arch/all-pc/boot/grub2-aros/grub-core/commands/time.c

   1 /* echo.c - Command to display a line of text  */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2011  Free Software Foundation, Inc.
   5  *
   6  *  GRUB is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  GRUB is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <grub/time.h>
  21 #include <grub/misc.h>
  22 #include <grub/dl.h>
  23 #include <grub/command.h>
  24 #include <grub/i18n.h>
  25
  26 GRUB_MOD_LICENSE ("GPLv3+");
  27
  28
  29 static grub_err_t
  30 grub_cmd_time (grub_command_t ctxt __attribute__ ((unused)),
  31                int argc, char **args)
  32 {
  33   grub_command_t cmd;
  34   grub_uint32_t start;
  35   grub_uint32_t end;
  36
  37   if (argc == 0)
  38     return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("no command is specified"));
  39
  40   cmd = grub_command_find (args[0]);
  41
  42   if (!cmd)
  43     return grub_error (GRUB_ERR_UNKNOWN_COMMAND, N_("can't find command `%s'"),
  44                        args[0]);
  45
  46   start = grub_get_time_ms ();
  47   (cmd->func) (cmd, argc - 1, &args[1]);
  48   end = grub_get_time_ms ();
  49
  50   grub_printf_ (N_("Elapsed time: %d.%03d seconds \n"), (end - start) / 1000,
  51                 (end - start) % 1000);
  52
  53   return grub_errno;
  54 }
  55
  56 static grub_command_t cmd;
  57 \f
  58 GRUB_MOD_INIT(time)
  59 {
  60   cmd = grub_register_command ("time", grub_cmd_time,
  61                               N_("COMMAND [ARGS]"),
  62                                N_("Measure time used by COMMAND"));
  63 }
  64
  65 GRUB_MOD_FINI(time)
  66 {
  67   grub_unregister_command (cmd);
  68 }