From: Kbwms AT aol DOT com Message-ID: <1cd.fda5102.2c7e5b12@aol.com> Date: Wed, 27 Aug 2003 15:05:54 EDT Subject: Re: and To: djgpp-workers AT delorie DOT com MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="part1_1cd.fda5102.2c7e5b12_boundary" X-Mailer: 8.0 for Windows sub 6015 Reply-To: djgpp-workers AT delorie DOT com --part1_1cd.fda5102.2c7e5b12_boundary Content-Type: multipart/alternative; boundary="part1_1cd.fda5102.2c7e5b12_alt_boundary" --part1_1cd.fda5102.2c7e5b12_alt_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 8/27/2003 2:52:12 PM Eastern Standard Time, ams AT ludd DOT luth DOT se writes: > >I think we should simply modify include/libm.h so that it works both > >for libc.a and for libm.a (when compiling the libraries _and_ when > >compiling programs that use the libraries). Then we could have > > include (for back-compatibility) and do nothing > >else. > Attached is a version of math.h that I use regularly with my long double stuff. It contains #ifdefs that avoid conflicts with ieeefp.h. Perhaps that would be of some help. KB Williams --part1_1cd.fda5102.2c7e5b12_alt_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable In a message dated 8/27/2003 2:52:12 PM Eastern Standard= Time, ams AT ludd DOT luth DOT se writes:

>I think we should simply modify include/libm.h so that=20= it works both
>for libc.a and for libm.a (when compiling the libraries _and_ when
>compiling programs that use the libraries).  Then we could have
><libm/math.h> include <math.h> (for back-compatibility) and=20= do nothing
>else.


Attached is a version of math.h that I use regularly with my long double stu= ff. It contains #ifdefs that avoid conflicts with ieeefp.h.  Perhaps th= at would be of some help.


