/**************************************************************** The author of this software is David M. Gay. Copyright (C) 1998 by Lucent Technologies All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that the copyright notice and this permission notice and warranty disclaimer appear in supporting documentation, and that the name of Lucent or any of its entities not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ****************************************************************/ /* Please send bug reports to David M. Gay (dmg at acm dot org, * with " at " changed at "@" and " dot " changed to "."). */ #ifndef GDTOA_H_INCLUDED #define GDTOA_H_INCLUDED #include "arith.h" #include /* for size_t */ #ifndef Long #define Long long #endif #ifndef ULong typedef unsigned Long ULong; #endif #ifndef UShort typedef unsigned short UShort; #endif #ifndef ANSI #ifdef KR_headers #define ANSI(x) () #define Void /*nothing*/ #else #define ANSI(x) x #define Void void #endif #endif /* ANSI */ #ifndef CONST #ifdef KR_headers #define CONST /* blank */ #else #define CONST const #endif #endif /* CONST */ enum { /* return values from strtodg */ STRTOG_Zero = 0x000, STRTOG_Normal = 0x001, STRTOG_Denormal = 0x002, STRTOG_Infinite = 0x003, STRTOG_NaN = 0x004, STRTOG_NaNbits = 0x005, STRTOG_NoNumber = 0x006, STRTOG_NoMemory = 0x007, STRTOG_Retmask = 0x00f, /* The following may be or-ed into one of the above values. */ STRTOG_Inexlo = 0x010, /* returned result rounded toward zero */ STRTOG_Inexhi = 0x020, /* returned result rounded away from zero */ STRTOG_Inexact = 0x030, STRTOG_Underflow= 0x040, STRTOG_Overflow = 0x080, STRTOG_Neg = 0x100 /* does not affect STRTOG_Inexlo or * STRTOG_Inexhi */ }; typedef struct FPI { int nbits; int emin; int emax; int rounding; int sudden_underflow; } FPI; enum { /* FPI.rounding values: same as FLT_ROUNDS */ FPI_Round_zero = 0, FPI_Round_near = 1, FPI_Round_up = 2, FPI_Round_down = 3 }; #ifdef __cplusplus extern "C" { #endif extern char* __dtoa ANSI((double d, int mode, int ndigits, int *decpt, int *sign, char **rve)); extern char* __gdtoa ANSI((FPI *fpi, int be, ULong *bits, int *kindp, int mode, int ndigits, int *decpt, char **rve)); extern void __freedtoa ANSI((char*)); extern float __strtof ANSI((CONST char *, char **)); extern double __strtod ANSI((CONST char *, char **)); extern int __strtodg ANSI((CONST char*, char**, FPI*, Long*, ULong*)); extern char* __g_ddfmt ANSI((char*, double*, int, size_t)); extern char* __g_dfmt ANSI((char*, double*, int, size_t)); extern char* __g_ffmt ANSI((char*, float*, int, size_t)); extern char* __g_Qfmt ANSI((char*, void*, int, size_t)); extern char* __g_xfmt ANSI((char*, void*, int, size_t)); extern char* __g_xLfmt ANSI((char*, void*, int, size_t)); extern int __strtoId ANSI((CONST char*, char**, double*, double*)); extern int __strtoIdd ANSI((CONST char*, char**, double*, double*)); extern int __strtoIf ANSI((CONST char*, char**, float*, float*)); extern int __strtoIQ ANSI((CONST char*, char**, void*, void*)); extern int __strtoIx ANSI((CONST char*, char**, void*, void*)); extern int __strtoIxL ANSI((CONST char*, char**, void*, void*)); extern int __strtord ANSI((CONST char*, char**, int, double*)); extern int __strtordd ANSI((CONST char*, char**, int, double*)); extern int __strtorf ANSI((CONST char*, char**, int, float*)); extern int __strtorQ ANSI((CONST char*, char**, int, void*)); extern int __strtorx ANSI((CONST char*, char**, int, void*)); extern int __strtorxL ANSI((CONST char*, char**, int, void*)); #if 1 extern int __strtodI ANSI((CONST char*, char**, double*)); extern int __strtopd ANSI((CONST char*, char**, double*)); extern int __strtopdd ANSI((CONST char*, char**, double*)); extern int __strtopf ANSI((CONST char*, char**, float*)); extern int __strtopQ ANSI((CONST char*, char**, void*)); extern int __strtopx ANSI((CONST char*, char**, void*)); extern int __strtopxL ANSI((CONST char*, char**, void*)); #else #define __strtopd(s,se,x) strtord(s,se,1,x) #define __strtopdd(s,se,x) strtordd(s,se,1,x) #define __strtopf(s,se,x) strtorf(s,se,1,x) #define __strtopQ(s,se,x) strtorQ(s,se,1,x) #define __strtopx(s,se,x) strtorx(s,se,1,x) #define __strtopxL(s,se,x) strtorxL(s,se,1,x) #endif #ifdef __cplusplus } #endif #endif /* GDTOA_H_INCLUDED */