57 lines
929 B
C
57 lines
929 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright 2000-2009
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
|
|
static int do_echo(struct cmd_tbl *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"
|
|
);
|