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Fix more -Wundef, in darwin context

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This commit is contained in:
Robert Hensing 2025-04-05 00:58:07 +02:00
parent bd2d5b7335
commit 615344fdf0
17 changed files with 56 additions and 56 deletions
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2
src/libexpr-tests/main.cc
View file

@ -14,7 +14,7 @@ int main (int argc, char **argv) {
// Disable build hook. We won't be testing remote builds in these unit tests. If we do, fix the above build hook. // Disable build hook. We won't be testing remote builds in these unit tests. If we do, fix the above build hook.
settings.buildHook = {}; settings.buildHook = {};
#if __linux__ // should match the conditional around sandboxBuildDir declaration. #ifdef __linux__ // should match the conditional around sandboxBuildDir declaration.
// When building and testing nix within the host's Nix sandbox, our store dir will be located in the host's sandboxBuildDir, e.g.: // When building and testing nix within the host's Nix sandbox, our store dir will be located in the host's sandboxBuildDir, e.g.:
// Host // Host

4
src/libstore/filetransfer.cc
View file

@ -13,7 +13,7 @@
#include <aws/core/client/ClientConfiguration.h> #include <aws/core/client/ClientConfiguration.h>
#endif #endif
#if __linux__ #ifdef __linux__
# include "nix/util/namespaces.hh" # include "nix/util/namespaces.hh"
#endif #endif
@ -622,7 +622,7 @@ struct curlFileTransfer : public FileTransfer
}); });
#endif #endif
#if __linux__ #ifdef __linux__
try { try {
tryUnshareFilesystem(); tryUnshareFilesystem();
} catch (nix::Error & e) { } catch (nix::Error & e) {

4
src/libstore/gc.cc
View file

@ -335,7 +335,7 @@ static std::string quoteRegexChars(const std::string & raw)
return std::regex_replace(raw, specialRegex, R"(\$&)"); return std::regex_replace(raw, specialRegex, R"(\$&)");
} }
#if __linux__ #ifdef __linux__
static void readFileRoots(const std::filesystem::path & path, UncheckedRoots & roots) static void readFileRoots(const std::filesystem::path & path, UncheckedRoots & roots)
{ {
try { try {
@ -427,7 +427,7 @@ void LocalStore::findRuntimeRoots(Roots & roots, bool censor)
} }
#endif #endif
#if __linux__ #ifdef __linux__
readFileRoots("/proc/sys/kernel/modprobe", unchecked); readFileRoots("/proc/sys/kernel/modprobe", unchecked);
readFileRoots("/proc/sys/kernel/fbsplash", unchecked); readFileRoots("/proc/sys/kernel/fbsplash", unchecked);
readFileRoots("/proc/sys/kernel/poweroff_cmd", unchecked); readFileRoots("/proc/sys/kernel/poweroff_cmd", unchecked);

8
src/libstore/globals.cc
View file

@ -181,11 +181,11 @@ StringSet Settings::getDefaultSystemFeatures()
actually require anything special on the machines. */ actually require anything special on the machines. */
StringSet features{"nixos-test", "benchmark", "big-parallel"}; StringSet features{"nixos-test", "benchmark", "big-parallel"};
#if __linux__ #ifdef __linux__
features.insert("uid-range"); features.insert("uid-range");
#endif #endif
#if __linux__ #ifdef __linux__
if (access("/dev/kvm", R_OK | W_OK) == 0) if (access("/dev/kvm", R_OK | W_OK) == 0)
features.insert("kvm"); features.insert("kvm");
#endif #endif
@ -205,7 +205,7 @@ StringSet Settings::getDefaultExtraPlatforms()
if (std::string{NIX_LOCAL_SYSTEM} == "x86_64-linux" && !isWSL1()) if (std::string{NIX_LOCAL_SYSTEM} == "x86_64-linux" && !isWSL1())
extraPlatforms.insert("i686-linux"); extraPlatforms.insert("i686-linux");
#if __linux__ #ifdef __linux__
StringSet levels = computeLevels(); StringSet levels = computeLevels();
for (auto iter = levels.begin(); iter != levels.end(); ++iter) for (auto iter = levels.begin(); iter != levels.end(); ++iter)
extraPlatforms.insert(*iter + "-linux"); extraPlatforms.insert(*iter + "-linux");
@ -224,7 +224,7 @@ StringSet Settings::getDefaultExtraPlatforms()
bool Settings::isWSL1() bool Settings::isWSL1()
{ {
#if __linux__ #ifdef __linux__
struct utsname utsbuf; struct utsname utsbuf;
uname(&utsbuf); uname(&utsbuf);
// WSL1 uses -Microsoft suffix // WSL1 uses -Microsoft suffix

