diff options
Diffstat (limited to 'include/bits/xopen_lim.h')
| -rw-r--r-- | include/bits/xopen_lim.h | 149 |
1 files changed, 1 insertions, 148 deletions
diff --git a/include/bits/xopen_lim.h b/include/bits/xopen_lim.h index 957010d2c0..9c2c1ecf9b 100644 --- a/include/bits/xopen_lim.h +++ b/include/bits/xopen_lim.h @@ -1,148 +1 @@ -/* Copyright (C) 1996-2020 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 - <https://www.gnu.org/licenses/>. */ - -/* - * Never include this file directly; use <limits.h> instead. - */ - -/* Additional definitions from X/Open Portability Guide, Issue 4, Version 2 - System Interfaces and Headers, 4.16 <limits.h> - - Please note only the values which are not greater than the minimum - stated in the standard document are listed. The `sysconf' functions - should be used to obtain the actual value. */ - -#ifndef _XOPEN_LIM_H -#define _XOPEN_LIM_H 1 - -/* We do not provide fixed values for - - ARG_MAX Maximum length of argument to the `exec' function - including environment data. - - ATEXIT_MAX Maximum number of functions that may be registered - with `atexit'. - - CHILD_MAX Maximum number of simultaneous processes per real - user ID. - - OPEN_MAX Maximum number of files that one process can have open - at anyone time. - - PAGESIZE - PAGE_SIZE Size of bytes of a page. - - PASS_MAX Maximum number of significant bytes in a password. - - We only provide a fixed limit for - - IOV_MAX Maximum number of `iovec' structures that one process has - available for use with `readv' or writev'. - - if this is indeed fixed by the underlying system. -*/ - - -/* Maximum number of `iovec' structures that may be used in a single call - to `readv', `writev', etc. */ -#define _XOPEN_IOV_MAX _POSIX_UIO_MAXIOV - -#include <bits/uio_lim.h> -#ifdef __IOV_MAX -# define IOV_MAX __IOV_MAX -#else -# undef IOV_MAX -#endif - -/* Maximum value of `digit' in calls to the `printf' and `scanf' - functions. We have no limit, so return a reasonable value. */ -#define NL_ARGMAX _POSIX_ARG_MAX - -/* Maximum number of bytes in a `LANG' name. We have no limit. */ -#define NL_LANGMAX _POSIX2_LINE_MAX - -/* Maximum message number. We have no limit. */ -#define NL_MSGMAX INT_MAX - -/* Maximum number of bytes in N-to-1 collation mapping. We have no - limit. */ -#if defined __USE_GNU || !defined __USE_XOPEN2K8 -# define NL_NMAX INT_MAX -#endif - -/* Maximum set number. We have no limit. */ -#define NL_SETMAX INT_MAX - -/* Maximum number of bytes in a message. We have no limit. */ -#define NL_TEXTMAX INT_MAX - -/* Default process priority. */ -#define NZERO 20 - - -/* Number of bits in a word of type `int'. */ -#ifdef INT_MAX -# if INT_MAX == 32767 -# define WORD_BIT 16 -# else -# if INT_MAX == 2147483647 -# define WORD_BIT 32 -# else -/* Safe assumption. */ -# define WORD_BIT 64 -# endif -# endif -#elif defined __INT_MAX__ -# if __INT_MAX__ == 32767 -# define WORD_BIT 16 -# else -# if __INT_MAX__ == 2147483647 -# define WORD_BIT 32 -# else -/* Safe assumption. */ -# define WORD_BIT 64 -# endif -# endif -#else -# define WORD_BIT 32 -#endif - -/* Number of bits in a word of type `long int'. */ -#ifdef LONG_MAX -# if LONG_MAX == 2147483647 -# define LONG_BIT 32 -# else -/* Safe assumption. */ -# define LONG_BIT 64 -# endif -#elif defined __LONG_MAX__ -# if __LONG_MAX__ == 2147483647 -# define LONG_BIT 32 -# else -/* Safe assumption. */ -# define LONG_BIT 64 -# endif -#else -# include <bits/wordsize.h> -# if __WORDSIZE == 64 -# define LONG_BIT 64 -# else -# define LONG_BIT 32 -# endif -#endif - -#endif /* bits/xopen_lim.h */ +#include <misc/bits/xopen_lim.h> |