to_hold self.interpreter = interp self.methods.update({'full_path' : self.full_path_method, }) def __repr__(self): r = '<{} {}: {}>' h = self.held_object return r.format(self.__class__.__name__, h.get_id(), h.command) def full_path_method(self, args, kwargs): return self.interpreter.backend.get_target_filename_abs(self.held_object) class RunTargetHolder(InterpreterObject): def __init__(self, name, command, args, dependencies, subdir): self.held_object = build.RunTarget(name, command, args, dependencies, subdir) def __repr__(self): r = '<{} {}: {}>' h = self.held_object return r.format(self.__class__.__name__, h.get_id(), h.command) class Test(InterpreterObject): def __init__(self, name, suite, exe, is_parallel, cmd_args, env, should_fail, timeout, workdir): InterpreterObject.__init__(self) self.name = name self.suite = suite self.exe = exe self.is_parallel = is_parallel self.cmd_args = cmd_args self.env = env self.should_fail = should_fail self.timeout = timeout self.workdir = workdir def get_exe(self): return self.exe def get_name(self): return self.name class SubprojectHolder(InterpreterObject): def __init__(self, subinterpreter): super().__init__() self.held_object = subinterpreter self.methods.update({'get_variable' : self.get_variable_method, }) def get_variable_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Get_variable takes one argument.') varname = args[0] if not isinstance(varname, str): raise InterpreterException('Get_variable takes a string argument.') return self.held_object.variables[varname] class CompilerHolder(InterpreterObject): def __init__(self, compiler, env): InterpreterObject.__init__(self) self.compiler = compiler self.environment = env self.methods.update({'compiles': self.compiles_method, 'links': self.links_method, 'get_id': self.get_id_method, 'sizeof': self.sizeof_method, 'has_header': self.has_header_method, 'has_header_symbol': self.has_header_symbol_method, 'run' : self.run_method, 'has_function' : self.has_function_method, 'has_member' : self.has_member_method, 'has_members' : self.has_members_method, 'has_type' : self.has_type_method, 'alignment' : self.alignment_method, 'version' : self.version_method, 'cmd_array' : self.cmd_array_method, 'find_library': self.find_library_method, 'has_argument' : self.has_argument_method, 'first_supported_argument' : self.first_supported_argument_method, 'unittest_args' : self.unittest_args_method, }) def version_method(self, args, kwargs): return self.compiler.version def cmd_array_method(self, args, kwargs): return self.compiler.exelist def determine_args(self, kwargs): nobuiltins = kwargs.get('no_builtin_args', False) if not isinstance(nobuiltins, bool): raise InterpreterException('Type of no_builtin_args not a boolean.') args = [] if not nobuiltins: opts = self.environment.coredata.compiler_options args += self.compiler.get_option_compile_args(opts) args += self.compiler.get_option_link_args(opts) args += mesonlib.stringlistify(kwargs.get('args', [])) return args def determine_dependencies(self, kwargs, allowed_dep_types=None): deps = kwargs.get('dependencies', None) if allowed_dep_types is None: allowed_dep_types = (dependencies.Dependency, dependencies.ExternalLibrary) if deps is not None: if not isinstance(deps, list): deps = [deps] final_deps = [] for d in deps: try: d = d.held_object except Exception: pass if not isinstance(d, allowed_dep_types): raise InterpreterException('Dependencies must be external deps') final_deps.append(d) deps = final_deps return deps def alignment_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Alignment method takes exactly one positional argument.') check_stringlist(args) typename = args[0] extra_args = mesonlib.stringlistify(kwargs.get('args', [])) result = self.compiler.alignment(typename, self.environment, extra_args) mlog.log('Checking for alignment of "', mlog.bold(typename), '": ', result, sep='') return result def run_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Run method takes exactly one positional argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs) result = self.compiler.run(code, self.environment, extra_args, deps) if len(testname) > 0: if not result.compiled: h = mlog.red('DID NOT COMPILE') elif result.returncode == 0: h = mlog.green('YES') else: h = mlog.red('NO (%d)' % result.returncode) mlog.log('Checking if "', mlog.bold(testname), '" runs : ', h, sep='') return TryRunResultHolder(result) def get_id_method(self, args, kwargs): return self.compiler.get_id() def unittest_args_method(self, args, kwargs): # At time, only D compilers have this feature. if not hasattr(self.compiler, 'get_unittest_args'): raise InterpreterException('This {} compiler has no unittest arguments.'.format(self.compiler.language)) return self.compiler.get_unittest_args() def has_member_method(self, args, kwargs): if len(args) != 2: raise InterpreterException('Has_member takes exactly two arguments.') check_stringlist(args) typename = args[0] membername = args[1] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_member must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) had = self.compiler.has_members(typename, [membername], prefix, self.environment, extra_args, deps) if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking whether type "', mlog.bold(typename), '" has member "', mlog.bold(membername), '": ', hadtxt, sep='') return had def has_members_method(self, args, kwargs): check_stringlist(args) typename = args[0] membernames = args[1:] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_members must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) had = self.compiler.has_members(typename, membernames, prefix, self.environment, extra_args, deps) if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') members = mlog.bold(', '.join(['"{}"'.format(m) for m in membernames])) mlog.log('Checking whether type "', mlog.bold(typename), '" has members ', members, ': ', hadtxt, sep='') return had def has_function_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Has_function takes exactly one argument.') check_stringlist(args) funcname = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_function must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs) had = self.compiler.has_function(funcname, prefix, self.environment, extra_args, deps) if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking for function "', mlog.bold(funcname), '": ', hadtxt, sep='') return had def has_type_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Has_type takes exactly one argument.') check_stringlist(args) typename = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_type must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs) had = self.compiler.has_type(typename, prefix, self.environment, extra_args, deps) if had: hadtxt = mlog.green('YES') else: hadtxt = mlog.red('NO') mlog.log('Checking for type "', mlog.bold(typename), '": ', hadtxt, sep='') return had def sizeof_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Sizeof takes exactly one argument.') check_stringlist(args) element = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of sizeof must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) esize = self.compiler.sizeof(element, prefix, self.environment, extra_args, deps) mlog.log('Checking for size of "%s": %d' % (element, esize)) return esize def compiles_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('compiles method takes exactly one argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) result = self.compiler.compiles(code, self.environment, extra_args, deps) if len(testname) > 0: if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Checking if "', mlog.bold(testname), '" compiles : ', h, sep='') return result def links_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('links method takes