# Copyright 2012-2017 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. import os.path, subprocess from ..mesonlib import ( EnvironmentException, MachineChoice, version_compare, is_windows, is_osx ) from .compilers import ( CompilerType, d_dmd_buildtype_args, d_gdc_buildtype_args, d_ldc_buildtype_args, get_gcc_soname_args, gnu_color_args, gnu_optimization_args, clike_debug_args, Compiler, CompilerArgs, ) d_feature_args = {'gcc': {'unittest': '-funittest', 'debug': '-fdebug', 'version': '-fversion', 'import_dir': '-J' }, 'llvm': {'unittest': '-unittest', 'debug': '-d-debug', 'version': '-d-version', 'import_dir': '-J' }, 'dmd': {'unittest': '-unittest', 'debug': '-debug', 'version': '-version', 'import_dir': '-J' } } ldc_optimization_args = {'0': [], 'g': [], '1': ['-O1'], '2': ['-O2'], '3': ['-O3'], 's': ['-Os'], } dmd_optimization_args = {'0': [], 'g': [], '1': ['-O'], '2': ['-O'], '3': ['-O'], 's': ['-O'], } class DCompiler(Compiler): mscrt_args = { 'none': ['-mscrtlib='], 'md': ['-mscrtlib=msvcrt'], 'mdd': ['-mscrtlib=msvcrtd'], 'mt': ['-mscrtlib=libcmt'], 'mtd': ['-mscrtlib=libcmtd'], } def __init__(self, exelist, version, is_cross, arch, **kwargs): self.language = 'd' super().__init__(exelist, version, **kwargs) self.id = 'unknown' self.is_cross = is_cross self.arch = arch def sanity_check(self, work_dir, environment): source_name = os.path.join(work_dir, 'sanity.d') output_name = os.path.join(work_dir, 'dtest') with open(source_name, 'w') as ofile: ofile.write('''void main() { }''') pc = subprocess.Popen(self.exelist + self.get_output_args(output_name) + self.get_target_arch_args() + [source_name], cwd=work_dir) pc.wait() if pc.returncode != 0: raise EnvironmentException('D compiler %s can not compile programs.' % self.name_string()) if subprocess.call(output_name) != 0: raise EnvironmentException('Executables created by D compiler %s are not runnable.' % self.name_string()) def needs_static_linker(self): return True def name_string(self): return ' '.join(self.exelist) def get_exelist(self): return self.exelist def get_linker_exelist(self): return self.exelist[:] def get_output_args(self, target): return ['-of=' + target] def get_linker_output_args(self, target): return ['-of=' + target] def get_include_args(self, path, is_system): return ['-I=' + path] def compute_parameters_with_absolute_paths(self, parameter_list, build_dir): for idx, i in enumerate(parameter_list): if i[:3] == '-I=': parameter_list[idx] = i[:3] + os.path.normpath(os.path.join(build_dir, i[3:])) if i[:4] == '-L-L': parameter_list[idx] = i[:4] + os.path.normpath(os.path.join(build_dir, i[4:])) if i[:5] == '-L=-L': parameter_list[idx] = i[:5] + os.path.normpath(os.path.join(build_dir, i[5:])) if i[:6] == '-Wl,-L': parameter_list[idx] = i[:6] + os.path.normpath(os.path.join(build_dir, i[6:])) return parameter_list def get_warn_args(self, level): return ['-wi'] def get_werror_args(self): return ['-w'] def get_dependency_gen_args(self, outtarget, outfile): # DMD and LDC does not currently return Makefile-compatible dependency info. return [] def get_linker_search_args(self, dirname): # -L is recognized as "add this to the search path" by the linker, # while the compiler recognizes it as "pass to linker". return ['-Wl,-L' + dirname] def get_coverage_args(self): return ['-cov'] def get_preprocess_only_args(self): return ['-E'] def get_compile_only_args(self): return ['-c'] def depfile_for_object(self, objfile): return objfile + '.' + self.get_depfile_suffix() def get_depfile_suffix(self): return 'deps' def get_pic_args(self): if is_windows(): return [] return ['-fPIC'] def get_std_shared_lib_link_args(self): return ['-shared'] def get_soname_args(self, *args): # FIXME: Make this work for cross-compiling if is_windows(): return [] elif is_osx(): soname_args = get_gcc_soname_args(CompilerType.GCC_OSX, *args) if soname_args: return ['-Wl,' + ','.join(soname_args)] return [] return get_gcc_soname_args(CompilerType.GCC_STANDARD, *args) def get_feature_args(self, kwargs, build_to_src): res = [] if 'unittest' in kwargs: unittest = kwargs.pop('unittest') unittest_arg = d_feature_args[self.id]['unittest'] if not unittest_arg: raise EnvironmentException('D compiler %s does not support the "unittest" feature.' % self.name_string()) if unittest: res.append(unittest_arg) if 'debug' in kwargs: debug_level = -1 debugs = kwargs.pop('debug') if not isinstance(debugs, list): debugs = [debugs] debug_arg = d_feature_args[self.id]['debug'] if