Split out languages from compilers.py

mesonbuild/compilers/__init__.py

@@ -12,4 +12,150 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from .compilers import *
+# Public symbols for compilers sub-package when using 'from . import compilers'
+__all__ = [
+    'CLANG_OSX',
+    'CLANG_STANDARD',
+    'CLANG_WIN',
+    'GCC_CYGWIN',
+    'GCC_MINGW',
+    'GCC_OSX',
+    'GCC_STANDARD',
+    'ICC_OSX',
+    'ICC_STANDARD',
+    'ICC_WIN',
+
+    'base_options',
+    'clike_langs',
+    'c_suffixes',
+    'cpp_suffixes',
+    'get_base_compile_args',
+    'get_base_link_args',
+    'is_assembly',
+    'is_header',
+    'is_library',
+    'is_llvm_ir',
+    'is_object',
+    'is_source',
+    'lang_suffixes',
+    'sanitizer_compile_args',
+    'sort_clike',
+
+    'CCompiler',
+    'ClangCCompiler',
+    'ClangCompiler',
+    'ClangCPPCompiler',
+    'ClangObjCCompiler',
+    'ClangObjCPPCompiler',
+    'CompilerArgs',
+    'CPPCompiler',
+    'DCompiler',
+    'DmdDCompiler',
+    'FortranCompiler',
+    'G95FortranCompiler',
+    'GnuCCompiler',
+    'GnuCompiler',
+    'GnuCPPCompiler',
+    'GnuDCompiler',
+    'GnuFortranCompiler',
+    'GnuObjCCompiler',
+    'GnuObjCPPCompiler',
+    'IntelCompiler',
+    'IntelCCompiler',
+    'IntelCPPCompiler',
+    'IntelFortranCompiler',
+    'JavaCompiler',
+    'LLVMDCompiler',
+    'MonoCompiler',
+    'NAGFortranCompiler',
+    'ObjCCompiler',
+    'ObjCPPCompiler',
+    'Open64FortranCompiler',
+    'PathScaleFortranCompiler',
+    'PGIFortranCompiler',
+    'RustCompiler',
+    'SunFortranCompiler',
+    'SwiftCompiler',
+    'ValaCompiler',
+    'VisualStudioCCompiler',
+    'VisualStudioCPPCompiler',
+]
+
+# Bring symbols from each module into compilers sub-package namespace
+from .compilers import (
+    GCC_OSX,
+    GCC_MINGW,
+    GCC_CYGWIN,
+    GCC_STANDARD,
+    CLANG_OSX,
+    CLANG_WIN,
+    CLANG_STANDARD,
+    ICC_OSX,
+    ICC_WIN,
+    ICC_STANDARD,
+    base_options,
+    clike_langs,
+    c_suffixes,
+    cpp_suffixes,
+    get_base_compile_args,
+    get_base_link_args,
+    is_header,
+    is_source,
+    is_assembly,
+    is_llvm_ir,
+    is_object,
+    is_library,
+    lang_suffixes,
+    sanitizer_compile_args,
+    sort_clike,
+    ClangCompiler,
+    CompilerArgs,
+    GnuCompiler,
+    IntelCompiler,
+)
+from .c import (
+    CCompiler,
+    ClangCCompiler,
+    GnuCCompiler,
+    IntelCCompiler,
+    VisualStudioCCompiler,
+)
+from .cpp import (
+    CPPCompiler,
+    ClangCPPCompiler,
+    GnuCPPCompiler,
+    IntelCPPCompiler,
+    VisualStudioCPPCompiler,
+)
+from .cs import MonoCompiler
+from .d import (
+    DCompiler,
+    DmdDCompiler,
+    GnuDCompiler,
+    LLVMDCompiler,
+)
+from .fortran import (
+    FortranCompiler,
+    G95FortranCompiler,
+    GnuFortranCompiler,
+    IntelFortranCompiler,
+    NAGFortranCompiler,
+    Open64FortranCompiler,
+    PathScaleFortranCompiler,
+    PGIFortranCompiler,
+    SunFortranCompiler,
+)
+from .java import JavaCompiler
+from .objc import (
+    ObjCCompiler,
+    ClangObjCCompiler,
+    GnuObjCCompiler,
+)
+from .objcpp import (
+    ObjCPPCompiler,
+    ClangObjCPPCompiler,
+    GnuObjCPPCompiler,
+)
+from .rust import RustCompiler
+from .swift import SwiftCompiler
+from .vala import ValaCompiler

