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raze-gles/polymer/eduke32/build/include/compat.h
terminx 7cef706c7c Add "Bstrstr" to compat header 
git-svn-id: https://svn.eduke32.com/eduke32@1763 1a8010ca-5511-0410-912e-c29ae57300e0
2011-01-16 02:51:22 +00:00

570 lines
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// Compatibility declarations for things which might not be present in
// certain build environments. It also levels the playing field caused
// by different platforms.
#ifndef __compat_h__
#define __compat_h__
# ifdef _WIN32
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
# endif
#ifndef UNREFERENCED_PARAMETER
#define UNREFERENCED_PARAMETER(x) x=x
#endif
#define clamp(in, min, max) ((in) <= (min) ? (min) : (in) >= (max) ? (max) : (in))
#if defined __GNUC__ || defined __clang__
# define ATTRIBUTE(attrlist) __attribute__(attrlist)
#else
# define ATTRIBUTE(attrlist)
#endif
// This gives us access to 'intptr_t' and 'uintptr_t', which are
// abstractions to the size of a pointer on a given platform
// (ie, they're guaranteed to be the same size as a pointer)
#ifdef HAVE_INTTYPES
# include <inttypes.h>
#elif defined(_MSC_VER)
# include "msvc/inttypes.h" // from http://code.google.com/p/msinttypes/
#endif
#ifndef _MSC_VER
#if defined(__GNUC__) && defined(__i386__)
#ifndef __fastcall
#define __fastcall __attribute__((fastcall))
#endif
#else
#define __fastcall
#endif
#endif
#ifdef NEDMALLOC
#include "nedmalloc.h"
#endif
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
#define WITHKPLIB
// Define this to rewrite all 'B' versions to library functions. This
// is for platforms which give us a standard sort of C library so we
// link directly. Platforms like PalmOS which don't have a standard C
// library will need to wrap these functions with suitable emulations.
#define __compat_h_macrodef__
#ifdef __cplusplus
# include <cstdarg>
# ifdef __compat_h_macrodef__
# include <cstdio>
# include <cstring>
# include <cstdlib>
# include <ctime>
# endif
#else
# include <stdarg.h>
# include <stddef.h>
#endif
#ifdef __compat_h_macrodef__
# ifndef __cplusplus
# include <stdio.h>
# include <string.h>
# include <stdlib.h>
# include <time.h>
# endif
# include <fcntl.h>
# include <ctype.h>
# include <sys/types.h>
# include <sys/stat.h>
# include <errno.h>
# if defined(_WIN32)
# include <io.h>
# else
# include <unistd.h>
# endif
#endif
#ifdef EFENCE
# include <efence.h>
#endif
#if defined(_MSC_VER)
# define inline __inline
# define longlong(x) x##i64
static inline float nearbyintf(float x)
{
uint32_t w1, w2;
__asm fnstcw w1
w2 = w1 | 0x00000020;
__asm
{
fldcw w2
fld x
frndint
fclex
fldcw w1
}
}
#else
# define longlong(x) x##ll
#endif
#ifndef NULL
# define NULL ((void *)0)
#endif
#if defined(__linux)
# include <endian.h>
# if __BYTE_ORDER == __LITTLE_ENDIAN
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif __BYTE_ORDER == __BIG_ENDIAN
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# define B_ENDIAN_C_INLINE 1
#elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
# include <sys/endian.h>
# if _BYTE_ORDER == _LITTLE_ENDIAN
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif _BYTE_ORDER == _BIG_ENDIAN
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# define B_SWAP64(x) __bswap64(x)
# define B_SWAP32(x) __bswap32(x)
# define B_SWAP16(x) __bswap16(x)
#elif defined(__APPLE__)
