Examples with PosixNmSymbolNameTool com.facebook.buck.cxx.PosixNmSymbolNameTool used on opensource projects

Example 1 with PosixNmSymbolNameTool

use of com.facebook.buck.cxx.PosixNmSymbolNameTool in project buck by facebook.

the class AppleCxxPlatforms method buildWithExecutableChecker.

@VisibleForTesting
static AppleCxxPlatform buildWithExecutableChecker(ProjectFilesystem filesystem, AppleSdk targetSdk, String minVersion, String targetArchitecture, final AppleSdkPaths sdkPaths, BuckConfig buckConfig, AppleConfig appleConfig, ExecutableFinder executableFinder, Optional<ProcessExecutor> processExecutor, Optional<AppleToolchain> swiftToolChain) {
    AppleCxxPlatform.Builder platformBuilder = AppleCxxPlatform.builder();
    ImmutableList.Builder<Path> toolSearchPathsBuilder = ImmutableList.builder();
    // Search for tools from most specific to least specific.
    toolSearchPathsBuilder.add(sdkPaths.getSdkPath().resolve(USR_BIN)).add(sdkPaths.getSdkPath().resolve("Developer").resolve(USR_BIN)).add(sdkPaths.getPlatformPath().resolve("Developer").resolve(USR_BIN));
    for (Path toolchainPath : sdkPaths.getToolchainPaths()) {
        toolSearchPathsBuilder.add(toolchainPath.resolve(USR_BIN));
    }
    if (sdkPaths.getDeveloperPath().isPresent()) {
        toolSearchPathsBuilder.add(sdkPaths.getDeveloperPath().get().resolve(USR_BIN));
        toolSearchPathsBuilder.add(sdkPaths.getDeveloperPath().get().resolve("Tools"));
    }
    // TODO(bhamiltoncx): Add more and better cflags.
    ImmutableList.Builder<String> cflagsBuilder = ImmutableList.builder();
    cflagsBuilder.add("-isysroot", sdkPaths.getSdkPath().toString());
    cflagsBuilder.add("-iquote", filesystem.getRootPath().toString());
    cflagsBuilder.add("-arch", targetArchitecture);
    cflagsBuilder.add(targetSdk.getApplePlatform().getMinVersionFlagPrefix() + minVersion);
    if (targetSdk.getApplePlatform().equals(ApplePlatform.WATCHOS)) {
        cflagsBuilder.add("-fembed-bitcode");
    }
    ImmutableList.Builder<String> ldflagsBuilder = ImmutableList.builder();
    ldflagsBuilder.addAll(Linkers.iXlinker("-sdk_version", targetSdk.getVersion(), "-ObjC"));
    if (targetSdk.getApplePlatform().equals(ApplePlatform.WATCHOS)) {
        ldflagsBuilder.addAll(Linkers.iXlinker("-bitcode_verify", "-bitcode_hide_symbols", "-bitcode_symbol_map"));
    }
    // Populate Xcode version keys from Xcode's own Info.plist if available.
    Optional<String> xcodeBuildVersion = Optional.empty();
    Optional<Path> developerPath = sdkPaths.getDeveloperPath();
    if (developerPath.isPresent()) {
        Path xcodeBundlePath = developerPath.get().getParent();
        if (xcodeBundlePath != null) {
            File xcodeInfoPlistPath = xcodeBundlePath.resolve("Info.plist").toFile();
            try {
                NSDictionary parsedXcodeInfoPlist = (NSDictionary) PropertyListParser.parse(xcodeInfoPlistPath);
                NSObject xcodeVersionObject = parsedXcodeInfoPlist.objectForKey("DTXcode");
                if (xcodeVersionObject != null) {
                    Optional<String> xcodeVersion = Optional.of(xcodeVersionObject.toString());
                    platformBuilder.setXcodeVersion(xcodeVersion);
                }
            } catch (IOException e) {
                LOG.warn("Error reading Xcode's info plist %s; ignoring Xcode versions", xcodeInfoPlistPath);
            } catch (PropertyListFormatException | ParseException | ParserConfigurationException | SAXException e) {
                LOG.warn("Error in parsing %s; ignoring Xcode versions", xcodeInfoPlistPath);
            }
        }
        // different than the build number in the Info.plist, sigh.
