Let cmake export determine which build/scripts are mandatory

1 files changed, 0 insertions, 867 deletions

diff --git a/build/scripts/go_tool.py b/build/scripts/go_tool.py
deleted file mode 100644
index 7c51e65a2e..0000000000
--- a/build/scripts/go_tool.py
+++ /dev/null
@@ -1,867 +0,0 @@
-from __future__ import absolute_import, unicode_literals
-import argparse
-import copy
-import json
-import os
-import re
-import shutil
-import subprocess
-import sys
-import tarfile
-import tempfile
-import threading
-import six
-from functools import reduce
-
-import process_command_files as pcf
-import process_whole_archive_option as pwa
-
-arc_project_prefix = 'a.yandex-team.ru/'
-std_lib_prefix = 'contrib/go/_std_1.18/src/'
-vendor_prefix = 'vendor/'
-vet_info_ext = '.vet.out'
-vet_report_ext = '.vet.txt'
-
-FIXED_CGO1_SUFFIX='.fixed.cgo1.go'
-
-COMPILE_OPTIMIZATION_FLAGS=('-N',)
-
-
-def get_trimpath_args(args):
-    return ['-trimpath', args.trimpath] if args.trimpath else []
-
-
-def preprocess_cgo1(src_path, dst_path, source_root):
-    with open(src_path, 'r') as f:
-        content = f.read()
-        content = content.replace('__ARCADIA_SOURCE_ROOT_PREFIX__', source_root)
-    with open(dst_path, 'w') as f:
-        f.write(content)
-
-
-def preprocess_args(args):
-    # Temporary work around for noauto
-    if args.cgo_srcs and len(args.cgo_srcs) > 0:
-        cgo_srcs_set = set(args.cgo_srcs)
-        args.srcs = [x for x in args.srcs if x not in cgo_srcs_set]
-
-    args.pkg_root = os.path.join(args.toolchain_root, 'pkg')
-    toolchain_tool_root = os.path.join(args.pkg_root, 'tool', '{}_{}'.format(args.host_os, args.host_arch))
-    args.go_compile = os.path.join(toolchain_tool_root, 'compile')
-    args.go_cgo = os.path.join(toolchain_tool_root, 'cgo')
-    args.go_link = os.path.join(toolchain_tool_root, 'link')
-    args.go_asm = os.path.join(toolchain_tool_root, 'asm')
-    args.go_pack = os.path.join(toolchain_tool_root, 'pack')
-    args.go_vet = os.path.join(toolchain_tool_root, 'vet') if args.vet is True else args.vet
-    args.output = os.path.normpath(args.output)
-    args.vet_report_output = vet_report_output_name(args.output, args.vet_report_ext)
-    args.trimpath = None
-    if args.debug_root_map:
-        roots = {'build': args.build_root, 'source': args.source_root, 'tools': args.tools_root}
-        replaces = []
-        for root in args.debug_root_map.split(';'):
-            src, dst = root.split('=', 1)
-            assert src in roots
-            replaces.append('{}=>{}'.format(roots[src], dst))
-            del roots[src]
-        assert len(replaces) > 0
-        args.trimpath = ';'.join(replaces)
-    args.build_root = os.path.normpath(args.build_root)
-    args.build_root_dir = args.build_root + os.path.sep
-    args.source_root = os.path.normpath(args.source_root)
-    args.source_root_dir = args.source_root + os.path.sep
-    args.output_root = os.path.normpath(args.output_root)
-    args.import_map = {}
-    args.module_map = {}
-    if args.cgo_peers:
-        args.cgo_peers = [x for x in args.cgo_peers if not x.endswith('.fake.pkg')]
-
-    srcs = []
-    for f in args.srcs:
-        if f.endswith('.gosrc'):
-            with tarfile.open(f, 'r') as tar:
-                srcs.extend(os.path.join(args.output_root, src) for src in tar.getnames())
-                tar.extractall(path=args.output_root)
-        else:
-            srcs.append(f)
-    args.srcs = srcs
-
-    assert args.mode == 'test' or args.test_srcs is None and args.xtest_srcs is None
-    # add lexical oreder by basename for go sources
-    args.srcs.sort(key=lambda x: os.path.basename(x))
-    if args.test_srcs:
-        args.srcs += sorted(args.test_srcs, key=lambda x: os.path.basename(x))
-        del args.test_srcs
-    if args.xtest_srcs:
-        args.xtest_srcs.sort(key=lambda x: os.path.basename(x))
-
-    # compute root relative module dir path
-    assert args.output is None or args.output_root == os.path.dirname(args.output)
-    assert args.output_root.startswith(args.build_root_dir)
-    args.module_path = args.output_root[len(args.build_root_dir):]
-    args.source_module_dir = os.path.join(args.source_root, args.test_import_path or args.module_path) + os.path.sep
-    assert len(args.module_path) > 0
-    args.import_path, args.is_std = get_import_path(args.module_path)
-
-    assert args.asmhdr is None or args.word == 'go'
-
-    srcs = []
-    for f in args.srcs:
-        if f.endswith(FIXED_CGO1_SUFFIX) and f.startswith(args.build_root_dir):
-            path = os.path.join(args.output_root, '{}.cgo1.go'.format(os.path.basename(f[:-len(FIXED_CGO1_SUFFIX)])))
-            srcs.append(path)
-            preprocess_cgo1(f, path, args.source_root)
-        else:
-            srcs.append(f)
-    args.srcs = srcs
-
-    if args.extldflags:
-        args.extldflags = pwa.ProcessWholeArchiveOption(args.targ_os).construct_cmd(args.extldflags)
-
-    classify_srcs(args.srcs, args)
-
-
-def compare_versions(version1, version2):
-    def last_index(version):
-        index = version.find('beta')
-        return len(version) if index < 0 else index
-
-    v1 = tuple(x.zfill(8) for x in version1[:last_index(version1)].split('.'))
