usr.sbin/accton/accton.c

   1 /*      $NetBSD: accton.c,v 1.10 2005/03/16 01:43:06 xtraeme Exp $      */
   2
   3 /*
   4  * Copyright (c) 1988, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 #ifndef lint
  34 __COPYRIGHT("@(#) Copyright (c) 1988, 1993\
  35  The Regents of the University of California.  All rights reserved.");
  36 #endif /* not lint */
  37
  38 #ifndef lint
  39 #if 0
  40 static char sccsid[] = "@(#)accton.c    8.1 (Berkeley) 6/6/93";
  41 #else
  42 __RCSID("$NetBSD: accton.c,v 1.10 2005/03/16 01:43:06 xtraeme Exp $");
  43 #endif
  44 #endif /* not lint */
  45
  46 #include <sys/types.h>
  47 #include <err.h>
  48 #include <errno.h>
  49 #include <unistd.h>
  50 #include <stdlib.h>
  51 #include <stdio.h>
  52 #include <string.h>
  53
  54 void    usage(void);
  55
  56 int
  57 main(int argc, char **argv)
  58 {
  59         int ch;
  60
  61         while ((ch = getopt(argc, argv, "")) != -1)
  62                 switch(ch) {
  63                 case '?':
  64                 default:
  65                         usage();
  66                 }
  67         argc -= optind;
  68         argv += optind;
  69
  70         switch(argc) {
  71         case 0:
  72                 if (acct(NULL))
  73                         err(1, "acct");
  74                 break;
  75         case 1:
  76                 if (acct(*argv))
  77                         err(1, "acct `%s'", *argv);
  78                 break;
  79         default:
  80                 usage();
  81         }
  82         exit(0);
  83 }
  84
  85 void
  86 usage(void)
  87 {
  88
  89         (void)fprintf(stderr, "usage: %s [file]\n", getprogname());
  90         exit(1);
  91 }