Current File : //proc/thread-self/root/usr/include/bits/posix2_lim.h
/* Copyright (C) 1991-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/*
* Never include this file directly; include <limits.h> instead.
*/
#ifndef _BITS_POSIX2_LIM_H
#define _BITS_POSIX2_LIM_H 1
/* The maximum `ibase' and `obase' values allowed by the `bc' utility. */
#define _POSIX2_BC_BASE_MAX 99
/* The maximum number of elements allowed in an array by the `bc' utility. */
#define _POSIX2_BC_DIM_MAX 2048
/* The maximum `scale' value allowed by the `bc' utility. */
#define _POSIX2_BC_SCALE_MAX 99
/* The maximum length of a string constant accepted by the `bc' utility. */
#define _POSIX2_BC_STRING_MAX 1000
/* The maximum number of weights that can be assigned to an entry of
the LC_COLLATE `order' keyword in the locale definition file. */
#define _POSIX2_COLL_WEIGHTS_MAX 2
/* The maximum number of expressions that can be nested
within parentheses by the `expr' utility. */
#define _POSIX2_EXPR_NEST_MAX 32
/* The maximum length, in bytes, of an input line. */
#define _POSIX2_LINE_MAX 2048
/* The maximum number of repeated occurrences of a regular expression
permitted when using the interval notation `\{M,N\}'. */
#define _POSIX2_RE_DUP_MAX 255
/* The maximum number of bytes in a character class name. We have no
fixed limit, 2048 is a high number. */
#define _POSIX2_CHARCLASS_NAME_MAX 14
/* These values are implementation-specific,
and may vary within the implementation.
Their precise values can be obtained from sysconf. */
#ifndef BC_BASE_MAX
#define BC_BASE_MAX _POSIX2_BC_BASE_MAX
#endif
#ifndef BC_DIM_MAX
#define BC_DIM_MAX _POSIX2_BC_DIM_MAX
#endif
#ifndef BC_SCALE_MAX
#define BC_SCALE_MAX _POSIX2_BC_SCALE_MAX
#endif
#ifndef BC_STRING_MAX
#define BC_STRING_MAX _POSIX2_BC_STRING_MAX
#endif
#ifndef COLL_WEIGHTS_MAX
#define COLL_WEIGHTS_MAX 255
#endif
#ifndef EXPR_NEST_MAX
#define EXPR_NEST_MAX _POSIX2_EXPR_NEST_MAX
#endif
#ifndef LINE_MAX
#define LINE_MAX _POSIX2_LINE_MAX
#endif
#ifndef CHARCLASS_NAME_MAX
#define CHARCLASS_NAME_MAX 2048
#endif
/* This value is defined like this in regex.h. */
#define RE_DUP_MAX (0x7fff)
#endif /* bits/posix2_lim.h */
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