123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119 |
- /*
- * Copyright (C) 2009 Daniel Verkamp <daniel@drv.nu>.
- *
- * 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 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.
- *
- * March-19-2009 @ 02:44: Added sleep command.
- * Shao Miller <shao.miller@yrdsb.edu.on.ca>.
- */
-
- FILE_LICENCE ( GPL2_OR_LATER );
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <unistd.h>
- #include <ipxe/command.h>
- #include <ipxe/parseopt.h>
- #include <ipxe/nap.h>
- #include <ipxe/timer.h>
-
- /** @file
- *
- * Time commands
- *
- */
-
- /** "time" options */
- struct time_options {};
-
- /** "time" option list */
- static struct option_descriptor time_opts[] = {};
-
- /** "time" command descriptor */
- static struct command_descriptor time_cmd =
- COMMAND_DESC ( struct time_options, time_opts, 1, MAX_ARGUMENTS,
- "<command>" );
-
- /**
- * "time" command
- *
- * @v argc Argument count
- * @v argv Argument list
- * @ret rc Return status code
- */
- static int time_exec ( int argc, char **argv ) {
- struct time_options opts;
- unsigned long start;
- int secs;
- int rc;
-
- /* Parse options */
- if ( ( rc = parse_options ( argc, argv, &time_cmd, &opts ) ) != 0 )
- return rc;
-
- start = currticks();
- rc = execv ( argv[1], argv + 1 );
- secs = (currticks() - start) / ticks_per_sec();
-
- printf ( "%s: %ds\n", argv[0], secs );
-
- return rc;
- }
-
- /** "time" command */
- struct command time_command __command = {
- .name = "time",
- .exec = time_exec,
- };
-
- /** "sleep" options */
- struct sleep_options {};
-
- /** "sleep" option list */
- static struct option_descriptor sleep_opts[] = {};
-
- /** "sleep" command descriptor */
- static struct command_descriptor sleep_cmd =
- COMMAND_DESC ( struct sleep_options, sleep_opts, 1, 1, "<seconds>" );
-
- /**
- * "sleep" command
- *
- * @v argc Argument count
- * @v argv Argument list
- * @ret rc Return status code
- */
- static int sleep_exec ( int argc, char **argv ) {
- struct sleep_options opts;
- unsigned long start, delay;
- int rc;
-
- /* Parse options */
- if ( ( rc = parse_options ( argc, argv, &sleep_cmd, &opts ) ) != 0 )
- return rc;
-
- start = currticks();
- delay = strtoul ( argv[1], NULL, 0 ) * ticks_per_sec();
- while ( ( currticks() - start ) <= delay )
- cpu_nap();
- return 0;
- }
-
- /** "sleep" command */
- struct command sleep_command __command = {
- .name = "sleep",
- .exec = sleep_exec,
- };
|