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/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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 (at your option) 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <malloc.h>
#include <xfuncs.h>
#include <environment.h>
static int do_readline (cmd_tbl_t *cmdtp, int argc, char *argv[])
{
char *buf = xzalloc(CONFIG_CBSIZE);
if (argc < 3)
return COMMAND_ERROR_USAGE;
if (readline(argv[1], buf, CONFIG_CBSIZE) < 0) {
free(buf);
return 1;
}
setenv(argv[2], buf);
free(buf);
return 0;
}
static const __maybe_unused char cmd_readline_help[] =
"Usage: readline <prompt> VAR\n"
"readline reads a line of user input into variable VAR.\n";
U_BOOT_CMD_START(readline)
.maxargs = 3,
.cmd = do_readline,
.usage = "prompt for user input",
U_BOOT_CMD_HELP(cmd_readline_help)
U_BOOT_CMD_END
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