From 9cee42f10dbc5b33866ff137b926a74abd7c1a5b Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Fri, 1 Mar 2002 20:46:26 +0000 Subject: Major rework of the include files to eliminate redundancy and to better support each arch. This is a really big patch... -Erik --- libc/sysdeps/linux/common/bits/posix1_lim.h | 141 ++++++++++++++++++++++++++++ 1 file changed, 141 insertions(+) create mode 100644 libc/sysdeps/linux/common/bits/posix1_lim.h (limited to 'libc/sysdeps/linux/common/bits/posix1_lim.h') diff --git a/libc/sysdeps/linux/common/bits/posix1_lim.h b/libc/sysdeps/linux/common/bits/posix1_lim.h new file mode 100644 index 000000000..e16f4674d --- /dev/null +++ b/libc/sysdeps/linux/common/bits/posix1_lim.h @@ -0,0 +1,141 @@ +/* Copyright (C) 1991,92,93,96,98,2000,2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* + * POSIX Standard: 2.9.2 Minimum Values Added to + * + * Never include this file directly; use instead. + */ + +#ifndef _BITS_POSIX1_LIM_H +#define _BITS_POSIX1_LIM_H 1 + + +/* These are the standard-mandated minimum values. */ + +/* Minimum number of operations in one list I/O call. */ +#define _POSIX_AIO_LISTIO_MAX 2 + +/* Minimal number of outstanding asynchronous I/O operations. */ +#define _POSIX_AIO_MAX 1 + +/* Maximum length of arguments to `execve', including environment. */ +#define _POSIX_ARG_MAX 4096 + +/* Maximum simultaneous processes per real user ID. */ +#define _POSIX_CHILD_MAX 6 + +/* Minimal number of timer expiration overruns. */ +#define _POSIX_DELAYTIMER_MAX 32 + +/* Maximum link count of a file. */ +#define _POSIX_LINK_MAX 8 + +/* Number of bytes in a terminal canonical input queue. */ +#define _POSIX_MAX_CANON 255 + +/* Number of bytes for which space will be + available in a terminal input queue. */ +#define _POSIX_MAX_INPUT 255 + +/* Maximum number of message queues open for a process. */ +#define _POSIX_MQ_OPEN_MAX 8 + +/* Maximum number of supported message priorities. */ +#define _POSIX_MQ_PRIO_MAX 32 + +/* Number of simultaneous supplementary group IDs per process. */ +#define _POSIX_NGROUPS_MAX 0 + +/* Number of files one process can have open at once. */ +#define _POSIX_OPEN_MAX 16 + +/* Number of descriptors that a process may examine with `pselect' or + `select'. */ +#define _POSIX_FD_SETSIZE _POSIX_OPEN_MAX + +/* Number of bytes in a filename. */ +#define _POSIX_NAME_MAX 14 + +/* Number of bytes in a pathname. */ +#define _POSIX_PATH_MAX 256 + +/* Number of bytes than can be written atomically to a pipe. */ +#define _POSIX_PIPE_BUF 512 + +/* Minimal number of realtime signals reserved for the application. */ +#define _POSIX_RTSIG_MAX 8 + +/* Number of semaphores a process can have. */ +#define _POSIX_SEM_NSEMS_MAX 256 + +/* Maximal value of a semaphore. */ +#define _POSIX_SEM_VALUE_MAX 32767 + +/* Number of pending realtime signals. */ +#define _POSIX_SIGQUEUE_MAX 32 + +/* Largest value of a `ssize_t'. */ +#define _POSIX_SSIZE_MAX 32767 + +/* Number of streams a process can have open at once. */ +#define _POSIX_STREAM_MAX 8 + +/* Maximum length of a timezone name (element of `tzname'). */ +#define _POSIX_TZNAME_MAX 6 + +/* Maximum number of connections that can be queued on a socket. */ +#define _POSIX_QLIMIT 1 + +/* Maximum number of bytes that can be buffered on a socket for send + or receive. */ +#define _POSIX_HIWAT _POSIX_PIPE_BUF + +/* Maximum number of elements in an `iovec' array. */ +#define _POSIX_UIO_MAXIOV 16 + +/* Maximum number of characters in a tty name. */ +#define _POSIX_TTY_NAME_MAX 9 + +/* Number of timer for a process. */ +#define _POSIX_TIMER_MAX 32 + +/* Maximum length of login name. */ +#define _POSIX_LOGIN_NAME_MAX 9 + +/* Maximum clock resolution in nanoseconds. */ +#define _POSIX_CLOCKRES_MIN 20000000 + + +/* Get the implementation-specific values for the above. */ +#include + + +#ifndef SSIZE_MAX +# define SSIZE_MAX INT_MAX +#endif + + +/* This value is a guaranteed minimum maximum. + The current maximum can be got from `sysconf'. */ + +#ifndef NGROUPS_MAX +# define NGROUPS_MAX _POSIX_NGROUPS_MAX +#endif + +#endif /* bits/posix1_lim.h */ -- cgit v1.2.3