exactly one argument.') code = args[0] if isinstance(code, mesonlib.File): code = mesonlib.File.from_absolute_file( code.rel_to_builddir(self.environment.source_dir)) elif not isinstance(code, str): raise InvalidArguments('Argument must be string or file.') testname = kwargs.get('name', '') if not isinstance(testname, str): raise InterpreterException('Testname argument must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs) result = self.compiler.links(code, self.environment, extra_args, deps) if len(testname) > 0: if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Checking if "', mlog.bold(testname), '" links : ', h, sep='') return result def has_header_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('has_header method takes exactly one argument.') check_stringlist(args) hname = args[0] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_header must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) haz = self.compiler.has_header(hname, prefix, self.environment, extra_args, deps) if haz: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Has header "%s":' % hname, h) return haz def has_header_symbol_method(self, args, kwargs): if len(args) != 2: raise InterpreterException('has_header_symbol method takes exactly two arguments.') check_stringlist(args) hname = args[0] symbol = args[1] prefix = kwargs.get('prefix', '') if not isinstance(prefix, str): raise InterpreterException('Prefix argument of has_header_symbol must be a string.') extra_args = self.determine_args(kwargs) deps = self.determine_dependencies(kwargs, allowed_dep_types=(dependencies.Dependency,)) haz = self.compiler.has_header_symbol(hname, symbol, prefix, self.environment, extra_args, deps) if haz: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Header <{0}> has symbol "{1}":'.format(hname, symbol), h) return haz def find_library_method(self, args, kwargs): # TODO add dependencies support? if len(args) != 1: raise InterpreterException('find_library method takes one argument.') libname = args[0] if not isinstance(libname, str): raise InterpreterException('Library name not a string.') required = kwargs.get('required', True) if not isinstance(required, bool): raise InterpreterException('required must be boolean.') search_dirs = mesonlib.stringlistify(kwargs.get('dirs', [])) for i in search_dirs: if not os.path.isabs(i): raise InvalidCode('Search directory %s is not an absolute path.' % i) linkargs = self.compiler.find_library(libname, self.environment, search_dirs) if required and not linkargs: l = self.compiler.language.capitalize() raise InterpreterException('{} library {!r} not found'.format(l, libname)) # If this is set to None, the library and link arguments are for # a C-like compiler. Otherwise, it's for some other language that has # a find_library implementation. We do this because it's easier than # maintaining a list of languages that can consume C libraries. lang = None if self.compiler.language == 'vala': lang = 'vala' lib = dependencies.ExternalLibrary(libname, linkargs, language=lang) return ExternalLibraryHolder(lib) def has_argument_method(self, args, kwargs): args = mesonlib.stringlistify(args) if len(args) != 1: raise InterpreterException('Has_arg takes exactly one argument.') result = self.compiler.has_argument(args[0], self.environment) if result: h = mlog.green('YES') else: h = mlog.red('NO') mlog.log('Compiler for {} supports argument {}:'.format(self.compiler.language, args[0]), h) return result def first_supported_argument_method(self, args, kwargs): for i in mesonlib.stringlistify(args): if self.compiler.has_argument(i, self.environment): mlog.log('First supported argument:', mlog.bold(i)) return [i] mlog.log('First supported argument:', mlog.red('None')) return [] class ModuleState: pass class ModuleHolder(InterpreterObject): def __init__(self, modname, module, interpreter): InterpreterObject.__init__(self) self.modname = modname self.held_object = module self.interpreter = interpreter def method_call(self, method_name, args, kwargs): try: fn = getattr(self.held_object, method_name) except AttributeError: raise InvalidArguments('Module %s does not have method %s.' % (self.modname, method_name)) if method_name.startswith('_'): raise InvalidArguments('Function {!r} in module {!r} is private.'.format(method_name, self.modname)) state = ModuleState() state.build_to_src = os.path.relpath(self.interpreter.environment.get_source_dir(), self.interpreter.environment.get_build_dir()) state.subdir = self.interpreter.subdir state.environment = self.interpreter.environment state.project_name = self.interpreter.build.project_name state.project_version = self.interpreter.build.dep_manifest[self.interpreter.active_projectname] state.compilers = self.interpreter.build.compilers state.targets = self.interpreter.build.targets state.data = self.interpreter.build.data state.headers = self.interpreter.build.get_headers() state.man = self.interpreter.build.get_man() state.global_args = self.interpreter.build.global_args state.project_args = self.interpreter.build.projects_args.get(self.interpreter.subproject, {}) value = fn(state, args, kwargs) return self.interpreter.module_method_callback(value) class MesonMain(InterpreterObject): def __init__(self, build, interpreter): InterpreterObject.__init__(self) self.build = build self.interpreter = interpreter self.methods.update({'get_compiler': self.get_compiler_method, 'is_cross_build' : self.is_cross_build_method, 'has_exe_wrapper' : self.has_exe_wrapper_method, 'is_unity' : self.is_unity_method, 'is_subproject' : self.is_subproject_method, 'current_source_dir' : self.current_source_dir_method, 'current_build_dir' : self.current_build_dir_method, 'source_root' : self.source_root_method, 'build_root' : self.build_root_method, 'add_install_script' : self.add_install_script_method, 'add_postconf_script' : self.add_postconf_script_method, 'install_dependency_manifest': self.install_dependency_manifest_method, 'project_version': self.project_version_method, 'version': self.version_method, 'project_name' : self.project_name_method, 'get_cross_property': self.get_cross_property_method, }) def add_install_script_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Set_install_script takes exactly one argument.') check_stringlist(args) scriptbase = args[0] scriptfile = os.path.join(self.interpreter.environment.source_dir, self.interpreter.subdir, scriptbase) if not os.path.isfile(scriptfile): raise InterpreterException('Can not find install script %s.' % scriptbase) self.build.install_scripts.append(build.InstallScript([scriptfile])) def add_postconf_script_method(self, args, kwargs): if len(args) < 1: raise InterpreterException('Not enough arguments') check_stringlist(args, 'add_postconf_script arguments must be strings.') scriptbase = args[0] search_dir = os.path.join(self.interpreter.environment.source_dir, self.interpreter.subdir) exe = dependencies.ExternalProgram(scriptbase, search_dir=search_dir) extras = args[1:] self.build.postconf_scripts.append({'exe': exe, 'args': extras}) def current_source_dir_method(self, args, kwargs): src = self.interpreter.environment.source_dir sub = self.interpreter.subdir if sub == '': return src return os.path.join(src, sub) def current_build_dir_method(self, args, kwargs): src = self.interpreter.environment.build_dir sub = self.interpreter.subdir if sub == '': return src return os.path.join(src, sub) def source_root_method(self, args, kwargs): return self.interpreter.environment.source_dir def build_root_method(self, args, kwargs): return self.interpreter.environment.build_dir def has_exe_wrapper_method(self, args, kwargs): if self.is_cross_build_method(None, None) and \ 'binaries' in self.build.environment.cross_info.config and \ self.build.environment.cross_info.need_exe_wrapper(): exe_wrap = self.build.environment.cross_info.config['binaries'].get('exe_wrapper', None) if exe_wrap is None: return False # We return True when exe_wrap is defined, when it's not needed, and # when we're compiling natively. The last two are semantically confusing. # Need to revisit this. return True def is_cross_build_method(self, args, kwargs): return self.build.environment.is_cross_build() def get_compiler_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('get_compiler_method must have one and only one argument.') cname = args[0] native = kwargs.get('native', None) if native is None: if self.build.environment.is_cross_build(): native = False else: native = True if not isinstance(native, bool): raise InterpreterException('Type of "native" must be a boolean.') if native: clist = self.build.compilers else: clist = self.build.cross_compilers for c in clist: if c.get_language() == cname: return CompilerHolder(c, self.build.environment) raise InterpreterException('Tried to access compiler for unspecified language "%s".' % cname) def is_unity_method(self, args, kwargs): return self.build.environment.coredata.get_builtin_option('unity') def is_subproject_method(self, args, kwargs): return self.interpreter.is_subproject() def install_dependency_manifest_method(self, args, kwargs): if len(args) != 1: raise InterpreterException('Must specify manifest install file name') if not isinstance(args[0], str): raise InterpreterException('Argument must be a string.') self.build.dep_manifest_name = args[0] def project_version_method(self, args, kwargs): return self.build.dep_manifest[self.interpreter.active_projectname]['version'] def version_method(self, args, kwargs): return coredata.version def project_name_method(self, args, kwargs): return self.interpreter.active_projectname def get_cross_property_method(self, args, kwargs): if len(args) < 1 or len(args) > 2: raise InterpreterException('Must have one or two arguments.') propname = args[0] if not isinstance(propname, str): raise InterpreterException('Property name must be string.') try: props = self.interpreter.environment.cross_info.get_properties() return props[propname] except Exception: if len(args) == 2: return args[1] raise InterpreterException('Unknown cross property: %s.' % propname) class Interpreter(InterpreterBase): def __init__(self, build, backend, subproject='', subdir='', subproject_dir='subprojects'): super().__init__(build.environment.get_source_dir(), subdir) self.build = build self.environment = build.environment self.coredata = self.environment.get_coredata() self.backend = backend self.subproject = subproject self.subproject_dir = subproject_dir option_file = os.path.join(self.source_root, self.subdir, 'meson_options.txt') if os.path.exists(option_file): oi = optinterpreter.OptionInterpreter(self.subproject, \ self.build.environment.cmd_line_options.projectoptions) oi.process(option_file) self.build.environment.merge_options(oi.options) self.load_root_meson_file() self.sanity_check_ast() self.builtin.update({'meson': MesonMain(build, self)}) self.generators = [] self.visited_subdirs = {} self.args_frozen = False self.subprojects = {} self.subproject_stack = [] self.build_func_dict() self.parse_project() self.builtin['build_machine'] = BuildMachine(self.coredata.compilers) if not self.build.environment.is_cross_build(): self.builtin['host_machine'] = self.builtin['build_machine'] self.builtin['target_machine'] = self.builtin['build_machine'] else: cross_info = self.build.environment.cross_info if cross_info.has_host(): self.builtin['host_machine'] = CrossMachineInfo(cross_info.config['host_machine']) else: self.builtin['host_machine'] = self.builtin['build_machine'] if cross_info.has_target(): self.builtin['target_machine'] = CrossMachineInfo(cross_info.config['target_machine']) else: self.builtin['target_machine'] = self.builtin['host_machine'] self.build_def_files = [os.path.join(self.subdir, environment.build_filename)] def build_func_dict(self): self.funcs.update({'project' : self.func_project, 'message' : self.func_message, 'error' : self.func_error, 'executable': self.func_executable, 'dependency' : self.func_dependency, 'static_library' : self.func_static_lib, 'shared_library' : self.func_shared_lib, 'library' : self.func_library, 'jar' : self.func_jar, 'build_target': self.func_build_target, 'custom_target' : self.func_custom_target, 'run_target' : self.func_run_target, 'generator' : self.func_generator, 'test' : self.func_test, 'benchmark' : self.func_benchmark, 'install_headers' : self.func_install_headers, 'install_man' : self.func_install_man, 'subdir' : self.func_subdir, 'install_data' : self.func_install_data, 'install_subdir' : self.func_install_subdir, 'configure_file' : self.func_configure_file, 'include_directories' : self.func_include_directories, 'add_global_arguments' : self.func_add_global_arguments, 'add_project_arguments' : self.func_add_project_arguments, 'add_global_link_arguments' : self.func_add_global_link_arguments, 'add_project_link_arguments' : self.func_add_project_link_arguments, 'add_languages' : self.func_add_languages, 'find_program' : self.func_find_program, 'find_library' : self.func_find_library, 'configuration_data' : self.func_configuration_data, 'run_command' : self.func_run_command, 'gettext' : self.func_gettext, 'option' : self.func_option, 'get_option' : self.func_get_option, 'subproject' : self.func_subproject, 'vcs_tag' : self.func_vcs_tag, 'set_variable' : self.func_set_variable, 'is_variable' : self.func_is_variable, 'get_variable' : self.func_get_variable, 'import' : self.func_import, 'files' : self.func_files, 'declare_dependency': self.func_declare_dependency, 'assert': self.func_assert, 'environment' : self.func_environment, 'join_paths' : self.func_join_paths, }) def module_method_callback(self, invalues): unwrap_single = False if invalues is None: return if not isinstance(invalues, list): unwrap_single = True invalues = [invalues] outvalues = [] for v in invalues: if isinstance(v, build.CustomTarget): self.add_target(v.name, v) outvalues.append(CustomTargetHolder(v, self)) elif isinstance(v, (int, str)): outvalues.append(v) elif isinstance(v, build.Executable): self.add_target(v.name, v) outvalues.append(ExecutableHolder(v)) elif isinstance(v, list): outvalues.append(self.module_method_callback(v)) elif isinstance(v, build.GeneratedList): outvalues.append(GeneratedListHolder(v)) elif isinstance(v, build.RunTarget): self.add_target(v.name, v) elif isinstance(v, build.InstallScript): self.build.install_scripts.append(v) elif isinstance(v, build.Data): self.build.data.append(v) elif isinstance(v, dependencies.InternalDependency): # FIXME: This is special cased and not ideal: # The first source is our new VapiTarget, the rest are deps self.module_method_callback(v.sources[0]) outvalues.append(InternalDependencyHolder(v)) else: print(v) raise InterpreterException('Module returned a value of unknown type.') if len(outvalues) == 1 and unwrap_single: return outvalues[0] return outvalues def get_build_def_files(self): return self.build_def_files def get_variables(self): return self.variables def check_cross_stdlibs(self): if self.build.environment.is_cross_build(): cross_info = self.build.environment.cross_info for c in self.build.cross_compilers: l = c.language try: di = mesonlib.stringlistify(cross_info.get_stdlib(l)) if len(di) != 2: raise InterpreterException('Stdlib definition for %s should have exactly two elements.' \ % l) projname, depname = di subproj = self.do_subproject(projname, {}) self.build.cross_stdlibs[l] = subproj.get_variable_method([depname], {}) except KeyError as e: pass @stringArgs @noKwargs def func_import(self, node, args, kwargs): if len(args) != 1: raise InvalidCode('Import takes one argument.') modname = args[0] if not modname in