-    v2 = tuple(x.zfill(8) for x in version2[:last_index(version2)].split('.'))
-    if v1 == v2:
-        return 0
-    return 1 if v1 < v2 else -1
-
-
-def get_symlink_or_copyfile():
-    os_symlink = getattr(os, 'symlink', None)
-    if os_symlink is None or os.name == 'nt':
-        os_symlink = shutil.copyfile
-    return os_symlink
-
-
-def copy_args(args):
-    return copy.copy(args)
-
-
-def get_vendor_index(import_path):
-    index = import_path.rfind('/' + vendor_prefix)
-    if index < 0:
-        index = 0 if import_path.startswith(vendor_prefix) else index
-    else:
-        index = index + 1
-    return index
-
-
-def get_import_path(module_path):
-    assert len(module_path) > 0
-    import_path = module_path.replace('\\', '/')
-    is_std_module = import_path.startswith(std_lib_prefix)
-    if is_std_module:
-        import_path = import_path[len(std_lib_prefix):]
-    elif import_path.startswith(vendor_prefix):
-        import_path = import_path[len(vendor_prefix):]
-    else:
-        import_path = arc_project_prefix + import_path
-    assert len(import_path) > 0
-    return import_path, is_std_module
-
-
-def call(cmd, cwd, env=None):
-    # sys.stderr.write('{}\n'.format(' '.join(cmd)))
-    return subprocess.check_output(cmd, stdin=None, stderr=subprocess.STDOUT, cwd=cwd, env=env, text=True)
-
-
-def classify_srcs(srcs, args):
-    args.go_srcs = [x for x in srcs if x.endswith('.go')]
-    args.asm_srcs = [x for x in srcs if x.endswith('.s')]
-    args.objects = [x for x in srcs if x.endswith('.o') or x.endswith('.obj')]
-    args.symabis = [x for x in srcs if x.endswith('.symabis')]
-    args.sysos = [x for x in srcs if x.endswith('.syso')]
-
-
-def get_import_config_info(peers, gen_importmap, import_map={}, module_map={}):
-    info = {'importmap': [], 'packagefile': [], 'standard': {}}
-    if gen_importmap:
-        for key, value in six.iteritems(import_map):
-            info['importmap'].append((key, value))
-    for peer in peers:
-        peer_import_path, is_std = get_import_path(os.path.dirname(peer))
-        if gen_importmap:
-            index = get_vendor_index(peer_import_path)
-            if index >= 0:
-                index += len(vendor_prefix)
-                info['importmap'].append((peer_import_path[index:], peer_import_path))
-        info['packagefile'].append((peer_import_path, os.path.join(args.build_root, peer)))
-        if is_std:
-            info['standard'][peer_import_path] = True
-    for key, value in six.iteritems(module_map):
-        info['packagefile'].append((key, value))
-    return info
-
-
-def create_import_config(peers, gen_importmap, import_map={}, module_map={}):
-    lines = []
-    info = get_import_config_info(peers, gen_importmap, import_map, module_map)
-    for key in ('importmap', 'packagefile'):
-        for item in info[key]:
-            lines.append('{} {}={}'.format(key, *item))
-    if len(lines) > 0:
-        lines.append('')
-        content = '\n'.join(lines)
-        # sys.stderr.writelines('{}\n'.format(l) for l in lines)
-        with tempfile.NamedTemporaryFile(delete=False) as f:
-            f.write(content.encode('UTF-8'))
-            return f.name
-    return None
-
-
-def create_embed_config(args):
-    data = {
-        'Patterns': {},
-        'Files': {},
-    }
-    for info in args.embed:
-        pattern = info[0]
-        if pattern.endswith('/**/*'):
-            pattern = pattern[:-3]
-        files = {os.path.relpath(f, args.source_module_dir).replace('\\', '/'): f for f in info[1:]}
-        data['Patterns'][pattern] = list(files.keys())
-        data['Files'].update(files)
-    # sys.stderr.write('{}\n'.format(json.dumps(data, indent=4)))
-    with tempfile.NamedTemporaryFile(delete=False, suffix='.embedcfg') as f:
