Renamed meson package to mesonbuild so that we can have a script named meson in the same toplevel dir.

1 files changed, 0 insertions, 1819 deletions

diff --git a/meson/ninjabackend.py b/meson/ninjabackend.py
deleted file mode 100644
index 36c5ce9..0000000
--- a/meson/ninjabackend.py
+++ /dev/null
@@ -1,1819 +0,0 @@
-# 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 backends
-from . import environment, mesonlib
-from . import build
-from . import mlog
-from . import dependencies
-from .mesonlib import File
-from .backends import InstallData
-from .build import InvalidArguments
-from .coredata import MesonException
-import os, sys, pickle, re
-import subprocess, shutil
-
-if mesonlib.is_windows():
-    quote_char = '"'
-    execute_wrapper = 'cmd /c'
-else:
-    quote_char = "'"
-    execute_wrapper = ''
-
-def ninja_quote(text):
-    return text.replace(' ', '$ ').replace(':', '$:')
-
-class RawFilename():
-    def __init__(self, fname):
-        self.fname = fname
-
-    def split(self, c):
-        return self.fname.split(c)
-
-    def startswith(self, s):
-        return self.fname.startswith(s)
-
-class NinjaBuildElement():
-    def __init__(self, outfilenames, rule, infilenames):
-        if isinstance(outfilenames, str):
-            self.outfilenames = [outfilenames]
-        else:
-            self.outfilenames = outfilenames
-        assert(isinstance(rule, str))
-        self.rule = rule
-        if isinstance(infilenames, str):
-            self.infilenames = [infilenames]
-        else:
-            self.infilenames = infilenames
-        self.deps = []
-        self.orderdeps = []
-        self.elems = []
-
-    def add_dep(self, dep):
-        if isinstance(dep, list):
-            self.deps += dep
-        else:
-            self.deps.append(dep)
-
-    def add_orderdep(self, dep):
-        if isinstance(dep, list):
-            self.orderdeps += dep
-        else:
-            self.orderdeps.append(dep)
-
-    def add_item(self, name, elems):
-        if isinstance(elems, str):
-            elems = [elems]
-        self.elems.append((name, elems))
-
-    def write(self, outfile):
-        line = 'build %s: %s %s' % (' '.join([ninja_quote(i) for i in self.outfilenames]),\
-                                    self.rule,
-                                    ' '.join([ninja_quote(i) for i in self.infilenames]))
-        if len(self.deps) > 0:
-            line += ' | ' + ' '.join([ninja_quote(x) for x in self.deps])
-        if len(self.orderdeps) > 0:
-            line += ' || ' + ' '.join([ninja_quote(x) for x in self.orderdeps])
-        line += '\n'
-        # This is the only way I could find to make this work on all
-        # platforms including Windows command shell. Slash is a dir separator
-        # on Windows, too, so all characters are unambiguous and, more importantly,
-        # do not require quoting.
-        line = line.replace('\\', '/')
-        outfile.write(line)
-
-        for e in self.elems:
-            (name, elems) = e
-            should_quote = True
-            if name == 'DEPFILE' or name == 'DESC' or name == 'pool':
-                should_quote = False
-            line = ' %s = ' % name
-            q_templ = quote_char + "%s" + quote_char
-            noq_templ = "%s"
-            newelems = []
-            for i in elems:
-                if not should_quote or i == '&&': # Hackety hack hack
-                    templ = noq_templ
-                else:
-                    templ = q_templ
-                i = i.replace('\\', '\\\\')
-                if quote_char == '"':
-                    i = i.replace('"', '\\"')
-                newelems.append(templ % ninja_quote(i))
-            line += ' '.join(newelems)
-            line += '\n'
-            outfile.write(line)
-        outfile.write('\n')
-
-class NinjaBackend(backends.Backend):
-
-    def __init__(self, build):
-        super().__init__(build)
-        self.source_suffix_in_objs = True
-        self.ninja_filename = 'build.ninja'
-        self.fortran_deps = {}
-        self.all_outputs = {}
-
-    def check_outputs(self, elem):
-        for n in elem.outfilenames:
-            if n in self.all_outputs:
-                raise MesonException('Multiple producers for Ninja target "%s". Please rename your targets.' % n)
-            self.all_outputs[n] = True
-
-    def detect_vs_dep_prefix(self, outfile, tempfilename):
-        '''VS writes its dependency in a locale dependent format.
-        Detect the search prefix to use.'''
-        if shutil.which('cl') is None:
-            return outfile
-        outfile.close()
-        open(os.path.join(self.environment.get_scratch_dir(), 'incdetect.c'),
-              'w').write('''#include<stdio.h>
-int dummy;
-''')
-
-        pc = subprocess.Popen(['cl', '/showIncludes', '/c', 'incdetect.c'],
-                              stdout=subprocess.PIPE,
-                              stderr=subprocess.PIPE,
-                              cwd=self.environment.get_scratch_dir())
-
-        (stdo, _) = pc.communicate()
-
-        for line in stdo.split(b'\r\n'):
-            if line.endswith(b'stdio.h'):
-                matchstr = b':'.join(line.split(b':')[0:2]) + b':'
-                binfile = open(tempfilename, 'ab')
-                binfile.write(b'msvc_deps_prefix = ' + matchstr + b'\r\n')
-                binfile.close()
-                return open(tempfilename, 'a')
-        raise MesonException('Could not determine vs dep dependency prefix string.')
-
-    def generate(self, interp):
-        self.interpreter = interp
-        outfilename = os.path.join(self.environment.get_build_dir(), self.ninja_filename)
-        tempfilename = outfilename + '~'
-        outfile = open(tempfilename, 'w')
-        outfile.write('# This is the build file for project "%s"\n' % self.build.get_project())
-        outfile.write('# It is autogenerated by the Meson build system.\n')
-        outfile.write('# Do not edit by hand.\n\n')
-        outfile.write('ninja_required_version = 1.5.1\n\n')
-        outfile = self.detect_vs_dep_prefix(outfile, tempfilename)
-        self.generate_rules(outfile)
-        self.generate_phony(outfile)
-        outfile.write('# Build rules for targets\n\n')
-        [self.generate_target(t, outfile) for t in self.build.get_targets().values()]
-        if len(self.build.pot) > 0:
-            outfile.write('# Build rules for localisation.\n\n')
-            self.generate_po(outfile)
-        outfile.write('# Test rules\n\n')
-        self.generate_tests(outfile)
-        outfile.write('# Install rules\n\n')
-        self.generate_install(outfile)
-        if self.environment.coredata.get_builtin_option('coverage'):
-            outfile.write('# Coverage rules\n\n')
-            self.generate_coverage_rules(outfile)
-        outfile.write('# Suffix\n\n')
-        self.generate_ending(outfile)
-        # Only ovewrite the old build file after the new one has been
-        # fully created.
-        outfile.close()
-        os.replace(tempfilename, outfilename)
-        self.generate_compdb()
-
-    # http://clang.llvm.org/docs/JSONCompilationDatabase.html
-    def generate_compdb(self):
-        ninja_exe = environment.detect_ninja()
-        builddir = self.environment.get_build_dir()
-        jsondb = subprocess.check_output([ninja_exe, '-t', 'compdb', 'c_COMPILER', 'cpp_COMPILER'], cwd=builddir)
-        open(os.path.join(builddir, 'compile_commands.json'), 'wb').write(jsondb)
-
-    # Get all generated headers. Any source file might need them so
-    # we need to add an order dependency to them.
-    def get_generated_headers(self, target):
-        header_deps = []
-        for gensource in target.get_generated_sources():
-            if isinstance(gensource, build.CustomTarget):
-                continue
-            for src in gensource.get_outfilelist():
-                if self.environment.is_header(src):
-                    header_deps.append(os.path.join(self.get_target_private_dir(target), src))
-        for dep in target.link_targets:
-            if isinstance(dep, (build.StaticLibrary, build.SharedLibrary)):
-                header_deps += self.get_generated_headers(dep)
-        return header_deps
-
-    def generate_target(self, target, outfile):
-        if isinstance(target, build.CustomTarget):
-            self.generate_custom_target(target, outfile)
-        if isinstance(target, build.RunTarget):
-            self.generate_run_target(target, outfile)
-        name = target.get_id()
-        gen_src_deps = []
-        if name in self.processed_targets:
-            return
-        if isinstance(target, build.Jar):
-            self.generate_jar_target(target, outfile)
-            return
-        if 'rust' in self.environment.coredata.compilers.keys() and self.has_rust(target):
-            self.generate_rust_target(target, outfile)
-            return
-        if 'cs' in self.environment.coredata.compilers.keys() and self.has_cs(target):
-            self.generate_cs_target(target, outfile)
-            return
-        if 'vala' in self.environment.coredata.compilers.keys() and self.has_vala(target):
-            gen_src_deps += self.generate_vala_compile(target, outfile)
-        if 'swift' in self.environment.coredata.compilers.keys() and self.has_swift(target):
-            self.generate_swift_target(target, outfile)
-            return
-        self.scan_fortran_module_outputs(target)
-        # The following deals with C/C++ compilation.
-        (gen_src, gen_other_deps) = self.process_dep_gens(outfile, target)
-        gen_src_deps += gen_src
-        self.process_target_dependencies(target, outfile)
-        self.generate_custom_generator_rules(target, outfile)
-        outname = self.get_target_filename(target)
-        obj_list = []
-        use_pch = self.environment.coredata.get_builtin_option('use_pch')
-        is_unity = self.environment.coredata.get_builtin_option('unity')
-        if use_pch and target.has_pch():
-            pch_objects = self.generate_pch(target, outfile)
-        else:
-            pch_objects = []
-        header_deps = gen_other_deps
-        unity_src = []
-        unity_deps = [] # Generated sources that must be built before compiling a Unity target.
