summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/common/bits/local_lim.h
blob: 0a7c83706f717ed9fa1adb6ac2cbd5d5ddaa7aa6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/* Minimum guaranteed maximum values for system limits.  Linux version.
   Copyright (C) 1993, 94, 95, 96, 97, 98, 2000 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 Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/* 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

/* 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

/* 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
/* This is the value this implementation supports.  */
#define PTHREAD_THREADS_MAX	1024

/* 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.  We are free to choose a reasonable value.  */
#define PTHREAD_STACK_MIN	16384

/* Maximum number of POSIX timers available.  */
#define TIMER_MAX	256