mesonbuild/compilers/cpp.py

@@ -0,0 +1,202 @@
+# 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.
+
+from .. import coredata
+from ..mesonlib import version_compare
+
+from .c import CCompiler, VisualStudioCCompiler
+from .compilers import (
+    GCC_MINGW,
+    gnu_winlibs,
+    msvc_winlibs,
+    ClangCompiler,
+    GnuCompiler,
+    IntelCompiler,
+)
+
+class CPPCompiler(CCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrap):
+        # If a child ObjCPP class has already set it, don't set it ourselves
+        if not hasattr(self, 'language'):
+            self.language = 'cpp'
+        CCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+
+    def get_no_stdinc_args(self):
+        return ['-nostdinc++']
+
+    def sanity_check(self, work_dir, environment):
+        code = 'class breakCCompiler;int main(int argc, char **argv) { return 0; }\n'
+        return self.sanity_check_impl(work_dir, environment, 'sanitycheckcpp.cc', code)
+
+    def get_compiler_check_args(self):
+        # -fpermissive allows non-conforming code to compile which is necessary
+        # for many C++ checks. Particularly, the has_header_symbol check is
+        # too strict without this and always fails.
+        return super().get_compiler_check_args() + ['-fpermissive']
+
+    def has_header_symbol(self, hname, symbol, prefix, env, extra_args=None, dependencies=None):
+        # Check if it's a C-like symbol
+        if super().has_header_symbol(hname, symbol, prefix, env, extra_args, dependencies):
+            return True
+        # Check if it's a class or a template
+        if extra_args is None:
+            extra_args = []
+        fargs = {'prefix': prefix, 'header': hname, 'symbol': symbol}
+        t = '''{prefix}
+        #include <{header}>
+        using {symbol};
+        int main () {{ return 0; }}'''
+        return self.compiles(t.format(**fargs), env, extra_args, dependencies)
+
+
+class ClangCPPCompiler(ClangCompiler, CPPCompiler):
+    def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
+        CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
+        ClangCompiler.__init__(self, cltype)
+        default_warn_args = ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+
+    def get_options(self):
+        return {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use',
+                                                    ['none', 'c++03', 'c++11', 'c++14', 'c++1z',
+                                                     'gnu++11', 'gnu++14', 'gnu++1z'],
+                                                    'none')}
+
+    def get_option_compile_args(self, options):
+        args = []
+        std = options['cpp_std']
+        if std.value != 'none':
+            args.append('-std=' + std.value)
+        return args
+
+    def get_option_link_args(self, options):
+        return []
+
+
+class GnuCPPCompiler(GnuCompiler, CPPCompiler):
+    def __init__(self, exelist, version, gcc_type, is_cross, exe_wrap, defines):
+        CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+        GnuCompiler.__init__(self, gcc_type, defines)
+        default_warn_args = ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+
+    def get_options(self):
+        opts = {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use',
+                                                    ['none', 'c++03', 'c++11', 'c++14', 'c++1z',
+                                                     'gnu++03', 'gnu++11', 'gnu++14', 'gnu++1z'],
+                                                    'none'),
+                'cpp_debugstl': coredata.UserBooleanOption('cpp_debugstl',
+                                                           'STL debug mode',
+                                                           False)}
+        if self.gcc_type == GCC_MINGW:
+            opts.update({
+                'cpp_winlibs': coredata.UserStringArrayOption('cpp_winlibs', 'Standard Win libraries to link against',
+                                                              gnu_winlibs), })
+        return opts
+
+    def get_option_compile_args(self, options):
+        args = []
+        std = options['cpp_std']
+        if std.value != 'none':
+            args.append('-std=' + std.value)
+        if options['cpp_debugstl'].value:
+            args.append('-D_GLIBCXX_DEBUG=1')
+        return args
+
+    def get_option_link_args(self, options):
+        if self.gcc_type == GCC_MINGW:
+            return options['cpp_winlibs'].value[:]
+        return []
+
+
+class IntelCPPCompiler(IntelCompiler, CPPCompiler):
+    def __init__(self, exelist, version, icc_type, is_cross, exe_wrap):
+        CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+        IntelCompiler.__init__(self, icc_type)
+        self.lang_header = 'c++-header'
+        default_warn_args = ['-Wall', '-w3', '-diag-disable:remark',
+                             '-Wpch-messages', '-Wnon-virtual-dtor']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+
+    def get_options(self):
+        c_stds = []
+        g_stds = ['gnu++98']
+        if version_compare(self.version, '>=15.0.0'):
+            c_stds += ['c++11', 'c++14']
+            g_stds += ['gnu++11']
+        if version_compare(self.version, '>=16.0.0'):
+            c_stds += ['c++17']
+        if version_compare(self.version, '>=17.0.0'):
+            g_stds += ['gnu++14']
+        opts = {'cpp_std': coredata.UserComboOption('cpp_std', 'C++ language standard to use',
+                                                    ['none'] + c_stds + g_stds,
+                                                    'none'),
+                'cpp_debugstl': coredata.UserBooleanOption('cpp_debugstl',
+                                                           'STL debug mode',
+                                                           False)}
+        return opts
+
+    def get_option_compile_args(self, options):
+        args = []
+        std = options['cpp_std']
+        if std.value != 'none':
+            args.append('-std=' + std.value)
+        if options['cpp_debugstl'].value:
+            args.append('-D_GLIBCXX_DEBUG=1')
+        return args
+
+    def get_option_link_args(self, options):
+        return []
+
+    def has_multi_arguments(self, args, env):
+        return super().has_multi_arguments(args + ['-diag-error', '10006'], env)
+
+
+class VisualStudioCPPCompiler(VisualStudioCCompiler, CPPCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrap):
+        self.language = 'cpp'
+        CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+        VisualStudioCCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+        self.base_options = ['b_pch'] # FIXME add lto, pgo and the like
+
+    def get_options(self):
+        return {'cpp_eh': coredata.UserComboOption('cpp_eh',
+                                                   'C++ exception handling type.',
+                                                   ['none', 'a', 's', 'sc'],
+                                                   'sc'),
+                'cpp_winlibs': coredata.UserStringArrayOption('cpp_winlibs',
+                                                              'Windows libs to link against.',
+                                                              msvc_winlibs)
+                }
+
+    def get_option_compile_args(self, options):
+        args = []
+        std = options['cpp_eh']
+        if std.value != 'none':
+            args.append('/EH' + std.value)
+        return args
+
+    def get_option_link_args(self, options):
+        return options['cpp_winlibs'].value[:]
+
+    def get_compiler_check_args(self):
+        # Visual Studio C++ compiler doesn't support -fpermissive,
+        # so just use the plain C args.
+        return super(VisualStudioCCompiler, self).get_compiler_check_args()

