Merge "Undo symlinked libc++fs" into rvc-dev am: a1482062ec am: 6a81001b94 (35428566) · Commits · e / os / android_hardware_interfaces

automotive/can/1.0/default/CanController.cpp

+13 −12

Original line number	Diff line number	Diff line
		@@ -23,7 +23,7 @@
		#include <android-base/logging.h>
		#include <android/hidl/manager/1.2/IServiceManager.h>

		#include <filesystem>
		#include <automotive/filesystem>
		#include <fstream>
		#include <regex>

		@@ -31,6 +31,7 @@ namespace android::hardware::automotive::can::V1_0::implementation {

		using IfId = ICanController::BusConfig::InterfaceId;
		using IfIdDisc = ICanController::BusConfig::InterfaceId::hidl_discriminator;
		namespace fs = android::hardware::automotive::filesystem;

		namespace fsErrors {
		static const std::error_code ok;
		@@ -42,10 +43,10 @@ static const std::error_code eacces(EACCES, std::generic_category());
		/* In the /sys/devices tree, there are files called "serial", which contain the serial numbers
		* for various devices. The exact location inside of this directory is dependent upon the
		* hardware we are running on, so we have to start from /sys/devices and work our way down. */
		static const std::filesystem::path kDevPath("/sys/devices/");
		static const fs::path kDevPath("/sys/devices/");
		static const std::regex kTtyRe("^tty[A-Z]+[0-9]+$");
		static constexpr auto kOpts = ~(std::filesystem::directory_options::follow_directory_symlink \|
		std::filesystem::directory_options::skip_permission_denied);
		static constexpr auto kOpts = ~(fs::directory_options::follow_directory_symlink \|
		fs::directory_options::skip_permission_denied);

		/**
		* A helper object to associate the interface name and type of a USB to CAN adapter.
		@@ -72,16 +73,16 @@ static bool isValidName(const std::string& name) {
		* \param serialPath - Absolute path to a "serial" file for a given device in /sys.
		* \return A populated UsbCanIface. On failure, nullopt is returned.
		*/
		static std::optional<UsbCanIface> getIfaceName(std::filesystem::path serialPath) {
		static std::optional<UsbCanIface> getIfaceName(fs::path serialPath) {
		std::error_code fsStatus;
		// Since the path is to a file called "serial", we need to search its parent directory.
		std::filesystem::recursive_directory_iterator fsItr(serialPath.parent_path(), kOpts, fsStatus);
		fs::recursive_directory_iterator fsItr(serialPath.parent_path(), kOpts, fsStatus);
		if (fsStatus != fsErrors::ok) {
		LOG(ERROR) << "Failed to open " << serialPath.parent_path();
		return std::nullopt;
		}

		for (; fsStatus == fsErrors::ok && fsItr != std::filesystem::recursive_directory_iterator();
		for (; fsStatus == fsErrors::ok && fsItr != fs::recursive_directory_iterator();
		fsItr.increment(fsStatus)) {
		/* We want either a directory called "net" or a directory that looks like tty<something>, so
		* skip files. */
		@@ -95,7 +96,7 @@ static std::optional<UsbCanIface> getIfaceName(std::filesystem::path serialPath)
		if (currentDir == "net") {
		/* This device is a SocketCAN device. The iface name is the only directory under
		* net/. Multiple directories under net/ is an error.*/
		std::filesystem::directory_iterator netItr(fsItr->path(), kOpts, fsStatus);
		fs::directory_iterator netItr(fsItr->path(), kOpts, fsStatus);
		if (fsStatus != fsErrors::ok) {
		LOG(ERROR) << "Failed to open " << fsItr->path() << " to get net name!";
		return std::nullopt;
		@@ -111,7 +112,7 @@ static std::optional<UsbCanIface> getIfaceName(std::filesystem::path serialPath)
		LOG(ERROR) << "Failed to verify " << fsItr->path() << " has valid net name!";
		return std::nullopt;
		}
		if (netItr != std::filesystem::directory_iterator()) {
		if (netItr != fs::directory_iterator()) {
		// There should never be more than one name under net/
		LOG(ERROR) << "Found more than one net name in " << fsItr->path() << "!";
		return std::nullopt;
		@@ -157,13 +158,13 @@ static std::optional<std::string> readSerialNo(const std::string& serialnoPath)
		*/
		static std::optional<UsbCanIface> findUsbDevice(const hidl_vec<hidl_string>& configSerialnos) {
		std::error_code fsStatus;
		std::filesystem::recursive_directory_iterator fsItr(kDevPath, kOpts, fsStatus);
		fs::recursive_directory_iterator fsItr(kDevPath, kOpts, fsStatus);
		if (fsStatus != fsErrors::ok) {
		LOG(ERROR) << "Failed to open " << kDevPath;
		return std::nullopt;
		}

		for (; fsStatus == fsErrors::ok && fsItr != std::filesystem::recursive_directory_iterator();
		for (; fsStatus == fsErrors::ok && fsItr != fs::recursive_directory_iterator();
		fsItr.increment(fsStatus)) {
		// We want to find a file called "serial", which is in a directory somewhere. Skip files.
		bool isDir = fsItr->is_directory(fsStatus);
		@@ -174,7 +175,7 @@ static std::optional<UsbCanIface> findUsbDevice(const hidl_vec<hidl_string>& con
		if (!isDir) continue;

		auto serialnoPath = fsItr->path() / "serial";
		bool isReg = std::filesystem::is_regular_file(serialnoPath, fsStatus);
		bool isReg = fs::is_regular_file(serialnoPath, fsStatus);

		/* Make sure we have permissions to this directory, ignore enoent, since the file
		* "serial" may not exist, which is ok. */

automotive/can/1.0/default/libc++fs/.clang-format

0 → 100644

+13 −0

Original line number	Diff line number	Diff line
		BasedOnStyle: LLVM

		---
		Language: Cpp
		Standard: Cpp03

		AlwaysBreakTemplateDeclarations: true
		PointerAlignment: Left

		# Disable formatting options which may break tests.
		SortIncludes: false
		ReflowComments: false
		---

automotive/can/1.0/default/libc++fs/Android.bp

+1 −23

Original line number	Diff line number	Diff line
		@@ -19,7 +19,6 @@

		cc_defaults {
		name: "android.hardware.automotive@libc++fsdefaults",
		host_supported: true,
		local_include_dirs: ["include"],
		export_include_dirs: ["include"],
		cflags: [
		@@ -28,33 +27,12 @@ cc_defaults {
		"-Wno-unused-parameter",
		],
		cppflags: [
		"-std=c++14",
		"-std=c++17",
		"-fexceptions",
		"-DLIBCXX_BUILDING_LIBCXXABI",
		"-D_LIBCPP_BUILDING_LIBRARY",
		],
		rtti: true,
		stl: "none",
		target: {
		linux_bionic: {
		enabled: true,
		},
		windows: {
		enabled: true,
		cflags: [
		"-D_LIBCPP_HAS_THREAD_API_WIN32",
		"-D_LIBCXXABI_BUILDING_LIBRARY",
		"-D_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS",
		"-D_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS",
		"-UWIN32_LEAN_AND_MEAN",
		],
		},
		windows_x86: {
		cflags: [
		"-fsjlj-exceptions",
		],
		},
		},
		}

		cc_library_static {

automotive/can/1.0/default/libc++fs/include

deleted120000 → 0

+0 −1

Original line number	Diff line number	Diff line
		../../../../../../../external/libcxx/include/
		No newline at end of file

automotive/can/1.0/default/libc++fs/include/automotive/filesystem

0 → 100644

+2699 −0

File added.

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