self.environment.coredata.modules: module = importlib.import_module('mesonbuild.modules.' + modname).initialize() self.environment.coredata.modules[modname] = module return ModuleHolder(modname, self.environment.coredata.modules[modname], self) @stringArgs @noKwargs def func_files(self, node, args, kwargs): return [mesonlib.File.from_source_file(self.environment.source_dir, self.subdir, fname) for fname in args] @noPosargs def func_declare_dependency(self, node, args, kwargs): version = kwargs.get('version', self.project_version) if not isinstance(version, str): raise InterpreterException('Version must be a string.') incs = kwargs.get('include_directories', []) if not isinstance(incs, list): incs = [incs] libs = kwargs.get('link_with', []) if not isinstance(libs, list): libs = [libs] sources = kwargs.get('sources', []) if not isinstance(sources, list): sources = [sources] sources = self.source_strings_to_files(self.flatten(sources)) deps = kwargs.get('dependencies', []) if not isinstance(deps, list): deps = [deps] compile_args = mesonlib.stringlistify(kwargs.get('compile_args', [])) link_args = mesonlib.stringlistify(kwargs.get('link_args', [])) final_deps = [] for d in deps: try: d = d.held_object except Exception: pass if not isinstance(d, (dependencies.Dependency, dependencies.ExternalLibrary, dependencies.InternalDependency)): raise InterpreterException('Dependencies must be external deps') final_deps.append(d) dep = dependencies.InternalDependency(version, incs, compile_args, link_args, libs, sources, final_deps) return DependencyHolder(dep) @noKwargs def func_assert(self, node, args, kwargs): if len(args) != 2: raise InterpreterException('Assert takes exactly two arguments') value, message = args if not isinstance(value, bool): raise InterpreterException('Assert value not bool.') if not isinstance(message, str): raise InterpreterException('Assert message not a string.') if not value: raise InterpreterException('Assert failed: ' + message) def validate_arguments(self, args, argcount, arg_types): if argcount is not None: if argcount != len(args): raise InvalidArguments('Expected %d arguments, got %d.' % (argcount, len(args))) for i in range(min(len(args), len(arg_types))): wanted = arg_types[i] actual = args[i] if wanted != None: if not isinstance(actual, wanted): raise InvalidArguments('Incorrect argument type.') def func_run_command(self, node, args, kwargs): if len(args) < 1: raise InterpreterException('Not enough arguments') cmd = args[0] cargs = args[1:] if isinstance(cmd, ExternalProgramHolder): cmd = cmd.get_command() elif isinstance(cmd, str): cmd = [cmd] else: raise InterpreterException('First argument is of incorrect type.') expanded_args = [] for a in mesonlib.flatten(cargs): if isinstance(a, str): expanded_args.append(a) elif isinstance(a, mesonlib.File): if a.is_built: raise InterpreterException('Can not use generated files in run_command.') expanded_args.append(os.path.join(self.environment.get_source_dir(), str(a))) else: raise InterpreterException('Run_command arguments must be strings or the output of files().') args = cmd + expanded_args in_builddir = kwargs.get('in_builddir', False) if not isinstance(in_builddir, bool): raise InterpreterException('in_builddir must be boolean.') return RunProcess(args, self.environment.source_dir, self.environment.build_dir, self.subdir, in_builddir) @stringArgs def func_gettext(self, nodes, args, kwargs): raise InterpreterException('Gettext() function has been moved to module i18n. Import it and use i18n.gettext() instead') def func_option(self, nodes, args, kwargs): raise InterpreterException('Tried to call option() in build description file. All options must be in the option file.') @stringArgs def func_subproject(self, nodes, args, kwargs): if len(args) != 1: raise InterpreterException('Subproject takes exactly one argument') dirname = args[0] return self.do_subproject(dirname, kwargs) def do_subproject(self, dirname, kwargs): if dirname in self.subproject_stack: fullstack = self.subproject_stack + [dirname] incpath = ' => '.join(fullstack) raise InvalidCode('Recursive include of subprojects: %s.' % incpath) if dirname in self.subprojects: return self.subprojects[dirname] r = wrap.Resolver(os.path.join(self.build.environment.get_source_dir(), self.subproject_dir)) resolved = r.resolve(dirname) if resolved is None: msg = 'Subproject directory {!r} does not exist and cannot be downloaded.' raise InterpreterException(msg.format(os.path.join(self.subproject_dir, dirname))) subdir = os.path.join(self.subproject_dir, resolved) os.makedirs(os.path.join(self.build.environment.get_build_dir(), subdir), exist_ok=True) self.args_frozen = True mlog.log('\nExecuting subproject ', mlog.bold(dirname), '.\n', sep='') subi = Interpreter(self.build, self.backend, dirname, subdir, self.subproject_dir) subi.subprojects = self.subprojects subi.subproject_stack = self.subproject_stack + [dirname] current_active = self.active_projectname subi.run() if 'version' in kwargs: pv = subi.project_version wanted = kwargs['version'] if pv == 'undefined' or not mesonlib.version_compare(pv, wanted): raise InterpreterException('Subproject %s version is %s but %s required.' % (dirname, pv, wanted)) self.active_projectname = current_active mlog.log('\nSubproject', mlog.bold(dirname), 'finished.') self.build.subprojects[dirname] = subi.project_version self.subprojects.update(subi.subprojects) self.subprojects[dirname] = SubprojectHolder(subi) self.build_def_files += subi.build_def_files return self.subprojects[dirname] @stringArgs @noKwargs def func_get_option(self, nodes, args, kwargs): if len(args) != 1: raise InterpreterException('Argument required for get_option.') optname = args[0] try: return self.environment.get_coredata().get_builtin_option(optname) except RuntimeError: pass try: return self.environment.coredata.compiler_options[optname].value except KeyError: pass if not coredata.is_builtin_option(optname) and self.is_subproject(): optname = self.subproject + ':' + optname try: return self.environment.coredata.user_options[optname].value except KeyError: pass if optname.endswith('_link_args'): try: lang = optname[:-10] return self.coredata.external_link_args[lang] except KeyError: pass if optname.endswith('_args'): try: lang = optname[:-5] return self.coredata.external_args[lang] except KeyError: pass raise InterpreterException('Tried to access unknown option "%s".' % optname) @noKwargs def func_configuration_data(self, node, args, kwargs): if len(args) != 0: raise InterpreterException('configuration_data takes no arguments') return ConfigurationDataHolder() def parse_default_options(self, default_options): if not isinstance(default_options, list): default_options = [default_options] for option in default_options: if not isinstance(option, str): mlog.debug(option) raise InterpreterException('Default options must be strings') if '=' not in option: raise InterpreterException('All default options must be of type key=value.') key, value = option.split('=', 1) if coredata.is_builtin_option(key): if not self.environment.had_argument_for(key): self.coredata.set_builtin_option(key, value) # If this was set on the command line, do not override. else: newoptions = [option] + self.environment.cmd_line_options.projectoptions self.environment.cmd_line_options.projectoptions = newoptions @stringArgs def func_project(self, node, args, kwargs): if not self.is_subproject(): self.build.project_name = args[0] if self.environment.first_invocation and 'default_options' in kwargs: self.parse_default_options(kwargs['default_options']) if len(args) < 2: raise InvalidArguments('Not enough arguments to project(). Needs at least the project name and one language') self.active_projectname = args[0] self.project_version = kwargs.get('version', 'undefined') if