14
src/libstore/include/nix/store/globals.hh
View file

@ -34,7 +34,7 @@ struct MaxBuildJobsSetting : public BaseSetting<unsigned int>
}; };
const uint32_t maxIdsPerBuild = const uint32_t maxIdsPerBuild =
#if __linux__ #ifdef __linux__
1 << 16 1 << 16
#else #else
1 1
@ -467,7 +467,7 @@ public:
)", {}, true, Xp::AutoAllocateUids}; )", {}, true, Xp::AutoAllocateUids};
Setting<uint32_t> startId{this, Setting<uint32_t> startId{this,
#if __linux__ #ifdef __linux__
0x34000000, 0x34000000,
#else #else
56930, 56930,
@ -476,7 +476,7 @@ public:
"The first UID and GID to use for dynamic ID allocation."}; "The first UID and GID to use for dynamic ID allocation."};
Setting<uint32_t> uidCount{this, Setting<uint32_t> uidCount{this,
#if __linux__ #ifdef __linux__
maxIdsPerBuild * 128, maxIdsPerBuild * 128,
#else #else
128, 128,
@ -484,7 +484,7 @@ public:
"id-count", "id-count",
"The number of UIDs/GIDs to use for dynamic ID allocation."}; "The number of UIDs/GIDs to use for dynamic ID allocation."};
#if __linux__ #ifdef __linux__
Setting<bool> useCgroups{ Setting<bool> useCgroups{
this, false, "use-cgroups", this, false, "use-cgroups",
R"( R"(
@ -596,7 +596,7 @@ public:
Setting<SandboxMode> sandboxMode{ Setting<SandboxMode> sandboxMode{
this, this,
#if __linux__ #ifdef __linux__
smEnabled smEnabled
#else #else
smDisabled smDisabled
@ -671,7 +671,7 @@ public:
)"}; )"};
#endif #endif
#if __linux__ #ifdef __linux__
Setting<std::string> sandboxShmSize{ Setting<std::string> sandboxShmSize{
this, "50%", "sandbox-dev-shm-size", this, "50%", "sandbox-dev-shm-size",
R"( R"(
@ -1066,7 +1066,7 @@ public:
// Don't document the machine-specific default value // Don't document the machine-specific default value
false}; false};
#if __linux__ #ifdef __linux__
Setting<bool> filterSyscalls{ Setting<bool> filterSyscalls{
this, true, "filter-syscalls", this, true, "filter-syscalls",
R"( R"(

4
src/libstore/local-store.cc
View file

@ -38,7 +38,7 @@
# include <grp.h> # include <grp.h>
#endif #endif
#if __linux__ #ifdef __linux__
# include <sched.h> # include <sched.h>
# include <sys/statvfs.h> # include <sys/statvfs.h>
# include <sys/mount.h> # include <sys/mount.h>
@ -575,7 +575,7 @@ void LocalStore::upgradeDBSchema(State & state)
bind mount. So make the Nix store writable for this process. */ bind mount. So make the Nix store writable for this process. */
void LocalStore::makeStoreWritable() void LocalStore::makeStoreWritable()
{ {
#if __linux__ #ifdef __linux__
if (!isRootUser()) return; if (!isRootUser()) return;
/* Check if /nix/store is on a read-only mount. */ /* Check if /nix/store is on a read-only mount. */
struct statvfs stat; struct statvfs stat;

2
src/libstore/store-api.cc
View file

@ -1300,7 +1300,7 @@ ref<Store> openStore(StoreReference && storeURI)
return std::make_shared<LocalStore>(params); return std::make_shared<LocalStore>(params);
else if (pathExists(settings.nixDaemonSocketFile)) else if (pathExists(settings.nixDaemonSocketFile))
return std::make_shared<UDSRemoteStore>(params); return std::make_shared<UDSRemoteStore>(params);
#if __linux__ #ifdef __linux__
else if (!pathExists(stateDir) else if (!pathExists(stateDir)
&& params.empty() && params.empty()
&& !isRootUser() && !isRootUser()

