/*

 * LIBOIL - Library of Optimized Inner Loops

 * Copyright (c) 2007 David A. Schleef <ds@schleef.org>

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef _LIBOIL_UTILS_H_

#define _LIBOIL_UTILS_H_

#include <liboil/liboil-stdint.h>

#ifndef TRUE

#define TRUE 1

#endif

#ifndef FALSE

#define FALSE 0

#endif

typedef unsigned int oil_bool;

#ifdef OIL_ENABLE_UNSTABLE_API

#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))

#define DIVIDE_ROUND_UP(a,b) (((a) + (b) - 1)/(b))

#ifndef MIN

#define MIN(a,b) ((a)<(b) ? (a) : (b))

#endif

#ifndef MAX

#define MAX(a,b) ((a)>(b) ? (a) : (b))

#endif

#ifndef CLAMP

#define CLAMP(x,a,b) ((x)<(a) ? (a) : ((x)>(b) ? (b) : (x)))

#endif

#define ROUND_UP_SHIFT(x,y) (((x) + (1<<(y)) - 1)>>(y))

#define ROUND_UP_POW2(x,y) (((x) + (1<<(y)) - 1)&((~0)<<(y)))

#define ROUND_UP_2(x) ROUND_UP_POW2(x,1)

#define ROUND_UP_4(x) ROUND_UP_POW2(x,2)

#define ROUND_UP_8(x) ROUND_UP_POW2(x,3)

#define ROUND_SHIFT(x,y) (((x) + (1<<((y)-1)))>>(y))

#endif

#if defined(__GNUC__) && defined(__GNUC_MINOR__)

#define OIL_GNUC_PREREQ(maj, min) \

  ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))

#else

#define OIL_GNUC_PREREQ(maj, min) 0

#endif

#if OIL_GNUC_PREREQ(3,3) && defined(__ELF__)

#define OIL_INTERNAL __attribute__ ((visibility ("internal")))

#else

#define OIL_INTERNAL

#endif

#ifdef __cplusplus

#define OIL_BEGIN_DECLS extern "C" {

#define OIL_END_DECLS }

#else

#define OIL_BEGIN_DECLS

#define OIL_END_DECLS

#endif

#ifdef _MSC_VER

#ifdef OIL_EXPORTS

#define OIL_EXPORT __declspec(dllexport) extern

#else

#define OIL_EXPORT __declspec(dllimport) extern

#endif

#else /* not _MSC_VER */

#define OIL_EXPORT extern

#endif

OIL_BEGIN_DECLS

#ifdef OIL_ENABLE_UNSTABLE_API

int get_file_int (const char *file, int *value);

char * get_file (const char *file);

char * get_cpuinfo_line (char *cpuinfo, const char *tag);

char * _strndup (const char *s, int n);

char ** strsplit (char *s);

char * get_tag_value (char *s, const char *tag);

#endif

OIL_END_DECLS

#endif