headers/posix/sys/param.h

   1 /*
   2  * Copyright 2002-2012 Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _SYS_PARAM_H
   6 #define _SYS_PARAM_H
   7
   8
   9 #include <limits.h>
  10
  11
  12 #define MAXPATHLEN      PATH_MAX
  13 #define MAXSYMLINKS             SYMLOOP_MAX
  14
  15 #define NOFILE          OPEN_MAX
  16
  17 #ifndef MIN
  18 #       define MIN(a,b) (((a) < (b)) ? (a) : (b))
  19 #endif
  20 #ifndef MAX
  21 #       define MAX(a,b) (((a) > (b)) ? (a) : (b))
  22 #endif
  23
  24 #define _ALIGNBYTES     (sizeof(long) - 1)
  25 #define _ALIGN(p) \
  26         (((u_long)(p) + _ALIGNBYTES) &~ _ALIGNBYTES)
  27
  28 /* maximum possible length of this machine's hostname */
  29 #ifndef MAXHOSTNAMELEN
  30 #       define MAXHOSTNAMELEN 256
  31 #endif
  32
  33 #endif  /* _SYS_PARAM_H */