30
src/libstore/unix/build/local-derivation-goal.cc
View file

@ -41,7 +41,7 @@
#endif #endif
/* Includes required for chroot support. */ /* Includes required for chroot support. */
#if __linux__ #ifdef __linux__
# include "nix/store/fchmodat2-compat.hh" # include "nix/store/fchmodat2-compat.hh"
# include <sys/ioctl.h> # include <sys/ioctl.h>
# include <net/if.h> # include <net/if.h>
@ -129,7 +129,7 @@ LocalDerivationGoal::~LocalDerivationGoal()
inline bool LocalDerivationGoal::needsHashRewrite() inline bool LocalDerivationGoal::needsHashRewrite()
{ {
#if __linux__ #ifdef __linux__
return !useChroot; return !useChroot;
#else #else
/* Darwin requires hash rewriting even when sandboxing is enabled. */ /* Darwin requires hash rewriting even when sandboxing is enabled. */
@ -170,7 +170,7 @@ void LocalDerivationGoal::killChild()
void LocalDerivationGoal::killSandbox(bool getStats) void LocalDerivationGoal::killSandbox(bool getStats)
{ {
if (cgroup) { if (cgroup) {
#if __linux__ #ifdef __linux__
auto stats = destroyCgroup(*cgroup); auto stats = destroyCgroup(*cgroup);
if (getStats) { if (getStats) {
buildResult.cpuUser = stats.cpuUser; buildResult.cpuUser = stats.cpuUser;
@ -222,14 +222,14 @@ Goal::Co LocalDerivationGoal::tryLocalBuild()
auto & localStore = getLocalStore(); auto & localStore = getLocalStore();
if (localStore.storeDir != localStore.realStoreDir.get()) { if (localStore.storeDir != localStore.realStoreDir.get()) {
#if __linux__ #ifdef __linux__
useChroot = true; useChroot = true;
#else #else
throw Error("building using a diverted store is not supported on this platform"); throw Error("building using a diverted store is not supported on this platform");
#endif #endif
} }
#if __linux__ #ifdef __linux__
if (useChroot) { if (useChroot) {
if (!mountAndPidNamespacesSupported()) { if (!mountAndPidNamespacesSupported()) {
if (!settings.sandboxFallback) if (!settings.sandboxFallback)
@ -405,7 +405,7 @@ void LocalDerivationGoal::cleanupPostOutputsRegisteredModeNonCheck()
cleanupPostOutputsRegisteredModeCheck(); cleanupPostOutputsRegisteredModeCheck();
} }
#if __linux__ #ifdef __linux__
static void doBind(const Path & source, const Path & target, bool optional = false) { static void doBind(const Path & source, const Path & target, bool optional = false) {
debug("bind mounting '%1%' to '%2%'", source, target); debug("bind mounting '%1%' to '%2%'", source, target);
@ -478,12 +478,12 @@ static void handleChildException(bool sendException)
void LocalDerivationGoal::startBuilder() void LocalDerivationGoal::startBuilder()
{ {
if ((buildUser && buildUser->getUIDCount() != 1) if ((buildUser && buildUser->getUIDCount() != 1)
#if __linux__ #ifdef __linux__
|| settings.useCgroups || settings.useCgroups
#endif #endif
) )
{ {
#if __linux__ #ifdef __linux__
experimentalFeatureSettings.require(Xp::Cgroups); experimentalFeatureSettings.require(Xp::Cgroups);
/* If we're running from the daemon, then this will return the /* If we're running from the daemon, then this will return the
@ -729,7 +729,7 @@ void LocalDerivationGoal::startBuilder()
pathsInChroot[i] = {i, true}; pathsInChroot[i] = {i, true};
} }
#if __linux__ #ifdef __linux__
/* Create a temporary directory in which we set up the chroot /* Create a temporary directory in which we set up the chroot
environment using bind-mounts. We put it in the Nix store environment using bind-mounts. We put it in the Nix store
so that the build outputs can be moved efficiently from the so that the build outputs can be moved efficiently from the
@ -943,7 +943,7 @@ void LocalDerivationGoal::startBuilder()
/* Fork a child to build the package. */ /* Fork a child to build the package. */
#if __linux__ #ifdef __linux__
if (useChroot) { if (useChroot) {
/* Set up private namespaces for the build: /* Set up private namespaces for the build:
@ -1143,7 +1143,7 @@ void LocalDerivationGoal::initTmpDir()
{ {
/* In a sandbox, for determinism, always use the same temporary /* In a sandbox, for determinism, always use the same temporary
directory. */ directory. */
#if __linux__ #ifdef __linux__
tmpDirInSandbox = useChroot ? settings.sandboxBuildDir : tmpDir; tmpDirInSandbox = useChroot ? settings.sandboxBuildDir : tmpDir;
#else #else
tmpDirInSandbox = tmpDir; tmpDirInSandbox = tmpDir;
@ -1646,7 +1646,7 @@ void LocalDerivationGoal::addDependency(const StorePath & path)
debug("materialising '%s' in the sandbox", worker.store.printStorePath(path)); debug("materialising '%s' in the sandbox", worker.store.printStorePath(path));
#if __linux__ #ifdef __linux__
Path source = worker.store.Store::toRealPath(path); Path source = worker.store.Store::toRealPath(path);
Path target = chrootRootDir + worker.store.printStorePath(path); Path target = chrootRootDir + worker.store.printStorePath(path);
@ -1696,7 +1696,7 @@ void LocalDerivationGoal::chownToBuilder(const Path & path)
void setupSeccomp() void setupSeccomp()
{ {
#if __linux__ #ifdef __linux__
if (!settings.filterSyscalls) return; if (!settings.filterSyscalls) return;
#if HAVE_SECCOMP #if HAVE_SECCOMP
scmp_filter_ctx ctx; scmp_filter_ctx ctx;
@ -1816,7 +1816,7 @@ void LocalDerivationGoal::runChild()
} catch (SystemError &) { } } catch (SystemError &) { }
} }
#if __linux__ #ifdef __linux__
if (useChroot) { if (useChroot) {
userNamespaceSync.writeSide = -1; userNamespaceSync.writeSide = -1;
@ -2050,7 +2050,7 @@ void LocalDerivationGoal::runChild()
/* Close all other file descriptors. */ /* Close all other file descriptors. */
unix::closeExtraFDs(); unix::closeExtraFDs();
#if __linux__ #ifdef __linux__
linux::setPersonality(drv->platform); linux::setPersonality(drv->platform);
#endif #endif