mesonbuild/compilers/cs.py

@@ -0,0 +1,106 @@
+# 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
+
+from .compilers import Compiler, mono_buildtype_args
+
+class MonoCompiler(Compiler):
+    def __init__(self, exelist, version):
+        self.language = 'cs'
+        super().__init__(exelist, version)
+        self.id = 'mono'
+        self.monorunner = 'mono'
+
+    def get_output_args(self, fname):
+        return ['-out:' + fname]
+
+    def get_link_args(self, fname):
+        return ['-r:' + fname]
+
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        return []
+
+    def get_werror_args(self):
+        return ['-warnaserror']
+
+    def split_shlib_to_parts(self, fname):
+        return None, fname
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        return []
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return []
+
+    def get_linker_exelist(self):
+        return self.exelist[:]
+
+    def get_compile_only_args(self):
+        return []
+
+    def get_linker_output_args(self, outputname):
+        return []
+
+    def get_coverage_args(self):
+        return []
+
+    def get_coverage_link_args(self):
+        return []
+
+    def get_std_exe_link_args(self):
+        return []
+
+    def get_include_args(self, path):
+        return []
+
+    def get_pic_args(self):
+        return []
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def get_pch_use_args(self, pch_dir, header):
+        return []
+
+    def get_pch_name(self, header_name):
+        return ''
+
+    def sanity_check(self, work_dir, environment):
+        src = 'sanity.cs'
+        obj = 'sanity.exe'
+        source_name = os.path.join(work_dir, src)
+        with open(source_name, 'w') as ofile:
+            ofile.write('''public class Sanity {
+    static public void Main () {
+    }
+}
+''')
+        pc = subprocess.Popen(self.exelist + [src], cwd=work_dir)
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('Mono compiler %s can not compile programs.' % self.name_string())
+        cmdlist = [self.monorunner, obj]
+        pe = subprocess.Popen(cmdlist, cwd=work_dir)
+        pe.wait()
+        if pe.returncode != 0:
+            raise EnvironmentException('Executables created by Mono compiler %s are not runnable.' % self.name_string())
+
+    def needs_static_linker(self):
+        return False
+
+    def get_buildtype_args(self, buildtype):
+        return mono_buildtype_args[buildtype]

mesonbuild/compilers/d.py

@@ -0,0 +1,324 @@
+# 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, version_compare
+
+from .compilers import (
+    GCC_STANDARD,
+    d_dmd_buildtype_args,
+    d_gdc_buildtype_args,
+    d_ldc_buildtype_args,
+    get_gcc_soname_args,
+    gnu_color_args,
+    Compiler,
+    CompilerArgs,
+)
+
+class DCompiler(Compiler):
+    def __init__(self, exelist, version, is_cross):
+        self.language = 'd'
+        super().__init__(exelist, version)
+        self.id = 'unknown'
+        self.is_cross = is_cross
+
+    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) + [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_linker_exelist(self):
+        return self.exelist[:]
+
+    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 'dep'
+
+    def get_pic_args(self):
+        return ['-fPIC']
+
+    def get_std_shared_lib_link_args(self):
+        return ['-shared']
+
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        # FIXME: Make this work for Windows, MacOS and cross-compiling
+        return get_gcc_soname_args(GCC_STANDARD, prefix, shlib_name, suffix, path, soversion, is_shared_module)
+
+    def get_unittest_args(self):
+        return ['-unittest']
+
+    def get_buildtype_linker_args(self, buildtype):
+        return []
+
+    def get_std_exe_link_args(self):
+        return []
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        # 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 len(paths) < len(install_rpath):
+            padding = 'X' * (len(install_rpath) - len(paths))
+            if not paths:
+                paths = padding
+            else:
+                paths = paths + ':' + padding
+        return ['-L-rpath={}'.format(paths)]
+
+    def _get_compiler_check_args(self, env, extra_args, dependencies, mode='compile'):
+        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 mode == 'compile':
+            # Add DFLAGS from the env
+            args += env.coredata.external_args[self.language]
+        elif mode == 'link':
+            # Add LDFLAGS from the env
+            args += env.coredata.external_link_args[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.compile(code, args, mode) as p:
