C++ Environment::resolve方法代码示例

std::vector<std::string> Tool::InterfaceBuilderCommon::
DeploymentTargetArguments(pbxsetting::Environment const &environment)
{
    return {
        "--minimum-deployment-target",
        environment.resolve(environment.resolve("DEPLOYMENT_TARGET_SETTING_NAME")),
    };
}

static void
AppendNotUsedInPrecompsFlags(std::vector<std::string> *args, pbxsetting::Environment const &environment)
{
    std::vector<std::string> preprocessorDefinitions = pbxsetting::Type::ParseList(environment.resolve("GCC_PREPROCESSOR_DEFINITIONS_NOT_USED_IN_PRECOMPS"));
    Tool::CompilerCommon::AppendCompoundFlags(args, "-D", true, preprocessorDefinitions);

    std::vector<std::string> otherFlags = pbxsetting::Type::ParseList(environment.resolve("GCC_OTHER_CFLAGS_NOT_USED_IN_PRECOMPS"));
    args->insert(args->end(), otherFlags.begin(), otherFlags.end());
}

static std::vector<std::string>
ResolveArchitectures(pbxsetting::Environment const &environment)
{
    std::vector<std::string> archsVector = pbxsetting::Type::ParseList(environment.resolve("ARCHS"));
    std::set<std::string> archs = std::set<std::string>(archsVector.begin(), archsVector.end());
    std::vector<std::string> validArchsVector = pbxsetting::Type::ParseList(environment.resolve("VALID_ARCHS"));
    std::set<std::string> validArchs = std::set<std::string>(validArchsVector.begin(), validArchsVector.end());

    std::vector<std::string> architectures;
    std::set_intersection(archs.begin(), archs.end(), validArchs.begin(), validArchs.end(), std::back_inserter(architectures));
    return architectures;
}

static void
AddOptionArgumentValues(std::vector<std::string> *arguments, pbxsetting::Environment const &environment, std::string const &workingDirectory, std::vector<pbxsetting::Value> const &args, pbxspec::PBX::PropertyOption::shared_ptr const &option)
{
    if ((option->type() == "StringList" || option->type() == "stringlist") ||
        (option->type() == "PathList" || option->type() == "pathlist")) {
        std::vector<std::string> values = pbxsetting::Type::ParseList(environment.resolve(option->name()));
        if (option->flattenRecursiveSearchPathsInValue()) {
            values = Tool::SearchPaths::ExpandRecursive(values, environment, workingDirectory);
        }

        for (std::string const &value : values) {
            AddOptionArgumentValue(arguments, environment, args, value);
        }
    } else {
        std::string value = environment.resolve(option->name());
        AddOptionArgumentValue(arguments, environment, args, value);
    }
}

static void
AppendPaths(std::vector<std::string> *args, pbxsetting::Environment const &environment, std::string const &workingDirectory, std::vector<std::string> const &paths)
{
    Filesystem const *filesystem = Filesystem::GetDefaultUNSAFE();

    for (std::string path : paths) {
        // TODO(grp): Is this the right place to insert the SDKROOT? Should all path lists have this, or just *_SEARCH_PATHS?
        std::string const system = "/System";
        std::string const usr    = "/usr";
        if ((path.size() >= system.size() && path.compare(0, system.size(), system) == 0) ||
            (path.size() >=    usr.size() && path.compare(0,    usr.size(),    usr) == 0)) {
            std::string sdkPath = FSUtil::NormalizePath(environment.resolve("SDKROOT") + path);

            // TODO(grp): Testing if the directory exists seems fragile.
            if (filesystem->type(sdkPath) == Filesystem::Type::Directory) {
                path = sdkPath;
            }
        }

        std::string recursive = "**";
        if (path.size() >= recursive.size() && path.substr(path.size() - recursive.size()) == recursive) {
            std::string root = path.substr(0, path.size() - recursive.size());
            args->push_back(root);

            std::string absoluteRoot = FSUtil::ResolveRelativePath(root, workingDirectory);
            filesystem->readDirectory(absoluteRoot, true, [&](std::string const &relative) -> bool {
                // TODO(grp): Use build settings for included and excluded recursive paths.
                // Included: INCLUDED_RECURSIVE_SEARCH_PATH_SUBDIRECTORIES
                // Excluded: EXCLUDED_RECURSIVE_SEARCH_PATH_SUBDIRECTORIES
                // Follow: RECURSIVE_SEARCH_PATHS_FOLLOW_SYMLINKS

                std::string absolute = absoluteRoot + "/" + relative;
                if (filesystem->type(absolute) == Filesystem::Type::Directory) {
                    args->push_back(root + "/" + relative);
                }
                return true;
            });
        } else {
            args->push_back(path);
        }
    }
}