-        header_deps += self.get_generated_headers(target)
-        for gensource in target.get_generated_sources():
-            if isinstance(gensource, build.CustomTarget):
-                for src in gensource.output:
-                    src = os.path.join(self.get_target_dir(gensource), src)
-                    if self.environment.is_source(src) and not self.environment.is_header(src):
-                        if is_unity:
-                            unity_deps.append(os.path.join(self.environment.get_build_dir(), RawFilename(src)))
-                        else:
-                            obj_list.append(self.generate_single_compile(target, outfile, RawFilename(src), True,
-                                                                         header_deps))
-                    elif self.environment.is_object(src):
-                        obj_list.append(src)
-                    elif self.environment.is_library(src):
-                        pass
-                    else:
-                        # Assume anything not specifically a source file is a header. This is because
-                        # people generate files with weird suffixes (.inc, .fh) that they then include
-                        # in their source files.
-                        header_deps.append(RawFilename(src))
-            else:
-                for src in gensource.get_outfilelist():
-                    if self.environment.is_object(src):
-                        obj_list.append(os.path.join(self.get_target_private_dir(target), src))
-                    elif not self.environment.is_header(src):
-                        if is_unity:
-                            if self.has_dir_part(src):
-                                rel_src = src
-                            else:
-                                rel_src = os.path.join(self.get_target_private_dir(target), src)
-                            unity_deps.append(rel_src)
-                            abs_src = os.path.join(self.environment.get_build_dir(), rel_src)
-                            unity_src.append(abs_src)
-                        else:
-                            obj_list.append(self.generate_single_compile(target, outfile, src, True,
-                                                                         header_deps=header_deps))
-        src_list = []
-        for src in gen_src_deps:
-                src_list.append(src)
-                if is_unity:
-                    unity_src.append(os.path.join(self.environment.get_build_dir(), src))
-                    header_deps.append(src)
-                else:
-                    # Generated targets are ordered deps because the must exist
-                    # before the sources compiling them are used. After the first
-                    # compile we get precise dependency info from dep files.
-                    # This should work in all cases. If it does not, then just
-                    # move them from orderdeps to proper deps.
-                    obj_list.append(self.generate_single_compile(target, outfile, src, True, [], header_deps))
-        for src in target.get_sources():
-            if src.endswith('.vala'):
-                continue
-            if not self.environment.is_header(src):
-                src_list.append(src)
-                if is_unity:
-                    abs_src = os.path.join(self.environment.get_build_dir(),
-                                           src.rel_to_builddir(self.build_to_src))
-                    unity_src.append(abs_src)
-                else:
-                    obj_list.append(self.generate_single_compile(target, outfile, src, False, [], header_deps))
-        obj_list += self.flatten_object_list(target)
-        if is_unity:
-            for src in self.generate_unity_files(target, unity_src):
-                obj_list.append(self.generate_single_compile(target, outfile, src, True, unity_deps + header_deps))
-        linker = self.determine_linker(target, src_list)
-        elem = self.generate_link(target, outfile, outname, obj_list, linker, pch_objects)
-        self.generate_shlib_aliases(target, self.get_target_dir(target))
-        elem.write(outfile)
-        self.processed_targets[name] = True
-
-    def process_target_dependencies(self, target, outfile):
-        for t in target.get_dependencies():
-            tname = t.get_basename() + t.type_suffix()
-            if not tname in self.processed_targets:
-                self.generate_target(t, outfile)
-
-    def generate_custom_target(self, target, outfile):
-        (srcs, ofilenames, cmd) = self.eval_custom_target_command(target)
-        deps = []
-        for i in target.get_dependencies():
-            # FIXME, should not grab element at zero but rather expand all.
-            if isinstance(i, list):
-                i = i[0]
-            fname = i.get_filename()
-            if isinstance(fname, list):
-                fname = fname[0]
-            deps.append(os.path.join(self.get_target_dir(i), fname))
-        if target.build_always:
-            deps.append('PHONY')
-        elem = NinjaBuildElement(ofilenames, 'CUSTOM_COMMAND', srcs)
-        for i in target.depend_files:
-            if isinstance(i, mesonlib.File):
-                deps.append(i.rel_to_builddir(self.build_to_src))
-            else:
-                deps.append(os.path.join(self.build_to_src, i))
-        elem.add_dep(deps)
-        for d in target.extra_depends:
-            tmp = d.get_filename()
-            if not isinstance(tmp, list):
-                tmp = [tmp]
-            for fname in tmp:
-                elem.add_dep(os.path.join(self.get_target_dir(d), fname))
-
-        elem.add_item('COMMAND', cmd)
-        elem.add_item('description', 'Generating %s with a custom command.' % target.name)
-        elem.write(outfile)
-        self.check_outputs(elem)
-        self.processed_targets[target.name + target.type_suffix()] = True
-
-    def generate_run_target(self, target, outfile):
-        runnerscript = os.path.join(self.environment.get_script_dir(), 'commandrunner.py')
-        deps = []
-        arg_strings = []
-        for i in target.args:
-            if isinstance(i, str):
-                arg_strings.append(i)
-            elif isinstance(i, (build.BuildTarget, build.CustomTarget)):
-                relfname = self.get_target_filename(i)
-                deps.append(relfname)
-                arg_strings.append(os.path.join(self.environment.get_build_dir(), relfname))
-            else:
-                mlog.debug(str(i))
-                raise MesonException('Unreachable code in generate_run_target.')
-        elem = NinjaBuildElement(target.name, 'CUSTOM_COMMAND', deps)
-        cmd = [sys.executable, runnerscript, self.environment.get_source_dir(), self.environment.get_build_dir(), target.subdir]
-        texe = target.command
-        try:
-            texe = texe.held_object
-        except AttributeError:
-            pass
-        if isinstance(texe, build.Executable):
-            abs_exe = os.path.join(self.environment.get_build_dir(), self.get_target_filename(texe))
-            deps.append(self.get_target_filename(texe))
-            if self.environment.is_cross_build() \
-                and self.environment.cross_info.config['binaries'].get('exe_wrapper', None) is not None:
-                cmd += [self.environment.cross_info.config['binaries']['exe_wrapper']]
-            cmd.append(abs_exe)
-        else:
-            cmd.append(target.command)
-        cmd += arg_strings
-        elem.add_item('COMMAND', cmd)
-        elem.add_item('description', 'Running external command %s.' % target.name)
-        elem.add_item('pool', 'console')
-        elem.write(outfile)
-        self.check_outputs(elem)
-        self.processed_targets[target.name + target.type_suffix()] = True
-
-    def generate_po(self, outfile):
-        for p in self.build.pot:
-            (packagename, languages, subdir) = p
-            input_file = os.path.join(subdir, 'POTFILES')
-            elem = NinjaBuildElement('pot', 'GEN_POT', [])
-            elem.add_item('PACKAGENAME', packagename)
-            elem.add_item('OUTFILE', packagename + '.pot')
-            elem.add_item('FILELIST', os.path.join(self.environment.get_source_dir(), input_file))
-            elem.add_item('OUTDIR', os.path.join(self.environment.get_source_dir(), subdir))
-            elem.write(outfile)
-            self.check_outputs(elem)
-            for l in languages:
-                infile = os.path.join(self.environment.get_source_dir(), subdir, l + '.po')
-                outfilename = os.path.join(subdir, l + '.gmo')
-                lelem = NinjaBuildElement(outfilename, 'GEN_GMO', infile)
-                lelem.add_item('INFILE', infile)
-                lelem.add_item('OUTFILE', outfilename)
-                lelem.write(outfile)
-                self.check_outputs(lelem)
-
-    def generate_coverage_rules(self, outfile):
-        (gcovr_exe, lcov_exe, genhtml_exe) = environment.find_coverage_tools()
-        added_rule = False
-        if gcovr_exe:
-            added_rule = True
-            elem = NinjaBuildElement('coverage-xml', 'CUSTOM_COMMAND', '')
-            elem.add_item('COMMAND', [gcovr_exe, '-x', '-r', self.environment.get_build_dir(),\
-                                      '-o', os.path.join(self.environment.get_log_dir(), 'coverage.xml')])
-            elem.add_item('DESC', 'Generating XML coverage report.')
-            elem.write(outfile)
-            elem = NinjaBuildElement('coverage-text', 'CUSTOM_COMMAND', '')
-            elem.add_item('COMMAND', [gcovr_exe, '-r', self.environment.get_build_dir(),\
-                                      '-o', os.path.join(self.environment.get_log_dir(), 'coverage.txt')])
-            elem.add_item('DESC', 'Generating text coverage report.')
-            elem.write(outfile)
-            self.check_outputs(elem)
-        if lcov_exe and genhtml_exe:
-            added_rule = True
-            phony_elem = NinjaBuildElement('coverage-html', 'phony', 'coveragereport/index.html')
-            phony_elem.write(outfile)
-
-            elem = NinjaBuildElement('coveragereport/index.html', 'CUSTOM_COMMAND', '')
-            command = [lcov_exe, '--directory', self.environment.get_build_dir(),\
-                       '--capture', '--output-file', 'coverage.info', '--no-checksum',\
-                       '&&', genhtml_exe, '--prefix', self.environment.get_build_dir(),\
-                       '--output-directory', self.environment.get_log_dir(), '--title', 'Code coverage',\
-                       '--legend', '--show-details', 'coverage.info']
-            elem.add_item('COMMAND', command)
-            elem.add_item('DESC', 'Generating HTML coverage report.')
-            self.check_outputs(elem)
-            elem.write(outfile)
-        if not added_rule:
-            mlog.log(mlog.red('Warning:'), 'coverage requested but neither gcovr nor lcov/genhtml found.')
