gocryptfs-xray: show full usage text on flag parse error
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cc0a603ef8
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dcd1068517
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@ -38,11 +38,7 @@ func prettyPrintHeader(h *contentenc.FileHeader, aessiv bool) {
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fmt.Printf(msg+"\n", h.Version, id)
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fmt.Printf(msg+"\n", h.Version, id)
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}
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}
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func main() {
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func usage() {
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dumpmasterkey := flag.Bool("dumpmasterkey", false, "Decrypt and dump the master key")
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aessiv := flag.Bool("aessiv", false, "Assume AES-SIV mode instead of AES-GCM")
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flag.Parse()
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if flag.NArg() != 1 {
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fmt.Fprintf(os.Stderr, "Usage: %s [OPTIONS] FILE\n"+
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fmt.Fprintf(os.Stderr, "Usage: %s [OPTIONS] FILE\n"+
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"\n"+
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"\n"+
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"Options:\n", myName)
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"Options:\n", myName)
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@ -51,6 +47,15 @@ func main() {
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"Examples:\n"+
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"Examples:\n"+
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" gocryptfs-xray myfs/mCXnISiv7nEmyc0glGuhTQ\n"+
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" gocryptfs-xray myfs/mCXnISiv7nEmyc0glGuhTQ\n"+
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" gocryptfs-xray -dumpmasterkey myfs/gocryptfs.conf\n")
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" gocryptfs-xray -dumpmasterkey myfs/gocryptfs.conf\n")
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}
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func main() {
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dumpmasterkey := flag.Bool("dumpmasterkey", false, "Decrypt and dump the master key")
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aessiv := flag.Bool("aessiv", false, "Assume AES-SIV mode instead of AES-GCM")
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flag.Usage = usage
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flag.Parse()
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if flag.NArg() != 1 {
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usage()
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os.Exit(1)
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os.Exit(1)
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}
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}
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fn := flag.Arg(0)
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fn := flag.Arg(0)
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