# if defined(__LITTLE_ENDIAN__)
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif defined(__BIG_ENDIAN__)
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# include <libkern/OSByteOrder.h>
# define B_SWAP64(x) OSSwapConstInt64(x)
# define B_SWAP32(x) OSSwapConstInt32(x)
# define B_SWAP16(x) OSSwapConstInt16(x)
#elif defined(__BEOS__)
# include <posix/endian.h>
# if LITTLE_ENDIAN != 0
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif BIG_ENDIAN != 0
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# define B_ENDIAN_C_INLINE 1
#elif defined(__QNX__)
# if defined __LITTLEENDIAN__
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif defined __BIGENDIAN__
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# define B_ENDIAN_C_INLINE 1
#elif defined(__sun)
# if defined _LITTLE_ENDIAN
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# elif defined _BIG_ENDIAN
# define B_LITTLE_ENDIAN 0
# define B_BIG_ENDIAN 1
# endif
# define B_ENDIAN_C_INLINE 1
#elif defined(_WIN32) || defined(SKYOS) || defined(__SYLLABLE__)
# define B_LITTLE_ENDIAN 1
# define B_BIG_ENDIAN 0
# define B_ENDIAN_C_INLINE 1
#endif
#if !defined(B_LITTLE_ENDIAN) || !defined(B_BIG_ENDIAN)
# error Unknown endianness
#endif
#ifdef __cplusplus
# ifndef SCREWED_UP_CPP
// using namespace std;
# endif
extern "C" {
#endif
#if defined B_ENDIAN_X86_INLINE
# if defined(_MSC_VER)
// inline asm using bswap/xchg
# elif defined(__GNUC__)
// inline asm using bswap/xchg
# endif
#elif defined B_ENDIAN_C_INLINE
static inline uint16_t B_SWAP16(uint16_t s) { return (s>>8)|(s<<8); }
static inline uint32_t B_SWAP32(uint32_t l) { return ((l>>8)&0xff00)|((l&0xff00)<<8)|(l<<24)|(l>>24); }
static inline uint64_t B_SWAP64(uint64_t l) { return (l>>56)|((l>>40)&0xff00)|((l>>24)&0xff0000)|((l>>8)&0xff000000)|((l&255)<<56)|((l&0xff00)<<40)|((l&0xff0000)<<24)|((l&0xff000000)<<8); }
#endif
#if defined(USE_MSC_PRAGMAS)
static inline void ftol(float f, int32_t *a)
{
_asm
{
mov eax, a
fld f
fistp dword ptr [eax]
}
}
static inline void dtol(double d, int32_t *a)
{
_asm
{
mov eax, a
fld d
fistp dword ptr [eax]
}
}
#elif defined(USE_GCC_PRAGMAS)
static inline void ftol(float f, int32_t *a)
{
__asm__ __volatile__(
#if 0 //(__GNUC__ >= 3)
"flds %1; fistpl %0;"
#else
"flds %1; fistpl (%0);"
#endif
: "=r"(a) : "m"(f) : "memory","cc");
}
static inline void dtol(double d, int32_t *a)
{
__asm__ __volatile__(
#if 0 //(__GNUC__ >= 3)
"fldl %1; fistpl %0;"
#else
"fldl %1; fistpl (%0);"
#endif
: "=r"(a) : "m"(d) : "memory","cc");
}
#else
static inline void ftol(float f, int32_t *a)
{
*a = (int32_t)f;
}
static inline void dtol(double d, int32_t *a)
{
*a = (int32_t)d;
}
#endif
#if B_LITTLE_ENDIAN == 1
# define B_LITTLE64(x) (x)
# define B_BIG64(x) B_SWAP64(x)
# define B_LITTLE32(x) (x)
# define B_BIG32(x) B_SWAP32(x)
# define B_LITTLE16(x) (x)
# define B_BIG16(x) B_SWAP16(x)
#elif B_BIG_ENDIAN == 1
# define B_LITTLE64(x) B_SWAP64(x)
# define B_BIG64(x) (x)
# define B_LITTLE32(x) B_SWAP32(x)
# define B_BIG32(x) (x)
# define B_LITTLE16(x) B_SWAP16(x)
# define B_BIG16(x) (x)
#endif
#ifndef FP_OFF
# define FP_OFF(__p) ((uintptr_t)(__p))
#endif
#ifdef __compat_h_macrodef__