+            return p.returncode == 0
+
+    def has_multi_arguments(self, args, env):
+        return self.compiles('int i;\n', env, extra_args=args)
+
+    @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:
+            if arg == '-pthread':
+                continue
+            if arg.startswith('-Wl,'):
+                linkargs = arg[arg.index(',') + 1:].split(',')
+                for la in linkargs:
+                    dcargs.append('-L' + la.strip())
+                continue
+            elif arg.startswith('-l'):
+                # translate library link flag
+                dcargs.append('-L' + arg)
+                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.
+                dcargs.append('-L' + arg)
+                continue
+            dcargs.append(arg)
+
+        return dcargs
+
+
+class GnuDCompiler(DCompiler):
+    def __init__(self, exelist, version, is_cross):
+        DCompiler.__init__(self, exelist, version, is_cross)
+        self.id = 'gcc'
+        default_warn_args = ['-Wall', '-Wdeprecated']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+        self.base_options = ['b_colorout', 'b_sanitize', 'b_staticpic']
+
+    def get_colorout_args(self, colortype):
+        if version_compare(self.version, '>=4.9.0'):
+            return gnu_color_args[colortype][:]
+        return []
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return ['-fmake-deps=' + 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_buildtype_args(self, buildtype):
+        return d_gdc_buildtype_args[buildtype]
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        return self.build_unix_rpath_args(build_dir, from_dir, rpath_paths, install_rpath)
+
+    def get_unittest_args(self):
+        return ['-funittest']
+
+
+class LLVMDCompiler(DCompiler):
+    def __init__(self, exelist, version, is_cross):
+        DCompiler.__init__(self, exelist, version, is_cross)
+        self.id = 'llvm'
+        self.base_options = ['b_coverage', 'b_colorout']
+
+    def get_colorout_args(self, colortype):
+        if colortype == 'always':
+            return ['-enable-color']
+        return []
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        # LDC using the -deps flag returns a non-Makefile dependency-info file, which
+        # the backends can not use. So we disable this feature for now.
+        return []
+
+    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 get_warn_args(self, level):
+        if level == '2' or level == '3':
+            return ['-wi', '-dw']
+        else:
+            return ['-wi']
+
+    def get_werror_args(self):
+        return ['-w']
+
+    def get_coverage_args(self):
+        return ['-cov']
+
+    def get_buildtype_args(self, buildtype):
+        return d_ldc_buildtype_args[buildtype]
+
+    def get_pic_args(self):
+        return ['-relocation-model=pic']
+
+    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". So, the first
+        # -L is for the compiler, telling it to pass the second -L to the linker.
+        return ['-L-L' + dirname]
+
+    @classmethod
+    def unix_args_to_native(cls, args):
+        return cls.translate_args_to_nongnu(args)
+
+
+class DmdDCompiler(DCompiler):
+    def __init__(self, exelist, version, is_cross):
+        DCompiler.__init__(self, exelist, version, is_cross)
+        self.id = 'dmd'
+        self.base_options = ['b_coverage', 'b_colorout']
+
+    def get_colorout_args(self, colortype):
+        if colortype == 'always':
+            return ['-color=on']
+        return []
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        # LDC using the -deps flag returns a non-Makefile dependency-info file, which
+        # the backends can not use. So we disable this feature for now.
+        return []
+
+    def get_output_args(self, target):
+        return ['-of' + target]
+
+    def get_werror_args(self):
+        return ['-w']
+
+    def get_linker_output_args(self, target):
+        return ['-of' + target]
+
+    def get_include_args(self, path, is_system):
+        return ['-I' + path]
+
+    def get_warn_args(self, level):
+        return ['-wi']
+
+    def get_coverage_args(self):
+        return ['-cov']
+
+    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". So, the first
+        # -L is for the compiler, telling it to pass the second -L to the linker.
+        return ['-L-L' + dirname]
+
+    def get_buildtype_args(self, buildtype):
+        return d_dmd_buildtype_args[buildtype]
+
+    def get_std_shared_lib_link_args(self):
+        return ['-shared', '-defaultlib=libphobos2.so']
+
+    @classmethod
+    def unix_args_to_native(cls, args):
+        return cls.translate_args_to_nongnu(args)