-        f.write(json.dumps(data).encode('UTF-8'))
-        return f.name
-
-
-def vet_info_output_name(path, ext=None):
-    return '{}{}'.format(path, ext or vet_info_ext)
-
-
-def vet_report_output_name(path, ext=None):
-    return '{}{}'.format(path, ext or vet_report_ext)
-
-
-def get_source_path(args):
-    return args.test_import_path or args.module_path
-
-
-def gen_vet_info(args):
-    import_path = args.real_import_path if hasattr(args, 'real_import_path') else args.import_path
-    info = get_import_config_info(args.peers, True, args.import_map, args.module_map)
-
-    import_map = dict(info['importmap'])
-    # FIXME(snermolaev): it seems that adding import map for 'fake' package
-    #                    does't make any harm (it needs to be revised later)
-    import_map['unsafe'] = 'unsafe'
-
-    for (key, _) in info['packagefile']:
-        if key not in import_map:
-            import_map[key] = key
-
-    data = {
-        'ID': import_path,
-        'Compiler': 'gc',
-        'Dir': os.path.join(args.source_root, get_source_path(args)),
-        'ImportPath': import_path,
-        'GoFiles': [x for x in args.go_srcs if x.endswith('.go')],
-        'NonGoFiles': [x for x in args.go_srcs if not x.endswith('.go')],
-        'ImportMap': import_map,
-        'PackageFile': dict(info['packagefile']),
-        'Standard': dict(info['standard']),
-        'PackageVetx': dict((key, vet_info_output_name(value)) for key, value in info['packagefile']),
-        'VetxOnly': False,
-        'VetxOutput': vet_info_output_name(args.output),
-        'SucceedOnTypecheckFailure': False
-    }
-    # sys.stderr.write('{}\n'.format(json.dumps(data, indent=4)))
-    return data
-
-
-def create_vet_config(args, info):
-    with tempfile.NamedTemporaryFile(delete=False, suffix='.cfg') as f:
-        f.write(json.dumps(info).encode('UTF-8'))
-        return f.name
-
-
-def decode_vet_report(json_report):
-    report = ''
-    if json_report:
-        try:
-            full_diags = json.JSONDecoder().decode(json_report.decode('UTF-8'))
-        except ValueError:
-            report = json_report
-        else:
-            messages = []
-            for _, module_diags in six.iteritems(full_diags):
-                for _, type_diags in six.iteritems(module_diags):
-                    for diag in type_diags:
-                        messages.append('{}: {}'.format(diag['posn'], json.dumps(diag['message'])))
-            report = '\n'.join(messages)
-
-    return report
-
-
-def dump_vet_report(args, report):
-    if report:
-        report = report.replace(args.build_root, '$B')
-        report = report.replace(args.source_root, '$S')
-    with open(args.vet_report_output, 'w') as f:
-        f.write(report)
-
-
-def read_vet_report(args):
-    assert args
-    report = ''
-    if os.path.exists(args.vet_report_output):
-        with open(args.vet_report_output, 'r') as f:
-            report += f.read()
-    return report
-
-
-def dump_vet_report_for_tests(args, *test_args_list):
-    dump_vet_report(args, reduce(lambda x, y: x + read_vet_report(y), [_f for _f in test_args_list if _f], ''))
-
-
-def do_vet(args):
-    assert args.vet
-    info = gen_vet_info(args)
-    vet_config = create_vet_config(args, info)
-    cmd = [args.go_vet, '-json']
-    if args.vet_flags:
-        cmd.extend(args.vet_flags)
-    cmd.append(vet_config)
-    # sys.stderr.write('>>>> [{}]\n'.format(' '.join(cmd)))
-    p_vet = subprocess.Popen(cmd, stdin=None, stderr=subprocess.PIPE, stdout=subprocess.PIPE, cwd=args.source_root)
-    vet_out, vet_err = p_vet.communicate()
-    report = decode_vet_report(vet_out) if vet_out else ''
-    dump_vet_report(args, report)
-    if p_vet.returncode:
-        raise subprocess.CalledProcessError(returncode=p_vet.returncode, cmd=cmd, output=vet_err)