-
-    def generate_install(self, outfile):
-        script_root = self.environment.get_script_dir()
-        install_script = os.path.join(script_root, 'meson_install.py')
-        install_data_file = os.path.join(self.environment.get_scratch_dir(), 'install.dat')
-        depfixer = [sys.executable, self.environment.get_build_command(), '--internal', 'depfixer']
-        d = InstallData(self.environment.get_source_dir(),
-                        self.environment.get_build_dir(),
-                        self.environment.get_prefix(), depfixer)
-        elem = NinjaBuildElement('install', 'CUSTOM_COMMAND', 'PHONY')
-        elem.add_dep('all')
-        elem.add_item('DESC', 'Installing files.')
-        elem.add_item('COMMAND', [sys.executable, self.environment.get_build_command(), '--internal', 'install', install_data_file])
-        elem.add_item('pool', 'console')
-        self.generate_depmf_install(d)
-        self.generate_target_install(d)
-        self.generate_header_install(d)
-        self.generate_man_install(d)
-        self.generate_data_install(d)
-        self.generate_po_install(d, elem)
-        self.generate_custom_install_script(d)
-        self.generate_subdir_install(d)
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-        ofile = open(install_data_file, 'wb')
-        pickle.dump(d, ofile)
-
-    def generate_po_install(self, d, elem):
-        for p in self.build.pot:
-            (package_name, languages, subdir) = p
-            # FIXME: assumes only one po package per source
-            d.po_package_name = package_name
-            for lang in languages:
-                rel_src =  os.path.join(subdir, lang + '.gmo')
-                src_file = os.path.join(self.environment.get_build_dir(), rel_src)
-                d.po.append((src_file, self.environment.coredata.get_builtin_option('localedir'), lang))
-                elem.add_dep(rel_src)
-
-    def generate_target_install(self, d):
-        libdir = self.environment.get_libdir()
-        bindir = self.environment.get_bindir()
-
-        should_strip = self.environment.coredata.get_builtin_option('strip')
-        for t in self.build.get_targets().values():
-            if t.should_install():
-                outdir = t.get_custom_install_dir()
-                if outdir is None:
-                    if isinstance(t, build.Executable):
-                        outdir = bindir
-                    else:
-                        outdir = libdir
-                i = [self.get_target_filename(t), outdir, t.get_aliaslist(),\
-                    should_strip, t.install_rpath]
-                d.targets.append(i)
-
-    def generate_custom_install_script(self, d):
-        d.install_scripts = self.build.install_scripts
-
-    def generate_header_install(self, d):
-        incroot = self.environment.get_includedir()
-        headers = self.build.get_headers()
-
-        for h in headers:
-            outdir = h.get_custom_install_dir()
-            if outdir is None:
-                outdir = os.path.join(incroot, h.get_install_subdir())
-            for f in h.get_sources():
-                abspath = os.path.join(self.environment.get_source_dir(), h.get_source_subdir(), f)
-                i = [abspath, outdir]
-                d.headers.append(i)
-
-    def generate_man_install(self, d):
-        manroot = self.environment.get_mandir()
-        man = self.build.get_man()
-        for m in man:
-            for f in m.get_sources():
-                num = f.split('.')[-1]
-                subdir = m.get_custom_install_dir()
-                if subdir is None:
-                    subdir = os.path.join(manroot, 'man' + num)
-                srcabs = os.path.join(self.environment.get_source_dir(), m.get_source_subdir(), f)
-                dstabs = os.path.join(subdir, f + '.gz')
-                i = [srcabs, dstabs]
-                d.man.append(i)
-
-    def generate_data_install(self, d):
-        data = self.build.get_data()
-        for de in data:
-            assert(isinstance(de, build.Data))
-            subdir = de.install_dir
-            for f in de.sources:
-                if de.in_sourcetree:
-                    srcprefix = self.environment.get_source_dir()
-                else:
-                    srcprefix = self.environment.get_build_dir()
-                srcabs = os.path.join(srcprefix, de.source_subdir, f)
-                dstabs = os.path.join(subdir, f)
-                i = [srcabs, dstabs]
-                d.data.append(i)
-
-    def generate_subdir_install(self, d):
-        for sd in self.build.get_install_subdirs():
-            src_dir = os.path.join(self.environment.get_source_dir(), sd.source_subdir, sd.installable_subdir)
-            dst_dir = os.path.join(self.environment.get_prefix(), sd.install_dir)
-            d.install_subdirs.append([src_dir, dst_dir])
-
-    def write_test_suite_targets(self, cmd, outfile):
-        suites = {}
-        for t in self.build.get_tests():
-            for s in t.suite:
-                suites[s] = True
-        suites = list(suites.keys())
-        suites.sort()
-        for s in suites:
-            if s == '':
-                visible_name = 'for top level tests'
-            else:
-                visible_name = s
-            elem = NinjaBuildElement('test-' + s, 'CUSTOM_COMMAND', ['all', 'PHONY'])
-            elem.add_item('COMMAND', cmd + ['--suite=' + s])
-            elem.add_item('DESC', 'Running test suite %s.' % visible_name)
-            elem.add_item('pool', 'console')
-            elem.write(outfile)
-            self.check_outputs(elem)
-
-    def generate_tests(self, outfile):
-        self.serialise_tests()
-        valgrind = environment.find_valgrind()
-        script_root = self.environment.get_script_dir()
-        test_data = os.path.join(self.environment.get_scratch_dir(), 'meson_test_setup.dat')
-        cmd = [sys.executable, self.environment.get_build_command(), '--internal', 'test', test_data]
-        elem = NinjaBuildElement('test', 'CUSTOM_COMMAND', ['all', 'PHONY'])
-        elem.add_item('COMMAND', cmd)
-        elem.add_item('DESC', 'Running all tests.')
-        elem.add_item('pool', 'console')
-        elem.write(outfile)
-        self.check_outputs(elem)
-        self.write_test_suite_targets(cmd, outfile)
-
-        if valgrind:
-            velem = NinjaBuildElement('test-valgrind', 'CUSTOM_COMMAND', ['all', 'PHONY'])
-            velem.add_item('COMMAND', cmd + ['--wrapper=' + valgrind])
-            velem.add_item('DESC', 'Running test suite under Valgrind.')
-            velem.add_item('pool', 'console')
-            velem.write(outfile)
-            self.check_outputs(velem)
-
-        # And then benchmarks.
-        benchmark_script = os.path.join(script_root, 'meson_benchmark.py')
-        benchmark_data = os.path.join(self.environment.get_scratch_dir(), 'meson_benchmark_setup.dat')
-        cmd = [sys.executable, self.environment.get_build_command(), '--internal', 'benchmark', benchmark_data]
-        elem = NinjaBuildElement('benchmark', 'CUSTOM_COMMAND', ['all', 'PHONY'])
-        elem.add_item('COMMAND', cmd)
-        elem.add_item('DESC', 'Running benchmark suite.')
-        elem.add_item('pool', 'console')
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-    def generate_rules(self, outfile):
-        outfile.write('# Rules for compiling.\n\n')
-        self.generate_compile_rules(outfile)
-        outfile.write('# Rules for linking.\n\n')
-        if self.environment.is_cross_build():
-            self.generate_static_link_rules(True, outfile)
-        self.generate_static_link_rules(False, outfile)
-        self.generate_dynamic_link_rules(outfile)
-        outfile.write('# Other rules\n\n')
-        outfile.write('rule CUSTOM_COMMAND\n')
-        outfile.write(' command = $COMMAND\n')
-        outfile.write(' description = $DESC\n')
-        outfile.write(' restat = 1\n\n')
-        outfile.write('rule REGENERATE_BUILD\n')
-        c = (quote_char + ninja_quote(sys.executable) + quote_char,
-             quote_char + ninja_quote(self.environment.get_build_command())  + quote_char,
-             '--internal',
-             'regenerate',
-             quote_char + ninja_quote(self.environment.get_source_dir())  + quote_char,
-             quote_char + ninja_quote(self.environment.get_build_dir())  + quote_char)
-        outfile.write(" command = %s %s %s %s %s %s --backend ninja\n" % c)
-        outfile.write(' description = Regenerating build files\n')
-        outfile.write(' generator = 1\n\n')
-        if len(self.build.pot) > 0:
-            self.generate_gettext_rules(outfile)
-        outfile.write('\n')
-
-    def generate_gettext_rules(self, outfile):
-        rule = 'rule GEN_POT\n'
-        command = " command = xgettext --package-name=$PACKAGENAME -p $OUTDIR -f $FILELIST -D '%s' -k_ -o $OUTFILE\n" % \
-        self.environment.get_source_dir()
-        desc = " description = Creating pot file for package $PACKAGENAME.\n"
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(desc)
-        outfile.write('\n')
-        rule = 'rule GEN_GMO\n'
-        command = ' command = msgfmt $INFILE -o $OUTFILE\n'
-        desc = ' description = Generating gmo file $OUTFILE\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(desc)
-        outfile.write('\n')
-
-    def generate_phony(self, outfile):
-        outfile.write('# Phony build target, always out of date\n')
-        outfile.write('build PHONY: phony\n')
-        outfile.write('\n')
-
-    def generate_jar_target(self, target, outfile):
-        fname = target.get_filename()
-        subdir = target.get_subdir()
-        outname_rel = os.path.join(self.get_target_dir(target), fname)
-        src_list = target.get_sources()
-        class_list = []
-        compiler = self.get_compiler_for_source(src_list[0])
-        assert(compiler.get_language() == 'java')
-        c = 'c'
-        m = ''
-        e = ''
-        f = 'f'
-        main_class = target.get_main_class()
-        if main_class != '':
-            e = 'e'
-        for src in src_list:
-            plain_class_path = self.generate_single_java_compile(src, target, compiler, outfile)
-            class_list.append(plain_class_path)
-        class_dep_list = [os.path.join(self.get_target_private_dir(target), i) for i in class_list]
-        jar_rule = 'java_LINKER'
-        commands = [c+m+e+f]
-        if e != '':
-            commands.append(main_class)
-        commands.append(self.get_target_filename(target))
-        for cls in class_list:
-            commands += ['-C', self.get_target_private_dir(target), cls]
-        elem = NinjaBuildElement(outname_rel, jar_rule, [])
-        elem.add_dep(class_dep_list)
-        elem.add_item('ARGS', commands)
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-    def generate_cs_resource_tasks(self, target, outfile):
-        args = []
-        deps = []
-        for r in target.resources:
-            rel_sourcefile = os.path.join(self.build_to_src, target.subdir, r)
-            if r.endswith('.resources'):
-                a = '-resource:' + rel_sourcefile
-            elif r.endswith('.txt') or r.endswith('.resx'):
-                ofilebase = os.path.splitext(os.path.basename(r))[0] + '.resources'
-                ofilename = os.path.join(self.get_target_private_dir(target), ofilebase)
-                elem = NinjaBuildElement(ofilename, "CUSTOM_COMMAND", rel_sourcefile)
-                elem.add_item('COMMAND', ['resgen', rel_sourcefile, ofilename])
-                elem.add_item('DESC', 'Compiling resource %s.' % rel_sourcefile)
-                elem.write(outfile)
-                self.check_outputs(elem)
-                deps.append(ofilename)
-                a = '-resource:' + ofilename
-            else:
-                raise InvalidArguments('Unknown resource file %s.' % r)
-            args.append(a)
-        return (args, deps)
-
-    def generate_cs_target(self, target, outfile):
-        buildtype = self.environment.coredata.get_builtin_option('buildtype')
-        fname = target.get_filename()
-        outname_rel = os.path.join(self.get_target_dir(target), fname)
-        src_list = target.get_sources()
-        compiler = self.get_compiler_for_source(src_list[0])
-        assert(compiler.get_language() == 'cs')
-        rel_srcs = [s.rel_to_builddir(self.build_to_src) for s in src_list]
-        deps = []
-        commands = target.extra_args.get('cs', [])
-        commands += compiler.get_buildtype_args(buildtype)
-        if isinstance(target, build.Executable):
-            commands.append('-target:exe')
-        elif isinstance(target, build.SharedLibrary):
-            commands.append('-target:library')
-        else:
-            raise MesonException('Unknown C# target type.')