        if (processExecutor.isPresent()) {
            xcodeBuildVersion = appleConfig.getXcodeBuildVersionSupplier(developerPath.get(), processExecutor.get()).get();
            platformBuilder.setXcodeBuildVersion(xcodeBuildVersion);
            LOG.debug("Xcode build version is: " + xcodeBuildVersion.orElse("<absent>"));
        }
    }
    ImmutableList.Builder<String> versions = ImmutableList.builder();
    versions.add(targetSdk.getVersion());
    ImmutableList<String> toolchainVersions = targetSdk.getToolchains().stream().map(AppleToolchain::getVersion).flatMap(Optionals::toStream).collect(MoreCollectors.toImmutableList());
    if (toolchainVersions.isEmpty()) {
        if (!xcodeBuildVersion.isPresent()) {
            throw new HumanReadableException("Failed to read toolchain versions and Xcode version.");
        }
        versions.add(xcodeBuildVersion.get());
    } else {
        versions.addAll(toolchainVersions);
    }
    String version = Joiner.on(':').join(versions.build());
    ImmutableList<Path> toolSearchPaths = toolSearchPathsBuilder.build();
    Tool clangPath = VersionedTool.of(getToolPath("clang", toolSearchPaths, executableFinder), "apple-clang", version);
    Tool clangXxPath = VersionedTool.of(getToolPath("clang++", toolSearchPaths, executableFinder), "apple-clang++", version);
    Tool ar = VersionedTool.of(getToolPath("ar", toolSearchPaths, executableFinder), "apple-ar", version);
    Tool ranlib = VersionedTool.builder().setPath(getToolPath("ranlib", toolSearchPaths, executableFinder)).setName("apple-ranlib").setVersion(version).build();
    Tool strip = VersionedTool.of(getToolPath("strip", toolSearchPaths, executableFinder), "apple-strip", version);
    Tool nm = VersionedTool.of(getToolPath("nm", toolSearchPaths, executableFinder), "apple-nm", version);
    Tool actool = VersionedTool.of(getToolPath("actool", toolSearchPaths, executableFinder), "apple-actool", version);
    Tool ibtool = VersionedTool.of(getToolPath("ibtool", toolSearchPaths, executableFinder), "apple-ibtool", version);
    Tool momc = VersionedTool.of(getToolPath("momc", toolSearchPaths, executableFinder), "apple-momc", version);
    Tool xctest = VersionedTool.of(getToolPath("xctest", toolSearchPaths, executableFinder), "apple-xctest", version);
    Tool dsymutil = VersionedTool.of(getToolPath("dsymutil", toolSearchPaths, executableFinder), "apple-dsymutil", version);
    Tool lipo = VersionedTool.of(getToolPath("lipo", toolSearchPaths, executableFinder), "apple-lipo", version);
    Tool lldb = VersionedTool.of(getToolPath("lldb", toolSearchPaths, executableFinder), "lldb", version);
    Optional<Path> stubBinaryPath = targetSdk.getApplePlatform().getStubBinaryPath().map(input -> sdkPaths.getSdkPath().resolve(input));
    CxxBuckConfig config = new CxxBuckConfig(buckConfig);
