example: remove unionfs examples

These were deleted locally, but forgot to amend the commit.

Change-Id: I78c350aee09b6bb5d1a286514cae0c9a34d1396e

example/autounionfs/main.go

-// Copyright 2016 the Go-FUSE Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package main
-
-import (
-	"flag"
-	"fmt"
-	"os"
-	"time"
-
-	"github.com/hanwen/go-fuse/v2/fuse"
-	"github.com/hanwen/go-fuse/v2/fuse/nodefs"
-	"github.com/hanwen/go-fuse/v2/fuse/pathfs"
-	"github.com/hanwen/go-fuse/v2/unionfs"
-)
-
-func main() {
-	debug := flag.Bool("debug", false, "debug on")
-	hardlinks := flag.Bool("hardlinks", false, "support hardlinks")
-	delcache_ttl := flag.Float64("deletion_cache_ttl", 5.0, "Deletion cache TTL in seconds.")
-	branchcache_ttl := flag.Float64("branchcache_ttl", 5.0, "Branch cache TTL in seconds.")
-	deldirname := flag.String(
-		"deletion_dirname", "GOUNIONFS_DELETIONS", "Directory name to use for deletions.")
-	hide_readonly_link := flag.Bool("hide_readonly_link", true,
-		"Hides READONLY link from the top mountpoints. "+
-			"Enabled by default.")
-	portableInodes := flag.Bool("portable-inodes", false,
-		"Use sequential 32-bit inode numbers.")
-
-	flag.Parse()
-
-	if len(flag.Args()) < 2 {
-		fmt.Println("Usage:\n  main MOUNTPOINT BASEDIR")
-		os.Exit(2)
-	}
-	ufsOptions := unionfs.UnionFsOptions{
-		DeletionCacheTTL: time.Duration(*delcache_ttl * float64(time.Second)),
-		BranchCacheTTL:   time.Duration(*branchcache_ttl * float64(time.Second)),
-		DeletionDirName:  *deldirname,
-	}
-	options := unionfs.AutoUnionFsOptions{
-		UnionFsOptions: ufsOptions,
-		Options: nodefs.Options{
-			EntryTimeout:    time.Second,
-			AttrTimeout:     time.Second,
-			NegativeTimeout: time.Second,
-			Owner:           fuse.CurrentOwner(),
-			Debug:           *debug,
-		},
-		UpdateOnMount: true,
-		PathNodeFsOptions: pathfs.PathNodeFsOptions{
-			ClientInodes: *hardlinks,
-		},
-		HideReadonly: *hide_readonly_link,
-	}
-	fsOpts := nodefs.Options{
-		PortableInodes: *portableInodes,
-		Debug:          *debug,
-	}
-	gofs := unionfs.NewAutoUnionFs(flag.Arg(1), options)
-	pathfs := pathfs.NewPathNodeFs(gofs, &pathfs.PathNodeFsOptions{
-		Debug: *debug,
-	})
-	state, _, err := nodefs.MountRoot(flag.Arg(0), pathfs.Root(), &fsOpts)
-	if err != nil {
-		fmt.Printf("Mount fail: %v\n", err)
-		os.Exit(1)
-	}
-
-	state.Serve()
-	time.Sleep(1 * time.Second)
-}

example/unionfs/main.go

-// Copyright 2016 the Go-FUSE Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package main
-
-import (
-	"flag"
-	"fmt"
-	"log"
-	"os"
-	"time"
-
-	"github.com/hanwen/go-fuse/v2/fuse/nodefs"
-	"github.com/hanwen/go-fuse/v2/fuse/pathfs"
-	"github.com/hanwen/go-fuse/v2/unionfs"
-)
-
-func main() {
-	debug := flag.Bool("debug", false, "debug on")
-	portable := flag.Bool("portable", false, "use 32 bit inodes")
-
-	entry_ttl := flag.Float64("entry_ttl", 1.0, "fuse entry cache TTL.")
-	negative_ttl := flag.Float64("negative_ttl", 1.0, "fuse negative entry cache TTL.")
-
-	delcache_ttl := flag.Float64("deletion_cache_ttl", 5.0, "Deletion cache TTL in seconds.")
-	branchcache_ttl := flag.Float64("branchcache_ttl", 5.0, "Branch cache TTL in seconds.")
-	deldirname := flag.String(
-		"deletion_dirname", "GOUNIONFS_DELETIONS", "Directory name to use for deletions.")
-
-	flag.Parse()
-	if len(flag.Args()) < 2 {
-		fmt.Println("Usage:\n  unionfs MOUNTPOINT RW-DIRECTORY RO-DIRECTORY ...")
-		os.Exit(2)
-	}
-
-	ufsOptions := unionfs.UnionFsOptions{
-		DeletionCacheTTL: time.Duration(*delcache_ttl * float64(time.Second)),
-		BranchCacheTTL:   time.Duration(*branchcache_ttl * float64(time.Second)),
-		DeletionDirName:  *deldirname,
-	}
-
-	ufs, err := unionfs.NewUnionFsFromRoots(flag.Args()[1:], &ufsOptions, true)
-	if err != nil {
-		log.Fatal("Cannot create UnionFs", err)
-		os.Exit(1)
-	}
-	nodeFs := pathfs.NewPathNodeFs(ufs, &pathfs.PathNodeFsOptions{ClientInodes: true})
-	mOpts := nodefs.Options{
-		EntryTimeout:    time.Duration(*entry_ttl * float64(time.Second)),
-		AttrTimeout:     time.Duration(*entry_ttl * float64(time.Second)),
-		NegativeTimeout: time.Duration(*negative_ttl * float64(time.Second)),
-		PortableInodes:  *portable,
-		Debug:           *debug,
-	}
-	mountState, _, err := nodefs.MountRoot(flag.Arg(0), nodeFs.Root(), &mOpts)
-	if err != nil {
-		log.Fatal("Mount fail:", err)
-	}
-
-	mountState.Serve()
-}