Tool::SearchPaths Tool::SearchPaths::
Create(pbxsetting::Environment const &environment, std::string const &workingDirectory)
{
    std::vector<std::string> headerSearchPaths;
    AppendPaths(&headerSearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("PRODUCT_TYPE_HEADER_SEARCH_PATHS")));
    AppendPaths(&headerSearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("HEADER_SEARCH_PATHS")));

    std::vector<std::string> userHeaderSearchPaths;
    AppendPaths(&userHeaderSearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("USER_HEADER_SEARCH_PATHS")));

    std::vector<std::string> frameworkSearchPaths;
    AppendPaths(&frameworkSearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("FRAMEWORK_SEARCH_PATHS")));
    AppendPaths(&frameworkSearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("PRODUCT_TYPE_FRAMEWORK_SEARCH_PATHS")));

    std::vector<std::string> librarySearchPaths;
    AppendPaths(&librarySearchPaths, environment, workingDirectory, pbxsetting::Type::ParseList(environment.resolve("LIBRARY_SEARCH_PATHS")));

    return Tool::SearchPaths(headerSearchPaths, userHeaderSearchPaths, frameworkSearchPaths, librarySearchPaths);
}

Tool::OptionsResult Tool::OptionsResult::
Create(
    pbxsetting::Environment const &environment,
    std::string const &workingDirectory,
    std::vector<pbxspec::PBX::PropertyOption::shared_ptr> const &options,
    pbxspec::PBX::FileType::shared_ptr const &fileType,
    std::unordered_set<std::string> const &deletedSettings)
{
    std::vector<std::string> arguments;
    std::unordered_map<std::string, std::string> environmentVariables;
    std::vector<std::string> linkerArgs;

    std::string architecture = environment.resolve("arch");

    for (pbxspec::PBX::PropertyOption::shared_ptr const &option : options) {
        if (deletedSettings.find(option->name()) != deletedSettings.end()) {
            continue;
        }

        if (option->condition() && !EvaluateCondition(*option->condition(), environment)) {
            continue;
        }
        if (option->commandLineCondition() && !EvaluateCondition(*option->commandLineCondition(), environment)) {
            continue;
        }

        if (option->architectures() && std::find(option->architectures()->begin(), option->architectures()->end(), architecture) == option->architectures()->end()) {
            continue;
        }

        if (option->fileTypes() && fileType != nullptr && std::find(option->fileTypes()->begin(), option->fileTypes()->end(), fileType->identifier()) == option->fileTypes()->end()) {
            continue;
        }

        // TODO(grp): Use PropertyOption::conditionFlavors().
        std::string value = environment.resolve(option->name());

        if (option->type() == "Boolean" || option->type() == "bool") {
            bool booleanValue = pbxsetting::Type::ParseBoolean(value);
            ext::optional<pbxsetting::Value> const &flag = (booleanValue ? option->commandLineFlag() : option->commandLineFlagIfFalse());

            if (flag) {
                /* Boolean flags don't get the flag value after, since that would be just YES or NO. */
                arguments.push_back(environment.expand(*flag));
            }
        } else {
            if (!value.empty()) {
                if (option->commandLineFlag()) {
                    pbxsetting::Value const &flag = *option->commandLineFlag();

                    /* Pass both the command line flag and the option value itself. */
                    std::vector<pbxsetting::Value> values = { flag, pbxsetting::Value::Variable("value") };
                    AddOptionArgumentValues(&arguments, environment, workingDirectory, values, option);
                }
            }
        }

        AddOptionValuesArguments(&arguments, environment, workingDirectory, plist::CastTo<plist::Array>(option->values()), value, option);
        AddOptionValuesArguments(&arguments, environment, workingDirectory, plist::CastTo<plist::Array>(option->allowedValues()), value, option);

        if (!value.empty()) {
            /* Pass the prefix then the option value in the same argument. */
            if (option->commandLinePrefixFlag()) {
                pbxsetting::Value const &prefix = *option->commandLinePrefixFlag();
                pbxsetting::Value prefixValue = prefix + pbxsetting::Value::Variable("value");
                AddOptionArgumentValues(&arguments, environment, workingDirectory, { prefixValue }, option);
            }
        }