# ifndef O_BINARY
# define O_BINARY 0
# endif
# ifndef O_TEXT
# define O_TEXT 0
# endif
# ifndef F_OK
# define F_OK 0
# endif
# define BO_BINARY O_BINARY
# define BO_TEXT O_TEXT
# define BO_RDONLY O_RDONLY
# define BO_WRONLY O_WRONLY
# define BO_RDWR O_RDWR
# define BO_APPEND O_APPEND
# define BO_CREAT O_CREAT
# define BO_TRUNC O_TRUNC
# define BS_IRGRP S_IRGRP
# define BS_IWGRP S_IWGRP
# define BS_IEXEC S_IEXEC
# define BS_IWRITE S_IWRITE
# define BS_IREAD S_IREAD
# define BS_IFIFO S_IFIFO
# define BS_IFCHR S_IFCHR
# define BS_IFBLK S_IFBLK
# define BS_IFDIR S_IFDIR
# define BS_IFREG S_IFREG
# define BSEEK_SET SEEK_SET
# define BSEEK_CUR SEEK_CUR
# define BSEEK_END SEEK_END
#else
# define BO_BINARY 0
# define BO_TEXT 1
# define BO_RDONLY 2
# define BO_WRONLY 4
# define BO_RDWR 6
# define BO_APPEND 8
# define BO_CREAT 16
# define BO_TRUNC 32
# define BS_IRGRP 0
# define BS_IWGRP 0
# define BS_IEXEC 1
# define BS_IWRITE 2
# define BS_IREAD 4
# define BS_IFIFO 0x1000
# define BS_IFCHR 0x2000
# define BS_IFBLK 0x3000
# define BS_IFDIR 0x4000
# define BS_IFREG 0x8000
# define BSEEK_SET 0
# define BSEEK_CUR 1
# define BSEEK_END 2
#endif
#ifdef UNDERSCORES
# define ASMSYM(x) "_" x
#else
# define ASMSYM(x) x
#endif
#ifndef min
# define min(a,b) ( ((a) < (b)) ? (a) : (b) )
#endif
#ifndef max
# define max(a,b) ( ((a) > (b)) ? (a) : (b) )
#endif
#define BMAX_PATH 256
struct Bdirent {
uint16_t namlen;
char *name;
uint32_t mode;
uint32_t size;
uint32_t mtime;
};
typedef void BDIR;
BDIR* Bopendir(const char *name);
struct Bdirent* Breaddir(BDIR *dir);
int32_t Bclosedir(BDIR *dir);
#ifdef __compat_h_macrodef__
typedef FILE BFILE;
# define bsize_t size_t
# define bssize_t ssize_t
#else
typedef void BFILE;
typedef uint32_t bsize_t;
typedef int32_t bssize_t;
#endif
#ifdef __compat_h_macrodef__
# define Brand rand
# define Balloca alloca
#ifdef NEDMALLOC
# define Bmalloc nedmalloc
# define Bcalloc nedcalloc
# define Brealloc nedrealloc
# define Bfree nedfree
# define Bstrdup nedstrdup
# define Bmemalign nedmemalign
#else
# define Bmalloc malloc
# define Bcalloc calloc
# define Brealloc realloc
# define Bfree free
# define Bstrdup strdup
# define Bmemalign memalign
#endif
# define Bopen open
# define Bclose close
# define Bwrite write
# define Bread read
# define Blseek lseek
# if defined(__GNUC__)
# define Btell(h) lseek(h,0,SEEK_CUR)
# else
# define Btell tell
# endif
# define Bstat stat
# define Bfopen fopen
# define Bfclose fclose
# define Bfeof feof
# define Bfgetc fgetc
# define Brewind rewind
# define Bfgets fgets
# define Bfputc fputc
# define Bfputs fputs
# define Bfread fread
# define Bfwrite fwrite
# define Bfprintf fprintf
# define Bstrcpy strcpy
# define Bstrncpy strncpy
# define Bstrcmp strcmp
# define Bstrncmp strncmp
# if defined(_MSC_VER)
# define Bstrcasecmp _stricmp
# define Bstrncasecmp _strnicmp
# else
# if defined(__QNX__)
# define Bstrcasecmp stricmp
# define Bstrncasecmp strnicmp
# else
# define Bstrcasecmp strcasecmp
# define Bstrncasecmp strncasecmp
# endif
# endif
# if defined(_WIN32)
# define Bstrlwr strlwr
# define Bstrupr strupr
# define Bmkdir(s,x) mkdir(s)
# else
# define Bmkdir mkdir
# endif
# define Bstrcat strcat
# define Bstrncat strncat
# define Bstrlen strlen
# define Bstrchr strchr
# define Bstrrchr strrchr
# define Batoi atoi
# define Batol atol
# define Bstrtol strtol
# define Bstrtoul strtoul
# define Bstrtod strtod
# define Bstrstr strstr
# define Btoupper toupper
# define Btolower tolower
# define Bmemcpy memcpy
# define Bmemmove memmove
# define Bmemchr memchr
# define Bmemset memset
# define Bmemcmp memcmp
# define Bprintf printf
# define Bsprintf sprintf
# ifdef _MSC_VER
# define Bsnprintf _snprintf
# define Bvsnprintf _vsnprintf
# else
# define Bsnprintf snprintf
# define Bvsnprintf vsnprintf
# endif
# define Bvfprintf vfprintf
# define Bgetcwd getcwd
# define Bgetenv getenv
# define Btime() time(NULL)
#else