    UserFlavor targetFlavor = UserFlavor.of(Flavor.replaceInvalidCharacters(targetSdk.getName() + "-" + targetArchitecture), String.format("SDK: %s, architecture: %s", targetSdk.getName(), targetArchitecture));
    ImmutableBiMap.Builder<Path, Path> sanitizerPaths = ImmutableBiMap.builder();
    sanitizerPaths.put(sdkPaths.getSdkPath(), Paths.get("APPLE_SDKROOT"));
    sanitizerPaths.put(sdkPaths.getPlatformPath(), Paths.get("APPLE_PLATFORM_DIR"));
    if (sdkPaths.getDeveloperPath().isPresent()) {
        sanitizerPaths.put(sdkPaths.getDeveloperPath().get(), Paths.get("APPLE_DEVELOPER_DIR"));
    }
    DebugPathSanitizer compilerDebugPathSanitizer = new PrefixMapDebugPathSanitizer(config.getDebugPathSanitizerLimit(), File.separatorChar, Paths.get("."), sanitizerPaths.build(), filesystem.getRootPath().toAbsolutePath(), CxxToolProvider.Type.CLANG, filesystem);
    DebugPathSanitizer assemblerDebugPathSanitizer = new MungingDebugPathSanitizer(config.getDebugPathSanitizerLimit(), File.separatorChar, Paths.get("."), sanitizerPaths.build());
    ImmutableList<String> cflags = cflagsBuilder.build();
    ImmutableMap.Builder<String, String> macrosBuilder = ImmutableMap.builder();
    macrosBuilder.put("SDKROOT", sdkPaths.getSdkPath().toString());
    macrosBuilder.put("PLATFORM_DIR", sdkPaths.getPlatformPath().toString());
    macrosBuilder.put("CURRENT_ARCH", targetArchitecture);
    if (sdkPaths.getDeveloperPath().isPresent()) {
        macrosBuilder.put("DEVELOPER_DIR", sdkPaths.getDeveloperPath().get().toString());
    }
    ImmutableMap<String, String> macros = macrosBuilder.build();
    Optional<String> buildVersion = Optional.empty();
    Path platformVersionPlistPath = sdkPaths.getPlatformPath().resolve("version.plist");
    try (InputStream versionPlist = Files.newInputStream(platformVersionPlistPath)) {
        NSDictionary versionInfo = (NSDictionary) PropertyListParser.parse(versionPlist);
        if (versionInfo != null) {
            NSObject productBuildVersion = versionInfo.objectForKey("ProductBuildVersion");
            if (productBuildVersion != null) {
                buildVersion = Optional.of(productBuildVersion.toString());
            } else {
                LOG.warn("In %s, missing ProductBuildVersion. Build version will be unset for this platform.", platformVersionPlistPath);
            }
        } else {
            LOG.warn("Empty version plist in %s. Build version will be unset for this platform.", platformVersionPlistPath);
        }
    } catch (NoSuchFileException e) {
        LOG.warn("%s does not exist. Build version will be unset for this platform.", platformVersionPlistPath);
    } catch (PropertyListFormatException | SAXException | ParserConfigurationException | ParseException | IOException e) {
        // Some other error occurred, print the exception since it may contain error details.
