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/*************************************************************************\
* Copyright (C) Michael Kerrisk, 2018. *
* *
* This program is free software. You may use, modify, and redistribute it *
* under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 or (at your option) *
* any later version. This program is distributed without any warranty. *
* See the files COPYING.lgpl-v3 and COPYING.gpl-v3 for details. *
\*************************************************************************/
/* Listing 3-5 */
/* get_num.h
Header file for get_num.c.
*/
#ifndef GET_NUM_H
#define GET_NUM_H
#define GN_NONNEG 01 /* Value must be >= 0 */
#define GN_GT_0 02 /* Value must be > 0 */
/* By default, integers are decimal */
#define GN_ANY_BASE 0100 /* Can use any base - like strtol(3) */
#define GN_BASE_8 0200 /* Value is expressed in octal */
#define GN_BASE_16 0400 /* Value is expressed in hexadecimal */
long getLong(const char *arg, int flags, const char *name);
int getInt(const char *arg, int flags, const char *name);
#endif
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