-        (resource_args, resource_deps) = self.generate_cs_resource_tasks(target, outfile)
-        commands += resource_args
-        deps += resource_deps
-        commands += compiler.get_output_args(outname_rel)
-        for l in target.link_targets:
-            lname = os.path.join(self.get_target_dir(l), l.get_filename())
-            commands += compiler.get_link_args(lname)
-            deps.append(lname)
-        if '-g' in commands:
-            outputs = [outname_rel, outname_rel + '.mdb']
-        else:
-            outputs = [outname_rel]
-        elem = NinjaBuildElement(outputs, 'cs_COMPILER', rel_srcs)
-        elem.add_dep(deps)
-        elem.add_item('ARGS', commands)
-        self.check_outputs(elem)
-        elem.write(outfile)
-
-    def generate_single_java_compile(self, src, target, compiler, outfile):
-        args = []
-        args += compiler.get_buildtype_args(self.environment.coredata.get_builtin_option('buildtype'))
-        args += compiler.get_output_args(self.get_target_private_dir(target))
-        for i in target.include_dirs:
-            for idir in i.get_incdirs():
-                args += ['-sourcepath', os.path.join(self.build_to_src, i.curdir, idir)]
-        rel_src = src.rel_to_builddir(self.build_to_src)
-        plain_class_path = src.fname[:-4] + 'class'
-        rel_obj = os.path.join(self.get_target_private_dir(target), plain_class_path)
-        element = NinjaBuildElement(rel_obj, compiler.get_language() + '_COMPILER', rel_src)
-        element.add_item('ARGS', args)
-        element.write(outfile)
-        self.check_outputs(element)
-        return plain_class_path
-
-    def generate_java_link(self, outfile):
-        rule = 'rule java_LINKER\n'
-        command = ' command = jar $ARGS\n'
-        description = ' description = Creating jar $out.\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_fastvapi_compile(self, target, valac, outfile):
-        fastvapis = {}
-        for s in target.get_sources():
-            if not s.endswith('.vala'):
-                continue
-            vapibase = os.path.basename(s.fname)[:-4] + 'vapi'
-            rel_vapi = os.path.join(self.get_target_private_dir(target), vapibase)
-            args = ['--fast-vapi=' + rel_vapi]
-            rel_s = s.rel_to_builddir(self.build_to_src)
-            element = NinjaBuildElement(rel_vapi, valac.get_language() + '_COMPILER', rel_s)
-            element.add_item('ARGS', args)
-            element.write(outfile)
-            self.check_outputs(element)
-            fastvapis[s] = (vapibase, rel_vapi)
-        return fastvapis
-
-    def split_vala_sources(self, sources):
-        src = []
-        vapi_src = []
-        for s in sources:
-            if s.endswith('.vapi'):
-                vapi_src.append(s)
-            else:
-                src.append(s)
-        return (src, vapi_src)
-
-    def generate_vala_compile(self, target, outfile):
-        """Vala is compiled into C. Set up all necessary build steps here."""
-        valac = self.environment.coredata.compilers['vala']
-        fast_vapis = self.generate_fastvapi_compile(target, valac, outfile)
-        generated_c = []
-        (src, vapi_src) = self.split_vala_sources(target.get_sources())
-        vapi_src = [x.rel_to_builddir(self.build_to_src) for x in vapi_src]
-        extra_dep_files = []
-        for s in src:
-            if not s.endswith('.vala'):
-                continue
-            args = ['-d', self.get_target_private_dir(target)]
-            sc = os.path.basename(s.fname)[:-4] + 'c'
-            args += ['-C']
-            vapi_order_deps = []
-            for (sourcefile, vapi_info) in fast_vapis.items():
-                if sourcefile == s:
-                    continue
-                (vapibase, rel_vapi) = vapi_info
-                args += ['--use-fast-vapi=' + rel_vapi]
-                vapi_order_deps.append(rel_vapi)
-            relsc = os.path.join(self.get_target_private_dir(target), sc)
-            rel_s = s.rel_to_builddir(self.build_to_src)
-            args += ['--deps', relsc + '.d']
-            if self.environment.coredata.get_builtin_option('werror'):
-                args += valac.get_werror_args()
-            for d in target.external_deps:
-                if isinstance(d, dependencies.PkgConfigDependency):
-                    if d.name == 'glib-2.0' and d.version_requirement is not None \
-                        and d.version_requirement.startswith(('>=', '==')):
-                            args += ['--target-glib', d.version_requirement[2:]]
-                    args += ['--pkg', d.name]
-            args += vapi_src
-            extra_args = []
-
-            for a in target.extra_args.get('vala', []):
-                if isinstance(a, File):
-                    relname = a.rel_to_builddir(self.build_to_src)
-                    extra_dep_files.append(relname)
-                    extra_args.append(relname)
-                else:
-                    extra_args.append(a)
-            args += extra_args
-            generated_c += [relsc]
-            element = NinjaBuildElement(relsc, valac.get_language() + '_COMPILER', rel_s)
-            element.add_item('ARGS', args)
-            element.add_orderdep(vapi_order_deps)
-            element.add_dep(extra_dep_files)
-            element.write(outfile)
-            self.check_outputs(element)
-        return generated_c
-
-    def generate_rust_target(self, target, outfile):
-        rustc = self.environment.coredata.compilers['rust']
-        relsrc = []
-        for i in target.get_sources():
-            if not rustc.can_compile(i):
-                raise InvalidArguments('Rust target %s contains a non-rust source file.' % target.get_basename())
-            relsrc.append(i.rel_to_builddir(self.build_to_src))
-        target_name = os.path.join(target.subdir, target.get_filename())
-        args = ['--crate-type']
-        if isinstance(target, build.Executable):
-            cratetype = 'bin'
-        elif isinstance(target, build.SharedLibrary):
-            cratetype = 'rlib'
-        elif isinstance(target, build.StaticLibrary):
-            cratetype = 'rlib'
-        else:
-            raise InvalidArguments('Unknown target type for rustc.')
-        args.append(cratetype)
-        args += rustc.get_buildtype_args(self.environment.coredata.get_builtin_option('buildtype'))
-        depfile = target.name + '.d'
-        args += ['--out-dir', target.subdir]
-        args += ['--emit', 'dep-info', '--emit', 'link']
-        orderdeps = [os.path.join(t.subdir, t.get_filename()) for t in target.link_targets]
-        linkdirs = {}
-        for d in target.link_targets:
-            linkdirs[d.subdir] = True
-        for d in linkdirs.keys():
-            if d == '':
-                d = '.'