int32_t Brand(void);
void *Bmalloc(bsize_t size);
void Bfree(void *ptr);
int32_t Bopen(const char *pathname, int32_t flags, unsigned mode);
int32_t Bclose(int32_t fd);
bssize_t Bwrite(int32_t fd, const void *buf, bsize_t count);
bssize_t Bread(int32_t fd, void *buf, bsize_t count);
int32_t Blseek(int32_t fildes, int32_t offset, int32_t whence);
BFILE *Bfopen(const char *path, const char *mode);
int32_t Bfclose(BFILE *stream);
int32_t Bfeof(BFILE *stream);
int32_t Bfgetc(BFILE *stream);
void Brewind(BFILE *stream);
char *Bfgets(char *s, int32_t size, BFILE *stream);
int32_t Bfputc(int32_t c, BFILE *stream);
int32_t Bfputs(const char *s, BFILE *stream);
bsize_t Bfread(void *ptr, bsize_t size, bsize_t nmemb, BFILE *stream);
bsize_t Bfwrite(const void *ptr, bsize_t size, bsize_t nmemb, BFILE *stream);
char *Bstrdup(const char *s);
char *Bstrcpy(char *dest, const char *src);
char *Bstrncpy(char *dest, const char *src, bsize_t n);
int32_t Bstrcmp(const char *s1, const char *s2);
int32_t Bstrncmp(const char *s1, const char *s2, bsize_t n);
int32_t Bstrcasecmp(const char *s1, const char *s2);
int32_t Bstrncasecmp(const char *s1, const char *s2, bsize_t n);
char *Bstrcat(char *dest, const char *src);
char *Bstrncat(char *dest, const char *src, bsize_t n);
bsize_t Bstrlen(const char *s);
char *Bstrchr(const char *s, int32_t c);
char *Bstrrchr(const char *s, int32_t c);
int32_t Batoi(const char *nptr);
int32_t Batol(const char *nptr);
int32_t Bstrtol(const char *nptr, char **endptr, int32_t base);
uint32_t Bstrtoul(const char *nptr, char **endptr, int32_t base);
void *Bmemcpy(void *dest, const void *src, bsize_t n);
void *Bmemmove(void *dest, const void *src, bsize_t n);
void *Bmemchr(const void *s, int32_t c, bsize_t n);
void *Bmemset(void *s, int32_t c, bsize_t n);
int32_t Bmemcmp(const void *s1, const void *s2, bsize_t n);
int32_t Bprintf(const char *format, ...) ATTRIBUTE((format(printf,1,2)));
int32_t Bsprintf(char *str, const char *format, ...) ATTRIBUTE((format(printf,2,3)));
int32_t Bsnprintf(char *str, bsize_t size, const char *format, ...) ATTRIBUTE((format(printf,3,4)));
int32_t Bvsnprintf(char *str, bsize_t size, const char *format, va_list ap);
char *Bgetcwd(char *buf, bsize_t size);
char *Bgetenv(const char *name);
#endif
char *Bgethomedir(void);
char *Bgetsupportdir(int32_t global);
uint32_t Bgetsysmemsize(void);
int32_t Bcorrectfilename(char *filename, int32_t removefn);
int32_t Bcanonicalisefilename(char *filename, int32_t removefn);
char *Bgetsystemdrives(void);
int32_t Bfilelength(int32_t fd);
char *Bstrtoken(char *s, char *delim, char **ptrptr, int32_t chop);
int32_t Bwildmatch (const char *i, const char *j);
#if !defined(_WIN32)
char *Bstrlwr(char *);
char *Bstrupr(char *);
#endif
#ifdef __cplusplus
}
#endif
// timer defs for profiling function chunks the simple way
#define EDUKE32_TMRDEF int32_t t[20], ti=0; const char *tmrstr=__func__; fprintf(stderr,"%s\n",tmrstr); t[ti++]=getticks();
#define EDUKE32_TMRTIC t[ti++]=getticks()
#define EDUKE32_TMRPRN do { int ii=0; fprintf(stderr,"%s: ",tmrstr); for (ii=1; ii<ti; ii++) fprintf(stderr,"%d ", t[ii]-t[ii-1]); fprintf(stderr,"\n"); } while (0)
#endif // __compat_h__
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