mesonbuild/compilers/fortran.py

@@ -0,0 +1,289 @@
+# 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, is_osx
+
+from .compilers import (
+    GCC_CYGWIN,
+    GCC_MINGW,
+    GCC_OSX,
+    GCC_STANDARD,
+    ICC_STANDARD,
+    apple_buildtype_linker_args,
+    get_gcc_soname_args,
+    gnulike_buildtype_args,
+    gnulike_buildtype_linker_args,
+    Compiler,
+    IntelCompiler,
+)
+
+class FortranCompiler(Compiler):
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        self.language = 'fortran'
+        super().__init__(exelist, version)
+        self.is_cross = is_cross
+        self.exe_wrapper = exe_wrapper
+        # Not really correct but I don't have Fortran compilers to test with. Sorry.
+        self.gcc_type = GCC_STANDARD
+        self.id = "IMPLEMENTATION CLASSES MUST SET THIS"
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def get_pic_args(self):
+        if self.gcc_type in (GCC_CYGWIN, GCC_MINGW, GCC_OSX):
+            return [] # On Window and OS X, pic is always on.
+        return ['-fPIC']
+
+    def get_std_shared_lib_link_args(self):
+        return ['-shared']
+
+    def needs_static_linker(self):
+        return True
+
+    def sanity_check(self, work_dir, environment):
+        source_name = os.path.join(work_dir, 'sanitycheckf.f90')
+        binary_name = os.path.join(work_dir, 'sanitycheckf')
+        with open(source_name, 'w') as ofile:
+            ofile.write('''program prog
+     print *, "Fortran compilation is working."
+end program prog
+''')
+        extra_flags = self.get_cross_extra_flags(environment, link=True)
+        pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('Compiler %s can not compile programs.' % self.name_string())
+        if self.is_cross:
+            if self.exe_wrapper is None:
+                # Can't check if the binaries run so we have to assume they do
+                return
+            cmdlist = self.exe_wrapper + [binary_name]
+        else:
+            cmdlist = [binary_name]
+        pe = subprocess.Popen(cmdlist, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+        pe.wait()
+        if pe.returncode != 0:
+            raise EnvironmentException('Executables created by Fortran compiler %s are not runnable.' % self.name_string())
+
+    def get_std_warn_args(self, level):
+        return FortranCompiler.std_warn_args
+
+    def get_buildtype_args(self, buildtype):
+        return gnulike_buildtype_args[buildtype]
+
+    def get_buildtype_linker_args(self, buildtype):
+        if is_osx():
+            return apple_buildtype_linker_args[buildtype]
+        return gnulike_buildtype_linker_args[buildtype]
+
+    def split_shlib_to_parts(self, fname):
+        return os.path.split(fname)[0], fname
+
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        return get_gcc_soname_args(self.gcc_type, prefix, shlib_name, suffix, path, soversion, is_shared_module)
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        # Disabled until this is fixed:
+        # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62162
+        # return ['-cpp', '-MMD', '-MQ', outtarget]
+        return []
+
+    def get_output_args(self, target):
+        return ['-o', target]
+
+    def get_preprocess_only_args(self):
+        return ['-E']
+
+    def get_compile_only_args(self):
+        return ['-c']
+
+    def get_linker_exelist(self):
+        return self.exelist[:]
+
+    def get_linker_output_args(self, outputname):
+        return ['-o', outputname]
+
+    def get_include_args(self, path, is_system):
+        return ['-I' + path]
+
+    def get_module_outdir_args(self, path):
+        return ['-J' + path]
+
+    def depfile_for_object(self, objfile):
+        return objfile + '.' + self.get_depfile_suffix()
+
+    def get_depfile_suffix(self):
+        return 'd'
+
+    def get_std_exe_link_args(self):
+        return []
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        return self.build_unix_rpath_args(build_dir, from_dir, rpath_paths, install_rpath)
+
+    def module_name_to_filename(self, module_name):
+        return module_name.lower() + '.mod'
+
+    def get_warn_args(self, level):
+        return ['-Wall']
+
+    def get_no_warn_args(self):
+        return ['-w']
+
+
+class GnuFortranCompiler(FortranCompiler):
+    def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None, defines=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.gcc_type = gcc_type
+        self.defines = defines or {}
+        self.id = 'gcc'
+
+    def has_builtin_define(self, define):
+        return define in self.defines
+
+    def get_builtin_define(self, define):
+        if define in self.defines:
+            return self.defines[define]
+
+    def get_always_args(self):
+        return ['-pipe']
+
+    def gen_import_library_args(self, implibname):
+        """
+        The name of the outputted import library
+
+        Used only on Windows
+        """
+        return ['-Wl,--out-implib=' + implibname]
+
+
+class G95FortranCompiler(FortranCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'g95'
+
+    def get_module_outdir_args(self, path):
+        return ['-fmod=' + path]
+
+    def get_always_args(self):
+        return ['-pipe']
+
+    def get_no_warn_args(self):
+        # FIXME: Confirm that there's no compiler option to disable all warnings
+        return []
+
+    def gen_import_library_args(self, implibname):
+        """
+        The name of the outputted import library
+
+        Used only on Windows
+        """
+        return ['-Wl,--out-implib=' + implibname]
+
+
+class SunFortranCompiler(FortranCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'sun'
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return ['-fpp']
+
+    def get_always_args(self):
+        return []
+
+    def get_warn_args(self, level):
+        return []
+
+    def get_module_outdir_args(self, path):
+        return ['-moddir=' + path]
+
+
+class IntelFortranCompiler(IntelCompiler, FortranCompiler):
+    std_warn_args = ['-warn', 'all']
+
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        self.file_suffixes = ('f90', 'f', 'for', 'ftn', 'fpp')
+        FortranCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
+        # FIXME: Add support for OS X and Windows in detect_fortran_compiler so
+        # we are sent the type of compiler
+        IntelCompiler.__init__(self, ICC_STANDARD)
+        self.id = 'intel'
+
+    def get_module_outdir_args(self, path):
+        return ['-module', path]
+
+    def get_warn_args(self, level):
+        return IntelFortranCompiler.std_warn_args
+
+
+class PathScaleFortranCompiler(FortranCompiler):
+    std_warn_args = ['-fullwarn']
+
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'pathscale'
+
+    def get_module_outdir_args(self, path):
+        return ['-module', path]
+
+    def get_std_warn_args(self, level):
+        return PathScaleFortranCompiler.std_warn_args
+
+class PGIFortranCompiler(FortranCompiler):
+    std_warn_args = ['-Minform=inform']
+
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'pgi'
+
+    def get_module_outdir_args(self, path):
+        return ['-module', path]
+
+    def get_warn_args(self, level):
+        return PGIFortranCompiler.std_warn_args
+
+    def get_no_warn_args(self):
+        return ['-silent']
+
+
+class Open64FortranCompiler(FortranCompiler):
+    std_warn_args = ['-fullwarn']
+
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'open64'
+
+    def get_module_outdir_args(self, path):
+        return ['-module', path]
+
+    def get_warn_args(self, level):
+        return Open64FortranCompiler.std_warn_args
+
+
+class NAGFortranCompiler(FortranCompiler):
+    std_warn_args = []
+
+    def __init__(self, exelist, version, is_cross, exe_wrapper=None):
+        super().__init__(exelist, version, is_cross, exe_wrapper=None)
+        self.id = 'nagfor'
+
+    def get_module_outdir_args(self, path):
+        return ['-mdir', path]
+
+    def get_warn_args(self, level):
+        return NAGFortranCompiler.std_warn_args

