projects / thirdparty / glibc.git / blame
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|---|---|---|
| 2c6fe0bd UD |
1 | /* Copyright (C) 1996 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | ||
| 4 | The GNU C Library is free software; you can redistribute it and/or | |
| 5 | modify it under the terms of the GNU Library General Public License as | |
| 6 | published by the Free Software Foundation; either version 2 of the | |
| 7 | License, or (at your option) any later version. | |
| 8 | ||
| 9 | The GNU C Library is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | Library General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Library General Public | |
| 15 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 16 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 17 | Boston, MA 02111-1307, USA. */ | |
| 18 | ||
| 19 | /* Additional definitions from X/Open Portability Guide, Issue 4, Version 2 | |
| 20 | System Interfaces and Headers, 4.16 <limits.h> | |
| 21 | ||
| 22 | Please note only the values which are not greater than the minimum | |
| 23 | stated in the standard document are listed. The `sysconf' functions | |
| 24 | should be used to obtain the actual value. */ | |
| 25 | ||
| 26 | #ifndef _XOPEN_LIM_H | |
| 27 | ||
| 28 | #define _XOPEN_LIM_H 1 | |
| 29 | ||
| 30 | /* We do not provide fixed values for | |
| 31 | ||
| 32 | ARG_MAX Maximum length of argument to the `exec' function | |
| 33 | including environment data. | |
| 34 | ||
| 35 | ATEXIT_MAX Maximum number of functions that may be registered | |
| 36 | with `atexit'. | |
| 37 | ||
| 38 | CHILD_MAX Maximum number of simultaneous processes per real | |
| 39 | user ID. | |
| 40 | ||
| 41 | OPEN_MAX Maximum number of files that one process can have open | |
| 42 | at anyone time. | |
| 43 | ||
| 44 | PAGESIZE | |
| 45 | PAGE_SIZE Size of bytes of a page. | |
| 46 | ||
| 47 | PASS_MAX Maximum number of significant bytes in a password. | |
| 48 | */ | |
| 49 | ||
| 50 | ||
| 51 | /* Maximum number of `iovec' structures that one process has available | |
| 52 | for use with `readv' or writev'. */ | |
| 53 | #define IOV_MAX _XOPEN_IOV_MAX | |
| 54 | ||
| 55 | /* The number of streams that one process can have open at one time. */ | |
| 56 | #define STREAM_MAX _POSIX_STREAM_MAX | |
| 57 | ||
| 58 | /* Maximum number of bytes supported for the name of a time zone. */ | |
| 59 | #define TZNAME_MAX _POSIX_TZNAME_MAX | |
| 60 | ||
| 61 | ||
| 62 | /* Maximum number of `iovec' structures that one process has available | |
| 63 | for use with `readv' or writev'. */ | |
| 64 | #define _XOPEN_IOV_MAX _POSIX_UIO_MAXIOV | |
| 65 | ||
| 66 | ||
| 67 | /* Maximum value of `digit' in calls to the `printf' and `scanf' | |
| 68 | functions. We have no limit, so return a reasonable value. */ | |
| 69 | #define NL_ARGMAX _POSIX_ARG_MAX | |
| 70 | ||
| 71 | /* Maximum number of bytes in a `LANG' name. We have no limit. */ | |
| 72 | #define NL_LANGMAX _POSIX2_LINE_MAX | |
| 73 | ||
| 74 | /* Maximum message number. We have no limit. */ | |
| 75 | #define NL_MSGMAX INT_MAX | |
| 76 | ||
| 77 | /* Maximum number of bytes in N-to-1 collation mapping. We have no | |
| 78 | limit. */ | |
| 79 | #define NL_NMAX INT_MAX | |
| 80 | ||
| 81 | /* Maximum set number. We have no limit. */ | |
| 82 | #define NL_SETMAX INT_MAX | |
| 83 | ||
| 84 | /* Maximum number of bytes in a message. We have no limit. */ | |
| 85 | #define NL_TEXTMAX INT_MAX | |
| 86 | ||
| 87 | /* Default process priority. */ | |
| 88 | #define NZERO 20 | |
| 89 | ||
| 90 | #endif /* xopen_lim.h */ |