1*83d290c5STom Rini // SPDX-License-Identifier: GPL-2.0+
22e192b24SSimon Glass /*
32e192b24SSimon Glass * Copyright 2000-2009
42e192b24SSimon Glass * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
52e192b24SSimon Glass */
62e192b24SSimon Glass
72e192b24SSimon Glass #include <common.h>
82e192b24SSimon Glass #include <command.h>
92e192b24SSimon Glass
do_echo(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])102e192b24SSimon Glass static int do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
112e192b24SSimon Glass {
122e192b24SSimon Glass int i;
132e192b24SSimon Glass int putnl = 1;
142e192b24SSimon Glass
152e192b24SSimon Glass for (i = 1; i < argc; i++) {
162e192b24SSimon Glass char *p = argv[i];
172e192b24SSimon Glass char *nls; /* new-line suppression */
182e192b24SSimon Glass
192e192b24SSimon Glass if (i > 1)
202e192b24SSimon Glass putc(' ');
212e192b24SSimon Glass
222e192b24SSimon Glass nls = strstr(p, "\\c");
232e192b24SSimon Glass if (nls) {
242e192b24SSimon Glass char *prenls = p;
252e192b24SSimon Glass
262e192b24SSimon Glass putnl = 0;
272e192b24SSimon Glass /*
282e192b24SSimon Glass * be paranoid and guess that someone might
292e192b24SSimon Glass * say \c more than once
302e192b24SSimon Glass */
312e192b24SSimon Glass while (nls) {
322e192b24SSimon Glass *nls = '\0';
332e192b24SSimon Glass puts(prenls);
342e192b24SSimon Glass *nls = '\\';
352e192b24SSimon Glass prenls = nls + 2;
362e192b24SSimon Glass nls = strstr(prenls, "\\c");
372e192b24SSimon Glass }
382e192b24SSimon Glass puts(prenls);
392e192b24SSimon Glass } else {
402e192b24SSimon Glass puts(p);
412e192b24SSimon Glass }
422e192b24SSimon Glass }
432e192b24SSimon Glass
442e192b24SSimon Glass if (putnl)
452e192b24SSimon Glass putc('\n');
462e192b24SSimon Glass
472e192b24SSimon Glass return 0;
482e192b24SSimon Glass }
492e192b24SSimon Glass
502e192b24SSimon Glass U_BOOT_CMD(
512e192b24SSimon Glass echo, CONFIG_SYS_MAXARGS, 1, do_echo,
522e192b24SSimon Glass "echo args to console",
532e192b24SSimon Glass "[args..]\n"
542e192b24SSimon Glass " - echo args to console; \\c suppresses newline"
552e192b24SSimon Glass );
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