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