6
src/libstore/unix/user-lock.cc
View file

@ -10,7 +10,7 @@
namespace nix { namespace nix {
#if __linux__ #ifdef __linux__
static std::vector<gid_t> get_group_list(const char *username, gid_t group_id) static std::vector<gid_t> get_group_list(const char *username, gid_t group_id)
{ {
@ -94,7 +94,7 @@ struct SimpleUserLock : UserLock
if (lock->uid == getuid() || lock->uid == geteuid()) if (lock->uid == getuid() || lock->uid == geteuid())
throw Error("the Nix user should not be a member of '%s'", settings.buildUsersGroup); throw Error("the Nix user should not be a member of '%s'", settings.buildUsersGroup);
#if __linux__ #ifdef __linux__
/* Get the list of supplementary groups of this user. This is /* Get the list of supplementary groups of this user. This is
* usually either empty or contains a group such as "kvm". */ * usually either empty or contains a group such as "kvm". */
@ -193,7 +193,7 @@ std::unique_ptr<UserLock> acquireUserLock(uid_t nrIds, bool useUserNamespace)
bool useBuildUsers() bool useBuildUsers()
{ {
#if __linux__ #ifdef __linux__
static bool b = (settings.buildUsersGroup != "" || settings.autoAllocateUids) && isRootUser(); static bool b = (settings.buildUsersGroup != "" || settings.autoAllocateUids) && isRootUser();
return b; return b;
#elif __APPLE__ #elif __APPLE__