self.build.project_version is None: self.build.project_version = self.project_version proj_license = mesonlib.stringlistify(kwargs.get('license', 'unknown')) self.build.dep_manifest[args[0]] = {'version': self.project_version, 'license': proj_license} if self.subproject in self.build.projects: raise InvalidCode('Second call to project().') if not self.is_subproject() and 'subproject_dir' in kwargs: self.subproject_dir = kwargs['subproject_dir'] if 'meson_version' in kwargs: cv = coredata.version pv = kwargs['meson_version'] if not mesonlib.version_compare(cv, pv): raise InterpreterException('Meson version is %s but project requires %s.' % (cv, pv)) self.build.projects[self.subproject] = args[0] mlog.log('Project name: ', mlog.bold(args[0]), sep='') self.add_languages(args[1:], True) langs = self.coredata.compilers.keys() if 'vala' in langs: if not 'c' in langs: raise InterpreterException('Compiling Vala requires C. Add C to your project languages and rerun Meson.') if not self.is_subproject(): self.check_cross_stdlibs() @stringArgs def func_add_languages(self, node, args, kwargs): return self.add_languages(args, kwargs.get('required', True)) @noKwargs def func_message(self, node, args, kwargs): # reduce arguments again to avoid flattening posargs (posargs, _) = self.reduce_arguments(node.args) if len(posargs) != 1: raise InvalidArguments('Expected 1 argument, got %d' % len(posargs)) arg = posargs[0] if isinstance(arg, list): argstr = stringifyUserArguments(arg) elif isinstance(arg, str): argstr = arg elif isinstance(arg, int): argstr = str(arg) else: raise InvalidArguments('Function accepts only strings, integers, lists and lists thereof.') mlog.log(mlog.bold('Message:'), argstr) @noKwargs def func_error(self, node, args, kwargs): self.validate_arguments(args, 1, [str]) raise InterpreterException('Error encountered: ' + args[0]) def detect_compilers(self, lang, need_cross_compiler): cross_comp = None if lang == 'c': comp = self.environment.detect_c_compiler(False) if need_cross_compiler: cross_comp = self.environment.detect_c_compiler(True) elif lang == 'cpp': comp = self.environment.detect_cpp_compiler(False) if need_cross_compiler: cross_comp = self.environment.detect_cpp_compiler(True) elif lang == 'objc': comp = self.environment.detect_objc_compiler(False) if need_cross_compiler: cross_comp = self.environment.detect_objc_compiler(True) elif lang == 'objcpp': comp = self.environment.detect_objcpp_compiler(False) if need_cross_compiler: cross_comp = self.environment.detect_objcpp_compiler(True) elif lang == 'java': comp = self.environment.detect_java_compiler() if need_cross_compiler: cross_comp = comp # Java is platform independent. elif lang == 'cs': comp = self.environment.detect_cs_compiler() if need_cross_compiler: cross_comp = comp # C# is platform independent. elif lang == 'vala': comp = self.environment.detect_vala_compiler() if need_cross_compiler: cross_comp = comp # Vala is too (I think). elif lang == 'd': comp = self.environment.detect_d_compiler() if need_cross_compiler: cross_comp = comp # D as well (AFAIK). elif lang == 'rust': comp = self.environment.detect_rust_compiler() if need_cross_compiler: cross_comp = comp # FIXME, probably not correct. elif lang == 'fortran': comp = self.environment.detect_fortran_compiler(False) if need_cross_compiler: cross_comp = self.environment.detect_fortran_compiler(True) elif lang == 'swift': comp = self.environment.detect_swift_compiler() if need_cross_compiler: raise InterpreterException('Cross compilation with Swift is not working yet.') # cross_comp = self.environment.detect_fortran_compiler(True) else: raise InvalidCode('Tried to use unknown language "%s".' % lang) comp.sanity_check(self.environment.get_scratch_dir(), self.environment) self.coredata.compilers[lang] = comp # Native compiler always exist so always add its options. new_options = comp.get_options() if cross_comp is not None: cross_comp.sanity_check(self.environment.get_scratch_dir(), self.environment) self.coredata.cross_compilers[lang] = cross_comp new_options.update(cross_comp.get_options()) optprefix = lang + '_' for i in new_options: if not i.startswith(optprefix): raise InterpreterException('Internal error, %s has incorrect prefix.' % i) cmd_prefix = i + '=' for cmd_arg in self.environment.cmd_line_options.projectoptions: if cmd_arg.startswith(cmd_prefix): value = cmd_arg.split('=', 1)[1] new_options[i].set_value(value) new_options.update(self.coredata.compiler_options) self.coredata.compiler_options = new_options return (comp, cross_comp) def add_languages(self, args, required): success = True need_cross_compiler = self.environment.is_cross_build() and self.environment.cross_info.need_cross_compiler() for lang in args: lang = lang.lower() if lang in self.coredata.compilers: comp = self.coredata.compilers[lang] cross_comp = self.coredata.cross_compilers.get(lang, None) else: try: (comp, cross_comp) = self.detect_compilers(lang, need_cross_compiler) except Exception: if not required: mlog.log('Compiler for language', mlog.bold(lang), 'not found.') success = False continue else: raise mlog.log('Native %s compiler: ' % lang, mlog.bold(' '.join(comp.get_exelist())), ' (%s %s)' % (comp.id, comp.version), sep='') if not comp.get_language() in self.coredata.external_args: (ext_compile_args, ext_link_args) = environment.get_args_from_envvars(comp) self.coredata.external_args[comp.get_language()] = ext_compile_args self.coredata.external_link_args[comp.get_language()] = ext_link_args self.build.add_compiler(comp) if need_cross_compiler: mlog.log('Cross %s compiler: ' % lang, mlog.bold(' '.join(cross_comp.get_exelist())), ' (%s %s)' % (cross_comp.id, cross_comp.version), sep='') self.build.add_cross_compiler(cross_comp) if self.environment.is_cross_build() and not need_cross_compiler: self.build.add_cross_compiler(comp) self.add_base_options(comp) return success def add_base_options(self, compiler): proj_opt = self.environment.cmd_line_options.projectoptions for optname in compiler.base_options: if optname in self.coredata.base_options: continue oobj = compilers.base_options[optname] for po in proj_opt: if po.startswith(optname + '='): oobj.set_value(po.split('=', 1)[1]) break self.coredata.base_options[optname] = oobj @stringArgs def func_find_program(self, node, args, kwargs): if len(args) == 0: raise InterpreterException('No program name specified.') required = kwargs.get('required', True) if not isinstance(required, bool): raise InvalidArguments('"required" argument must be a boolean.') # Search for scripts relative to current subdir. # Do not cache found programs because find_program('foobar') # might give different results when run from different source dirs. search_dir = os.path.join(self.environment.get_source_dir(), self.subdir) for exename in args: extprog = dependencies.ExternalProgram(exename, search_dir=search_dir) progobj = ExternalProgramHolder(extprog) if progobj.found(): return progobj if required and not progobj.found(): raise InvalidArguments('Program "%s" not found.' % exename) return progobj def func_find_library(self, node, args, kwargs): mlog.log(mlog.red('DEPRECATION:'), 'find_library() is removed, use the corresponding method in compiler object instead.') def func_dependency(self, node, args, kwargs): self.validate_arguments(args, 1, [str]) name = args[0] if '<' in name or '>' in name or '=' in name: raise InvalidArguments('''Characters <, > and = are forbidden in target names. To specify version requirements use the version keyword argument instead.''') identifier = dependencies.get_dep_identifier(name, kwargs) # Check if we've already searched for and found this dep cached_dep = None if identifier in self.coredata.deps: cached_dep = self.coredata.deps[identifier] if 'version' in kwargs: wanted = kwargs['version'] found = cached_dep.get_version() if not cached_dep.found() or \ not mesonlib.version_compare_many(found, wanted)[0]: # Cached dep has the wrong version. Check if an external # dependency or a fallback dependency provides it. cached_dep = None # Don't re-use cached dep if it wasn't required but this one is, # so we properly go into fallback/error code paths if kwargs.get('required', True) and not getattr(cached_dep, 'required', False): cached_dep = None if cached_dep: dep = cached_dep else: # We need to actually search for this dep exception = None dep = None # If the fallback has already been configured (possibly by a higher level project) # try to use it before using the native version if 'fallback' in kwargs: dirname, varname = self.get_subproject_infos(kwargs) if dirname in self.subprojects: try: dep = self.subprojects[dirname].get_variable_method([varname], {}) dep = dep.held_object except KeyError: pass if not dep: try: dep = dependencies.find_external_dependency(name, self.environment, kwargs) except dependencies.DependencyException as e: exception = e pass if not dep or not dep.found(): if 'fallback' in kwargs: fallback_dep = self.dependency_fallback(name, kwargs) if fallback_dep: return fallback_dep if not dep: raise exception self.coredata.deps[identifier] = dep return DependencyHolder(dep) def get_subproject_infos(self, kwargs): fbinfo = kwargs['fallback'] check_stringlist(fbinfo) if len(fbinfo) != 2: raise InterpreterException('Fallback info must have exactly two items.') return fbinfo def dependency_fallback(self, name, kwargs): dirname, varname = self.get_subproject_infos(kwargs) # Try to execute the subproject try: self.do_subproject(dirname, {}) # Invalid code is always an error except InvalidCode: raise # If the subproject execution failed in a non-fatal way, don't raise an # exception; let the caller handle things. except: mlog.log('Also couldn\'t find a fallback subproject in', mlog.bold(os.path.join(self.subproject_dir, dirname)), 'for the dependency', mlog.bold(name)) return None try: dep = self.subprojects[dirname].get_variable_method([varname], {}) except KeyError: raise InvalidCode('Fallback variable {!r} in the subproject ' '{!r} does not exist'.format(varname, dirname)) if not isinstance(dep, DependencyHolder): raise InvalidCode('Fallback variable {!r} in the subproject {!r} is ' 'not a dependency object.'.format(varname, dirname)) return None # Check if the version of the declared dependency matches what we want if 'version' in kwargs: wanted = kwargs['version'] found = dep.version_method([], {}) if found == 'undefined' or not mesonlib.version_compare(found, wanted): mlog.log('Subproject', mlog.bold(dirname), 'dependency', mlog.bold(varname), 'version is', mlog.bold(found), 'but', mlog.bold(wanted), 'is required.') return None mlog.log('Found a', mlog.green('fallback'), 'subproject', mlog.bold(os.path.join(self.subproject_dir, dirname)), 'for', mlog.bold(name)) return dep def func_executable(self, node, args, kwargs): return self.build_target(node, args, kwargs, ExecutableHolder) def func_static_lib(self, node, args, kwargs): return self.build_target(node, args, kwargs, StaticLibraryHolder) def func_shared_lib(self, node, args, kwargs): return self.build_target(node, args, kwargs, SharedLibraryHolder) def func_library(self, node, args, kwargs): if self.coredata.get_builtin_option('default_library') == 'shared': return self.func_shared_lib(node, args, kwargs) return self.func_static_lib(node, args, kwargs) def func_jar(self, node, args, kwargs): return self.build_target(node, args, kwargs, JarHolder) def func_build_target(self, node, args, kwargs): if 'target_type' not in kwargs: raise InterpreterException('Missing target_type keyword argument') target_type = kwargs.pop('target_type') if target_type == 'executable': return self.func_executable(node, args, kwargs) elif target_type == 'shared_library': return self.func_shared_lib(node, args, kwargs) elif target_type == 'static_library': return self.func_static_lib(node, args, kwargs) elif target_type == 'library': return self.func_library(node, args, kwargs) elif target_type == 'jar': return self.func_jar(node, args, kwargs) else: raise InterpreterException('Unknown target_type.') def func_vcs_tag(self, node, args, kwargs): fallback = kwargs.pop('fallback', None) if not isinstance(fallback, str): raise InterpreterException('Keyword argument fallback must exist and be a string.') replace_string = kwargs.pop('replace_string', '@VCS_TAG@') regex_selector = '(.*)' # default regex selector for custom command: use complete output vcs_cmd = kwargs.get('command', None) if vcs_cmd and not isinstance(vcs_cmd, list): vcs_cmd = [vcs_cmd] source_dir = os.path.normpath(os.path.join(self.environment.get_source_dir(), self.subdir)) if vcs_cmd: # Is the command an executable in path or maybe a script in the source tree? vcs_cmd[0] = shutil.which(vcs_cmd[0]) or os.path.join(source_dir, vcs_cmd[0]) else: vcs = mesonlib.detect_vcs(source_dir) if vcs: mlog.log('Found %s repository at %s' % (vcs['name'], vcs['wc_dir'])) vcs_cmd = vcs['get_rev'].split() regex_selector = vcs['rev_regex'] else: vcs_cmd = [' '] # executing this cmd will fail in vcstagger.py and force to use the fallback string # vcstagger.py parameters: infile, outfile, fallback, source_dir, replace_string, regex_selector, command... kwargs['command'] = [sys.executable, self.environment.get_build_command(), '--internal', 'vcstagger', '@INPUT0@', '@OUTPUT0@', fallback, source_dir, replace_string, regex_selector] + vcs_cmd kwargs.setdefault('build_always', True) return self.func_custom_target(node, [kwargs['output']], kwargs) @stringArgs def func_custom_target(self, node, args, kwargs): if len(args) != 1: raise InterpreterException('custom_target: Only one positional argument is allowed, and it must be a string name') name = args[0] tg = CustomTargetHolder(build.CustomTarget(name, self.subdir, kwargs), self) self.add_target(name, tg.held_object) return tg def func_run_target(self, node, args, kwargs): global run_depr_printed if len(args) > 1: if not run_depr_printed: mlog.log(mlog.red('DEPRECATION'), 'positional version of run_target is deprecated, use the keyword version instead.') run_depr_printed = True if 'command' in kwargs: raise InterpreterException('Can not have command both in positional and keyword arguments.') all_args = args[1:] deps = [] elif len(args) == 1: if not 'command' in kwargs: raise InterpreterException('Missing "command" keyword argument') all_args = kwargs['command'] if not isinstance(all_args, list): all_args = [all_args] deps = kwargs.get('depends', []) if not isinstance(deps, list): deps = [deps] else: raise InterpreterException('Run_target needs at least one positional argument.') cleaned_args = [] for i in mesonlib.flatten(all_args): try: i = i.held_object except AttributeError: pass if not isinstance(i, (str, build.BuildTarget, build.CustomTarget, dependencies.ExternalProgram, mesonlib.File)): mlog.debug('Wrong type:', str(i)) raise InterpreterException('Invalid argument to run_target.') cleaned_args.append(i) name = args[0] if not isinstance(name, str): raise InterpreterException('First argument must be a string.') cleaned_deps = [] for d in deps: try: d = d.held_object except AttributeError: pass if not isinstance(d, (build.BuildTarget, build.CustomTarget)): raise InterpreterException('Depends items must be build targets.') cleaned_deps.append(d) command = cleaned_args[0] cmd_args = cleaned_args[1:] tg = RunTargetHolder(name, command, cmd_args, cleaned_deps, self.subdir) self.add_target(name, tg.held_object) return tg def func_generator(self, node, args, kwargs): gen = GeneratorHolder(self, args, kwargs) self.generators.append(gen) return gen def func_benchmark(self, node, args, kwargs): self.add_test(node, args, kwargs, False) def