-            args += ['-L', d]
-        element = NinjaBuildElement(target_name, 'rust_COMPILER', relsrc)
-        if len(orderdeps) > 0:
-            element.add_orderdep(orderdeps)
-        element.add_item('ARGS', args)
-        element.add_item('targetdep', depfile)
-        element.add_item('cratetype', cratetype)
-        element.write(outfile)
-        self.check_outputs(element)
-
-    def swift_module_file_name(self, target):
-        return os.path.join(self.get_target_private_dir(target),
-                            self.target_swift_modulename(target) + '.swiftmodule')
-
-    def target_swift_modulename(self, target):
-        return target.name
-
-    def is_swift_target(self, target):
-        for s in target.sources:
-            if s.endswith('swift'):
-                return True
-        return False
-
-    def determine_swift_dep_modules(self, target):
-        result = []
-        for l in target.link_targets:
-            if self.is_swift_target(l):
-                result.append(self.swift_module_file_name(l))
-        return result
-
-    def determine_swift_dep_dirs(self, target):
-        result = []
-        for l in target.link_targets:
-            result.append(self.get_target_private_dir_abs(l))
-        return result
-
-    def get_swift_link_deps(self, target):
-        result = []
-        for l in target.link_targets:
-            result.append(self.get_target_filename(l))
-        return result
-
-    def split_swift_generated_sources(self, target):
-        all_srcs = []
-        for genlist in target.get_generated_sources():
-            if isinstance(genlist, build.CustomTarget):
-                for ifile in genlist.get_filename():
-                    rel = os.path.join(self.get_target_dir(genlist), ifile)
-                    all_srcs.append(rel)
-            else:
-                for ifile in genlist.get_outfilelist():
-                    rel = os.path.join(self.get_target_private_dir(target), ifile)
-                    all_srcs.append(rel)
-        srcs = []
-        others = []
-        for i in all_srcs:
-            if i.endswith('.swift'):
-                srcs.append(i)
-            else:
-                others.append(i)
-        return (srcs, others)
-
-    def generate_swift_target(self, target, outfile):
-        module_name = self.target_swift_modulename(target)
-        swiftc = self.environment.coredata.compilers['swift']
-        abssrc = []
-        abs_headers = []
-        header_imports = []
-        for i in target.get_sources():
-            if swiftc.can_compile(i):
-                relsrc = i.rel_to_builddir(self.build_to_src)
-                abss = os.path.normpath(os.path.join(self.environment.get_build_dir(), relsrc))
-                abssrc.append(abss)
-            elif self.environment.is_header(i):
-                relh = i.rel_to_builddir(self.build_to_src)
-                absh = os.path.normpath(os.path.join(self.environment.get_build_dir(), relh))
-                abs_headers.append(absh)
-                header_imports += swiftc.get_header_import_args(absh)
-            else:
-                raise InvalidArguments('Swift target %s contains a non-swift source file.' % target.get_basename())
-        os.makedirs(self.get_target_private_dir_abs(target), exist_ok=True)
-        compile_args = swiftc.get_compile_only_args()
-        compile_args += swiftc.get_module_args(module_name)
-        link_args = swiftc.get_output_args(os.path.join(self.environment.get_build_dir(), self.get_target_filename(target)))
-        rundir = self.get_target_private_dir(target)
-        out_module_name = self.swift_module_file_name(target)
-        in_module_files = self.determine_swift_dep_modules(target)
-        abs_module_dirs = self.determine_swift_dep_dirs(target)
-        module_includes = []
-        for x in abs_module_dirs:
-            module_includes += swiftc.get_include_args(x)
-        link_deps = self.get_swift_link_deps(target)
-        abs_link_deps = [os.path.join(self.environment.get_build_dir(), x) for x in link_deps]
-        (rel_generated, _) = self.split_swift_generated_sources(target)
-        abs_generated = [os.path.join(self.environment.get_build_dir(), x) for x in rel_generated]
-        # We need absolute paths because swiftc needs to be invoked in a subdir
-        # and this is the easiest way about it.
-        objects = [] # Relative to swift invocation dir
-        rel_objects = [] # Relative to build.ninja
-        for i in abssrc + abs_generated:
-            base = os.path.split(i)[1]
-            oname = os.path.splitext(base)[0] + '.o'
-            objects.append(oname)
-            rel_objects.append(os.path.join(self.get_target_private_dir(target), oname))
-
-        # Swiftc does not seem to be able to emit objects and module files in one go.
-        elem = NinjaBuildElement(rel_objects,
-                                 'swift_COMPILER',
-                                 abssrc)
-        elem.add_dep(in_module_files + rel_generated)
-        elem.add_dep(abs_headers)
-        elem.add_item('ARGS', compile_args + header_imports + abs_generated + module_includes)
-        elem.add_item('RUNDIR', rundir)
-        elem.write(outfile)
-        self.check_outputs(elem)
-        elem = NinjaBuildElement(out_module_name,
-                                 'swift_COMPILER',
-                                 abssrc)
-        elem.add_dep(in_module_files + rel_generated)
-        elem.add_item('ARGS', compile_args + abs_generated + module_includes + swiftc.get_mod_gen_args())
-        elem.add_item('RUNDIR', rundir)
-        elem.write(outfile)
-        self.check_outputs(elem)
-        if isinstance(target, build.StaticLibrary):
-            elem = self.generate_link(target, outfile, self.get_target_filename(target),
-                               rel_objects, self.build.static_linker)
-            elem.write(outfile)
-        elif isinstance(target, build.Executable):
-            elem = NinjaBuildElement(self.get_target_filename(target), 'swift_COMPILER', [])
-            elem.add_dep(rel_objects)
-            elem.add_dep(link_deps)
-            elem.add_item('ARGS', link_args + swiftc.get_std_exe_link_args() + objects + abs_link_deps)
-            elem.add_item('RUNDIR', rundir)
-            elem.write(outfile)
-            self.check_outputs(elem)
-        else:
-            raise MesonException('Swift supports only executable and static library targets.')
-
-    def generate_static_link_rules(self, is_cross, outfile):
-        if self.build.has_language('java'):
-            if not is_cross:
-                self.generate_java_link(outfile)
-        if is_cross:
-            if self.environment.cross_info.need_cross_compiler():
-                static_linker = self.build.static_cross_linker
-            else:
-                static_linker = self.build.static_linker
-            crstr = '_CROSS'
-        else:
-            static_linker = self.build.static_linker
-            crstr = ''
-        if static_linker is None:
-            return
-        rule = 'rule STATIC%s_LINKER\n' % crstr
-        if mesonlib.is_windows():
-            command_templ = ''' command = %s @$out.rsp
- rspfile = $out.rsp
- rspfile_content = $LINK_ARGS %s $in
-'''
-        else:
-            command_templ = ' command = %s $LINK_ARGS %s $in\n'
-        command = command_templ %\
-        (' '.join(static_linker.get_exelist()),
-         ' '.join(static_linker.get_output_args('$out')))
-        description = ' description = Static linking library $out\n\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-
-    def generate_dynamic_link_rules(self, outfile):
-        ctypes = [(self.build.compilers, False)]
-        if self.environment.is_cross_build():
-            if self.environment.cross_info.need_cross_compiler():
-                ctypes.append((self.build.cross_compilers, True))
-            else:
-                # Native compiler masquerades as the cross compiler.
-                ctypes.append((self.build.compilers, True))
-        else:
-            ctypes.append((self.build.cross_compilers, True))
-        for (complist, is_cross) in ctypes:
-            for compiler in complist:
-                langname = compiler.get_language()
-                if langname == 'java' or langname == 'vala' or\
-                 langname == 'rust' or langname == 'cs':
-                    continue
-                crstr = ''
-                cross_args = []
-                if is_cross:
-                    crstr = '_CROSS'
-                    try:
-                        cross_args = self.environment.cross_info.config['properties'][langname + '_link_args']
-                    except KeyError:
-                        pass
-                rule = 'rule %s%s_LINKER\n' % (langname, crstr)
-                if mesonlib.is_windows():
-                    command_template = ''' command = %s @$out.rsp
- rspfile = $out.rsp
- rspfile_content = %s $ARGS  %s $in $LINK_ARGS $aliasing
-'''
-                else:
-                    command_template = ' command = %s %s $ARGS  %s $in $LINK_ARGS $aliasing\n'
-                command = command_template % \
-                (' '.join(compiler.get_linker_exelist()),\
-                 ' '.join(cross_args),\
-                 ' '.join(compiler.get_linker_output_args('$out')))
-                description = ' description = Linking target $out'
-                outfile.write(rule)
-                outfile.write(command)
-                outfile.write(description)
-                outfile.write('\n')
-        scriptdir = self.environment.get_script_dir()
-        outfile.write('\n')
-        symrule = 'rule SHSYM\n'
-        symcmd = ' command = "%s" "%s" %s %s %s %s $CROSS\n' % (ninja_quote(sys.executable),
-                                                                self.environment.get_build_command(),
-                                                                '--internal',
-                                                                'symbolextractor',
-                                                                '$in',
-                                                                '$out')
-        synstat = ' restat = 1\n'
-        syndesc = ' description = Generating symbol file $out.\n'
-        outfile.write(symrule)
-        outfile.write(symcmd)
-        outfile.write(synstat)
-        outfile.write(syndesc)
-        outfile.write('\n')
-
-    def generate_java_compile_rule(self, compiler, outfile):
-        rule = 'rule %s_COMPILER\n' % compiler.get_language()
-        invoc = ' '.join([ninja_quote(i) for i in compiler.get_exelist()])
-        command = ' command = %s $ARGS $in\n' % invoc
-        description = ' description = Compiling Java object $in.\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_cs_compile_rule(self, compiler, outfile):
-        rule = 'rule %s_COMPILER\n' % compiler.get_language()
-        invoc = ' '.join([ninja_quote(i) for i in compiler.get_exelist()])
-        command = ' command = %s $ARGS $in\n' % invoc
-        description = ' description = Compiling cs target $out.\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_vala_compile_rules(self, compiler, outfile):
-        rule = 'rule %s_COMPILER\n' % compiler.get_language()
-        invoc = ' '.join([ninja_quote(i) for i in compiler.get_exelist()])
-        command = ' command = %s $ARGS $in\n' % invoc
-        description = ' description = Compiling Vala source $in.\n'
-        restat = ' restat = 1\n' # ValaC does this always to take advantage of it.