8
src/libutil/current-process.cc
View file

@ -13,7 +13,7 @@
# include <mach-o/dyld.h> # include <mach-o/dyld.h>
#endif #endif
#if __linux__ #ifdef __linux__
# include <mutex> # include <mutex>
# include "nix/util/cgroup.hh" # include "nix/util/cgroup.hh"
# include "nix/util/namespaces.hh" # include "nix/util/namespaces.hh"
@ -23,7 +23,7 @@ namespace nix {
unsigned int getMaxCPU() unsigned int getMaxCPU()
{ {
#if __linux__ #ifdef __linux__
try { try {
auto cgroupFS = getCgroupFS(); auto cgroupFS = getCgroupFS();
if (!cgroupFS) return 0; if (!cgroupFS) return 0;
@ -82,7 +82,7 @@ void restoreProcessContext(bool restoreMounts)
unix::restoreSignals(); unix::restoreSignals();
#endif #endif
if (restoreMounts) { if (restoreMounts) {
#if __linux__ #ifdef __linux__
restoreMountNamespace(); restoreMountNamespace();
#endif #endif
} }
@ -106,7 +106,7 @@ std::optional<Path> getSelfExe()
{ {
static auto cached = []() -> std::optional<Path> static auto cached = []() -> std::optional<Path>
{ {
#if __linux__ || __GNU__ #if defined(__linux__) || defined(__GNU__)
return readLink("/proc/self/exe"); return readLink("/proc/self/exe");
#elif __APPLE__ #elif __APPLE__
char buf[1024]; char buf[1024];

2
src/libutil/file-descriptor.cc
View file

@ -113,7 +113,7 @@ void AutoCloseFD::fsync() const
void AutoCloseFD::startFsync() const void AutoCloseFD::startFsync() const
{ {
#if __linux__ #ifdef __linux__
if (fd != -1) { if (fd != -1) {
/* Ignore failure, since fsync must be run later anyway. This is just a performance optimization. */ /* Ignore failure, since fsync must be run later anyway. This is just a performance optimization. */
::sync_file_range(fd, 0, 0, SYNC_FILE_RANGE_WRITE); ::sync_file_range(fd, 0, 0, SYNC_FILE_RANGE_WRITE);

6
src/libutil/unix/file-descriptor.cc
View file

@ -163,7 +163,7 @@ void Pipe::create()
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////
#if __linux__ || __FreeBSD__ #if defined(__linux__) || defined(__FreeBSD__)
static int unix_close_range(unsigned int first, unsigned int last, int flags) static int unix_close_range(unsigned int first, unsigned int last, int flags)
{ {
#if !HAVE_CLOSE_RANGE #if !HAVE_CLOSE_RANGE
@ -179,7 +179,7 @@ void unix::closeExtraFDs()
constexpr int MAX_KEPT_FD = 2; constexpr int MAX_KEPT_FD = 2;
static_assert(std::max({STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO}) == MAX_KEPT_FD); static_assert(std::max({STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO}) == MAX_KEPT_FD);
#if __linux__ || __FreeBSD__ #if defined(__linux__) || defined(__FreeBSD__)
// first try to close_range everything we don't care about. if this // first try to close_range everything we don't care about. if this
// returns an error with these parameters we're running on a kernel // returns an error with these parameters we're running on a kernel
// that does not implement close_range (i.e. pre 5.9) and fall back // that does not implement close_range (i.e. pre 5.9) and fall back
@ -189,7 +189,7 @@ void unix::closeExtraFDs()
} }
#endif #endif
#if __linux__ #ifdef __linux__
try { try {
for (auto & s : std::filesystem::directory_iterator{"/proc/self/fd"}) { for (auto & s : std::filesystem::directory_iterator{"/proc/self/fd"}) {
checkInterrupt(); checkInterrupt();

4
src/libutil/unix/processes.cc
View file

@ -190,7 +190,7 @@ static pid_t doFork(bool allowVfork, ChildWrapperFunction & fun)
} }
#if __linux__ #ifdef __linux__
static int childEntry(void * arg) static int childEntry(void * arg)
{ {
auto & fun = *reinterpret_cast<ChildWrapperFunction*>(arg); auto & fun = *reinterpret_cast<ChildWrapperFunction*>(arg);
@ -213,7 +213,7 @@ pid_t startProcess(std::function<void()> fun, const ProcessOptions & options)
logger = makeSimpleLogger(); logger = makeSimpleLogger();
} }
try { try {
#if __linux__ #ifdef __linux__
if (options.dieWithParent && prctl(PR_SET_PDEATHSIG, SIGKILL) == -1) if (options.dieWithParent && prctl(PR_SET_PDEATHSIG, SIGKILL) == -1)
throw SysError("setting death signal"); throw SysError("setting death signal");
#endif #endif