-
-
-def _do_compile_go(args):
-    import_path, is_std_module = args.import_path, args.is_std
-    cmd = [
-        args.go_compile,
-        '-o',
-        args.output,
-        '-p',
-        import_path,
-        '-D',
-        '""',
-        '-goversion',
-        'go{}'.format(args.goversion)
-    ]
-    if args.lang:
-        cmd.append('-lang=go{}'.format(args.lang))
-    cmd.extend(get_trimpath_args(args))
-    compiling_runtime = False
-    if is_std_module:
-        cmd.append('-std')
-        if import_path in ('runtime', 'internal/abi', 'internal/bytealg', 'internal/cpu') or import_path.startswith('runtime/internal/'):
-            cmd.append('-+')
-            compiling_runtime = True
-    import_config_name = create_import_config(args.peers, True, args.import_map, args.module_map)
-    if import_config_name:
-        cmd += ['-importcfg', import_config_name]
-    else:
-        if import_path == 'unsafe' or len(args.objects) > 0 or args.asmhdr:
-            pass
-        else:
-            cmd.append('-complete')
-    # if compare_versions('1.16', args.goversion) >= 0:
-    if args.embed:
-        embed_config_name = create_embed_config(args)
-        cmd.extend(['-embedcfg', embed_config_name])
-    if args.asmhdr:
-        cmd += ['-asmhdr', args.asmhdr]
-    # Use .symabis (starting from 1.12 version)
-    if args.symabis:
-        cmd += ['-symabis'] + args.symabis
-    # If 1.12 <= version < 1.13 we have to pass -allabis for 'runtime' and 'runtime/internal/atomic'
-    # if compare_versions('1.13', args.goversion) >= 0:
-    #     pass
-    # elif import_path in ('runtime', 'runtime/internal/atomic'):
-    #     cmd.append('-allabis')
-    compile_workers = '4'
-    if args.compile_flags:
-        if compiling_runtime:
-            cmd.extend(x for x in args.compile_flags if x not in COMPILE_OPTIMIZATION_FLAGS)
-        else:
-            cmd.extend(args.compile_flags)
-        if any([x in ('-race', '-shared') for x in args.compile_flags]):
-            compile_workers = '1'
-    cmd += ['-pack', '-c={}'.format(compile_workers)]
-    cmd += args.go_srcs
-    call(cmd, args.build_root)
-
-
-class VetThread(threading.Thread):
-
-    def __init__(self, target, args):
-        super(VetThread, self).__init__(target=target, args=args)
-        self.exc_info = None
-
-    def run(self):
-        try:
-            super(VetThread, self).run()
-        except:
-            self.exc_info = sys.exc_info()
-
-    def join_with_exception(self, reraise_exception):
-        self.join()
-        if reraise_exception and self.exc_info:
-            six.reraise(self.exc_info[0], self.exc_info[1], self.exc_info[2])
-
-
-def do_compile_go(args):
-    raise_exception_from_vet = False
-    if args.vet:
-        run_vet = VetThread(target=do_vet, args=(args,))
-        run_vet.start()
-    try:
-        _do_compile_go(args)
-        raise_exception_from_vet = True
-    finally:
-        if args.vet:
-            run_vet.join_with_exception(raise_exception_from_vet)
-
-
-def do_compile_asm(args):
-    def need_compiling_runtime(import_path):
-        return import_path in ('runtime', 'reflect', 'syscall') or \
-            import_path.startswith('runtime/internal/') or \
-            compare_versions('1.17', args.goversion) >= 0 and import_path == 'internal/bytealg'
-
-    assert(len(args.srcs) == 1 and len(args.asm_srcs) == 1)
-    cmd = [args.go_asm]
-    cmd += get_trimpath_args(args)
-    cmd += ['-I', args.output_root, '-I', os.path.join(args.pkg_root, 'include')]
-    cmd += ['-D', 'GOOS_' + args.targ_os, '-D', 'GOARCH_' + args.targ_arch, '-o', args.output]
-
-    # if compare_versions('1.16', args.goversion) >= 0:
-    cmd += ['-p', args.import_path]
-    if need_compiling_runtime(args.import_path):
-        cmd += ['-compiling-runtime']
