/* echo.c - Command to display a line of text */ /* * GRUB -- GRand Unified Bootloader * Copyright (C) 2011 Free Software Foundation, Inc. * * GRUB 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 3 of the License, or * (at your option) any later version. * * GRUB 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 GRUB. If not, see . */ #include #include #include #include #include GRUB_MOD_LICENSE ("GPLv3+"); static grub_err_t grub_cmd_time (grub_command_t ctxt __attribute__ ((unused)), int argc, char **args) { grub_command_t cmd; grub_uint32_t start; grub_uint32_t end; if (argc == 0) return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("no command is specified")); cmd = grub_command_find (args[0]); if (!cmd) return grub_error (GRUB_ERR_UNKNOWN_COMMAND, N_("can't find command `%s'"), args[0]); start = grub_get_time_ms (); (cmd->func) (cmd, argc - 1, &args[1]); end = grub_get_time_ms (); grub_printf_ (N_("Elapsed time: %d.%03d seconds \n"), (end - start) / 1000, (end - start) % 1000); return grub_errno; } static grub_command_t cmd; GRUB_MOD_INIT(time) { cmd = grub_register_command ("time", grub_cmd_time, N_("COMMAND [ARGS]"), N_("Measure time used by COMMAND")); } GRUB_MOD_FINI(time) { grub_unregister_command (cmd); }