1*727a69dcSkre /* $NetBSD: arithmetic.h,v 1.2 2017/06/07 05:08:32 kre Exp $ */ 2cc8e58edSkre 3cc8e58edSkre /*- 4cc8e58edSkre * Copyright (c) 1995 5cc8e58edSkre * The Regents of the University of California. All rights reserved. 6cc8e58edSkre * 7cc8e58edSkre * Redistribution and use in source and binary forms, with or without 8cc8e58edSkre * modification, are permitted provided that the following conditions 9cc8e58edSkre * are met: 10cc8e58edSkre * 1. Redistributions of source code must retain the above copyright 11cc8e58edSkre * notice, this list of conditions and the following disclaimer. 12cc8e58edSkre * 2. Redistributions in binary form must reproduce the above copyright 13cc8e58edSkre * notice, this list of conditions and the following disclaimer in the 14cc8e58edSkre * documentation and/or other materials provided with the distribution. 15cc8e58edSkre * 4. Neither the name of the University nor the names of its contributors 16cc8e58edSkre * may be used to endorse or promote products derived from this software 17cc8e58edSkre * without specific prior written permission. 18cc8e58edSkre * 19cc8e58edSkre * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20cc8e58edSkre * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21cc8e58edSkre * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22cc8e58edSkre * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23cc8e58edSkre * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24cc8e58edSkre * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25cc8e58edSkre * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26cc8e58edSkre * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27cc8e58edSkre * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28cc8e58edSkre * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29cc8e58edSkre * SUCH DAMAGE. 30cc8e58edSkre * 31cc8e58edSkre * @(#)arith.h 1.1 (Berkeley) 5/4/95 32cc8e58edSkre * 33cc8e58edSkre * From FreeBSD, from dash 34cc8e58edSkre */ 35cc8e58edSkre 36cc8e58edSkre #include "shell.h" 37cc8e58edSkre 38cc8e58edSkre #define DIGITS(var) (3 + (2 + CHAR_BIT * sizeof((var))) / 3) 39cc8e58edSkre 40cc8e58edSkre #define ARITH_FORMAT_STR "%" PRIdMAX 41cc8e58edSkre 42*727a69dcSkre intmax_t arith(const char *, int); 43