1 #ifndef _OS_H 2 #define _OS_H 3 /******************************************************************** 4 * * 5 * THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE. * 6 * * 7 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * 8 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * 9 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * 10 * * 11 * THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2002 * 12 * BY THE Xiph.Org FOUNDATION http://www.xiph.org/ * 13 * * 14 ******************************************************************** 15 16 function: #ifdef jail to whip a few platforms into the UNIX ideal. 17 18 ********************************************************************/ 19 20 #include <math.h> 21 #include <ogg/os_types.h> 22 23 #ifndef _V_IFDEFJAIL_H_ 24 # define _V_IFDEFJAIL_H_ 25 26 # ifdef __GNUC__ 27 # define STIN static __inline__ 28 # elif _WIN32 29 # define STIN static __inline 30 # endif 31 #else 32 # define STIN static 33 #endif 34 35 #ifndef M_PI 36 # define M_PI (3.1415926536f) 37 #endif 38 39 #ifdef _WIN32 40 # include <malloc.h> 41 # define rint(x) (floor((x)+0.5f)) 42 # define NO_FLOAT_MATH_LIB 43 # define FAST_HYPOT(a, b) sqrt((a)*(a) + (b)*(b)) 44 # define LITTLE_ENDIAN 1 45 # define BYTE_ORDER LITTLE_ENDIAN 46 #endif 47 48 #ifdef HAVE_ALLOCA_H 49 # include <alloca.h> 50 #endif 51 52 #ifdef USE_MEMORY_H 53 # include <memory.h> 54 #endif 55 56 #ifndef min 57 # define min(x,y) ((x)>(y)?(y):(x)) 58 #endif 59 60 #ifndef max 61 # define max(x,y) ((x)<(y)?(y):(x)) 62 #endif 63 64 #endif /* _OS_H */ 65