diff -r c8c2caf0d667 -r fede1d8f5b71 tools/main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/main.cpp	Thu May 29 15:11:26 2008 +0000
@@ -0,0 +1,117 @@
+/*****************************************************************************
+ *
+ * $Id$
+ *
+ ****************************************************************************/
+
+#include <getopt.h>
+
+#include <iostream>
+#include <string>
+using namespace std;
+
+#include "Master.h"
+
+/*****************************************************************************/
+
+#define DEFAULT_MASTER 0
+#define DEFAULT_COMMAND "slaves"
+#define DEFAULT_SLAVESPEC ""
+
+static unsigned int masterIndex = DEFAULT_MASTER;
+static string slaveSpec = DEFAULT_SLAVESPEC;
+static string command = DEFAULT_COMMAND;
+
+/*****************************************************************************/
+
+void printUsage()
+{
+    cerr
+        << "Usage: ethercat <COMMAND> [OPTIONS]" << endl
+		<< "Commands:" << endl
+        << "  list (ls, slaves)  List all slaves (former 'lsec')." << endl
+		<< "Global options:" << endl
+        << "  --master  -m <master>  Index of the master to use. Default: "
+		<< DEFAULT_MASTER	<< endl
+        << "  --slave   -s <slave>   Slave specification. Default: All "
+        "slaves." << endl
+        << "  --help    -h           Show this help." << endl;
+}
+
+/*****************************************************************************/
+
+void getOptions(int argc, char **argv)
+{
+    int c, argCount, optionIndex, number;
+	char *remainder;
+
+    static struct option longOptions[] = {
+        //name,    has_arg,           flag, val
+        {"master", required_argument, NULL, 'm'},
+        {"slave",  required_argument, NULL, 's'},
+        {"help",   no_argument,       NULL, 'h'},
+        {}
+    };
+
+    do {
+        c = getopt_long(argc, argv, "m:s:h", longOptions, &optionIndex);
+
+        switch (c) {
+            case 'm':
+                number = strtoul(optarg, &remainder, 0);
+                if (remainder == optarg || *remainder || number < 0) {
+                    cerr << "Invalid master number " << optarg << "!" << endl;
+                    printUsage();
+                    exit(1);
+                }
+				masterIndex = number;
+                break;
+
+            case 's':
+				slaveSpec = optarg;
+                break;
+
+            case 'h':
+            case '?':
+                printUsage();
+                exit(0);
+
+            default:
+                break;
+        }
+    }
+    while (c != -1);
+
+	argCount = argc - optind;
+
+	if (!argCount) {
+        cerr << "Please specify a command!" << endl;
+		printUsage();
+        exit(1);
+	}
+
+    command = argv[optind];
+}
+
+/****************************************************************************/
+
+int main(int argc, char **argv)
+{
+    Master master;
+    
+	getOptions(argc, argv);
+
+    master.open(masterIndex);
+
+    if (command == "list" || command == "ls" || command == "slaves") {
+        master.listSlaves();
+    } else {
+        cerr << "Unknown command " << command << "!" << endl;
+        printUsage();
+        exit(1);
+    }
+
+	return 0;
+}
+
+/****************************************************************************/