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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
56 lines
923 B
C
56 lines
923 B
C
/*
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* Copyright 2000-2009
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <command.h>
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static int do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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int i;
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int putnl = 1;
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for (i = 1; i < argc; i++) {
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char *p = argv[i];
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char *nls; /* new-line suppression */
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if (i > 1)
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putc(' ');
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nls = strstr(p, "\\c");
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if (nls) {
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char *prenls = p;
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putnl = 0;
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/*
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* be paranoid and guess that someone might
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* say \c more than once
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*/
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while (nls) {
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*nls = '\0';
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puts(prenls);
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*nls = '\\';
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prenls = nls + 2;
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nls = strstr(prenls, "\\c");
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}
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puts(prenls);
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} else {
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puts(p);
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}
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}
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if (putnl)
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putc('\n');
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return 0;
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}
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U_BOOT_CMD(
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echo, CONFIG_SYS_MAXARGS, 1, do_echo,
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"echo args to console",
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"[args..]\n"
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" - echo args to console; \\c suppresses newline"
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);
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