bin/yes/yes.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 /*
  27  * Copyright (c) 2013, Joyent, Inc.  All rights reserved.
  28  */
  29
  30 #include <stdio.h>
  31
  32 int
  33 main(int argc, char **argv)
  34 {
  35         if (argc <= 1) {
  36                 while (puts("y") != EOF)
  37                         continue;
  38         } else {
  39                 for (;;) {
  40                         int i;
  41
  42                         for (i = 1; i < argc; i++) {
  43                                 if (i > 1)
  44                                         if (putchar(' ') == EOF)
  45                                                 goto err;
  46                                 if (fputs(argv[i], stdout) == EOF)
  47                                         goto err;
  48                         }
  49                         if (putchar('\n') == EOF)
  50                                 goto err;
  51                 }
  52         }
  53
  54 err:
  55         return (1);
  56 }