--- /dev/null
+/* guestfish - the filesystem interactive shell
+ * Copyright (C) 2009 Red Hat Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "fish.h"
+
+int
+do_time (const char *cmd, int argc, char *argv[])
+{
+ struct timeval start_t, end_t;
+ int64_t start_us, end_us, elapsed_us;
+
+ if (argc < 1) {
+ fprintf (stderr, _("use 'time command [args...]'\n"));
+ return -1;
+ }
+
+ gettimeofday (&start_t, NULL);
+
+ if (issue_command (argv[0], &argv[1], NULL) == -1)
+ return -1;
+
+ gettimeofday (&end_t, NULL);
+
+ start_us = (int64_t) start_t.tv_sec * 1000000 + start_t.tv_usec;
+ end_us = (int64_t) end_t.tv_sec * 1000000 + end_t.tv_usec;
+ elapsed_us = end_us - start_us;
+ printf ("elapsed time: %d.%02d seconds\n",
+ (int) (elapsed_us / 1000000),
+ (int) ((elapsed_us / 10000) % 100));
+
+ return 0;
+}