not debug_arg: raise EnvironmentException('D compiler %s does not support conditional debug identifiers.' % self.name_string()) # Parse all debug identifiers and the largest debug level identifier for d in debugs: if isinstance(d, int): if d > debug_level: debug_level = d elif isinstance(d, str) and d.isdigit(): if int(d) > debug_level: debug_level = int(d) else: res.append('{0}={1}'.format(debug_arg, d)) if debug_level >= 0: res.append('{0}={1}'.format(debug_arg, debug_level)) if 'versions' in kwargs: version_level = -1 versions = kwargs.pop('versions') if not isinstance(versions, list): versions = [versions] version_arg = d_feature_args[self.id]['version'] if not version_arg: raise EnvironmentException('D compiler %s does not support conditional version identifiers.' % self.name_string()) # Parse all version identifiers and the largest version level identifier for v in versions: if isinstance(v, int): if v > version_level: version_level = v elif isinstance(v, str) and v.isdigit(): if int(v) > version_level: version_level = int(v) else: res.append('{0}={1}'.format(version_arg, v)) if version_level >= 0: res.append('{0}={1}'.format(version_arg, version_level)) if 'import_dirs' in kwargs: import_dirs = kwargs.pop('import_dirs') if not isinstance(import_dirs, list): import_dirs = [import_dirs] import_dir_arg = d_feature_args[self.id]['import_dir'] if not import_dir_arg: raise EnvironmentException('D compiler %s does not support the "string import directories" feature.' % self.name_string()) for idir_obj in import_dirs: basedir = idir_obj.get_curdir() for idir in idir_obj.get_incdirs(): # Avoid superfluous '/.' at the end of paths when d is '.' if idir not in ('', '.'): expdir = os.path.join(basedir, idir) else: expdir = basedir srctreedir = os.path.join(build_to_src, expdir) res.append('{0}{1}'.format(import_dir_arg, srctreedir)) if kwargs: raise EnvironmentException('Unknown D compiler feature(s) selected: %s' % ', '.join(kwargs.keys())) return res def get_buildtype_linker_args(self, buildtype): if buildtype != 'plain': return self.get_target_arch_args() return [] def get_std_exe_link_args(self): return [] def gen_import_library_args(self, implibname): return ['-Wl,--out-implib=' + implibname] def build_rpath_args(self, build_dir, from_dir, rpath_paths, build_rpath, install_rpath): if is_windows(): return [] # This method is to be used by LDC and DMD. # GDC can deal with the verbatim flags. if not rpath_paths and not install_rpath: return [] paths = ':'.join([os.path.join(build_dir, p) for p in rpath_paths]) if build_rpath != '': paths += ':' + build_rpath if len(paths) < len(install_rpath): padding = 'X' * (len(install_rpath) - len(paths)) if not paths: paths = padding else: paths = paths + ':' + padding return ['-Wl,-rpath,{}'.format(paths)] def _get_compiler_check_args(self, env, extra_args, dependencies, mode='compile'): if callable(extra_args): extra_args = extra_args(mode) if extra_args is None: extra_args = [] elif isinstance(extra_args, str): extra_args = [extra_args] if dependencies is None: dependencies = [] elif not isinstance(dependencies, list): dependencies = [dependencies] # Collect compiler arguments args = CompilerArgs(self) for d in dependencies: # Add compile flags needed by dependencies args += d.get_compile_args() if mode == 'link': # Add link flags needed to find dependencies args += d.get_link_args() if env.is_cross_build() and not self.is_cross: for_machine = MachineChoice.BUILD else: for_machine = MachineChoice.HOST if mode == 'compile': # Add DFLAGS from the env args += env.coredata.get_external_args(for_machine, self.language) elif mode == 'link': # Add LDFLAGS from the env args += env.coredata.get_external_link_args(for_machine, self.language) # extra_args must override all other arguments, so we add them last args += extra_args return args def compiles(self, code, env, *, extra_args=None, dependencies=None, mode='compile'): args = self._get_compiler_check_args(env, extra_args, dependencies, mode) with self.cached_compile(code, env.coredata, extra_args=args, mode=mode) as p: return p.returncode == 0, p.cached def has_multi_arguments(self, args, env): return self.compiles('int i;\n', env, extra_args=args) def get_target_arch_args(self): # LDC2 on Windows targets to current OS architecture, but # it should follow the target specified by the MSVC toolchain. if is_windows(): if self.arch == 'x86_64': return ['-m64'] return ['-m32'] return [] @classmethod def