        LOG.warn(e, "Failed to parse %s. Build version will be unset for this platform.", platformVersionPlistPath);
    }
    PreprocessorProvider aspp = new PreprocessorProvider(new ConstantToolProvider(clangPath), CxxToolProvider.Type.CLANG);
    CompilerProvider as = new CompilerProvider(new ConstantToolProvider(clangPath), CxxToolProvider.Type.CLANG);
    PreprocessorProvider cpp = new PreprocessorProvider(new ConstantToolProvider(clangPath), CxxToolProvider.Type.CLANG);
    CompilerProvider cc = new CompilerProvider(new ConstantToolProvider(clangPath), CxxToolProvider.Type.CLANG);
    PreprocessorProvider cxxpp = new PreprocessorProvider(new ConstantToolProvider(clangXxPath), CxxToolProvider.Type.CLANG);
    CompilerProvider cxx = new CompilerProvider(new ConstantToolProvider(clangXxPath), CxxToolProvider.Type.CLANG);
    ImmutableList.Builder<String> whitelistBuilder = ImmutableList.builder();
    whitelistBuilder.add("^" + Pattern.quote(sdkPaths.getSdkPath().toString()) + "\\/.*");
    whitelistBuilder.add("^" + Pattern.quote(sdkPaths.getPlatformPath().toString() + "/Developer/Library/Frameworks") + "\\/.*");
    for (Path toolchainPath : sdkPaths.getToolchainPaths()) {
        LOG.debug("Apple toolchain path: %s", toolchainPath);
        try {
            whitelistBuilder.add("^" + Pattern.quote(toolchainPath.toRealPath().toString()) + "\\/.*");
        } catch (IOException e) {
            LOG.warn(e, "Apple toolchain path could not be resolved: %s", toolchainPath);
        }
    }
    HeaderVerification headerVerification = config.getHeaderVerification().withPlatformWhitelist(whitelistBuilder.build());
    LOG.debug("Headers verification platform whitelist: %s", headerVerification.getPlatformWhitelist());
    CxxPlatform cxxPlatform = CxxPlatforms.build(targetFlavor, Platform.MACOS, config, as, aspp, cc, cxx, cpp, cxxpp, new DefaultLinkerProvider(LinkerProvider.Type.DARWIN, new ConstantToolProvider(clangXxPath)), ImmutableList.<String>builder().addAll(cflags).addAll(ldflagsBuilder.build()).build(), strip, new BsdArchiver(ar), ranlib, new PosixNmSymbolNameTool(nm), cflagsBuilder.build(), ImmutableList.of(), cflags, ImmutableList.of(), "dylib", "%s.dylib", "a", "o", compilerDebugPathSanitizer, assemblerDebugPathSanitizer, macros, Optional.empty(), headerVerification);
    ApplePlatform applePlatform = targetSdk.getApplePlatform();
    ImmutableList.Builder<Path> swiftOverrideSearchPathBuilder = ImmutableList.builder();
    AppleSdkPaths.Builder swiftSdkPathsBuilder = AppleSdkPaths.builder().from(sdkPaths);
    if (swiftToolChain.isPresent()) {
        swiftOverrideSearchPathBuilder.add(swiftToolChain.get().getPath().resolve(USR_BIN));
        swiftSdkPathsBuilder.setToolchainPaths(ImmutableList.of(swiftToolChain.get().getPath()));
    }
    Optional<SwiftPlatform> swiftPlatform = getSwiftPlatform(applePlatform.getName(), targetArchitecture + "-apple-" + applePlatform.getSwiftName().orElse(applePlatform.getName()) + minVersion, version, swiftSdkPathsBuilder.build(), swiftOverrideSearchPathBuilder.addAll(toolSearchPaths).build(), executableFinder);
    platformBuilder.setCxxPlatform(cxxPlatform).setSwiftPlatform(swiftPlatform).setAppleSdk(targetSdk).setAppleSdkPaths(sdkPaths).setMinVersion(minVersion).setBuildVersion(buildVersion).setActool(actool).setIbtool(ibtool).setMomc(momc).setCopySceneKitAssets(getOptionalTool("copySceneKitAssets", toolSearchPaths, executableFinder, version)).setXctest(xctest).setDsymutil(dsymutil).setLipo(lipo).setStubBinary(stubBinaryPath).setLldb(lldb).setCodesignAllocate(getOptionalTool("codesign_allocate", toolSearchPaths, executableFinder, version)).setCodesignProvider(appleConfig.getCodesignProvider());
    return platformBuilder.build();
}

Example 2 with PosixNmSymbolNameTool

use of com.facebook.buck.cxx.PosixNmSymbolNameTool in project buck by facebook.

the class NdkCxxPlatforms method build.

@VisibleForTesting
static NdkCxxPlatform build(CxxBuckConfig config, ProjectFilesystem filesystem, Flavor flavor, Platform platform, Path ndkRoot, NdkCxxPlatformTargetConfiguration targetConfiguration, CxxRuntime cxxRuntime, ExecutableFinder executableFinder, boolean strictToolchainPaths) {
    // Create a version string to use when generating rule keys via the NDK tools we'll generate
    // below.  This will be used in lieu of hashing the contents of the tools, so that builds from
    // different host platforms (which produce identical output) will share the cache with one
    // another.
    NdkCxxPlatformCompiler.Type compilerType = targetConfiguration.getCompiler().getType();
    String version = Joiner.on('-').join(ImmutableList.of(readVersion(ndkRoot), targetConfiguration.getToolchain(), targetConfiguration.getTargetAppPlatform(), compilerType, targetConfiguration.getCompiler().getVersion(), targetConfiguration.getCompiler().getGccVersion(), cxxRuntime));
    Host host = Preconditions.checkNotNull(BUILD_PLATFORMS.get(platform));
    NdkCxxToolchainPaths toolchainPaths = new NdkCxxToolchainPaths(filesystem, ndkRoot, targetConfiguration, host.toString(), cxxRuntime, strictToolchainPaths);
    // Sanitized paths will have magic placeholders for parts of the paths that
    // are machine/host-specific. See comments on ANDROID_NDK_ROOT and
    // BUILD_HOST_SUBST above.
    NdkCxxToolchainPaths sanitizedPaths = toolchainPaths.getSanitizedPaths();
    // Build up the map of paths that must be sanitized.
    ImmutableBiMap.Builder<Path, Path> sanitizePathsBuilder = ImmutableBiMap.builder();
    sanitizePathsBuilder.put(toolchainPaths.getNdkToolRoot(), sanitizedPaths.getNdkToolRoot());
    if (compilerType != NdkCxxPlatformCompiler.Type.GCC) {
        sanitizePathsBuilder.put(toolchainPaths.getNdkGccToolRoot(), sanitizedPaths.getNdkGccToolRoot());
    }
    sanitizePathsBuilder.put(ndkRoot, Paths.get(ANDROID_NDK_ROOT));
    CxxToolProvider.Type type = compilerType == NdkCxxPlatformCompiler.Type.CLANG ? CxxToolProvider.Type.CLANG : CxxToolProvider.Type.GCC;
    ToolProvider ccTool = new ConstantToolProvider(getCTool(toolchainPaths, compilerType.getCc(), version, executableFinder));
    ToolProvider cxxTool = new ConstantToolProvider(getCTool(toolchainPaths, compilerType.getCxx(), version, executableFinder));
    CompilerProvider cc = new CompilerProvider(ccTool, type);
    PreprocessorProvider cpp = new PreprocessorProvider(ccTool, type);
    CompilerProvider cxx = new CompilerProvider(cxxTool, type);
    PreprocessorProvider cxxpp = new PreprocessorProvider(cxxTool, type);
    CxxPlatform.Builder cxxPlatformBuilder = CxxPlatform.builder();
    ImmutableBiMap<Path, Path> sanitizePaths = sanitizePathsBuilder.build();
    PrefixMapDebugPathSanitizer compilerDebugPathSanitizer = new PrefixMapDebugPathSanitizer(config.getDebugPathSanitizerLimit(), File.separatorChar, Paths.get("."), sanitizePaths, filesystem.getRootPath().toAbsolutePath(), type, filesystem);
    MungingDebugPathSanitizer assemblerDebugPathSanitizer = new MungingDebugPathSanitizer(config.getDebugPathSanitizerLimit(), File.separatorChar, Paths.get("."), sanitizePaths);
    cxxPlatformBuilder.setFlavor(flavor).setAs(cc).addAllAsflags(getAsflags(targetConfiguration, toolchainPaths)).setAspp(cpp).setCc(cc).addAllCflags(getCflagsInternal(targetConfiguration, toolchainPaths)).setCpp(cpp).addAllCppflags(getCppflags(targetConfiguration, toolchainPaths)).setCxx(cxx).addAllCxxflags(getCxxflagsInternal(targetConfiguration, toolchainPaths)).setCxxpp(cxxpp).addAllCxxppflags(getCxxppflags(targetConfiguration, toolchainPaths)).setLd(new DefaultLinkerProvider(LinkerProvider.Type.GNU, new ConstantToolProvider(getCcLinkTool(targetConfiguration, toolchainPaths, compilerType.getCxx(), version, cxxRuntime, executableFinder)))).addAllLdflags(targetConfiguration.getLinkerFlags(compilerType)).addLdflags(// We use it to find symbols from arbitrary binaries.