-        depfile = ' depfile = $out.d\n'
-        depstyle = ' deps = gcc\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write(restat)
-        outfile.write(depfile)
-        outfile.write(depstyle)
-        outfile.write('\n')
-
-    def generate_rust_compile_rules(self, compiler, outfile):
-        rule = 'rule %s_COMPILER\n' % compiler.get_language()
-        invoc = ' '.join([ninja_quote(i) for i in compiler.get_exelist()])
-        command = ' command = %s $ARGS $in\n' % invoc
-        description = ' description = Compiling Rust source $in.\n'
-        depfile = ' depfile = $targetdep\n'
-
-        depstyle = ' deps = gcc\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write(depfile)
-        outfile.write(depstyle)
-        outfile.write('\n')
-
-    def generate_swift_compile_rules(self, compiler, outfile):
-        rule = 'rule %s_COMPILER\n' % compiler.get_language()
-        full_exe = [sys.executable,
-                    os.path.join(self.environment.get_script_dir(), 'dirchanger.py'),
-                    '$RUNDIR'] + compiler.get_exelist()
-        invoc = ' '.join([ninja_quote(i) for i in full_exe])
-        command = ' command = %s $ARGS $in\n' % invoc
-        description = ' description = Compiling Swift source $in.\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_fortran_dep_hack(self, outfile):
-        if mesonlib.is_windows():
-            cmd = 'cmd /C ""'
-        else:
-            cmd = 'true'
-        template = '''# Workaround for these issues:
-# https://groups.google.com/forum/#!topic/ninja-build/j-2RfBIOd_8
-# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47485
-rule FORTRAN_DEP_HACK
- command = %s
- description = Dep hack
- restat = 1
-
-'''
-        outfile.write(template % cmd)
-
-    def generate_compile_rule_for(self, langname, compiler, qstr, is_cross, outfile):
-        if langname == 'java':
-            if not is_cross:
-                self.generate_java_compile_rule(compiler, outfile)
-            return
-        if langname == 'cs':
-            if not is_cross:
-                self.generate_cs_compile_rule(compiler, outfile)
-            return
-        if langname == 'vala':
-            if not is_cross:
-                self.generate_vala_compile_rules(compiler, outfile)
-            return
-        if langname == 'rust':
-            if not is_cross:
-                self.generate_rust_compile_rules(compiler, outfile)
-            return
-        if langname == 'swift':
-            if not is_cross:
-                self.generate_swift_compile_rules(compiler, outfile)
-            return
-        if langname == 'fortran':
-            self.generate_fortran_dep_hack(outfile)
-        if is_cross:
-            crstr = '_CROSS'
-        else:
-            crstr = ''
-        rule = 'rule %s%s_COMPILER\n' % (langname, crstr)
-        depargs = compiler.get_dependency_gen_args('$out', '$DEPFILE')
-        quoted_depargs = []
-        for d in depargs:
-            if d != '$out' and d != '$in':
-                d = qstr % d
-            quoted_depargs.append(d)
-        cross_args = []
-        if is_cross:
-            try:
-                cross_args = self.environment.cross_info.config['properties'][langname + '_args']
-            except KeyError:
-                pass
-        if mesonlib.is_windows():
-            command_template = ''' command = %s @$out.rsp
- rspfile = $out.rsp
- rspfile_content = %s $ARGS %s %s %s $in
-'''
-        else:
-            command_template = ' command = %s %s $ARGS %s %s %s $in\n'
-        command = command_template % \
-            (' '.join(compiler.get_exelist()),\
-             ' '.join(cross_args),
-             ' '.join(quoted_depargs),\
-             ' '.join(compiler.get_output_args('$out')),\
-             ' '.join(compiler.get_compile_only_args()))
-        description = ' description = Compiling %s object $out\n' % langname
-        if compiler.get_id() == 'msvc':
-            deps = ' deps = msvc\n'
-        else:
-            deps = ' deps = gcc\n'
-            deps += ' depfile = $DEPFILE\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(deps)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_pch_rule_for(self, langname, compiler, qstr, is_cross, outfile):
-        if langname != 'c' and langname != 'cpp':
-            return
-        if is_cross:
-            crstr = '_CROSS'
-        else:
-            crstr = ''
-        rule = 'rule %s%s_PCH\n' % (langname, crstr)
-        depargs = compiler.get_dependency_gen_args('$out', '$DEPFILE')
-        cross_args = []
-        if is_cross:
-            try:
-                cross_args = self.environment.cross_info.config['properties'][langname + '_args']
-            except KeyError:
-                pass
-
-        quoted_depargs = []
-        for d in depargs:
-            if d != '$out' and d != '$in':
-                d = qstr % d
-            quoted_depargs.append(d)
-        if compiler.get_id() == 'msvc':
-            output = ''
-        else:
-            output = ' '.join(compiler.get_output_args('$out'))
-        command = " command = %s %s $ARGS %s %s %s $in\n" % \
-            (' '.join(compiler.get_exelist()),\
-             ' '.join(cross_args),\
-             ' '.join(quoted_depargs),\
-             output,\
-             ' '.join(compiler.get_compile_only_args()))
-        description = ' description = Precompiling header %s\n' % '$in'
-        if compiler.get_id() == 'msvc':
-            deps = ' deps = msvc\n'
-        else:
-            deps = ' deps = gcc\n'
-            deps += ' depfile = $DEPFILE\n'
-        outfile.write(rule)
-        outfile.write(command)
-        outfile.write(deps)
-        outfile.write(description)
-        outfile.write('\n')
-
-    def generate_compile_rules(self, outfile):
-        qstr = quote_char + "%s" + quote_char
-        for compiler in self.build.compilers:
-            langname = compiler.get_language()
-            self.generate_compile_rule_for(langname, compiler, qstr, False, outfile)
-            self.generate_pch_rule_for(langname, compiler, qstr, False, outfile)
-        if self.environment.is_cross_build():
-            # In case we are going a target-only build, make the native compilers
-            # masquerade as cross compilers.
-            if self.environment.cross_info.need_cross_compiler():
-                cclist = self.build.cross_compilers
-            else:
-                cclist = self.build.compilers
-            for compiler in cclist:
-                langname = compiler.get_language()
-                self.generate_compile_rule_for(langname, compiler, qstr, True, outfile)
-                self.generate_pch_rule_for(langname, compiler, qstr, True, outfile)
-        outfile.write('\n')
-
-    def replace_outputs(self, args, private_dir, output_list):
-        newargs = []
-        regex = re.compile('@OUTPUT(\d+)@')
-        for arg in args:
-            m = regex.search(arg)
-            while m is not None:
-                index = int(m.group(1))
-                src = '@OUTPUT%d@' % index
-                arg = arg.replace(src, os.path.join(private_dir, output_list[index]))
-                m = regex.search(arg)
-            newargs.append(arg)
-        return newargs
-
-    def generate_custom_generator_rules(self, target, outfile):
-        for genlist in target.get_generated_sources():
-            if isinstance(genlist, build.CustomTarget):
-                continue # Customtarget has already written its output rules
-            generator = genlist.get_generator()
-            exe = generator.get_exe()
-            exe_arr = self.exe_object_to_cmd_array(exe)
-            infilelist = genlist.get_infilelist()
-            outfilelist = genlist.get_outfilelist()
-            base_args = generator.get_arglist()
-            extra_dependencies = [os.path.join(self.build_to_src, i) for i in genlist.extra_depends]
-            for i in range(len(infilelist)):
-                if len(generator.outputs) == 1:
-                    sole_output = os.path.join(self.get_target_private_dir(target), outfilelist[i])
-                else:
-                    sole_output = ''
-                curfile = infilelist[i]
-                infilename = os.path.join(self.build_to_src, curfile)
-                outfiles = genlist.get_outputs_for(curfile)
-                outfiles = [os.path.join(self.get_target_private_dir(target), of) for of in outfiles]
-                args = [x.replace("@INPUT@", infilename).replace('@OUTPUT@', sole_output)\
-                        for x in base_args]
-                args = self.replace_outputs(args, self.get_target_private_dir(target), outfilelist)
-                # We have consumed output files, so drop them from the list of remaining outputs.
-                if sole_output == '':
-                    outfilelist = outfilelist[len(generator.outputs):]
-                relout = self.get_target_private_dir(target)
-                args = [x.replace("@SOURCE_DIR@", self.build_to_src).replace("@BUILD_DIR@", relout)
-                        for x in args]
-                final_args = []
-                for a in args:
-                    if a == '@EXTRA_ARGS@':
-                        final_args += genlist.get_extra_args()
-                    else:
-                        final_args.append(a)
-                cmdlist = exe_arr + final_args
-                elem = NinjaBuildElement(outfiles, 'CUSTOM_COMMAND', infilename)
-                if len(extra_dependencies) > 0:
-                    elem.add_dep(extra_dependencies)
-                elem.add_item('DESC', 'Generating $out')
-                if isinstance(exe, build.BuildTarget):
-                    elem.add_dep(self.get_target_filename(exe))
-                elem.add_item('COMMAND', cmdlist)
-                elem.write(outfile)
-                self.check_outputs(elem)
-
-    def scan_fortran_module_outputs(self, target):
-        compiler = None
-        for c in self.build.compilers:
-            if c.get_language() == 'fortran':
-                compiler = c
-                break
-        if compiler is None:
-            self.fortran_deps[target.get_basename()] = {}
-            return
-        modre = re.compile(r"\s*module\s+(\w+)", re.IGNORECASE)
-        module_files = {}
-        for s in target.get_sources():
-            # FIXME, does not work for generated Fortran sources,
-            # but those are really rare. I hope.
