1 files changed, 103 insertions, 0 deletions
diff --git a/cmd/ethereum/flags.go b/cmd/ethereum/flags.go
new file mode 100644
index 000000000..92cf97537
--- /dev/null
+++ b/cmd/ethereum/flags.go
@@ -0,0 +1,103 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"os/user"
+	"path"
+
+	"github.com/ethereum/go-ethereum/ethlog"
+	"github.com/ethereum/go-ethereum/vm"
+)
+
+var (
+	Identifier      string
+	KeyRing         string
+	DiffTool        bool
+	DiffType        string
+	KeyStore        string
+	StartRpc        bool
+	StartWebSockets bool
+	RpcPort         int
+	UseUPnP         bool
+	OutboundPort    string
+	ShowGenesis     bool
+	AddPeer         string
+	MaxPeer         int
+	GenAddr         bool
+	UseSeed         bool
+	SecretFile      string
+	ExportDir       string
+	NonInteractive  bool
+	Datadir         string
+	LogFile         string
+	ConfigFile      string
+	DebugFile       string
+	LogLevel        int
+	Dump            bool
+	DumpHash        string
+	DumpNumber      int
+	VmType          int
+)
+
+// flags specific to cli client
+var (
+	StartMining    bool
+	StartJsConsole bool
+	InputFile      string
+)
+
+func defaultDataDir() string {
+	usr, _ := user.Current()
+	return path.Join(usr.HomeDir, ".ethereum")
+}
+
+var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini")
+
+func Init() {
+	flag.Usage = func() {
+		fmt.Fprintf(os.Stderr, "%s [options] [filename]:\noptions precedence: default < config file < environment variables < command line\n", os.Args[0])
+		flag.PrintDefaults()
+	}
+
+	flag.IntVar(&VmType, "vm", 0, "Virtual Machine type: 0-1: standard, debug")
+	flag.StringVar(&Identifier, "id", "", "Custom client identifier")
+	flag.StringVar(&KeyRing, "keyring", "", "identifier for keyring to use")
+	flag.StringVar(&KeyStore, "keystore", "db", "system to store keyrings: db|file (db)")
+	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
+	flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support")
+	flag.IntVar(&MaxPeer, "maxpeer", 10, "maximum desired peers")
+	flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on")
+	flag.BoolVar(&StartRpc, "rpc", false, "start rpc server")
+	flag.BoolVar(&StartWebSockets, "ws", false, "start websocket server")
+	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
+	flag.BoolVar(&UseSeed, "seed", true, "seed peers")
+	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
+	flag.StringVar(&SecretFile, "import", "", "imports the file given (hex or mnemonic formats)")
+	flag.StringVar(&ExportDir, "export", "", "exports the session keyring to files in the directory given")
+	flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)")
+	flag.StringVar(&Datadir, "datadir", defaultDataDir(), "specifies the datadir to use")
+	flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file")
+	flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)")
+	flag.IntVar(&LogLevel, "loglevel", int(ethlog.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)")
+	flag.BoolVar(&DiffTool, "difftool", false, "creates output for diff'ing. Sets LogLevel=0")
+	flag.StringVar(&DiffType, "diff", "all", "sets the level of diff output [vm, all]. Has no effect if difftool=false")
+	flag.BoolVar(&ShowGenesis, "genesis", false, "Dump the genesis block")
+
+	flag.BoolVar(&Dump, "dump", false, "output the ethereum state in JSON format. Sub args [number, hash]")
+	flag.StringVar(&DumpHash, "hash", "", "specify arg in hex")
+	flag.IntVar(&DumpNumber, "number", -1, "specify arg in number")
+
+	flag.BoolVar(&StartMining, "mine", false, "start dagger mining")
+	flag.BoolVar(&StartJsConsole, "js", false, "launches javascript console")
+
+	flag.Parse()
+
+	if VmType >= int(vm.MaxVmTy) {
+		log.Fatal("Invalid VM type ", VmType)
+	}
+
+	InputFile = flag.Arg(0)
+}