    "-Wl,--build-id", // Enforce the NX (no execute) security feature
    "-Wl,-z,noexecstack", // Strip unused code
    "-Wl,--gc-sections", // Refuse to produce dynamic objects with undefined symbols
    "-Wl,-z,defs", // Forbid dangerous copy "relocations"
    "-Wl,-z,nocopyreloc", // means the resulting link will only use it if it was actually needed it.
    "-Wl,--as-needed").setStrip(getGccTool(toolchainPaths, "strip", version, executableFinder)).setSymbolNameTool(new PosixNmSymbolNameTool(getGccTool(toolchainPaths, "nm", version, executableFinder))).setAr(new GnuArchiver(getGccTool(toolchainPaths, "ar", version, executableFinder))).setRanlib(getGccTool(toolchainPaths, "ranlib", version, executableFinder)).setCompilerDebugPathSanitizer(compilerDebugPathSanitizer).setAssemblerDebugPathSanitizer(assemblerDebugPathSanitizer).setSharedLibraryExtension("so").setSharedLibraryVersionedExtensionFormat("so.%s").setStaticLibraryExtension("a").setObjectFileExtension("o").setSharedLibraryInterfaceFactory(config.shouldUseSharedLibraryInterfaces() ? Optional.of(ElfSharedLibraryInterfaceFactory.of(new ConstantToolProvider(getGccTool(toolchainPaths, "objcopy", version, executableFinder)))) : Optional.empty());
    // Add the NDK root path to the white-list so that headers from the NDK won't trigger the
    // verification warnings.  Ideally, long-term, we'd model NDK libs/headers via automatically
    // generated nodes/descriptions so that they wouldn't need to special case it here.
    HeaderVerification headerVerification = config.getHeaderVerification();
    try {
        headerVerification = headerVerification.withPlatformWhitelist(ImmutableList.of("^" + Pattern.quote(ndkRoot.toRealPath().toString() + File.separatorChar) + ".*"));
    } catch (IOException e) {
        LOG.warn(e, "NDK path could not be resolved: %s", ndkRoot);
    }
    cxxPlatformBuilder.setHeaderVerification(headerVerification);
    LOG.debug("NDK root: %s", ndkRoot.toString());
    LOG.debug("Headers verification platform whitelist: %s", headerVerification.getPlatformWhitelist());
    if (cxxRuntime != CxxRuntime.SYSTEM) {
        cxxPlatformBuilder.putRuntimeLdflags(Linker.LinkableDepType.SHARED, "-l" + cxxRuntime.getSharedName());
        cxxPlatformBuilder.putRuntimeLdflags(Linker.LinkableDepType.STATIC, "-l" + cxxRuntime.getStaticName());
    }
    CxxPlatform cxxPlatform = cxxPlatformBuilder.build();
    NdkCxxPlatform.Builder builder = NdkCxxPlatform.builder();
    builder.setCxxPlatform(cxxPlatform).setCxxRuntime(cxxRuntime).setObjdump(getGccTool(toolchainPaths, "objdump", version, executableFinder));
    if (cxxRuntime != CxxRuntime.SYSTEM) {
        builder.setCxxSharedRuntimePath(toolchainPaths.getCxxRuntimeLibsDirectory().resolve(cxxRuntime.getSoname()));
    }
    return builder.build();
}