IABSD.fr/src/bin/echo/echo.c

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• Author : deraadt
  Date : 2015-10-09 01:37:06
  Hash : 0bd1216c
  Message : Change all tame callers to namechange to pledge(2).

• bin/echo/echo.c

• /*	$OpenBSD: echo.c,v 1.10 2015/10/09 01:37:06 deraadt Exp $	*/
  /*	$NetBSD: echo.c,v 1.6 1995/03/21 09:04:27 cgd Exp $	*/
  
  /*
   * Copyright (c) 1989, 1993
   *	The Regents of the University of California.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. Neither the name of the University nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include <stdio.h>
  #include <string.h>
  #include <unistd.h>
  #include <err.h>
  
  /* ARGSUSED */
  int
  main(int argc, char *argv[])
  {
  	int nflag;
  
  	if (pledge("stdio", NULL) == -1)
  		err(1, "pledge");
  
  	/* This utility may NOT do getopt(3) option parsing. */
  	if (*++argv && !strcmp(*argv, "-n")) {
  		++argv;
  		nflag = 1;
  	}
  	else
  		nflag = 0;
  
  	while (*argv) {
  		(void)fputs(*argv, stdout);
  		if (*++argv)
  			putchar(' ');
  	}
  	if (!nflag)
  		putchar('\n');
  
  	return 0;
  }