func_test(self, node, args, kwargs): self.add_test(node, args, kwargs, True) def add_test(self, node, args, kwargs, is_base_test): if len(args) != 2: raise InterpreterException('Incorrect number of arguments') if not isinstance(args[0], str): raise InterpreterException('First argument of test must be a string.') if not isinstance(args[1], (ExecutableHolder, JarHolder, ExternalProgramHolder)): raise InterpreterException('Second argument must be executable.') par = kwargs.get('is_parallel', True) if not isinstance(par, bool): raise InterpreterException('Keyword argument is_parallel must be a boolean.') cmd_args = kwargs.get('args', []) if not isinstance(cmd_args, list): cmd_args = [cmd_args] for i in cmd_args: if not isinstance(i, (str, mesonlib.File)): raise InterpreterException('Command line arguments must be strings') envlist = kwargs.get('env', []) if isinstance(envlist, EnvironmentVariablesHolder): env = envlist.held_object else: if not isinstance(envlist, list): envlist = [envlist] env = {} for e in envlist: if '=' not in e: raise InterpreterException('Env var definition must be of type key=val.') (k, val) = e.split('=', 1) k = k.strip() val = val.strip() if ' ' in k: raise InterpreterException('Env var key must not have spaces in it.') env[k] = val if not isinstance(envlist, list): envlist = [envlist] should_fail = kwargs.get('should_fail', False) if not isinstance(should_fail, bool): raise InterpreterException('Keyword argument should_fail must be a boolean.') timeout = kwargs.get('timeout', 30) if 'workdir' in kwargs: workdir = kwargs['workdir'] if not isinstance(workdir, str): raise InterpreterException('Workdir keyword argument must be a string.') if not os.path.isabs(workdir): raise InterpreterException('Workdir keyword argument must be an absolute path.') else: workdir = None if not isinstance(timeout, int): raise InterpreterException('Timeout must be an integer.') suite = mesonlib.stringlistify(kwargs.get('suite', '')) if self.is_subproject(): newsuite = [] for s in suite: if len(s) > 0: s = '.' + s newsuite.append(self.subproject.replace(' ', '_').replace('.', '_') + s) suite = newsuite t = Test(args[0], suite, args[1].held_object, par, cmd_args, env, should_fail, timeout, workdir) if is_base_test: self.build.tests.append(t) mlog.debug('Adding test "', mlog.bold(args[0]), '".', sep='') else: self.build.benchmarks.append(t) mlog.debug('Adding benchmark "', mlog.bold(args[0]), '".', sep='') def func_install_headers(self, node, args, kwargs): source_files = self.source_strings_to_files(args) h = Headers(source_files, kwargs) self.build.headers.append(h) return h @stringArgs def func_install_man(self, node, args, kwargs): m = Man(self.subdir, args, kwargs) self.build.man.append(m) return m @noKwargs def func_subdir(self, node, args, kwargs): self.validate_arguments(args, 1, [str]) if '..' in args[0]: raise InvalidArguments('Subdir contains ..') if self.subdir == '' and args[0] == self.subproject_dir: raise InvalidArguments('Must not go into subprojects dir with subdir(), use subproject() instead.') prev_subdir = self.subdir subdir = os.path.join(prev_subdir, args[0]) if subdir in self.visited_subdirs: raise InvalidArguments('Tried to enter directory "%s", which has already been visited.'\ % subdir) self.visited_subdirs[subdir] = True self.subdir = subdir os.makedirs(os.path.join(self.environment.build_dir, subdir), exist_ok=True) buildfilename = os.path.join(self.subdir, environment.build_filename) self.build_def_files.append(buildfilename) absname = os.path.join(self.environment.get_source_dir(), buildfilename) if not os.path.isfile(absname): self.subdir = prev_subdir raise InterpreterException('Nonexistant build def file %s.' % buildfilename) with open(absname, encoding='utf8') as f: code = f.read() assert(isinstance(code, str)) try: codeblock = mparser.Parser(code, self.subdir).parse() except mesonlib.MesonException as me: me.file = buildfilename raise me self.evaluate_codeblock(codeblock) self.subdir = prev_subdir def func_install_data(self, node, args, kwargs): kwsource = mesonlib.stringlistify(kwargs.get('sources', [])) raw_sources = args + kwsource sources = [] source_strings = [] for s in raw_sources: if isinstance(s, mesonlib.File): sources.append(s) else: source_strings.append(s) sources += self.source_strings_to_files(source_strings) install_dir = kwargs.get('install_dir', None) data = DataHolder(sources, install_dir) self.build.data.append(data.held_object) return data @stringArgs def func_install_subdir(self, node, args, kwargs): if len(args) != 1: raise InvalidArguments('Install_subdir requires exactly one argument.') if not 'install_dir' in kwargs: raise InvalidArguments('Missing keyword argument install_dir') install_dir = kwargs['install_dir'] if not isinstance(install_dir, str): raise InvalidArguments('Keyword argument install_dir not a string.') idir = InstallDir(self.subdir, args[0], install_dir) self.build.install_dirs.append(idir) return idir def func_configure_file(self, node, args, kwargs): if len(args) > 0: raise InterpreterException("configure_file takes only keyword arguments.") if not 'output' in kwargs: raise InterpreterException('Required keyword argument "output" not defined.') inputfile = kwargs.get('input', None) output = kwargs['output'] if not isinstance(inputfile, (str, type(None))): raise InterpreterException('Input must be a string.') if not isinstance(output, str): raise InterpreterException('Output must be a string.') if os.path.split(output)[0] != '': raise InterpreterException('Output file name must not contain a subdirectory.') (ofile_path, ofile_fname) = os.path.split(os.path.join(self.subdir, output)) ofile_abs = os.path.join(self.environment.build_dir, ofile_path, ofile_fname) if 'configuration' in kwargs: conf = kwargs['configuration'] if not isinstance(conf, ConfigurationDataHolder): raise InterpreterException('Argument "configuration" is not of type configuration_data') if inputfile is not None: # Normalize the path of the conffile to avoid duplicates # This is especially important to convert '/' to '\' on Windows conffile = os.path.normpath(os.path.join(self.subdir, inputfile)) if conffile not in self.build_def_files: self.build_def_files.append(conffile) os.makedirs(os.path.join(self.environment.build_dir, self.subdir), exist_ok=True) ifile_abs = os.path.join(self.environment.source_dir, self.subdir, inputfile) mesonlib.do_conf_file(ifile_abs, ofile_abs, conf.held_object) else: mesonlib.dump_conf_header(ofile_abs, conf.held_object) conf.mark_used() elif 'command' in kwargs: if 'input' not in kwargs: raise InterpreterException('Required keyword input missing.') res = self.func_run_command(node, kwargs['command'], {}) if res.returncode != 0: raise InterpreterException('Running configure command failed.\n%s\n%s' % (res.stdout, res.stderr)) else: raise InterpreterException('Configure_file must have either "configuration" or "command".') idir = kwargs.get('install_dir', None) if isinstance(idir, str): cfile = mesonlib.File.from_built_file(ofile_path, ofile_fname) self.build.data.append(DataHolder([cfile], idir).held_object) return mesonlib.File.from_built_file(self.subdir, output) @stringArgs def func_include_directories(self, node, args, kwargs): absbase = os.path.join(self.environment.get_source_dir(), self.subdir) for a in args: absdir = os.path.join(absbase, a) if not os.path.isdir(absdir): raise InvalidArguments('Include dir %s does not exist.' % a) is_system = kwargs.get('is_system', False) if not isinstance(is_system, bool): raise InvalidArguments('Is_system must be boolean.') i = IncludeDirsHolder(build.IncludeDirs(self.subdir, args, is_system)) return i @stringArgs def func_add_global_arguments(self, node, args, kwargs): if self.subproject != '': msg = 'Global arguments can not be set in subprojects because ' \ 'there is no way to make that reliable.