-
-    if args.asm_flags:
-        cmd += args.asm_flags
-    cmd += args.asm_srcs
-    call(cmd, args.build_root)
-
-
-def do_link_lib(args):
-    if len(args.asm_srcs) > 0:
-        asmargs = copy_args(args)
-        asmargs.asmhdr = os.path.join(asmargs.output_root, 'go_asm.h')
-        do_compile_go(asmargs)
-        for src in asmargs.asm_srcs:
-            asmargs.srcs = [src]
-            asmargs.asm_srcs = [src]
-            asmargs.output = os.path.join(asmargs.output_root, os.path.basename(src) + '.o')
-            do_compile_asm(asmargs)
-            args.objects.append(asmargs.output)
-    else:
-        do_compile_go(args)
-    if args.objects or args.sysos:
-        cmd = [args.go_pack, 'r', args.output] + args.objects + args.sysos
-        call(cmd, args.build_root)
-
-
-def do_link_exe(args):
-    assert args.extld is not None
-    assert args.non_local_peers is not None
-    compile_args = copy_args(args)
-    compile_args.output = os.path.join(args.output_root, 'main.a')
-    compile_args.real_import_path = compile_args.import_path
-    compile_args.import_path = 'main'
-
-    if args.vcs and os.path.isfile(compile_args.vcs):
-        build_info = os.path.join('library', 'go', 'core', 'buildinfo')
-        if any([x.startswith(build_info) for x in compile_args.peers]):
-            compile_args.go_srcs.append(compile_args.vcs)
-
-    do_link_lib(compile_args)
-    cmd = [args.go_link, '-o', args.output]
-    import_config_name = create_import_config(args.peers + args.non_local_peers, False, args.import_map, args.module_map)
-    if import_config_name:
-        cmd += ['-importcfg', import_config_name]
-    if args.link_flags:
-        cmd += args.link_flags
-
-    if args.mode in ('exe', 'test'):
-        cmd.append('-buildmode=exe')
-    elif args.mode == 'dll':
-        cmd.append('-buildmode=c-shared')
-    else:
-        assert False, 'Unexpected mode: {}'.format(args.mode)
-    cmd.append('-extld={}'.format(args.extld))
-
-    extldflags = []
-    if args.extldflags is not None:
-        filter_musl = bool
-        if args.musl:
-            cmd.append('-linkmode=external')
-            extldflags.append('-static')
-            filter_musl = lambda x: x not in ('-lc', '-ldl', '-lm', '-lpthread', '-lrt')
-        extldflags += [x for x in args.extldflags if filter_musl(x)]
-    cgo_peers = []
-    if args.cgo_peers is not None and len(args.cgo_peers) > 0:
-        is_group = args.targ_os == 'linux'
-        if is_group:
-            cgo_peers.append('-Wl,--start-group')
-        cgo_peers.extend(args.cgo_peers)
-        if is_group:
-            cgo_peers.append('-Wl,--end-group')
-    try:
-        index = extldflags.index('--cgo-peers')
-        extldflags = extldflags[:index] + cgo_peers + extldflags[index+1:]
-    except ValueError:
-        extldflags.extend(cgo_peers)
-    if len(extldflags) > 0:
-        cmd.append('-extldflags={}'.format(' '.join(extldflags)))
-    cmd.append(compile_args.output)
-    call(cmd, args.build_root)
-
-
-def gen_cover_info(args):
-    lines = []
-    lines.extend([
-        """
-var (
-    coverCounters = make(map[string][]uint32)
-    coverBlocks = make(map[string][]testing.CoverBlock)
-)
-        """,
-        'func init() {',
-    ])
-    for var, file in (x.split(':') for x in args.cover_info):
-        lines.append('    coverRegisterFile("{file}", _cover0.{var}.Count[:], _cover0.{var}.Pos[:], _cover0.{var}.NumStmt[:])'.format(file=file, var=var))
-    lines.extend([
-        '}',
-        """
-func coverRegisterFile(fileName string, counter []uint32, pos []uint32, numStmts []uint16) {
-    if 3*len(counter) != len(pos) || len(counter) != len(numStmts) {
-        panic("coverage: mismatched sizes")
-    }
-    if coverCounters[fileName] != nil {
-        // Already registered.
