/*
 * |-----------------------------------------------------------|
 * | Copyright (c) 1991, 1990 MIPS Computer Systems, Inc.      |
 * | All Rights Reserved                                       |
 * |-----------------------------------------------------------|
 * |          Restricted Rights Legend                         |
 * | Use, duplication, or disclosure by the Government is      |
 * | subject to restrictions as set forth in                   |
 * | subparagraph (c)(1)(ii) of the Rights in Technical        |
 * | Data and Computer Software Clause of DFARS 252.227-7013.  |
 * |         MIPS Computer Systems, Inc.                       |
 * |         950 DeGuigne Avenue                               |
 * |         Sunnyvale, California 94088-3650, USA             |
 * |-----------------------------------------------------------|
 */
#ident	"$Header: echo.c,v 1.7.2.1 92/06/24 13:28:25 marker Exp $"

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

main(argc, argv)
char **argv;
{
	register char	*cp;
	register int	i, wd;
	int	j;

	if(--argc == 0) {
		putchar('\n');
		exit(0);
	}
	for(i = 1; i <= argc; i++) {
		for(cp = argv[i]; *cp; cp++) {
			if(*cp == '\\')
			switch(*++cp) {
				case 'b':
					putchar('\b');
					continue;

				case 'c':
					exit(0);

				case 'f':
					putchar('\f');
					continue;

				case 'n':
					putchar('\n');
					continue;

				case 'r':
					putchar('\r');
					continue;

				case 't':
					putchar('\t');
					continue;

				case 'v':
					putchar('\v');
					continue;

				case '\\':
					putchar('\\');
					continue;
				case '0':
					j = wd = 0;
					while ((*++cp >= '0' && *cp <= '7') && j++ < 3) {
						wd <<= 3;
						wd |= (*cp - '0');
					}
					putchar(wd);
					--cp;
					continue;

				default:
					cp--;
			}
			putchar(*cp);
		}
		putchar(i == argc? '\n': ' ');
	}
	exit(0);
}
