Start stubbing out cache_dump

caching/cache_dump.cc

@@ -0,0 +1,60 @@
+#include <getopt.h>
+#include <libgen.h>
+#include <iostream>
+
+#include "version.h"
+
+using namespace std;
+
+//----------------------------------------------------------------
+
+namespace {
+	void usage(ostream &out, string const &cmd) {
+		out << "Usage: " << cmd << " [options] {device|file}" << endl
+		    << "Options:" << endl
+		    << "  {-h|--help}" << endl
+		    << "  {-V|--version}" << endl;
+	}
+}
+
+//----------------------------------------------------------------
+
+int main(int argc, char **argv)
+{
+	int c;
+	char const shortopts[] = "hV";
+
+	option const longopts[] = {
+		{ "help", no_argument, NULL, 'h'},
+		{ "version", no_argument, NULL, 'V'},
+		{ NULL, no_argument, NULL, 0 }
+	};
+
+	while ((c = getopt_long(argc, argv, shortopts, longopts, NULL)) != -1) {
+		switch(c) {
+		case 'h':
+			usage(cout, basename(argv[0]));
+			return 0;
+
+		case 'V':
+			cout << THIN_PROVISIONING_TOOLS_VERSION << endl;
+			return 0;
+
+		default:
+			usage(cerr, basename(argv[0]));
+			return 1;
+		}
+	}
+
+#if 0
+	if (argc == optind) {
+		cerr << "No input file provided." << endl;
+		usage(cerr, basename(argv[0]));
+		return 1;
+	}
+#endif
+
+	return 0;
+}
+
+//----------------------------------------------------------------