2
src/libutil/unix/signals.cc
View file

@ -105,7 +105,7 @@ void unix::setChildSignalMask(sigset_t * sigs)
{ {
assert(sigs); // C style function, but think of sigs as a reference assert(sigs); // C style function, but think of sigs as a reference
#if _POSIX_C_SOURCE >= 1 || _XOPEN_SOURCE || _POSIX_SOURCE #if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 1) || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE) || (defined(_POSIX_SOURCE) && _POSIX_SOURCE)
sigemptyset(&savedSignalMask); sigemptyset(&savedSignalMask);
// There's no "assign" or "copy" function, so we rely on (math) idempotence // There's no "assign" or "copy" function, so we rely on (math) idempotence
// of the or operator: a or a = a. // of the or operator: a or a = a.

4
src/nix/main.cc
View file

@ -36,7 +36,7 @@
# include <netinet/in.h> # include <netinet/in.h>
#endif #endif
#if __linux__ #ifdef __linux__
# include "nix/util/namespaces.hh" # include "nix/util/namespaces.hh"
#endif #endif
@ -384,7 +384,7 @@ void mainWrapped(int argc, char * * argv)
"__build-remote", "__build-remote",
}); });
#if __linux__ #ifdef __linux__
if (isRootUser()) { if (isRootUser()) {
try { try {
saveMountNamespace(); saveMountNamespace();

8
src/nix/run.cc
View file

@ -12,7 +12,7 @@
#include "nix/expr/eval.hh" #include "nix/expr/eval.hh"
#include <filesystem> #include <filesystem>
#if __linux__ #ifdef __linux__
# include <sys/mount.h> # include <sys/mount.h>
# include "nix/store/personality.hh" # include "nix/store/personality.hh"
#endif #endif
@ -59,7 +59,7 @@ void execProgramInStore(ref<Store> store,
throw SysError("could not execute chroot helper"); throw SysError("could not execute chroot helper");
} }
#if __linux__ #ifdef __linux__
if (system) if (system)
linux::setPersonality(*system); linux::setPersonality(*system);
#endif #endif
@ -153,7 +153,7 @@ void chrootHelper(int argc, char * * argv)
while (p < argc) while (p < argc)
args.push_back(argv[p++]); args.push_back(argv[p++]);
#if __linux__ #ifdef __linux__
uid_t uid = getuid(); uid_t uid = getuid();
uid_t gid = getgid(); uid_t gid = getgid();
@ -212,7 +212,7 @@ void chrootHelper(int argc, char * * argv)
writeFile(fs::path{"/proc/self/uid_map"}, fmt("%d %d %d", uid, uid, 1)); writeFile(fs::path{"/proc/self/uid_map"}, fmt("%d %d %d", uid, uid, 1));
writeFile(fs::path{"/proc/self/gid_map"}, fmt("%d %d %d", gid, gid, 1)); writeFile(fs::path{"/proc/self/gid_map"}, fmt("%d %d %d", gid, gid, 1));
#if __linux__ #ifdef __linux__
if (system != "") if (system != "")
linux::setPersonality(system); linux::setPersonality(system);
#endif #endif

4
src/nix/unix/daemon.cc
View file

@ -34,7 +34,7 @@
#include <grp.h> #include <grp.h>
#include <fcntl.h> #include <fcntl.h>
#if __linux__ #ifdef __linux__
#include "nix/util/cgroup.hh" #include "nix/util/cgroup.hh"
#endif #endif
@ -317,7 +317,7 @@ static void daemonLoop(std::optional<TrustedFlag> forceTrustClientOpt)
// Get rid of children automatically; don't let them become zombies. // Get rid of children automatically; don't let them become zombies.
setSigChldAction(true); setSigChldAction(true);
#if __linux__ #ifdef __linux__
if (settings.useCgroups) { if (settings.useCgroups) {
experimentalFeatureSettings.require(Xp::Cgroups); experimentalFeatureSettings.require(Xp::Cgroups);