-        return
-    }
-    coverCounters[fileName] = counter
-    block := make([]testing.CoverBlock, len(counter))
-    for i := range counter {
-        block[i] = testing.CoverBlock{
-            Line0: pos[3*i+0],
-            Col0: uint16(pos[3*i+2]),
-            Line1: pos[3*i+1],
-            Col1: uint16(pos[3*i+2]>>16),
-            Stmts: numStmts[i],
-        }
-    }
-    coverBlocks[fileName] = block
-}
-        """,
-    ])
-    return lines
-
-
-def filter_out_skip_tests(tests, skip_tests):
-    skip_set = set()
-    star_skip_set = set()
-    for t in skip_tests:
-        work_set = star_skip_set if '*' in t else skip_set
-        work_set.add(t)
-
-    re_star_tests = None
-    if len(star_skip_set) > 0:
-        re_star_tests = re.compile(re.sub(r'(\*)+', r'.\1', '^({})$'.format('|'.join(star_skip_set))))
-
-    return [x for x in tests if not (x in skip_tests or re_star_tests and re_star_tests.match(x))]
-
-
-def gen_test_main(args, test_lib_args, xtest_lib_args):
-    assert args and (test_lib_args or xtest_lib_args)
-    test_miner = args.test_miner
-    test_module_path = test_lib_args.import_path if test_lib_args else xtest_lib_args.import_path
-    is_cover = args.cover_info and len(args.cover_info) > 0
-
-    # Prepare GOPATH
-    # $BINDIR
-    #    |- __go__
-    #        |- src
-    #        |- pkg
-    #            |- ${TARGET_OS}_${TARGET_ARCH}
-    go_path_root = os.path.join(args.output_root, '__go__')
-    test_src_dir = os.path.join(go_path_root, 'src')
-    target_os_arch = '_'.join([args.targ_os, args.targ_arch])
-    test_pkg_dir = os.path.join(go_path_root, 'pkg', target_os_arch, os.path.dirname(test_module_path))
-    os.makedirs(test_pkg_dir)
-
-    my_env = os.environ.copy()
-    my_env['GOROOT'] = ''
-    my_env['GOPATH'] = go_path_root
-    my_env['GOARCH'] = args.targ_arch
-    my_env['GOOS'] = args.targ_os
-
-    tests = []
-    xtests = []
-    os_symlink = get_symlink_or_copyfile()
-
-    # Get the list of "internal" tests
-    if test_lib_args:
-        os.makedirs(os.path.join(test_src_dir, test_module_path))
-        os_symlink(test_lib_args.output, os.path.join(test_pkg_dir, os.path.basename(test_module_path) + '.a'))
-        cmd = [test_miner, '-benchmarks', '-tests', test_module_path]
-        tests = [x for x in (call(cmd, test_lib_args.output_root, my_env) or '').strip().split('\n') if len(x) > 0]
-        if args.skip_tests:
-            tests = filter_out_skip_tests(tests, args.skip_tests)
-    test_main_found = '#TestMain' in tests
-
-    # Get the list of "external" tests
-    if xtest_lib_args:
-        xtest_module_path = xtest_lib_args.import_path
-        os.makedirs(os.path.join(test_src_dir, xtest_module_path))
-        os_symlink(xtest_lib_args.output, os.path.join(test_pkg_dir, os.path.basename(xtest_module_path) + '.a'))
-        cmd = [test_miner, '-benchmarks', '-tests', xtest_module_path]
-        xtests = [x for x in (call(cmd, xtest_lib_args.output_root, my_env) or '').strip().split('\n') if len(x) > 0]
-        if args.skip_tests:
-            xtests = filter_out_skip_tests(xtests, args.skip_tests)
-    xtest_main_found = '#TestMain' in xtests
-
-    test_main_package = None
-    if test_main_found and xtest_main_found:
-        assert False, 'multiple definition of TestMain'
-    elif test_main_found:
-        test_main_package = '_test'
-    elif xtest_main_found:
-        test_main_package = '_xtest'
-
-    shutil.rmtree(go_path_root)
-
-    lines = ['package main', '', 'import (']
-    if test_main_package is None:
-        lines.append('    "os"')
-    lines.extend(['    "testing"', '    "testing/internal/testdeps"'])
-
-    if len(tests) > 0:
-        lines.append('    _test "{}"'.format(test_module_path))
-    elif test_lib_args:
-        lines.append('    _ "{}"'.format(test_module_path))
-
-    if len(xtests) > 0:
-        lines.append('    _xtest "{}"'.format(xtest_module_path))
-    elif xtest_lib_args:
-        lines.append('    _ "{}"'.format(xtest_module_path))
-
-    if is_cover:
-        lines.append('    _cover0 "{}"'.format(test_module_path))
-    lines.extend([')', ''])
-
-    if compare_versions('1.18', args.goversion) < 0:
-        kinds = ['Test', 'Benchmark', 'Example']
-    else:
-        kinds = ['Test', 'Benchmark', 'FuzzTarget', 'Example']
-
-    var_names = []
-    for kind in kinds:
-        var_name = '{}s'.format(kind.lower())