mesonbuild/compilers/java.py

@@ -0,0 +1,115 @@
+# 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, shutil, subprocess
+
+from ..mesonlib import EnvironmentException
+
+from .compilers import Compiler, java_buildtype_args
+
+class JavaCompiler(Compiler):
+    def __init__(self, exelist, version):
+        self.language = 'java'
+        super().__init__(exelist, version)
+        self.id = 'unknown'
+        self.javarunner = 'java'
+
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        return []
+
+    def get_werror_args(self):
+        return ['-Werror']
+
+    def split_shlib_to_parts(self, fname):
+        return None, fname
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        return []
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return []
+
+    def get_linker_exelist(self):
+        return self.exelist[:]
+
+    def get_compile_only_args(self):
+        return []
+
+    def get_output_args(self, subdir):
+        if subdir == '':
+            subdir = './'
+        return ['-d', subdir, '-s', subdir]
+
+    def get_linker_output_args(self, outputname):
+        return []
+
+    def get_coverage_args(self):
+        return []
+
+    def get_coverage_link_args(self):
+        return []
+
+    def get_std_exe_link_args(self):
+        return []
+
+    def get_include_args(self, path):
+        return []
+
+    def get_pic_args(self):
+        return []
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def get_pch_use_args(self, pch_dir, header):
+        return []
+
+    def get_pch_name(self, header_name):
+        return ''
+
+    def get_buildtype_args(self, buildtype):
+        return java_buildtype_args[buildtype]
+
+    def sanity_check(self, work_dir, environment):
+        src = 'SanityCheck.java'
+        obj = 'SanityCheck'
+        source_name = os.path.join(work_dir, src)
+        with open(source_name, 'w') as ofile:
+            ofile.write('''class SanityCheck {
+  public static void main(String[] args) {
+    int i;
+  }
+}
+''')
+        pc = subprocess.Popen(self.exelist + [src], cwd=work_dir)
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('Java compiler %s can not compile programs.' % self.name_string())
+        runner = shutil.which(self.javarunner)
+        if runner:
+            cmdlist = [runner, obj]
+            pe = subprocess.Popen(cmdlist, cwd=work_dir)
+            pe.wait()
+            if pe.returncode != 0:
+                raise EnvironmentException('Executables created by Java compiler %s are not runnable.' % self.name_string())
+        else:
+            m = "Java Virtual Machine wasn't found, but it's needed by Meson. " \
+                "Please install a JRE.\nIf you have specific needs where this " \
+                "requirement doesn't make sense, please open a bug at " \
+                "https://github.com/mesonbuild/meson/issues/new and tell us " \
+                "all about it."
+            raise EnvironmentException(m)
+
+    def needs_static_linker(self):
+        return False

mesonbuild/compilers/objc.py

@@ -0,0 +1,64 @@
+# 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
+
+from .c import CCompiler
+from .compilers import ClangCompiler, GnuCompiler
+
+class ObjCCompiler(CCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrap):
+        self.language = 'objc'
+        CCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+
+    def sanity_check(self, work_dir, environment):
+        # TODO try to use sanity_check_impl instead of duplicated code
+        source_name = os.path.join(work_dir, 'sanitycheckobjc.m')
+        binary_name = os.path.join(work_dir, 'sanitycheckobjc')
+        extra_flags = self.get_cross_extra_flags(environment, link=False)
+        if self.is_cross:
+            extra_flags += self.get_compile_only_args()
+        with open(source_name, 'w') as ofile:
+            ofile.write('#import<stdio.h>\n'
+                        'int main(int argc, char **argv) { return 0; }\n')
+        pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('ObjC compiler %s can not compile programs.' % self.name_string())
+        if self.is_cross:
+            # Can't check if the binaries run so we have to assume they do
+            return
+        pe = subprocess.Popen(binary_name)
+        pe.wait()
+        if pe.returncode != 0:
+            raise EnvironmentException('Executables created by ObjC compiler %s are not runnable.' % self.name_string())
+
+
+class GnuObjCCompiler(GnuCompiler, ObjCCompiler):
+    def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None, defines=None):
+        ObjCCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
+        GnuCompiler.__init__(self, gcc_type, defines)
+        default_warn_args = ['-Wall', '-Winvalid-pch']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+
+
+class ClangObjCCompiler(ClangCompiler, GnuObjCCompiler):
+    def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
+        GnuObjCCompiler.__init__(self, exelist, version, cltype, is_cross, exe_wrapper)
+        ClangCompiler.__init__(self, cltype)
+        self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']

mesonbuild/compilers/objcpp.py

@@ -0,0 +1,65 @@
+# 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
+
+from .cpp import CPPCompiler
+from .compilers import ClangCompiler, GnuCompiler
+
+class ObjCPPCompiler(CPPCompiler):
+    def __init__(self, exelist, version, is_cross, exe_wrap):
+        self.language = 'objcpp'
+        CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
+
+    def sanity_check(self, work_dir, environment):
+        # TODO try to use sanity_check_impl instead of duplicated code
+        source_name = os.path.join(work_dir, 'sanitycheckobjcpp.mm')
+        binary_name = os.path.join(work_dir, 'sanitycheckobjcpp')
+        extra_flags = self.get_cross_extra_flags(environment, link=False)
+        if self.is_cross:
+            extra_flags += self.get_compile_only_args()
+        with open(source_name, 'w') as ofile:
+            ofile.write('#import<stdio.h>\n'
+                        'class MyClass;'
+                        'int main(int argc, char **argv) { return 0; }\n')
+        pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('ObjC++ compiler %s can not compile programs.' % self.name_string())
+        if self.is_cross:
+            # Can't check if the binaries run so we have to assume they do
+            return
+        pe = subprocess.Popen(binary_name)
+        pe.wait()
+        if pe.returncode != 0:
+            raise EnvironmentException('Executables created by ObjC++ compiler %s are not runnable.' % self.name_string())
+
+
+class GnuObjCPPCompiler(GnuCompiler, ObjCPPCompiler):
+    def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None, defines=None):
+        ObjCPPCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
+        GnuCompiler.__init__(self, gcc_type, defines)
+        default_warn_args = ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor']
+        self.warn_args = {'1': default_warn_args,
+                          '2': default_warn_args + ['-Wextra'],
+                          '3': default_warn_args + ['-Wextra', '-Wpedantic']}
+
+
+class ClangObjCPPCompiler(ClangCompiler, GnuObjCPPCompiler):
+    def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
+        GnuObjCPPCompiler.__init__(self, exelist, version, cltype, is_cross, exe_wrapper)
+        ClangCompiler.__init__(self, cltype)
+        self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']

