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718112a8fe
Currently none of these is being used, but eventually they will, once more code gets ported over. So it's better to have them right away and avoid editing the project file too much, only to revert that later.
194 lines
6.1 KiB
C
194 lines
6.1 KiB
C
/****************************************************************
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The author of this software is David M. Gay.
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Copyright (C) 1998 by Lucent Technologies
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and
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its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of Lucent or any of its entities
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not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
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IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
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SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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THIS SOFTWARE.
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****************************************************************/
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/* Please send bug reports to David M. Gay (dmg at acm dot org,
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* with " at " changed at "@" and " dot " changed to "."). */
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#ifndef GDTOA_H_INCLUDED
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#define GDTOA_H_INCLUDED
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#if defined(_MSC_VER)
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/* [RH] Generating arith.h strikes me as too cumbersome under Visual
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* Studio, so here's the equivalent, given the limited number of
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* architectures that MSC can target. (Itanium? Who cares about that?)
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*/
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#define IEEE_8087
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#define Arith_Kind_ASL 1
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#define Double_Align
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#ifdef _M_X64
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#define X64_bit_pointers
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#endif
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#elif defined(__APPLE__)
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/* [BL] While generating the files may be easy, on OS X we have cross
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* compiling to deal with, which means we can't run the generation
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* program on the target.
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*/
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#if defined(__x86_64__)
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#define IEEE_8087
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#define Arith_Kind_ASL 1
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#define Long int
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#define Intcast (int)(long)
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#define Double_Align
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#define X64_bit_pointers
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#elif defined(__i386__)
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#define IEEE_8087
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#define Arith_Kind_ASL 1
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#else
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#define IEEE_MC68k
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#define Arith_Kind_ASL 2
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#define Double_Align
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#endif
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#else
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#include "arith.h"
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#endif
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#include <stddef.h> /* for size_t */
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#ifndef Long
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#define Long int
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#endif
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#ifndef ULong
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typedef unsigned Long ULong;
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#endif
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#ifndef UShort
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typedef unsigned short UShort;
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#endif
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#ifndef ANSI
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#ifdef KR_headers
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#define ANSI(x) ()
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#define Void /*nothing*/
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#else
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#define ANSI(x) x
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#define Void void
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#endif
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#endif /* ANSI */
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#ifndef CONST
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#ifdef KR_headers
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#define CONST /* blank */
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#else
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#define CONST const
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#endif
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#endif /* CONST */
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enum { /* return values from strtodg */
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STRTOG_Zero = 0,
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STRTOG_Normal = 1,
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STRTOG_Denormal = 2,
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STRTOG_Infinite = 3,
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STRTOG_NaN = 4,
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STRTOG_NaNbits = 5,
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STRTOG_NoNumber = 6,
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STRTOG_Retmask = 7,
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/* The following may be or-ed into one of the above values. */
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STRTOG_Neg = 0x08, /* does not affect STRTOG_Inexlo or STRTOG_Inexhi */
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STRTOG_Inexlo = 0x10, /* returned result rounded toward zero */
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STRTOG_Inexhi = 0x20, /* returned result rounded away from zero */
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STRTOG_Inexact = 0x30,
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STRTOG_Underflow= 0x40,
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STRTOG_Overflow = 0x80
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};
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typedef struct
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FPI {
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int nbits;
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int emin;
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int emax;
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int rounding;
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int sudden_underflow;
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int int_max;
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} FPI;
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enum { /* FPI.rounding values: same as FLT_ROUNDS */
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FPI_Round_zero = 0,
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FPI_Round_near = 1,
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FPI_Round_up = 2,
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FPI_Round_down = 3
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern char* dtoa ANSI((double d, int mode, int ndigits, int *decpt,
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int *sign, char **rve));
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extern char* gdtoa ANSI((FPI *fpi, int be, ULong *bits, int *kindp,
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int mode, int ndigits, int *decpt, char **rve));
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extern void freedtoa ANSI((char*));
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//extern float strtof ANSI((CONST char *, char **));
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//extern double strtod ANSI((CONST char *, char **));
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extern int strtodg ANSI((CONST char*, char**, FPI*, Long*, ULong*));
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extern char* g_ddfmt ANSI((char*, double*, int, size_t));
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extern char* g_ddfmt_p ANSI((char*, double*, int, size_t, int));
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extern char* g_dfmt ANSI((char*, double*, int, size_t));
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extern char* g_dfmt_p ANSI((char*, double*, int, size_t, int));
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extern char* g_ffmt ANSI((char*, float*, int, size_t));
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extern char* g_ffmt_p ANSI((char*, float*, int, size_t, int));
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extern char* g_Qfmt ANSI((char*, void*, int, size_t));
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extern char* g_Qfmt_p ANSI((char*, void*, int, size_t, int));
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extern char* g_xfmt ANSI((char*, void*, int, size_t));
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extern char* g_xfmt_p ANSI((char*, void*, int, size_t, int));
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extern char* g_xLfmt ANSI((char*, void*, int, size_t));
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extern char* g_xLfmt_p ANSI((char*, void*, int, size_t, int));
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extern int strtoId ANSI((CONST char*, char**, double*, double*));
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extern int strtoIdd ANSI((CONST char*, char**, double*, double*));
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extern int strtoIf ANSI((CONST char*, char**, float*, float*));
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extern int strtoIQ ANSI((CONST char*, char**, void*, void*));
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extern int strtoIx ANSI((CONST char*, char**, void*, void*));
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extern int strtoIxL ANSI((CONST char*, char**, void*, void*));
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extern int strtord ANSI((CONST char*, char**, int, double*));
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extern int strtordd ANSI((CONST char*, char**, int, double*));
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extern int strtorf ANSI((CONST char*, char**, int, float*));
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extern int strtorQ ANSI((CONST char*, char**, int, void*));
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extern int strtorx ANSI((CONST char*, char**, int, void*));
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extern int strtorxL ANSI((CONST char*, char**, int, void*));
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#if 1
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extern int strtodI ANSI((CONST char*, char**, double*));
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extern int strtopd ANSI((CONST char*, char**, double*));
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extern int strtopdd ANSI((CONST char*, char**, double*));
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extern int strtopf ANSI((CONST char*, char**, float*));
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extern int strtopQ ANSI((CONST char*, char**, void*));
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extern int strtopx ANSI((CONST char*, char**, void*));
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extern int strtopxL ANSI((CONST char*, char**, void*));
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#else
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#define strtopd(s,se,x) strtord(s,se,1,x)
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#define strtopdd(s,se,x) strtordd(s,se,1,x)
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#define strtopf(s,se,x) strtorf(s,se,1,x)
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#define strtopQ(s,se,x) strtorQ(s,se,1,x)
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#define strtopx(s,se,x) strtorx(s,se,1,x)
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#define strtopxL(s,se,x) strtorxL(s,se,1,x)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* GDTOA_H_INCLUDED */
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