        AddOptionArgsArguments(&arguments, environment, workingDirectory, option->commandLineArgs(), value, option);
        AddOptionArgsArguments(&linkerArgs, environment, workingDirectory, option->additionalLinkerArgs(), value, option);

        if (option->setValueInEnvironmentVariable()) {
            std::string const &variable = environment.expand(*option->setValueInEnvironmentVariable());
            environmentVariables.insert({ variable, value });
        }

        // TODO(grp): Use PropertyOption::conditionFlavors().
        // TODO(grp): Use PropertyOption::isCommand{Input,Output}().
        // TODO(grp): Use PropertyOption::isInputDependency(), PropertyOption::outputDependencies().
        // TODO(grp): Use PropertyOption::outputsAreSourceFiles().
    }

    return Tool::OptionsResult(arguments, environmentVariables, linkerArgs);
}

void Tool::ClangResolver::
resolveSource(
    Tool::Context *toolContext,
    pbxsetting::Environment const &environment,
    Phase::File const &input,
    std::string const &outputDirectory) const
{
    Tool::HeadermapInfo const &headermapInfo = toolContext->headermapInfo();

    std::string resolvedOutputDirectory;
    if (_compiler->outputDir()) {
        resolvedOutputDirectory = environment.expand(*_compiler->outputDir());
    } else {
        resolvedOutputDirectory = outputDirectory;
    }

    std::string outputExtension = _compiler->outputFileExtension().value_or("o");

    std::string outputBaseName = FSUtil::GetBaseNameWithoutExtension(input.path());
    if (!input.fileNameDisambiguator().empty()) {
        outputBaseName = input.fileNameDisambiguator();
    }
    std::string output = resolvedOutputDirectory + "/" + outputBaseName + "." + outputExtension;

    pbxspec::PBX::FileType::shared_ptr const &fileType = input.fileType();
    std::vector<std::string> const &inputArguments = input.buildFile()->compilerFlags();

    pbxspec::PBX::Tool::shared_ptr tool = std::static_pointer_cast <pbxspec::PBX::Tool> (_compiler);
    Tool::Environment toolEnvironment = Tool::Environment::Create(tool, environment, toolContext->workingDirectory(), { input }, { output });
    pbxsetting::Environment const &env = toolEnvironment.environment();

    Tool::OptionsResult options = Tool::OptionsResult::Create(toolEnvironment, toolContext->workingDirectory(), fileType);
    Tool::Tokens::ToolExpansions tokens = Tool::Tokens::ExpandTool(toolEnvironment, options);

    std::vector<std::string> inputDependencies;
    inputDependencies.insert(inputDependencies.end(), headermapInfo.systemHeadermapFiles().begin(), headermapInfo.systemHeadermapFiles().end());
    inputDependencies.insert(inputDependencies.end(), headermapInfo.userHeadermapFiles().begin(), headermapInfo.userHeadermapFiles().end());

    std::vector<std::string> arguments;
    AppendDialectFlags(&arguments, fileType->GCCDialectName());
    size_t dialectOffset = arguments.size();

    arguments.insert(arguments.end(), tokens.arguments().begin(), tokens.arguments().end());
    Tool::CompilerCommon::AppendIncludePathFlags(&arguments, env, toolContext->searchPaths(), headermapInfo);
    AppendFrameworkPathFlags(&arguments, env, toolContext->searchPaths());
    AppendCustomFlags(&arguments, env, fileType->GCCDialectName());

    bool precompilePrefixHeader = pbxsetting::Type::ParseBoolean(env.resolve("GCC_PRECOMPILE_PREFIX_HEADER"));
    std::string prefixHeader = env.resolve("GCC_PREFIX_HEADER");
    std::shared_ptr<Tool::PrecompiledHeaderInfo> precompiledHeaderInfo = nullptr;

    if (!prefixHeader.empty()) {
        std::string prefixHeaderFile = FSUtil::ResolveRelativePath(prefixHeader, toolContext->workingDirectory());

        if (precompilePrefixHeader) {
            std::vector<std::string> precompiledHeaderArguments;
            AppendDialectFlags(&precompiledHeaderArguments, fileType->GCCDialectName(), "-header");
            precompiledHeaderArguments.insert(precompiledHeaderArguments.end(), arguments.begin() + dialectOffset, arguments.end());
            // Added below, but need to have here in case it affects the precompiled header (as it often does).
            precompiledHeaderArguments.insert(precompiledHeaderArguments.end(), inputArguments.begin(), inputArguments.end());

            precompiledHeaderInfo = std::make_shared<Tool::PrecompiledHeaderInfo>(PrecompiledHeaderInfo::Create(_compiler, prefixHeaderFile, fileType, precompiledHeaderArguments));
            AppendPrefixHeaderFlags(&arguments, env.expand(precompiledHeaderInfo->logicalOutputPath()));
            inputDependencies.push_back(env.expand(precompiledHeaderInfo->compileOutputPath()));
        } else {
            AppendPrefixHeaderFlags(&arguments, prefixHeaderFile);
            inputDependencies.push_back(prefixHeaderFile);
        }
    }