translate_args_to_nongnu(cls, args): dcargs = [] # Translate common arguments to flags the LDC/DMD compilers # can understand. # The flags might have been added by pkg-config files, # and are therefore out of the user's control. for arg in args: # Translate OS specific arguments first. osargs = [] if is_windows(): osargs = cls.translate_arg_to_windows(arg) elif is_osx(): osargs = cls.translate_arg_to_osx(arg) if osargs: dcargs.extend(osargs) continue # Translate common D arguments here. if arg == '-pthread': continue if arg.startswith('-Wl,'): # Translate linker arguments here. linkargs = arg[arg.index(',') + 1:].split(',') for la in linkargs: dcargs.append('-L=' + la.strip()) continue elif arg.startswith(('-link-defaultlib', '-linker', '-link-internally', '-linkonce-templates', '-lib')): # these are special arguments to the LDC linker call, # arguments like "-link-defaultlib-shared" do *not* # denote a library to be linked, but change the default # Phobos/DRuntime linking behavior, while "-linker" sets the # default linker. dcargs.append(arg) continue elif arg.startswith('-l'): # translate library link flag dcargs.append('-L=' + arg) continue elif arg.startswith('-isystem'): # translate -isystem system include path # this flag might sometimes be added by C library Cflags via # pkg-config. # NOTE: -isystem and -I are not 100% equivalent, so this is just # a workaround for the most common cases. if arg.startswith('-isystem='): dcargs.append('-I=' + arg[9:]) else: dcargs.append('-I') continue elif arg.startswith('-L/') or arg.startswith('-L./'): # we need to handle cases where -L is set by e.g. a pkg-config # setting to select a linker search path. We can however not # unconditionally prefix '-L' with '-L' because the user might # have set this flag too to do what it is intended to for this # compiler (pass flag through to the linker) # Hence, we guess here whether the flag was intended to pass # a linker search path. # Make sure static library files are passed properly to the linker. if arg.endswith('.a') or arg.endswith('.lib'): if arg.startswith('-L='): farg = arg[3:] else: farg = arg[2:] if len(farg) > 0 and not farg.startswith('-'): dcargs.append('-L=' + farg) continue dcargs.append('-L=' + arg) continue elif not arg.startswith('-') and arg.endswith(('.a', '.lib')): # ensure static libraries are passed through to the linker dcargs.append('-L=' + arg) continue else: dcargs.append(arg) return dcargs @classmethod def translate_arg_to_windows(cls, arg): args = [] if arg.startswith('-Wl,'): # Translate linker arguments here. linkargs = arg[arg.index(',') + 1:].split(',') for la in linkargs: if la.startswith('--out-implib='): # Import library name args.append('-L=/IMPLIB:' + la[13:].strip()) elif arg.startswith('-mscrtlib='): args.append(arg) mscrtlib = arg[10:].lower() if cls is LLVMDCompiler: # Default crt libraries for LDC2 must be excluded for other # selected crt options. if mscrtlib != 'libcmt': args.append('-L=/NODEFAULTLIB:libcmt') args.append('-L=/NODEFAULTLIB:libvcruntime') # Fixes missing definitions for printf-functions in VS2017 if mscrtlib.startswith('msvcrt'): args.append('-L=/DEFAULTLIB:legacy_stdio_definitions.lib') return args @classmethod def translate_arg_to_osx(cls, arg): args = [] if arg.startswith('-install_name'): args.append('-L=' + arg) return args def get_debug_args(self, is_debug): ddebug_args = [] if is_debug: ddebug_args = [d_feature_args[self.id]['debug']] return clike_debug_args[is_debug] + ddebug_args def get_crt_args(self, crt_val, buildtype): if not is_windows(): return [] if crt_val in self.mscrt_args: return self.mscrt_args[crt_val] assert(crt_val == 'from_buildtype') # Match what build type flags used to do. if buildtype == 'plain': return [] elif buildtype == 'debug': return self.mscrt_args['mdd'] elif buildtype == 'debugoptimized': return self.mscrt_args['md'] elif buildtype == 'release': return self.mscrt_args['md'] elif buildtype == 'minsize': return self.mscrt_args['md'] else: assert(buildtype == 'custom') raise EnvironmentException('Requested C runtime based on buildtype, but buildtype is "custom".') def get_crt_compile_args(self, crt_val, buildtype): return [] def get_crt_link_args(self, crt_val, buildtype): return [] def thread_link_flags(self, env): return ['-pthread'] class GnuDCompiler(DCompiler): def __init__(self, exelist, version, is_cross, arch, **kwargs): DCompiler.