/* | |
* 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" | |
); |