-        var_names.append(var_name)
-        lines.append('var {} = []testing.Internal{}{{'.format(var_name, kind))
-        for test in [x for x in tests if x.startswith(kind)]:
-            lines.append('    {{"{test}", _test.{test}}},'.format(test=test))
-        for test in [x for x in xtests if x.startswith(kind)]:
-            lines.append('    {{"{test}", _xtest.{test}}},'.format(test=test))
-        lines.extend(['}', ''])
-
-    if is_cover:
-        lines.extend(gen_cover_info(args))
-
-    lines.append('func main() {')
-    if is_cover:
-        lines.extend([
-            '    testing.RegisterCover(testing.Cover{',
-            '        Mode: "set",',
-            '        Counters: coverCounters,',
-            '        Blocks: coverBlocks,',
-            '        CoveredPackages: "",',
-            '    })',
-        ])
-    lines.extend([
-        '    m := testing.MainStart(testdeps.TestDeps{{}}, {})'.format(', '.join(var_names)),
-        '',
-    ])
-
-    if test_main_package:
-        lines.append('    {}.TestMain(m)'.format(test_main_package))
-    else:
-        lines.append('    os.Exit(m.Run())')
-    lines.extend(['}', ''])
-
-    content = '\n'.join(lines)
-    # sys.stderr.write('{}\n'.format(content))
-    return content
-
-
-def do_link_test(args):
-    assert args.srcs or args.xtest_srcs
-    assert args.test_miner is not None
-
-    test_module_path = get_source_path(args)
-    test_import_path, _ = get_import_path(test_module_path)
-
-    test_lib_args = copy_args(args) if args.srcs else None
-    xtest_lib_args = copy_args(args) if args.xtest_srcs else None
-    if xtest_lib_args is not None:
-        xtest_lib_args.embed = args.embed_xtest if args.embed_xtest else None
-
-    ydx_file_name = None
-    xtest_ydx_file_name = None
-    need_append_ydx = test_lib_args and xtest_lib_args and args.ydx_file and args.vet_flags
-    if need_append_ydx:
-        def find_ydx_file_name(name, flags):
-            for i, elem in enumerate(flags):
-                if elem.endswith(name):
-                    return (i, elem)
-            assert False, 'Unreachable code'
-
-        idx, ydx_file_name = find_ydx_file_name(xtest_lib_args.ydx_file, xtest_lib_args.vet_flags)
-        xtest_ydx_file_name = '{}_xtest'.format(ydx_file_name)
-        xtest_lib_args.vet_flags = copy.copy(xtest_lib_args.vet_flags)
-        xtest_lib_args.vet_flags[idx] = xtest_ydx_file_name
-
-    if test_lib_args:
-        test_lib_args.output = os.path.join(args.output_root, 'test.a')
-        test_lib_args.vet_report_output = vet_report_output_name(test_lib_args.output)
-        test_lib_args.module_path = test_module_path
-        test_lib_args.import_path = test_import_path
-        do_link_lib(test_lib_args)
-
-    if xtest_lib_args:
-        xtest_lib_args.srcs = xtest_lib_args.xtest_srcs
-        classify_srcs(xtest_lib_args.srcs, xtest_lib_args)
-        xtest_lib_args.output = os.path.join(args.output_root, 'xtest.a')
-        xtest_lib_args.vet_report_output = vet_report_output_name(xtest_lib_args.output)
-        xtest_lib_args.module_path = test_module_path + '_test'
-        xtest_lib_args.import_path = test_import_path + '_test'
-        if test_lib_args:
-            xtest_lib_args.module_map[test_import_path] = test_lib_args.output
-        need_append_ydx = args.ydx_file and args.srcs and args.vet_flags
-        do_link_lib(xtest_lib_args)
-
-    if need_append_ydx:
-        with open(os.path.join(args.build_root, ydx_file_name), 'ab') as dst_file:
-            with open(os.path.join(args.build_root, xtest_ydx_file_name), 'rb') as src_file:
-                dst_file.write(src_file.read())
-
-    test_main_content = gen_test_main(args, test_lib_args, xtest_lib_args)
-    test_main_name = os.path.join(args.output_root, '_test_main.go')
-    with open(test_main_name, "w") as f:
-        f.write(test_main_content)
-    test_args = copy_args(args)
-    test_args.embed = None
-    test_args.srcs = [test_main_name]
-    if test_args.test_import_path is None:
-        # it seems that we can do it unconditionally, but this kind
-        # of mangling doesn't really looks good to me and we leave it
-        # for pure GO_TEST module
-        test_args.module_path = test_args.module_path + '___test_main__'
-        test_args.import_path = test_args.import_path + '___test_main__'
-    classify_srcs(test_args.srcs, test_args)
