/* * 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> 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], c; if (i > 1) putc(' '); while ((c = *p++) != '\0') { if (c == '\\' && *p == 'c') { putnl = 0; p++; } else { putc(c); } } } 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" );