shithub: mntgen

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drop "flag" and "log" packages

--- a/mntgen.go

+++ b/mntgen.go

@@ -4,9 +4,7 @@

 	"bazil.org/fuse"

 	"bazil.org/fuse/fs"

 	"context"

-	"flag"

 	"fmt"

-	"log"

 	"os"

 	"os/signal"

 	"sync/atomic"

@@ -92,22 +90,24 @@

 	return fs.RootDir, nil

 }

+func usage() {

+	fmt.Fprintf(os.Stderr, "usage: %s [ mnt ]\n", os.Args[0])

+	os.Exit(1)

+}

+

 func main() {

-	flag.Usage = func () {

-		fmt.Fprintf(os.Stderr, "usage: %s [ mnt ]\n", os.Args[0])

-		os.Exit(1)

-	}

-	flag.Parse()

-	if flag.NArg() >= 2 {

-		flag.Usage()

-	}

 	mtpt := "/n"

-	if flag.NArg() == 1 {

-		mtpt = flag.Arg(0)

+	switch len(os.Args) {

+	case 1:

+	case 2:

+		mtpt = os.Args[1]

+	default:

+		usage()

 	}

 	c, err := fuse.Mount(mtpt, fuse.FSName("mntgen"), fuse.Subtype("mntgen"), fuse.AllowOther())

 	if err != nil {

-		log.Fatal(err)

+		fmt.Fprintf(os.Stderr, "mount: %v\n", err)

+		os.Exit(1)

 	}

 	defer c.Close()

 	sigc := make(chan os.Signal, 1)

@@ -116,12 +116,13 @@

 		for {

 			<-sigc

 			if err := fuse.Unmount(mtpt); err != nil {

-				log.Print("unmount failed: ", err)

+				fmt.Fprintf(os.Stderr, "unmount failed: %v\n", err)

 			}

 		}

 	}()

 	err = fs.Serve(c, NewFS())

 	if err != nil {

-		log.Fatal(err)

+		fmt.Fprintf(os.Stderr, "serve: %v\n", err)

+		os.Exit(1)

 	}

 }