-    if test_lib_args:
-        test_args.module_map[test_lib_args.import_path] = test_lib_args.output
-    if xtest_lib_args:
-        test_args.module_map[xtest_lib_args.import_path] = xtest_lib_args.output
-
-    if args.vet:
-        dump_vet_report_for_tests(test_args, test_lib_args, xtest_lib_args)
-    test_args.vet = False
-
-    do_link_exe(test_args)
-
-
-if __name__ == '__main__':
-    args = pcf.get_args(sys.argv[1:])
-
-    parser = argparse.ArgumentParser(prefix_chars='+')
-    parser.add_argument('++mode', choices=['dll', 'exe', 'lib', 'test'], required=True)
-    parser.add_argument('++srcs', nargs='*', required=True)
-    parser.add_argument('++cgo-srcs', nargs='*')
-    parser.add_argument('++test_srcs', nargs='*')
-    parser.add_argument('++xtest_srcs', nargs='*')
-    parser.add_argument('++cover_info', nargs='*')
-    parser.add_argument('++output', nargs='?', default=None)
-    parser.add_argument('++source-root', default=None)
-    parser.add_argument('++build-root', required=True)
-    parser.add_argument('++tools-root', default=None)
-    parser.add_argument('++output-root', required=True)
-    parser.add_argument('++toolchain-root', required=True)
-    parser.add_argument('++host-os', choices=['linux', 'darwin', 'windows'], required=True)
-    parser.add_argument('++host-arch', choices=['amd64', 'arm64'], required=True)
-    parser.add_argument('++targ-os', choices=['linux', 'darwin', 'windows'], required=True)
-    parser.add_argument('++targ-arch', choices=['amd64', 'x86', 'arm64'], required=True)
-    parser.add_argument('++peers', nargs='*')
-    parser.add_argument('++non-local-peers', nargs='*')
-    parser.add_argument('++cgo-peers', nargs='*')
-    parser.add_argument('++asmhdr', nargs='?', default=None)
-    parser.add_argument('++test-import-path', nargs='?')
-    parser.add_argument('++test-miner', nargs='?')
-    parser.add_argument('++arc-project-prefix', nargs='?', default=arc_project_prefix)
-    parser.add_argument('++std-lib-prefix', nargs='?', default=std_lib_prefix)
-    parser.add_argument('++vendor-prefix', nargs='?', default=vendor_prefix)
-    parser.add_argument('++extld', nargs='?', default=None)
-    parser.add_argument('++extldflags', nargs='+', default=None)
-    parser.add_argument('++goversion', required=True)
-    parser.add_argument('++lang', nargs='?', default=None)
-    parser.add_argument('++asm-flags', nargs='*')
-    parser.add_argument('++compile-flags', nargs='*')
-    parser.add_argument('++link-flags', nargs='*')
-    parser.add_argument('++vcs', nargs='?', default=None)
-    parser.add_argument('++vet', nargs='?', const=True, default=False)
-    parser.add_argument('++vet-flags', nargs='*', default=None)
-    parser.add_argument('++vet-info-ext', default=vet_info_ext)
-    parser.add_argument('++vet-report-ext', default=vet_report_ext)
-    parser.add_argument('++musl', action='store_true')
-    parser.add_argument('++skip-tests', nargs='*', default=None)
-    parser.add_argument('++ydx-file', default='')
-    parser.add_argument('++debug-root-map', default=None)
-    parser.add_argument('++embed', action='append', nargs='*')
-    parser.add_argument('++embed_xtest', action='append', nargs='*')
-    args = parser.parse_args(args)
-
-    arc_project_prefix = args.arc_project_prefix
-    std_lib_prefix = args.std_lib_prefix
-    vendor_prefix = args.vendor_prefix
-    vet_info_ext = args.vet_info_ext
-    vet_report_ext = args.vet_report_ext
-
-    preprocess_args(args)
-
-    try:
-        os.unlink(args.output)
-    except OSError:
-        pass
-
-    # We are going to support only 'lib', 'exe' and 'cgo' build modes currently
-    # and as a result we are going to generate only one build node per module
-    # (or program)
-    dispatch = {
-        'exe': do_link_exe,
-        'dll': do_link_exe,
-        'lib': do_link_lib,
-        'test': do_link_test
-    }
-
-    exit_code = 1
-    try:
-        dispatch[args.mode](args)
-        exit_code = 0
-    except KeyError:
-        sys.stderr.write('Unknown build mode [{}]...\n'.format(args.mode))
-    except subprocess.CalledProcessError as e:
-        sys.stderr.write('{} returned non-zero exit code {}.\n{}\n'.format(' '.join(e.cmd), e.returncode, e.output))
-        exit_code = e.returncode
-    except Exception as e:
-        sys.stderr.write('Unhandled exception [{}]...\n'.format(str(e)))
-    sys.exit(exit_code)