\nPlease only call ' \ 'this if is_subproject() returns false. Alternatively, ' \ 'define a variable that\ncontains your language-specific ' \ 'arguments and add it to the appropriate *_args kwarg ' \ 'in each target.' raise InvalidCode(msg) if self.args_frozen: msg = 'Tried to set global arguments after a build target has ' \ 'been declared.\nThis is not permitted. Please declare all ' \ 'global arguments before your targets.' raise InvalidCode(msg) if not 'language' in kwargs: raise InvalidCode('Missing language definition in add_global_arguments') lang = kwargs['language'].lower() if lang in self.build.global_args: self.build.global_args[lang] += args else: self.build.global_args[lang] = args @stringArgs def func_add_global_link_arguments(self, node, args, kwargs): if self.subproject != '': msg = 'Global link arguments can not be set in subprojects because ' \ 'there is no way to make that reliable.\nPlease only call ' \ 'this if is_subproject() returns false. Alternatively, ' \ 'define a variable that\ncontains your language-specific ' \ 'arguments and add it to the appropriate *_args kwarg ' \ 'in each target.' raise InvalidCode(msg) if self.args_frozen: msg = 'Tried to set global link arguments after a build target has ' \ 'been declared.\nThis is not permitted. Please declare all ' \ 'global arguments before your targets.' raise InvalidCode(msg) if not 'language' in kwargs: raise InvalidCode('Missing language definition in add_global_link_arguments') lang = kwargs['language'].lower() if lang in self.build.global_link_args: self.build.global_link_args[lang] += args else: self.build.global_link_args[lang] = args @stringArgs def func_add_project_link_arguments(self, node, args, kwargs): if self.args_frozen: msg = 'Tried to set project link arguments after a build target has ' \ 'been declared.\nThis is not permitted. Please declare all ' \ 'project link arguments before your targets.' raise InvalidCode(msg) if not 'language' in kwargs: raise InvalidCode('Missing language definition in add_project_link_arguments') lang = kwargs['language'].lower() if self.subproject not in self.build.projects_link_args: self.build.projects_link_args[self.subproject] = {} args = self.build.projects_link_args[self.subproject].get(lang, []) + args self.build.projects_link_args[self.subproject][lang] = args @stringArgs def func_add_project_arguments(self, node, args, kwargs): if self.args_frozen: msg = 'Tried to set project arguments after a build target has ' \ 'been declared.\nThis is not permitted. Please declare all ' \ 'project arguments before your targets.' raise InvalidCode(msg) if not 'language' in kwargs: raise InvalidCode('Missing language definition in add_project_arguments') if self.subproject not in self.build.projects_args: self.build.projects_args[self.subproject] = {} lang = kwargs['language'].lower() args = self.build.projects_args[self.subproject].get(lang, []) + args self.build.projects_args[self.subproject][lang] = args def func_environment(self, node, args, kwargs): return EnvironmentVariablesHolder() @stringArgs @noKwargs def func_join_paths(self, node, args, kwargs): return os.path.join(*args).replace('\\', '/') def run(self): super().run() mlog.log('Build targets in project:', mlog.bold(str(len(self.build.targets)))) def source_strings_to_files(self, sources): results = [] for s in sources: if isinstance(s, (mesonlib.File, GeneratedListHolder, CustomTargetHolder)): pass elif isinstance(s, str): s = mesonlib.File.from_source_file(self.environment.source_dir, self.subdir, s) else: raise InterpreterException("Source item is not string or File-type object.") results.append(s) return results def add_target(self, name, tobj): if name == '': raise InterpreterException('Target name must not be empty.') if name in coredata.forbidden_target_names: raise InvalidArguments('Target name "%s" is reserved for Meson\'s internal use. Please rename.'\ % name) # To permit an executable and a shared library to have the # same name, such as "foo.exe" and "libfoo.a". idname = tobj.get_id() if idname in self.build.targets: raise InvalidCode('Tried to create target "%s", but a target of that name already exists.' % name) self.build.targets[idname] = tobj if idname not in self.coredata.target_guids: self.coredata.target_guids[idname] = str(uuid.uuid4()).upper() def build_target(self, node, args, kwargs, targetholder): if len(args) == 0: raise InterpreterException('Target does not have a name.') name = args[0] sources = args[1:] if self.environment.is_cross_build(): if kwargs.get('native', False): is_cross = False else: is_cross = True else: is_cross = False try: kw_src = self.flatten(kwargs['sources']) if not isinstance(kw_src, list): kw_src = [kw_src] except KeyError: kw_src = [] sources += kw_src sources = self.source_strings_to_files(sources) objs = self.flatten(kwargs.get('objects', [])) kwargs['dependencies'] = self.flatten(kwargs.get('dependencies', [])) if not isinstance(objs, list): objs = [objs] self.check_sources_exist(os.path.join(self.source_root, self.subdir), sources) if targetholder is ExecutableHolder: targetclass = build.Executable elif targetholder is SharedLibraryHolder: targetclass = build.SharedLibrary elif targetholder is StaticLibraryHolder: targetclass = build.StaticLibrary elif targetholder is JarHolder: targetclass = build.Jar else: mlog.debug('Unknown target type:', str(targetholder)) raise RuntimeError('Unreachable code') target = targetclass(name, self.subdir, self.subproject, is_cross, sources, objs, self.environment, kwargs) if is_cross: self.add_cross_stdlib_info(target) l = targetholder(target, self) self.add_target(name, l.held_object) self.args_frozen = True return l def get_used_languages(self, target): result = {} for i in target.sources: for c in self.build.compilers: if c.can_compile(i): result[c.language] = True break return result def add_cross_stdlib_info(self, target): for l in self.get_used_languages(target): if self.environment.cross_info.has_stdlib(l) and \ self.subproject != self.environment.cross_info.get_stdlib(l)[0]: target.add_deps(self.build.cross_stdlibs[l]) def check_sources_exist(self, subdir, sources): for s in sources: if not isinstance(s, str): continue # This means a generated source and they always exist. fname = os.path.join(subdir, s) if not os.path.isfile(fname): raise InterpreterException('Tried to add non-existing source file %s.' % s) def format_string(self, templ, args): templ = self.to_native(templ) if isinstance(args, mparser.ArgumentNode): args = args.arguments for (i, arg) in enumerate(args): arg = self.to_native(self.evaluate_statement(arg)) if isinstance(arg, bool): # Python boolean is upper case. arg = str(arg).lower() templ = templ.replace('@{}@'.format(i), str(arg)) return templ # Only permit object extraction from the same subproject def validate_extraction(self, buildtarget): if not self.subdir.startswith(self.subproject_dir): if buildtarget.subdir.startswith(self.subproject_dir): raise InterpreterException('Tried to extract objects from a subproject target.') else: if not buildtarget.subdir.startswith(self.subproject_dir): raise InterpreterException('Tried to extract objects from the main project from a subproject.') if self.subdir.split('/')[1] != buildtarget.subdir.split('/')[1]: raise InterpreterException('Tried to extract objects from a different subproject.') def check_contains(self, obj, args): if len(args) != 1: raise InterpreterException('Contains method takes exactly one argument.') item = args[0] for element in obj: if isinstance(element, list): found = self.check_contains(element, args) if found: return True try: if element == item: return True except Exception: pass return False def is_subproject(self): return self.subproject != ''