-            if not compiler.can_compile(s):
-                continue
-            for line in open(os.path.join(self.environment.get_source_dir(), s.subdir, s.fname)):
-                modmatch = modre.match(line)
-                if modmatch is not None:
-                    modname = modmatch.group(1)
-                    if modname.lower() == 'procedure': # MODULE PROCEDURE construct
-                        continue
-                    if modname in module_files:
-                        raise InvalidArguments('Namespace collision: module %s defined in two files %s and %s.' %
-                                               (modname, module_files[modname], s))
-                    module_files[modname] = s
-        self.fortran_deps[target.get_basename()] = module_files
-
-    def get_fortran_deps(self, compiler, src, target):
-        mod_files = []
-        usere = re.compile(r"\s*use\s+(\w+)", re.IGNORECASE)
-        dirname = self.get_target_private_dir(target)
-        tdeps= self.fortran_deps[target.get_basename()]
-        for line in open(src):
-            usematch = usere.match(line)
-            if usematch is not None:
-                usename = usematch.group(1)
-                if usename not in tdeps:
-                    # The module is not provided by any source file. This is due to
-                    # a) missing file/typo/etc
-                    # b) using a module provided by the compiler, such as OpenMP
-                    # There's no easy way to tell which is which (that I know of)
-                    # so just ignore this and go on. Ideally we would print a
-                    # warning message to the user but this is a common occurrance,
-                    # which would lead to lots of distracting noise.
-                    continue
-                mod_source_file = tdeps[usename]
-                # Check if a source uses a module it exports itself.
-                # Potential bug if multiple targets have a file with
-                # the same name.
-                if mod_source_file.fname == os.path.split(src)[1]:
-                    continue
-                mod_name = compiler.module_name_to_filename(usematch.group(1))
-                mod_files.append(os.path.join(dirname, mod_name))
-        return mod_files
-
-    def generate_single_compile(self, target, outfile, src, is_generated=False, header_deps=[], order_deps=[]):
-        if(isinstance(src, str) and src.endswith('.h')):
-            raise RuntimeError('Fug')
-        if isinstance(src, RawFilename) and src.fname.endswith('.h'):
-            raise RuntimeError('Fug')
-        extra_orderdeps = []
-        compiler = self.get_compiler_for_source(src)
-        commands = self.generate_basic_compiler_args(target, compiler)
-        commands += compiler.get_include_args(self.get_target_private_dir(target), False)
-        curdir = target.get_subdir()
-        tmppath = os.path.normpath(os.path.join(self.build_to_src, curdir))
-        commands += compiler.get_include_args(tmppath, False)
-        if curdir ==  '':
-            curdir = '.'
-        commands += compiler.get_include_args(curdir, False)
-        for d in target.external_deps:
-            if d.need_threads():
-                commands += compiler.thread_flags()
-                break
-        if isinstance(src, RawFilename):
-            rel_src = src.fname
-        elif is_generated:
-            if self.has_dir_part(src):
-                rel_src = src
-            else:
-                rel_src = os.path.join(self.get_target_private_dir(target), src)
-                abs_src = os.path.join(self.environment.get_source_dir(), rel_src)
-        else:
-            if isinstance(src, File):
-                rel_src = src.rel_to_builddir(self.build_to_src)
-            else:
-                raise build.InvalidArguments('Invalid source type.')
-            abs_src = os.path.join(self.environment.get_build_dir(), rel_src)
-        if isinstance(src, RawFilename):
-            src_filename = src.fname
-        elif isinstance(src, File):
-            src_filename = src.fname
-        elif os.path.isabs(src):
-            src_filename = os.path.basename(src)
-        else:
-            src_filename = src
-        obj_basename = src_filename.replace('/', '_').replace('\\', '_')
-        rel_obj = os.path.join(self.get_target_private_dir(target), obj_basename)
-        rel_obj += '.' + self.environment.get_object_suffix()
-        dep_file = compiler.depfile_for_object(rel_obj)
-        if self.environment.coredata.get_builtin_option('use_pch'):
-            pchlist = target.get_pch(compiler.language)
-        else:
-            pchlist = []
-        if len(pchlist) == 0:
-            pch_dep = []
-        else:
-            arr = []
-            i = os.path.join(self.get_target_private_dir(target), compiler.get_pch_name(pchlist[0]))
-            arr.append(i)
-            pch_dep = arr
-        for i in target.get_include_dirs():
-            basedir = i.get_curdir()
-            for d in i.get_incdirs():
-                expdir =  os.path.join(basedir, d)
-                srctreedir = os.path.join(self.build_to_src, expdir)
-                bargs = compiler.get_include_args(expdir, i.is_system)
-                sargs = compiler.get_include_args(srctreedir, i.is_system)
-                commands += bargs
-                commands += sargs
-            for d in i.get_extra_build_dirs():
-                commands += compiler.get_include_args(d, i.is_system)
-        custom_target_include_dirs = []
-        for i in target.generated:
-            if isinstance(i, build.CustomTarget):
-                idir = self.get_target_dir(i)
-                if idir not in custom_target_include_dirs:
-                    custom_target_include_dirs.append(idir)
-        for i in custom_target_include_dirs:
-            commands+= compiler.get_include_args(i, False)
-        if self.environment.coredata.get_builtin_option('use_pch'):
-            commands += self.get_pch_include_args(compiler, target)
-        crstr = ''
-        if target.is_cross:
-            crstr = '_CROSS'
-        compiler_name = '%s%s_COMPILER' % (compiler.get_language(), crstr)
-        extra_deps = []
-        if compiler.get_language() == 'fortran':
-            extra_deps += self.get_fortran_deps(compiler, abs_src, target)
-            # Dependency hack. Remove once multiple outputs in Ninja is fixed:
-            # https://groups.google.com/forum/#!topic/ninja-build/j-2RfBIOd_8
-            for modname, srcfile in self.fortran_deps[target.get_basename()].items():
-                modfile = os.path.join(self.get_target_private_dir(target),
-                                       compiler.module_name_to_filename(modname))
-                if srcfile == src:
-                    depelem = NinjaBuildElement(modfile, 'FORTRAN_DEP_HACK', rel_obj)
-                    depelem.write(outfile)
-                    self.check_outputs(depelem)
-            commands += compiler.get_module_outdir_args(self.get_target_private_dir(target))
-
-        element = NinjaBuildElement(rel_obj, compiler_name, rel_src)
-        for d in header_deps:
-            if isinstance(d, RawFilename):
-                d = d.fname
-            elif not self.has_dir_part(d):
-                d = os.path.join(self.get_target_private_dir(target), d)
-            element.add_dep(d)
-        for d in extra_deps:
-            element.add_dep(d)
-        for d in order_deps:
-            if isinstance(d, RawFilename):
-                d = d.fname
-            elif not self.has_dir_part(d):
-                d = os.path.join(self.get_target_private_dir(target), d)
-            element.add_orderdep(d)
-        element.add_orderdep(pch_dep)
-        element.add_orderdep(extra_orderdeps)
-        for i in self.get_fortran_orderdeps(target, compiler):
-            element.add_orderdep(i)
-        element.add_item('DEPFILE', dep_file)
-        element.add_item('ARGS', commands)
-        element.write(outfile)
-        self.check_outputs(element)
-        return rel_obj
-
-    def has_dir_part(self, fname):
-        return '/' in fname or '\\' in fname
-
-    # Fortran is a bit weird (again). When you link against a library, just compiling a source file
-    # requires the mod files that are output when single files are built. To do this right we would need to
-    # scan all inputs and write out explicit deps for each file. That is stoo slow and too much effort so
-    # instead just have an ordered dependendy on the library. This ensures all required mod files are created.
-    # The real deps are then detected via dep file generation from the compiler. This breaks on compilers that
-    # produce incorrect dep files but such is life.
-    def get_fortran_orderdeps(self, target, compiler):
-        if compiler.language != 'fortran':
-            return []
-        return [os.path.join(self.get_target_dir(lt), lt.get_filename()) for lt in target.link_targets]
-
-    def generate_msvc_pch_command(self, target, compiler, pch):
-        if len(pch) != 2:
-            raise RuntimeError('MSVC requires one header and one source to produce precompiled headers.')
-        header = pch[0]
-        source = pch[1]
-        pchname = compiler.get_pch_name(header)
-        dst = os.path.join(self.get_target_private_dir(target), pchname)
-
-        commands = []
-        commands += self.generate_basic_compiler_args(target, compiler)
-        just_name = os.path.split(header)[1]
-        (objname, pch_args) = compiler.gen_pch_args(just_name, source, dst)
-        commands += pch_args
-        dep = dst + '.' + compiler.get_depfile_suffix()
-        return (commands, dep, dst, [objname])
-
-    def generate_gcc_pch_command(self, target, compiler, pch):
-        commands = []
-        commands += self.generate_basic_compiler_args(target, compiler)
-        dst = os.path.join(self.get_target_private_dir(target),
-                           os.path.split(pch)[-1] + '.' + compiler.get_pch_suffix())
-        dep = dst + '.' + compiler.get_depfile_suffix()
-        return (commands, dep, dst, []) # Gcc does not create an object file during pch generation.
