upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/common/cmd_echo.c

72 lines
1.6 KiB

/*
* Copyright 2000-2009
* 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>
static int do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int i;
int putnl = 1;
for (i = 1; i < argc; i++) {
char *p = argv[i];
char *nls; /* new-line suppression */
if (i > 1)
putc(' ');
nls = strstr(p, "\\c");
if (nls) {
char *prenls = p;
putnl = 0;
/*
* be paranoid and guess that someone might
* say \c more than once
*/
while (nls) {
*nls = '\0';
puts(prenls);
*nls = '\\';
prenls = nls + 2;
nls = strstr(prenls, "\\c");
}
puts(prenls);
} else {
puts(p);
}
}
if (putnl)
putc('\n');
return 0;
}
U_BOOT_CMD(
echo, CONFIG_SYS_MAXARGS, 1, do_echo,
"echo args to console",
"[args..]\n"
" - echo args to console; \\c suppresses newline"
);