SmbFile d = createTestDirectory();
              SmbResource d1 = new SmbFile(defaultShareRoot, makeRandomDirectoryName());
              SmbFile d2 = new SmbFile(d, makeRandomDirectoryName()) ) {
            d1.mkdir();
            boolean renamed = false;
            try {
                d1.renameTo(d2);
                try {
                    assertTrue(d2.exists());
                    renamed = true;
                }

  ;;
*)
  echo "Usage: $0 {devtoolset-9|devtoolset-10} <target-directory> <arch>"
  echo "Use 'devtoolset-9' to build a manylinux2014 compatible toolchain"
  exit 1
  ;;
esac

mkdir -p "${TARGET}"

mkdir -p ${TARGET}/usr/include

# Put the current kernel headers from ubuntu in place.
ln -s "/usr/include/linux" "${TARGET}/usr/include/linux"
ln -s "/usr/include/asm-generic" "${TARGET}/usr/include/asm-generic"

# Tests Issue #3562
# go get foo.io (not foo.io/subdir) was not working consistently.

env GO111MODULE=off
env GOPATH=$WORK/gopath1${:}$WORK/gopath2

mkdir $WORK/gopath1/src/test
mkdir $WORK/gopath2/src/test
cp main.go $WORK/gopath2/src/test/main.go
cd $WORK/gopath2/src/test

! go install
stderr 'no install location for.*gopath2.src.test: hidden by .*gopath1.src.test'

-- main.go --
package main

	dir, err := Stat(path)
	if err == nil {
		if dir.IsDir() {
			return nil
		}
		return &PathError{Op: "mkdir", Path: path, Err: syscall.ENOTDIR}
	}

	// Slow path: make sure parent exists and then call Mkdir for path.

	// Extract the parent folder from path by first removing any trailing
	// path separator and then scanning backward until finding a path

[GOOS:darwin]  skip 'darwin does not use XDG_CACHE_HOME'
[GOOS:ios]     skip 'ios does not use XDG_CACHE_HOME'
[GOOS:plan9]   skip 'plan9 does not use XDG_CACHE_HOME'

mkdir $WORK/gocache
mkdir $WORK/xdg
mkdir $WORK/home

# Set GOCACHE, XDG_CACHE_HOME, and HOME.
env GOCACHE=$WORK/gocache
env XDG_CACHE_HOME=$WORK/xdg
env HOME=$WORK/home

# With all three set, we should prefer GOCACHE.
go env GOCACHE

	filesMu.Unlock()
	_, err := fsCall("close", fd)
	return err
}

func CloseOnExec(fd int) {
	// nothing to do - no exec
}

func Mkdir(path string, perm uint32) error {
	if err := checkPath(path); err != nil {
		return err
	}
	_, err := fsCall("mkdir", path, perm)
	return err
}

func ReadDirent(fd int, buf []byte) (int, error) {
	f, err := fdToFile(fd)
	if err != nil {
		return 0, err

  if is-preloaded "mounter" "${mounter_tar_sha}"; then
    echo "mounter is preloaded."
    return
  fi

  echo "Downloading gci mounter tools."
  mkdir -p "${CONTAINERIZED_MOUNTER_HOME}"
  chmod a+x "${CONTAINERIZED_MOUNTER_HOME}"
  mkdir -p "${CONTAINERIZED_MOUNTER_HOME}/rootfs"
  download-or-bust "${mounter_tar_sha}" "https://storage.googleapis.com/kubernetes-release/gci-mounter/mounter.tar"

# Create basic modules and work space.
env TESTGO_VERSION=go1.50
mkdir m1_22_0
go mod init -C m1_22_0
go mod edit -C m1_22_0 -go=1.22.0 -toolchain=go1.99.0
mkdir m1_22_1
go mod init -C m1_22_1
go mod edit -C m1_22_1 -go=1.22.1 -toolchain=go1.99.1
mkdir m1_24_rc0
go mod init -C m1_24_rc0
go mod edit -C m1_24_rc0 -go=1.24rc0 -toolchain=go1.99.2

go work init
grep '^go 1.50$' go.work
! grep toolchain go.work

        settingsFile << """
            rootProject.name = 'module-root'
            includeBuild('module-a')
            includeBuild('module-c')
        """
        file('module-a').mkdir()
        file('module-b').mkdir()
        file('module-c').mkdir()
        file('module-a/settings.gradle') << """
            includeBuild('../module-b')
        """
        file('module-b/settings.gradle') << """
            includeBuild('../module-a')

		},
	}

	for _, c := range cases {
		t.Run(c.name, func(t *testing.T) {
			tmpDir := t.TempDir()
			options := defaultOptions()
			if c.purgeInterval != 0 {
				options.PurgeInterval = c.purgeInterval
			}
			if c.wasmModuleExpiry != 0 {
				options.ModuleExpiry = c.wasmModuleExpiry
			}
			cache := NewLocalFileCache(tmpDir, options)
			cache.httpFetcher.initialBackoff = time.Microsecond