commands/exec.c

   1 /*
   2  * exec.c - execute scripts
   3  *
   4  * Copyright (c) 2007 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2
  11  * as published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #include <common.h>
  24 #include <command.h>
  25 #include <fs.h>
  26 #include <fcntl.h>
  27 #include <linux/stat.h>
  28 #include <errno.h>
  29 #include <malloc.h>
  30 #include <xfuncs.h>
  31
  32 static int do_exec(cmd_tbl_t * cmdtp, int argc, char *argv[])
  33 {
  34         int i;
  35         char *script;
  36
  37         if (argc < 2)
  38                 return COMMAND_ERROR_USAGE;
  39
  40         for (i=1; i<argc; ++i) {
  41                 script = read_file(argv[i]);
  42                 if (!script)
  43                         return 1;
  44
  45                 if (run_command (script, flag) == -1)
  46                         goto out;
  47                 free(script);
  48         }
  49         return 0;
  50
  51 out:
  52         free(script);
  53         return 1;
  54 }
  55
  56 U_BOOT_CMD_START(exec)
  57         .cmd            = do_exec,
  58         .usage          = "execute a script",
  59 U_BOOT_CMD_END