    AppendNotUsedInPrecompsFlags(&arguments, env);
    // After all of the configurable settings, so they can override.
    arguments.insert(arguments.end(), inputArguments.begin(), inputArguments.end());
    AppendDependencyInfoFlags(&arguments, _compiler, env);
    AppendInputOutputFlags(&arguments, _compiler, input.path(), output);

    std::string logMessage = CompileLogMessage(_compiler, "CompileC", input.path(), fileType, output, env, toolContext->workingDirectory());

    std::vector<Tool::Invocation::DependencyInfo> dependencyInfo;
    if (_compiler->dependencyInfoFile()) {
        dependencyInfo.push_back(Tool::Invocation::DependencyInfo(
            dependency::DependencyInfoFormat::Makefile,
            env.expand(*_compiler->dependencyInfoFile())));
    }

    Tool::Invocation invocation;
    invocation.executable() = Tool::Invocation::Executable::Determine(tokens.executable(), toolContext->executablePaths());
    invocation.arguments() = arguments;
    invocation.environment() = options.environment();
    invocation.workingDirectory() = toolContext->workingDirectory();
    invocation.inputs() = toolEnvironment.inputs(toolContext->workingDirectory());
    invocation.outputs() = toolEnvironment.outputs(toolContext->workingDirectory());
    invocation.inputDependencies() = inputDependencies;
    invocation.dependencyInfo() = dependencyInfo;
    invocation.logMessage() = logMessage;

    /* Add the compilation invocation to the context. */
    toolContext->invocations().push_back(invocation);
    auto variantArchitectureKey = std::make_pair(environment.resolve("variant"), environment.resolve("arch"));
    toolContext->variantArchitectureInvocations()[variantArchitectureKey].push_back(invocation);
//.........这里部分代码省略.........

static void
AddBuildEnvironment(plist::Dictionary *root, pbxsetting::Environment const &environment)
{
    root->set("DTCompiler", plist::String::New(environment.resolve("DEFAULT_COMPILER")));
    root->set("DTXcode", plist::String::New(environment.resolve("XCODE_VERSION_ACTUAL")));
    root->set("DTXcodeBuild", plist::String::New(environment.resolve("XCODE_PRODUCT_BUILD_VERSION")));
    root->set("BuildMachineOSBuild", plist::String::New(environment.resolve("MAC_OS_X_PRODUCT_BUILD_VERSION")));

    root->set("DTPlatformName", plist::String::New(environment.resolve("PLATFORM_NAME")));
    root->set("DTPlatformBuild", plist::String::New(environment.resolve("PLATFORM_PRODUCT_BUILD_VERSION")));
    root->set("DTPlatformVersion", plist::String::New("")); // TODO(grp): Not available through build settings.

    root->set("DTSDKName", plist::String::New(environment.resolve("SDK_NAME")));
    root->set("DTSDKBuild", plist::String::New(environment.resolve("SDK_PRODUCT_BUILD_VERSION")));

    root->set("MinimumOSVersion", plist::String::New(environment.resolve(environment.resolve("DEPLOYMENT_TARGET_SETTING_NAME"))));

    std::string targetedDeviceFamily = environment.resolve("TARGETED_DEVICE_FAMILY");
    if (!targetedDeviceFamily.empty()) {
        std::unique_ptr<plist::Array> deviceFamily = plist::Array::New();

        std::string::size_type off = 0;
        do {
            std::string::size_type noff = targetedDeviceFamily.find(',', off);
            std::string entry = (noff == std::string::npos ? targetedDeviceFamily.substr(off) : targetedDeviceFamily.substr(off, noff));

            if (!entry.empty()) {
                int value = pbxsetting::Type::ParseInteger(entry);
                deviceFamily->append(plist::Integer::New(value));
            }

            off = noff;
        } while ((off != std::string::npos) && (off++ < targetedDeviceFamily.size()));

        std::unique_ptr<plist::Object> deviceFamilyObject = std::unique_ptr<plist::Object>(deviceFamily.release());
        root->set("UIDeviceFamily", std::move(deviceFamilyObject));
    }
}