-
-    def generate_pch(self, target, outfile):
-        cstr = ''
-        pch_objects = []
-        if target.is_cross:
-            cstr = '_CROSS'
-        for lang in ['c', 'cpp']:
-            pch = target.get_pch(lang)
-            if len(pch) == 0:
-                continue
-            if '/' not in pch[0] or '/' not in pch[-1]:
-                raise build.InvalidArguments('Precompiled header of "%s" must not be in the same directory as source, please put it in a subdirectory.' % target.get_basename())
-            compiler = self.get_compiler_for_lang(lang)
-            if compiler.id == 'msvc':
-                src = os.path.join(self.build_to_src, target.get_source_subdir(), pch[-1])
-                (commands, dep, dst, objs) = self.generate_msvc_pch_command(target, compiler, pch)
-                extradep = os.path.join(self.build_to_src, target.get_source_subdir(), pch[0])
-            else:
-                src = os.path.join(self.build_to_src, target.get_source_subdir(), pch[0])
-                (commands, dep, dst, objs) = self.generate_gcc_pch_command(target, compiler, pch[0])
-                extradep = None
-            pch_objects += objs
-            rulename = compiler.get_language() + cstr + '_PCH'
-            elem = NinjaBuildElement(dst, rulename, src)
-            if extradep is not None:
-                elem.add_dep(extradep)
-            elem.add_item('ARGS', commands)
-            elem.add_item('DEPFILE', dep)
-            elem.write(outfile)
-            self.check_outputs(elem)
-        return pch_objects
-
-    def generate_shsym(self, outfile, target):
-        target_name = self.get_target_filename(target)
-        targetdir = self.get_target_private_dir(target)
-        symname = os.path.join(targetdir, target_name + '.symbols')
-        elem = NinjaBuildElement(symname, 'SHSYM', target_name)
-        if self.environment.is_cross_build() and self.environment.cross_info.need_cross_compiler():
-            elem.add_item('CROSS', '--cross-host=' + self.environment.cross_info.config['host_machine']['system'])
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-    def generate_link(self, target, outfile, outname, obj_list, linker, extra_args=[]):
-        if isinstance(target, build.StaticLibrary):
-            linker_base = 'STATIC'
-        else:
-            linker_base = linker.get_language() # Fixme.
-        if isinstance(target, build.SharedLibrary):
-            self.generate_shsym(outfile, target)
-        crstr = ''
-        if target.is_cross:
-            crstr = '_CROSS'
-        linker_rule = linker_base + crstr + '_LINKER'
-        abspath = os.path.join(self.environment.get_build_dir(), target.subdir)
-        commands = []
-        commands += linker.get_linker_always_args()
-        commands += linker.get_buildtype_linker_args(self.environment.coredata.get_builtin_option('buildtype'))
-        commands += linker.get_option_link_args(self.environment.coredata.compiler_options)
-        if not(isinstance(target, build.StaticLibrary)):
-            commands += self.environment.coredata.external_link_args[linker.get_language()]
-        if isinstance(target, build.Executable):
-            commands += linker.get_std_exe_link_args()
-        elif isinstance(target, build.SharedLibrary):
-            commands += linker.get_std_shared_lib_link_args()
-            commands += linker.get_pic_args()
-            if hasattr(target, 'soversion'):
-                soversion = target.soversion
-            else:
-                soversion = None
-            commands += linker.get_soname_args(target.name, abspath, soversion)
-        elif isinstance(target, build.StaticLibrary):
-            commands += linker.get_std_link_args()
-        else:
-            raise RuntimeError('Unknown build target type.')
-        # Link arguments of static libraries are not put in the command line of
-        # the library. They are instead appended to the command line where
-        # the static library is used.
-        if linker_base == 'STATIC':
-            dependencies = []
-        else:
-            dependencies = target.get_dependencies()
-        commands += self.build_target_link_arguments(linker, dependencies)
-        for d in target.external_deps:
-            if d.need_threads():
-                commands += linker.thread_link_flags()
-        if not isinstance(target, build.StaticLibrary):
-            commands += target.link_args
-        # External deps must be last because target link libraries may depend on them.
-        if not(isinstance(target, build.StaticLibrary)):
-            for dep in target.get_external_deps():
-                commands += dep.get_link_args()
-            for d in target.get_dependencies():
-                if isinstance(d, build.StaticLibrary):
-                    for dep in d.get_external_deps():
-                        commands += dep.get_link_args()
-        commands += linker.build_rpath_args(self.environment.get_build_dir(),\
-                                            self.determine_rpath_dirs(target), target.install_rpath)
-        if self.environment.coredata.get_builtin_option('coverage'):
-            commands += linker.get_coverage_link_args()
-        custom_target_libraries = self.get_custom_target_provided_libraries(target)
-        commands += extra_args
-        commands += custom_target_libraries
-        commands = linker.unixtype_flags_to_native(commands)
-        dep_targets = [self.get_dependency_filename(t) for t in dependencies]
-        dep_targets += [os.path.join(self.environment.source_dir,
-                                     target.subdir, t) for t in target.link_depends]
-        elem = NinjaBuildElement(outname, linker_rule, obj_list)
-        elem.add_dep(dep_targets + custom_target_libraries)
-        elem.add_item('LINK_ARGS', commands)
-        self.check_outputs(elem)
-        return elem
-
-    def get_custom_target_provided_libraries(self, target):
-        libs = []
-        for t in target.get_generated_sources():
-            if not isinstance(t, build.CustomTarget):
-                continue
-            for f in t.output:
-                if self.environment.is_library(f):
-                    libs.append(os.path.join(self.get_target_dir(t), f))
-        return libs
-
-    def determine_rpath_dirs(self, target):
-        link_deps = target.get_all_link_deps()
-        result = []
-        for ld in link_deps:
-            prospective = self.get_target_dir(ld)
-            if not prospective in result:
-                result.append(prospective)
-        return result
-
-    def get_dependency_filename(self, t):
-        if isinstance(t, build.SharedLibrary):
-            return os.path.join(self.get_target_private_dir(t), self.get_target_filename(t) + '.symbols')
-        return self.get_target_filename(t)
-
-    def generate_shlib_aliases(self, target, outdir):
-        basename = target.get_filename()
-        aliases = target.get_aliaslist()
-        if not mesonlib.is_windows():
-            for alias in aliases:
-                aliasfile = os.path.join(self.environment.get_build_dir(), outdir, alias)
-                try:
-                    os.remove(aliasfile)
-                except Exception:
-                    pass
-                os.symlink(basename, aliasfile)
-        else:
-            mlog.debug("Library versioning disabled because host does not support symlinks.")
-
-    def generate_gcov_clean(self, outfile):
-            gcno_elem = NinjaBuildElement('clean-gcno', 'CUSTOM_COMMAND', 'PHONY')
-            script_root = self.environment.get_script_dir()
-            clean_script = os.path.join(script_root, 'delwithsuffix.py')
-            gcno_elem.add_item('COMMAND', [sys.executable, clean_script, '.', 'gcno'])
-            gcno_elem.add_item('description', 'Deleting gcno files')
-            gcno_elem.write(outfile)
-            self.check_outputs(gcno_elem)
-
-            gcda_elem = NinjaBuildElement('clean-gcda', 'CUSTOM_COMMAND', 'PHONY')
-            script_root = self.environment.get_script_dir()
-            clean_script = os.path.join(script_root, 'delwithsuffix.py')
-            gcda_elem.add_item('COMMAND', [sys.executable, clean_script, '.', 'gcda'])
-            gcda_elem.add_item('description', 'Deleting gcda files')
-            gcda_elem.write(outfile)
-            self.check_outputs(gcda_elem)
-
-    def is_compilable_file(self, filename):
-        if filename.endswith('.cpp') or\
-        filename.endswith('.c') or\
-        filename.endswith('.cxx') or\
-        filename.endswith('.cc') or\
-        filename.endswith('.C'):
-            return True
-        return False
-
-    def process_dep_gens(self, outfile, target):
-        src_deps = []
-        other_deps = []
-        for rule in self.dep_rules.values():
-            srcs = target.get_original_kwargs().get(rule.src_keyword, [])
-            if isinstance(srcs, str):
-                srcs = [srcs]
-            for src in srcs:
-                plainname = os.path.split(src)[1]
-                basename = plainname.split('.')[0]
-                outname = rule.name_templ.replace('@BASENAME@', basename).replace('@PLAINNAME@', plainname)
-                outfilename = os.path.join(self.get_target_private_dir(target), outname)
-                infilename = os.path.join(self.build_to_src, target.get_source_subdir(), src)
-                elem = NinjaBuildElement(outfilename, rule.name, infilename)
-                elem.write(outfile)
-                self.check_outputs(elem)
-                if self.is_compilable_file(outfilename):
-                    src_deps.append(outfilename)
-                else:
-                    other_deps.append(outfilename)
-        return (src_deps, other_deps)
-
-    def generate_ending(self, outfile):
-        targetlist = [self.get_target_filename(t) for t in self.build.get_targets().values()\
-                      if not isinstance(t, build.RunTarget)]
-
-        elem = NinjaBuildElement('all', 'phony', targetlist)
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-        default = 'default all\n\n'
-        outfile.write(default)
-
-        ninja_command = environment.detect_ninja()
-        if ninja_command is None:
-            raise MesonException('Could not detect ninja command')
-        elem = NinjaBuildElement('clean', 'CUSTOM_COMMAND', 'PHONY')
-        elem.add_item('COMMAND', [ninja_command, '-t', 'clean'])
-        elem.add_item('description', 'Cleaning')
-        if self.environment.coredata.get_builtin_option('coverage'):
-            self.generate_gcov_clean(outfile)
-            elem.add_dep('clean-gcda')
-            elem.add_dep('clean-gcno')
-        elem.write(outfile)
-        self.check_outputs(elem)
-
-        deps = self.get_regen_filelist()
-        elem = NinjaBuildElement('build.ninja', 'REGENERATE_BUILD', deps)
-        elem.add_item('pool', 'console')
-        elem.write(outfile)
-
-        elem = NinjaBuildElement(deps, 'phony', '')
-        elem.write(outfile)
-        self.check_outputs(elem)