mesonbuild/compilers/rust.py

@@ -0,0 +1,59 @@
+# 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 subprocess, os.path
+
+from ..mesonlib import EnvironmentException, Popen_safe
+
+from .compilers import Compiler, rust_buildtype_args
+
+class RustCompiler(Compiler):
+    def __init__(self, exelist, version):
+        self.language = 'rust'
+        super().__init__(exelist, version)
+        self.id = 'rustc'
+
+    def needs_static_linker(self):
+        return False
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def sanity_check(self, work_dir, environment):
+        source_name = os.path.join(work_dir, 'sanity.rs')
+        output_name = os.path.join(work_dir, 'rusttest')
+        with open(source_name, 'w') as ofile:
+            ofile.write('''fn main() {
+}
+''')
+        pc = subprocess.Popen(self.exelist + ['-o', output_name, source_name], cwd=work_dir)
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('Rust compiler %s can not compile programs.' % self.name_string())
+        if subprocess.call(output_name) != 0:
+            raise EnvironmentException('Executables created by Rust compiler %s are not runnable.' % self.name_string())
+
+    def get_dependency_gen_args(self, outfile):
+        return ['--dep-info', outfile]
+
+    def get_buildtype_args(self, buildtype):
+        return rust_buildtype_args[buildtype]
+
+    def build_rpath_args(self, build_dir, from_dir, rpath_paths, install_rpath):
+        return self.build_unix_rpath_args(build_dir, from_dir, rpath_paths, install_rpath)
+
+    def get_sysroot(self):
+        cmd = self.exelist + ['--print', 'sysroot']
+        p, stdo, stde = Popen_safe(cmd)
+        return stdo.split('\n')[0]

mesonbuild/compilers/swift.py

@@ -0,0 +1,99 @@
+# 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 subprocess, os.path
+
+from ..mesonlib import EnvironmentException
+
+from .compilers import Compiler, swift_buildtype_args
+
+class SwiftCompiler(Compiler):
+    def __init__(self, exelist, version):
+        self.language = 'swift'
+        super().__init__(exelist, version)
+        self.version = version
+        self.id = 'llvm'
+        self.is_cross = False
+
+    def get_linker_exelist(self):
+        return self.exelist[:]
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def needs_static_linker(self):
+        return True
+
+    def get_werror_args(self):
+        return ['--fatal-warnings']
+
+    def get_dependency_gen_args(self, outtarget, outfile):
+        return ['-emit-dependencies']
+
+    def depfile_for_object(self, objfile):
+        return os.path.splitext(objfile)[0] + '.' + self.get_depfile_suffix()
+
+    def get_depfile_suffix(self):
+        return 'd'
+
+    def get_output_args(self, target):
+        return ['-o', target]
+
+    def get_linker_output_args(self, target):
+        return ['-o', target]
+
+    def get_header_import_args(self, headername):
+        return ['-import-objc-header', headername]
+
+    def get_warn_args(self, level):
+        return []
+
+    def get_buildtype_args(self, buildtype):
+        return swift_buildtype_args[buildtype]
+
+    def get_buildtype_linker_args(self, buildtype):
+        return []
+
+    def get_std_exe_link_args(self):
+        return ['-emit-executable']
+
+    def get_module_args(self, modname):
+        return ['-module-name', modname]
+
+    def get_mod_gen_args(self):
+        return ['-emit-module']
+
+    def build_rpath_args(self, *args):
+        return [] # FIXME
+
+    def get_include_args(self, dirname):
+        return ['-I' + dirname]
+
+    def get_compile_only_args(self):
+        return ['-c']
+
+    def sanity_check(self, work_dir, environment):
+        src = 'swifttest.swift'
+        source_name = os.path.join(work_dir, src)
+        output_name = os.path.join(work_dir, 'swifttest')
+        with open(source_name, 'w') as ofile:
+            ofile.write('''print("Swift compilation is working.")
+''')
+        extra_flags = self.get_cross_extra_flags(environment, link=True)
+        pc = subprocess.Popen(self.exelist + extra_flags + ['-emit-executable', '-o', output_name, src], cwd=work_dir)
+        pc.wait()
+        if pc.returncode != 0:
+            raise EnvironmentException('Swift compiler %s can not compile programs.' % self.name_string())
+        if subprocess.call(output_name) != 0:
+            raise EnvironmentException('Executables created by Swift compiler %s are not runnable.' % self.name_string())

mesonbuild/compilers/vala.py

@@ -0,0 +1,90 @@
+# 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
+
+from .. import mlog
+from ..mesonlib import EnvironmentException
+
+from .compilers import Compiler
+
+class ValaCompiler(Compiler):
+    def __init__(self, exelist, version):
+        self.language = 'vala'
+        super().__init__(exelist, version)
+        self.version = version
+        self.id = 'valac'
+        self.is_cross = False
+
+    def name_string(self):
+        return ' '.join(self.exelist)
+
+    def needs_static_linker(self):
+        return False # Because compiles into C.
+
+    def get_output_args(self, target):
+        return ['-o', target]
+
+    def get_compile_only_args(self):
+        return ['-C']
+
+    def get_pic_args(self):
+        return []
+
+    def get_always_args(self):
+        return ['-C']
+
+    def get_warn_args(self, warning_level):
+        return []
+
+    def get_no_warn_args(self):
+        return ['--disable-warnings']
+
+    def get_werror_args(self):
+        return ['--fatal-warnings']
+
+    def sanity_check(self, work_dir, environment):
+        code = 'class MesonSanityCheck : Object { }'
+        args = self.get_cross_extra_flags(environment, link=False)
+        with self.compile(code, args, 'compile') as p:
+            if p.returncode != 0:
+                msg = 'Vala compiler {!r} can not compile programs' \
+                      ''.format(self.name_string())
+                raise EnvironmentException(msg)
+
+    def get_buildtype_args(self, buildtype):
+        if buildtype == 'debug' or buildtype == 'debugoptimized' or buildtype == 'minsize':
+            return ['--debug']
+        return []
+
+    def find_library(self, libname, env, extra_dirs):
+        if extra_dirs and isinstance(extra_dirs, str):
+            extra_dirs = [extra_dirs]
+        # Valac always looks in the default vapi dir, so only search there if
+        # no extra dirs are specified.
+        if not extra_dirs:
+            code = 'class MesonFindLibrary : Object { }'
+            vapi_args = ['--pkg', libname]
+            args = self.get_cross_extra_flags(env, link=False)
+            args += vapi_args
+            with self.compile(code, args, 'compile') as p:
+                if p.returncode == 0:
+                    return vapi_args
+        # Not found? Try to find the vapi file itself.
+        for d in extra_dirs:
+            vapi = os.path.join(d, libname + '.vapi')
+            if os.path.isfile(vapi):
+                return [vapi]
+        mlog.debug('Searched {!r} and {!r} wasn\'t found'.format(extra_dirs, libname))
+        return None