__init__(self, exelist, version, is_cross, arch, **kwargs) self.id = 'gcc' default_warn_args = ['-Wall', '-Wdeprecated'] self.warn_args = {'0': [], '1': default_warn_args, '2': default_warn_args + ['-Wextra'], '3': default_warn_args + ['-Wextra', '-Wpedantic']} self.base_options = ['b_colorout', 'b_sanitize', 'b_staticpic', 'b_vscrt'] self._has_color_support = version_compare(self.version, '>=4.9') # dependencies were implemented before, but broken - support was fixed in GCC 7.1+ # (and some backported versions) self._has_deps_support = version_compare(self.version, '>=7.1') def get_colorout_args(self, colortype): if self._has_color_support: return gnu_color_args[colortype][:] return [] def get_dependency_gen_args(self, outtarget, outfile): if not self._has_deps_support: return [] return ['-MD', '-MQ', outtarget, '-MF', outfile] def get_output_args(self, target): return ['-o', target] def get_linker_output_args(self, target): return ['-o', target] def get_include_args(self, path, is_system): return ['-I' + path] def get_warn_args(self, level): return self.warn_args[level] def get_werror_args(self): return ['-Werror'] def get_linker_search_args(self, dirname): return ['-L' + dirname] def get_coverage_args(self): return [] def get_buildtype_args(self, buildtype): return d_gdc_buildtype_args[buildtype] def compute_parameters_with_absolute_paths(self, parameter_list, build_dir): for idx, i in enumerate(parameter_list): if i[:2] == '-I' or i[:2] == '-L': parameter_list[idx] = i[:2] + os.path.normpath(os.path.join(build_dir, i[2:])) return parameter_list def build_rpath_args(self, build_dir, from_dir, rpath_paths, build_rpath, install_rpath): return self.build_unix_rpath_args(build_dir, from_dir, rpath_paths, build_rpath, install_rpath) def get_optimization_args(self, optimization_level): return gnu_optimization_args[optimization_level] class LLVMDCompiler(DCompiler): def __init__(self, exelist, version, is_cross, arch, **kwargs): DCompiler.__init__(self, exelist, version, is_cross, arch, **kwargs) self.id = 'llvm' self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt'] def get_colorout_args(self, colortype): if colortype == 'always': return ['-enable-color'] return [] def get_warn_args(self, level): if level == '2' or level == '3': return ['-wi', '-dw'] elif level == '1': return ['-wi'] else: return [] def get_buildtype_args(self, buildtype): if buildtype != 'plain': return self.get_target_arch_args() + d_ldc_buildtype_args[buildtype] return d_ldc_buildtype_args[buildtype] def get_pic_args(self): return ['-relocation-model=pic'] def get_crt_link_args(self, crt_val, buildtype): return self.get_crt_args(crt_val, buildtype) @classmethod def unix_args_to_native(cls, args): return cls.translate_args_to_nongnu(args) def get_optimization_args(self, optimization_level): return ldc_optimization_args[optimization_level] class DmdDCompiler(DCompiler): def __init__(self, exelist, version, is_cross, arch, **kwargs): DCompiler.__init__(self, exelist, version, is_cross, arch, **kwargs) self.id = 'dmd' self.base_options = ['b_coverage', 'b_colorout', 'b_vscrt'] def get_colorout_args(self, colortype): if colortype == 'always': return ['-color=on'] return [] def get_buildtype_args(self, buildtype): if buildtype != 'plain': return self.get_target_arch_args() + d_dmd_buildtype_args[buildtype] return d_dmd_buildtype_args[buildtype] def get_std_exe_link_args(self): if is_windows(): # DMD links against D runtime only when main symbol is found, # so these needs to be inserted when linking static D libraries. if self.arch == 'x86_64': return ['phobos64.lib'] elif self.arch == 'x86_mscoff': return ['phobos32mscoff.lib'] return ['phobos.lib'] return [] def get_std_shared_lib_link_args(self): libname = 'libphobos2.so' if is_windows(): if self.arch == 'x86_64': libname = 'phobos64.lib' elif self.arch == 'x86_mscoff': libname = 'phobos32mscoff.lib' else: libname = 'phobos.lib' return ['-shared', '-defaultlib=' + libname] def get_target_arch_args(self): # DMD32 and DMD64 on 64-bit Windows defaults to 32-bit (OMF). # Force the target to 64-bit in order to stay consistent # across the different platforms. if is_windows(): if self.arch == 'x86_64': return ['-m64'] elif self.arch == 'x86_mscoff': return ['-m32mscoff'] return ['-m32'] return [] def get_crt_compile_args(self, crt_val, buildtype): return self.get_crt_args(crt_val, buildtype) @classmethod def unix_args_to_native(cls, args): return cls.translate_args_to_nongnu(args) def get_optimization_args(self, optimization_level): return dmd_optimization_args[optimization_level]