mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-04 19:00:09 +00:00
101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/* Minimum guaranteed maximum values for system limits. Linux/PPC version.
|
|
Copyright (C) 1993-2017 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; see the file COPYING.LIB. If
|
|
not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
/* The kernel header pollutes the namespace with the NR_OPEN symbol
|
|
and defines LINK_MAX although filesystems have different maxima. A
|
|
similar thing is true for OPEN_MAX: the limit can be changed at
|
|
runtime and therefore the macro must not be defined. Remove this
|
|
after including the header if necessary. */
|
|
#ifndef NR_OPEN
|
|
# define __undef_NR_OPEN
|
|
#endif
|
|
#ifndef LINK_MAX
|
|
# define __undef_LINK_MAX
|
|
#endif
|
|
#ifndef OPEN_MAX
|
|
# define __undef_OPEN_MAX
|
|
#endif
|
|
#ifndef ARG_MAX
|
|
# define __undef_ARG_MAX
|
|
#endif
|
|
|
|
/* The kernel sources contain a file with all the needed information. */
|
|
#include <linux/limits.h>
|
|
|
|
/* Have to remove NR_OPEN? */
|
|
#ifdef __undef_NR_OPEN
|
|
# undef NR_OPEN
|
|
# undef __undef_NR_OPEN
|
|
#endif
|
|
/* Have to remove LINK_MAX? */
|
|
#ifdef __undef_LINK_MAX
|
|
# undef LINK_MAX
|
|
# undef __undef_LINK_MAX
|
|
#endif
|
|
/* Have to remove OPEN_MAX? */
|
|
#ifdef __undef_OPEN_MAX
|
|
# undef OPEN_MAX
|
|
# undef __undef_OPEN_MAX
|
|
#endif
|
|
/* Have to remove ARG_MAX? */
|
|
#ifdef __undef_ARG_MAX
|
|
# undef ARG_MAX
|
|
# undef __undef_ARG_MAX
|
|
#endif
|
|
|
|
/* The number of data keys per process. */
|
|
#define _POSIX_THREAD_KEYS_MAX 128
|
|
/* This is the value this implementation supports. */
|
|
#define PTHREAD_KEYS_MAX 1024
|
|
|
|
/* Controlling the iterations of destructors for thread-specific data. */
|
|
#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4
|
|
/* Number of iterations this implementation does. */
|
|
#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS
|
|
|
|
/* The number of threads per process. */
|
|
#define _POSIX_THREAD_THREADS_MAX 64
|
|
/* We have no predefined limit on the number of threads. */
|
|
#undef PTHREAD_THREADS_MAX
|
|
|
|
/* Maximum amount by which a process can descrease its asynchronous I/O
|
|
priority level. */
|
|
#define AIO_PRIO_DELTA_MAX 20
|
|
|
|
/* Minimum size for a thread. At least two pages for systems with 64k
|
|
pages. */
|
|
#define PTHREAD_STACK_MIN 131072
|
|
|
|
/* Maximum number of timer expiration overruns. */
|
|
#define DELAYTIMER_MAX 2147483647
|
|
|
|
/* Maximum tty name length. */
|
|
#define TTY_NAME_MAX 32
|
|
|
|
/* Maximum login name length. This is arbitrary. */
|
|
#define LOGIN_NAME_MAX 256
|
|
|
|
/* Maximum host name length. */
|
|
#define HOST_NAME_MAX 64
|
|
|
|
/* Maximum message queue priority level. */
|
|
#define MQ_PRIO_MAX 32768
|
|
|
|
/* Maximum value the semaphore can have. */
|
|
#define SEM_VALUE_MAX (2147483647)
|