mesonbuild/environment.py

@@ -14,9 +14,55 @@
 
 import configparser, os, platform, re, shlex, shutil, subprocess
 
-from .compilers import *
+from . import coredata
 from .linkers import ArLinker, VisualStudioLinker
+from . import mesonlib
 from .mesonlib import EnvironmentException, Popen_safe
+from . import mlog
+
+from . import compilers
+from .compilers import (
+    CLANG_OSX,
+    CLANG_STANDARD,
+    CLANG_WIN,
+    GCC_CYGWIN,
+    GCC_MINGW,
+    GCC_OSX,
+    GCC_STANDARD,
+    ICC_STANDARD,
+    is_assembly,
+    is_header,
+    is_library,
+    is_llvm_ir,
+    is_object,
+    is_source,
+)
+from .compilers import (
+    ClangCCompiler,
+    ClangCPPCompiler,
+    ClangObjCCompiler,
+    ClangObjCPPCompiler,
+    G95FortranCompiler,
+    GnuCCompiler,
+    GnuCPPCompiler,
+    GnuFortranCompiler,
+    GnuObjCCompiler,
+    GnuObjCPPCompiler,
+    IntelCCompiler,
+    IntelCPPCompiler,
+    IntelFortranCompiler,
+    JavaCompiler,
+    MonoCompiler,
+    NAGFortranCompiler,
+    Open64FortranCompiler,
+    PathScaleFortranCompiler,
+    PGIFortranCompiler,
+    RustCompiler,
+    SunFortranCompiler,
+    ValaCompiler,
+    VisualStudioCCompiler,
+    VisualStudioCPPCompiler,
+)
 
 build_filename = 'meson.build'
 
@@ -680,11 +726,11 @@ class Environment:
             raise EnvironmentException('Could not execute D compiler "%s"' % ' '.join(exelist))
         version = search_version(out)
         if 'LLVM D compiler' in out:
-            return LLVMDCompiler(exelist, version, is_cross)
+            return compilers.LLVMDCompiler(exelist, version, is_cross)
         elif 'gdc' in out:
-            return GnuDCompiler(exelist, version, is_cross)
+            return compilers.GnuDCompiler(exelist, version, is_cross)
         elif 'Digital Mars' in out:
-            return DmdDCompiler(exelist, version, is_cross)
+            return compilers.DmdDCompiler(exelist, version, is_cross)
         raise EnvironmentException('Unknown compiler "' + ' '.join(exelist) + '"')
 
     def detect_swift_compiler(self):
@@ -695,7 +741,7 @@ class Environment:
             raise EnvironmentException('Could not execute Swift compiler "%s"' % ' '.join(exelist))
         version = search_version(err)
         if 'Swift' in err:
-            return SwiftCompiler(exelist, version)
+            return compilers.SwiftCompiler(exelist, version)
         raise EnvironmentException('Unknown compiler "' + ' '.join(exelist) + '"')
 
     def detect_static_linker(self, compiler):
@@ -708,12 +754,12 @@ class Environment:
             evar = 'AR'
             if evar in os.environ:
                 linkers = [shlex.split(os.environ[evar])]
-            elif isinstance(compiler, VisualStudioCCompiler):
+            elif isinstance(compiler, compilers.VisualStudioCCompiler):
                 linkers = [self.vs_static_linker]
-            elif isinstance(compiler, GnuCompiler):
+            elif isinstance(compiler, compilers.GnuCompiler):
                 # Use gcc-ar if available; needed for LTO
                 linkers = [self.gcc_static_linker, self.default_static_linker]
-            elif isinstance(compiler, ClangCompiler):
+            elif isinstance(compiler, compilers.ClangCompiler):
                 # Use llvm-ar if available; needed for LTO
                 linkers = [self.clang_static_linker, self.default_static_linker]
             else:

run_project_tests.py

@@ -25,7 +25,6 @@ import mesontest
 from mesonbuild import environment
 from mesonbuild import mesonlib
 from mesonbuild import mlog
-from mesonbuild import mesonmain
 from mesonbuild.mesonlib import stringlistify, Popen_safe
 from mesonbuild.coredata import backendlist
 import argparse

run_unittests.py

@@ -109,7 +109,7 @@ class InternalTests(unittest.TestCase):
 
     def test_compiler_args_class(self):
         cargsfunc = mesonbuild.compilers.CompilerArgs
-        c = mesonbuild.environment.CCompiler([], 'fake', False)
+        c = mesonbuild.compilers.CCompiler([], 'fake', False)
         # Test that bad initialization fails
         self.assertRaises(TypeError, cargsfunc, [])
         self.assertRaises(TypeError, cargsfunc, [], [])