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55 lines
920 B
55 lines
920 B
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* Copyright 2000-2009 |
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* Wolfgang Denk, DENX Software Engineering, [email protected]. |
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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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