ndk/platforms/android-21/arch-x86/usr/include/sys/param.h

   1 /*
   2  * Copyright (C) 2008 The Android Open Source Project
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *  * Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  *  * Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in
  12  *    the documentation and/or other materials provided with the
  13  *    distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28 #ifndef _SYS_PARAM_H_
  29 #define _SYS_PARAM_H_
  30
  31 #include <limits.h>
  32 #include <linux/param.h>
  33
  34 #define MAXPATHLEN  PATH_MAX
  35 #define MAXSYMLINKS 8
  36
  37 /* Macros for counting and rounding. */
  38 #ifndef howmany
  39 #define howmany(x, y)   (((x)+((y)-1))/(y))
  40 #endif
  41 #define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
  42 #define powerof2(x)     ((((x)-1)&(x))==0)
  43
  44 /* Macros for min/max. */
  45 #define MIN(a,b) (((a)<(b))?(a):(b))
  46 #define MAX(a,b) (((a)>(b))?(a):(b))
  47
  48 #endif /* _SYS_PARAM_H_ */