sl@0: /*
sl@0:  * LIBOIL - Library of Optimized Inner Loops
sl@0:  * Copyright (c) 2007 David A. Schleef <ds@schleef.org>
sl@0:  * All rights reserved.
sl@0:  *
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  * 1. Redistributions of source code must retain the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer.
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in the
sl@0:  *    documentation and/or other materials provided with the distribution.
sl@0:  * 
sl@0:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
sl@0:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
sl@0:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
sl@0:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
sl@0:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
sl@0:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
sl@0:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
sl@0:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
sl@0:  * POSSIBILITY OF SUCH DAMAGE.
sl@0:  */
sl@0: 
sl@0: #ifndef _LIBOIL_UTILS_H_
sl@0: #define _LIBOIL_UTILS_H_
sl@0: 
sl@0: #include <liboil/liboil-stdint.h>
sl@0: 
sl@0: #ifndef TRUE
sl@0: #define TRUE 1
sl@0: #endif
sl@0: #ifndef FALSE
sl@0: #define FALSE 0
sl@0: #endif
sl@0: 
sl@0: typedef unsigned int oil_bool;
sl@0: 
sl@0: #ifdef OIL_ENABLE_UNSTABLE_API
sl@0: 
sl@0: #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
sl@0: #define DIVIDE_ROUND_UP(a,b) (((a) + (b) - 1)/(b))
sl@0: #ifndef MIN
sl@0: #define MIN(a,b) ((a)<(b) ? (a) : (b))
sl@0: #endif
sl@0: #ifndef MAX
sl@0: #define MAX(a,b) ((a)>(b) ? (a) : (b))
sl@0: #endif
sl@0: #ifndef CLAMP
sl@0: #define CLAMP(x,a,b) ((x)<(a) ? (a) : ((x)>(b) ? (b) : (x)))
sl@0: #endif
sl@0: #define ROUND_UP_SHIFT(x,y) (((x) + (1<<(y)) - 1)>>(y))
sl@0: #define ROUND_UP_POW2(x,y) (((x) + (1<<(y)) - 1)&((~0)<<(y)))
sl@0: #define ROUND_UP_2(x) ROUND_UP_POW2(x,1)
sl@0: #define ROUND_UP_4(x) ROUND_UP_POW2(x,2)
sl@0: #define ROUND_UP_8(x) ROUND_UP_POW2(x,3)
sl@0: #define ROUND_SHIFT(x,y) (((x) + (1<<((y)-1)))>>(y))
sl@0: 
sl@0: #endif
sl@0: 
sl@0: #if defined(__GNUC__) && defined(__GNUC_MINOR__)
sl@0: #define OIL_GNUC_PREREQ(maj, min) \
sl@0:   ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
sl@0: #else
sl@0: #define OIL_GNUC_PREREQ(maj, min) 0
sl@0: #endif
sl@0:   
sl@0: #if OIL_GNUC_PREREQ(3,3) && defined(__ELF__)
sl@0: #define OIL_INTERNAL __attribute__ ((visibility ("internal")))
sl@0: #else
sl@0: #define OIL_INTERNAL
sl@0: #endif
sl@0: 
sl@0: #ifdef __cplusplus
sl@0: #define OIL_BEGIN_DECLS extern "C" {
sl@0: #define OIL_END_DECLS }
sl@0: #else
sl@0: #define OIL_BEGIN_DECLS
sl@0: #define OIL_END_DECLS
sl@0: #endif
sl@0: 
sl@0: #ifdef _MSC_VER
sl@0: #ifdef OIL_EXPORTS
sl@0: #define OIL_EXPORT __declspec(dllexport) extern
sl@0: #else
sl@0: #define OIL_EXPORT __declspec(dllimport) extern
sl@0: #endif
sl@0: #else /* not _MSC_VER */
sl@0: #define OIL_EXPORT extern
sl@0: #endif
sl@0: 
sl@0: OIL_BEGIN_DECLS
sl@0: 
sl@0: #ifdef OIL_ENABLE_UNSTABLE_API
sl@0: 
sl@0: int get_file_int (const char *file, int *value);
sl@0: char * get_file (const char *file);
sl@0: char * get_cpuinfo_line (char *cpuinfo, const char *tag);
sl@0: char * _strndup (const char *s, int n);
sl@0: char ** strsplit (char *s);
sl@0: char * get_tag_value (char *s, const char *tag);
sl@0: 
sl@0: #endif
sl@0: 
sl@0: OIL_END_DECLS
sl@0: 
sl@0: #endif
sl@0: