From 8863ecde5dba262c0736da7505a9fa3655ed42f6 Mon Sep 17 00:00:00 2001 From: "Richard W.M. Jones" Date: Thu, 2 Jul 2009 16:02:32 +0100 Subject: Add the guestfish 'time' command. > time sfdisk /dev/sda 0 0 0 , elapsed time: 6.12 seconds --- fish/time.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 fish/time.c (limited to 'fish/time.c') diff --git a/fish/time.c b/fish/time.c new file mode 100644 index 00000000..d2a20669 --- /dev/null +++ b/fish/time.c @@ -0,0 +1,54 @@ +/* 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 + +#include +#include +#include +#include + +#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; +} -- cgit