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| /*
| * Copyright 2000-2009
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #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"
| );
|
|
