2007-10-19 09:28:58 +00:00
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/*
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* (C) Copyright 2000-2003
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <malloc.h>
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#include <xfuncs.h>
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#include <environment.h>
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static int do_readline (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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char *buf = xzalloc(CONFIG_CBSIZE);
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if (argc < 3) {
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u_boot_cmd_usage(cmdtp);
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return 1;
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}
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if (readline(argv[1], buf, CONFIG_CBSIZE) < 0) {
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free(buf);
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return 1;
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}
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setenv(argv[2], buf);
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free(buf);
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return 0;
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}
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2008-04-04 09:46:55 +00:00
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static const __maybe_unused char cmd_readline_help[] =
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2007-10-19 09:28:58 +00:00
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"Usage: readline <prompt> VAR\n"
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"readline reads a line of user input into variable VAR.\n";
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U_BOOT_CMD_START(readline)
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.maxargs = 3,
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.cmd = do_readline,
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.usage = "prompt for user input",
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U_BOOT_CMD_HELP(cmd_readline_help)
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U_BOOT_CMD_END
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