KB Williams --part1_1cd.fda5102.2c7e5b12_alt_boundary-- --part1_1cd.fda5102.2c7e5b12_boundary Content-Type: text/plain; name="math.h" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline; filename="math.h" /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */ /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */ /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ #ifndef __dj_include_math_h_ #define __dj_include_math_h_ #ifdef _USE_LIBM_MATH_H #include #else #ifdef __cplusplus extern "C" { #endif #ifndef __dj_ENFORCE_ANSI_FREESTANDING extern double __dj_huge_val; #define HUGE_VAL __dj_huge_val double=09acos(double _x); double=09asin(double _x); double=09atan(double _x); double=09atan2(double _y, double _x); double=09ceil(double _x); double=09cos(double _x); double=09cosh(double _x); double=09exp(double _x); double=09fabs(double _x); double=09floor(double _x); double=09fmod(double _x, double _y); double=09frexp(double _x, int *_pexp); double=09ldexp(double _x, int _exp); double=09log(double _y); double=09log10(double _x); double=09modf(double _x, double *_pint); double=09pow(double _x, double _y); double=09sin(double _x); double=09sinh(double _x); double=09sqrt(double _x); double=09tan(double _x); double=09tanh(double _x); #ifndef __STRICT_ANSI__ #ifndef _POSIX_SOURCE #define M_E=09=092.7182818284590452354 #define M_LOG2E=09=091.4426950408889634074 #define M_LOG10E=090.43429448190325182765 #define M_LN2=09=090.69314718055994530942 #define M_LN10=09=092.30258509299404568402 #define M_PI=09=093.14159265358979323846 #define M_PI_2=09=091.57079632679489661923 #define M_PI_4=09=090.78539816339744830962 #define M_1_PI=09=090.31830988618379067154 #define M_2_PI=09=090.63661977236758134308 #define M_2_SQRTPI=091.12837916709551257390 #define M_SQRT2=09=091.41421356237309504880 #define M_SQRT1_2=090.70710678118654752440 #define PI=09=09M_PI #define PI2=09=09M_PI_2 double=09acosh(double); double=09asinh(double); double=09atanh(double); double=09cbrt(double); double=09exp10(double _x); double=09exp2(double _x); double=09expm1(double); double=09hypot(double, double); double=09log1p(double); double=09log2(double _x); long double modfl(long double _x, long double *_pint); double=09pow10(double _x); double=09pow2(double _x); double=09powi(double, int); void=09sincos(double *, double *, double); /* These are in libm.a (Cygnus). You must link -lm to get these */ /* See libm/math.h for comments */ #ifndef __cplusplus struct exception { =09int type; =09const char *name; =09double arg1; =09double arg2; =09double retval; =09int err; }; #endif extern double erf(double); extern double erfc(double); extern double gamma(double); extern int isinf(double); extern int isnan(double); extern int finite(double); extern double j0(double); extern double j1(double); extern double jn(int, double); extern double lgamma(double); extern double nan(void); extern double y0(double); extern double y1(double); extern double yn(int, double); extern double logb(double); extern double nextafter(double, double); extern double remainder(double, double); extern double scalb(double, double); #ifndef __cplusplus extern int matherr(struct exception *); #endif extern double significand(double); extern double copysign(double, double); extern int ilogb(double); extern double rint(double); extern double scalbn(double, int); extern double drem(double, double); extern double gamma_r(double, int *); extern double lgamma_r(double, int *); extern float acosf(float); extern float asinf(float); extern float atanf(float); extern float atan2f(float, float); extern float cosf(float); extern float sinf(float); extern float tanf(float); extern float coshf(float); extern float sinhf(float); extern float tanhf(float); extern float expf(float); extern float frexpf(float, int *); extern float ldexpf(float, int); extern float logf(float); extern float log10f(float); extern float modff(float, float *); extern float powf(float, float); extern float sqrtf(float); extern float ceilf(float); extern float fabsf(float); extern float floorf(float); extern float fmodf(float, float); extern float erff(float); extern float erfcf(float); extern float gammaf(float); extern float hypotf(float, float); # if !defined isinff extern int isinff(float); # endif # if !defined isnanf extern int isnanf(float); # endif # if !defined finitef extern int finitef(float); # endif extern float j0f(float); extern float j1f(float); extern float jnf(int, float); extern float lgammaf(float); extern float nanf(void); extern float y0f(float); extern float y1f(float); extern float ynf(int, float); extern float acoshf(float); extern float asinhf(float); extern float atanhf(float); extern float cbrtf(float); extern float logbf(float); extern float nextafterf(float, float); extern float remainderf(float, float); extern float scalbf(float, float); extern float significandf(float); extern float copysignf(float, float); extern int ilogbf(float); extern float rintf(float); extern float scalbnf(float, int); extern float dremf(float, float); extern float expm1f(float); extern float log1pf(float); extern float gammaf_r(float, int *); extern float lgammaf_r(float, int *); #endif /* !_POSIX_SOURCE */ #endif /* !__STRICT_ANSI__ */ #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ #ifndef __dj_ENFORCE_FUNCTION_CALLS #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ #ifdef __cplusplus } #endif #endif /* _USE_LIBM_MATH_H */ #ifdef __cplusplus extern "C" { #endif /* ------------------- */ /* FUNCTION PROTOTYPES */ /* ------------------- */ # if !defined __F # if defined(__STDC__) #=09define=09__F( P ) P # else #=09define=09__F( P ) () # endif # endif /* *INDENT-OFF* */ extern=09long=09double acoshl=09 __F((long double)); extern=09long=09double acosl=09 __F((long double)); extern=09long=09double asinhl=09 __F((long double)); extern=09long=09double asinl=09 __F((long double)); extern=09long=09double atan2l=09 __F((long double, long double)); extern=09long=09double atanhl=09 __F((long double)); extern=09long=09double atanl=09 __F((long double)); extern=09long=09double cbrtl=09 __F((long double)); extern=09long=09double ceill=09 __F((long double)); extern=09long=09double copysignl __F((long double, long double)); extern=09long=09double coshl=09 __F((long double)); extern=09long=09double cosl=09 __F((long double)); extern=09long=09double cotl=09 __F((long double)); extern=09long=09double erfcl=09 __F((long double)); extern=09long=09double erfl=09 __F((long double)); extern=09long=09double exp2l=09 __F((long double)); extern=09long=09double expl=09 __F((long double)); extern=09long=09double expm1l=09 __F((long double)); extern=09long=09double fabsl=09 __F((long double)); extern=09long=09double fdiml=09 __F((long double, long double)); extern=09long=09double floorl=09 __F((long double)); extern=09long=09double fmaxl=09 __F((long double, long double)); extern=09long=09double fminl=09 __F((long double, long double)); extern=09long=09double fmodl=09 __F((long double, long double)); extern=09int=09fpclassifyl=09 __F((long double)); extern=09long=09double frexpl=09 __F((long double, int *)); extern=09long=09double hypotl=09 __F((long double, long double)); extern=09int=09ilogbl=09=09 __F((long double)); extern=09long=09double _infinityl __F((void)); extern=09int=09isfinitel=09 __F((long double)); extern=09int=09isinfl=09=09 __F((long double)); extern=09int=09isnanl=09=09 __F((long double)); extern=09long=09double j0l=09 __F((long double)); extern=09long=09double j1l=09 __F((long double)); extern=09long=09double jnl=09 __F((int, long double)); extern=09long=09double ldexpl=09 __F((long double, int)); extern=09long=09double lgammal=09 __F((long double)); extern=09long=09double lgammal_r __F((long double, int *)); extern=09long=09long int llrintl __F((long double)); extern=09long=09long int llroundl __F((long double)); extern=09long=09int lrintl=09 __F((long double)); extern=09long=09int lroundl=09 __F((long double)); extern=09long=09double log10l=09 __F((long double)); extern=09long=09double log1pl=09 __F((long double)); extern=09long=09double log2l=09 __F((long double)); extern=09long=09double logbl=09 __F((long double)); extern=09long=09double logl=09 __F((long double)); extern=09long=09double modfl=09 __F((long double, long double *)); extern=09long=09double nanl=09 __F((const char *)); extern=09long=09double _nanl=09 __F((void)); extern=09long=09double nearbyintl __F((long double)); extern=09long=09double nextafterl __F((long double, long double)); extern=09long=09double powil=09 __F((long double, int)); extern=09long=09double powl=09 __F((long double, long double)); extern=09long=09double remainderl __F((long double, long double)); extern=09long=09double remquol=09 __F((long double, long double, int *)); extern=09long=09double rintl=09 __F((long double)); extern=09long=09double roundl=09 __F((long double)); extern=09long=09double scalblnl=09 __F((long double, long int)); extern=09long=09double scalbnl=09 __F((long double, int)); extern=09int=09signbitl=09 __F((long double)); extern=09long=09double sinhl=09 __F((long double)); extern=09long=09double sinl=09 __F((long double)); extern=09long=09double sqrtl=09 __F((long double)); extern=09long=09double tanl=09 __F((long double)); extern=09long=09double tanhl=09 __F((long double)); extern=09long=09double tgammal=09 __F((long double)); extern=09long=09double truncl=09 __F((long double)); extern=09long=09double y0l=09 __F((long double)); extern=09long=09double y1l =09 __F((long double)); extern=09long=09double ynl=09 __F((int, long double)); /* *INDENT-ON* */ #ifdef __cplusplus } #endif #endif /* !__dj_include_math_h_ */ --part1_1cd.fda5102.2c7e5b12_boundary--