regress/lib/libc/div/div.c

   1 /*      $NetBSD: div.c,v 1.2 2002/02/21 07:38:15 itojun Exp $   */
   2
   3 /*-
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * 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  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26  * POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31
  32 #define NUM     1999236
  33 #define DENOM   1000000
  34 #define QUOT    1
  35 #define REM     999236
  36
  37 int
  38 main(void)
  39 {
  40         div_t d;
  41         ldiv_t ld;
  42         lldiv_t lld;
  43         int error = 0;
  44
  45         d = div(NUM, DENOM);
  46         ld = ldiv(NUM, DENOM);
  47         lld = lldiv(NUM, DENOM);
  48
  49         if (d.quot != QUOT || d.rem != REM) {
  50                 fprintf(stderr, "div returned (%d, %d), expected (%d, %d)\n",
  51                     d.quot, d.rem, QUOT, REM);
  52                 error++;
  53         }
  54         if (ld.quot != QUOT || ld.rem != REM) {
  55                 fprintf(stderr, "ldiv returned (%ld, %ld), expected (%d, %d)\n",
  56                     ld.quot, ld.rem, QUOT, REM);
  57                 error++;
  58         }
  59         if (lld.quot != QUOT || lld.rem != REM) {
  60                 fprintf(stderr, "lldiv returned (%lld, %lld), expected (%d, %d)\n",
  61                     lld.quot, lld.rem, QUOT, REM);
  62                 error++;
  63         }
  64         if (error > 0)
  65                 fprintf(stderr, "div: got %d errors\n", error);
  66         exit(error);
  67 }