X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fmath.in.h;h=6b5966aecd0050d5d24e8527c6b52d82cac04e28;hb=2408f02086a20c0a02241cd4a1cf11f126a95fe3;hp=73ad15d50bf10e955aab557608265b89f50ff89a;hpb=7f26f4f75fc3aee7a5e351ecdf05278d9890ff3e;p=gnulib.git diff --git a/lib/math.in.h b/lib/math.in.h index 73ad15d50..6b5966aec 100644 --- a/lib/math.in.h +++ b/lib/math.in.h @@ -35,6 +35,44 @@ /* The definition of _GL_WARN_ON_USE is copied here. */ +#ifdef __cplusplus +/* Helper macros to define type-generic function FUNC as overloaded functions, + rather than as macros like in C. POSIX declares these with an argument of + real-floating (that is, one of float, double, or long double). */ +# define _GL_MATH_CXX_REAL_FLOATING_DECL_1(func) \ +static inline int \ +_gl_cxx_ ## func ## f (float f) \ +{ \ + return func (f); \ +} \ +static inline int \ +_gl_cxx_ ## func ## d (double d) \ +{ \ + return func (d); \ +} \ +static inline int \ +_gl_cxx_ ## func ## l (long double l) \ +{ \ + return func (l); \ +} +# define _GL_MATH_CXX_REAL_FLOATING_DECL_2(func) \ +inline int \ +func (float f) \ +{ \ + return _gl_cxx_ ## func ## f (f); \ +} \ +inline int \ +func (double d) \ +{ \ + return _gl_cxx_ ## func ## d (d); \ +} \ +inline int \ +func (long double l) \ +{ \ + return _gl_cxx_ ## func ## l (l); \ +} +#endif + /* Helper macros to define a portability warning for the classification macro FUNC called with VALUE. POSIX declares the classification macros with an argument of real-floating (that is, @@ -108,45 +146,21 @@ _NaN () #endif -/* Write x as - x = mantissa * 2^exp - where - If x finite and nonzero: 0.5 <= |mantissa| < 1.0. - If x is zero: mantissa = x, exp = 0. - If x is infinite or NaN: mantissa = x, exp unspecified. - Store exp in *EXPPTR and return mantissa. */ -#if @GNULIB_FREXP@ -# if @REPLACE_FREXP@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# define frexp rpl_frexp -# endif -_GL_FUNCDECL_RPL (frexp, double, (double x, int *expptr) _GL_ARG_NONNULL ((2))); -_GL_CXXALIAS_RPL (frexp, double, (double x, int *expptr)); -# else -_GL_CXXALIAS_SYS (frexp, double, (double x, int *expptr)); +#if @GNULIB_ACOSF@ +# if !@HAVE_ACOSF@ +# undef acosf +_GL_FUNCDECL_SYS (acosf, float, (float x)); # endif -_GL_CXXALIASWARN (frexp); +_GL_CXXALIAS_SYS (acosf, float, (float x)); +_GL_CXXALIASWARN (acosf); #elif defined GNULIB_POSIXCHECK -# undef frexp -/* Assume frexp is always declared. */ -_GL_WARN_ON_USE (frexp, "frexp is unportable - " - "use gnulib module frexp for portability"); -#endif - - -#if @GNULIB_LOGB@ -# if !@HAVE_DECL_LOGB@ -_GL_EXTERN_C double logb (double x); -# endif -#elif defined GNULIB_POSIXCHECK -# undef logb -# if HAVE_RAW_DECL_LOGB -_GL_WARN_ON_USE (logb, "logb is unportable - " - "use gnulib module logb for portability"); +# undef acosf +# if HAVE_RAW_DECL_ACOSF +_GL_WARN_ON_USE (acosf, "acosf is unportable - " + "use gnulib module acosf for portability"); # endif #endif - #if @GNULIB_ACOSL@ # if !@HAVE_ACOSL@ || !@HAVE_DECL_ACOSL@ _GL_FUNCDECL_SYS (acosl, long double, (long double x)); @@ -162,6 +176,21 @@ _GL_WARN_ON_USE (acosl, "acosl is unportable - " #endif +#if @GNULIB_ASINF@ +# if !@HAVE_ASINF@ +# undef asinf +_GL_FUNCDECL_SYS (asinf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (asinf, float, (float x)); +_GL_CXXALIASWARN (asinf); +#elif defined GNULIB_POSIXCHECK +# undef asinf +# if HAVE_RAW_DECL_ASINF +_GL_WARN_ON_USE (asinf, "asinf is unportable - " + "use gnulib module asinf for portability"); +# endif +#endif + #if @GNULIB_ASINL@ # if !@HAVE_ASINL@ || !@HAVE_DECL_ASINL@ _GL_FUNCDECL_SYS (asinl, long double, (long double x)); @@ -177,6 +206,21 @@ _GL_WARN_ON_USE (asinl, "asinl is unportable - " #endif +#if @GNULIB_ATANF@ +# if !@HAVE_ATANF@ +# undef atanf +_GL_FUNCDECL_SYS (atanf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (atanf, float, (float x)); +_GL_CXXALIASWARN (atanf); +#elif defined GNULIB_POSIXCHECK +# undef atanf +# if HAVE_RAW_DECL_ATANF +_GL_WARN_ON_USE (atanf, "atanf is unportable - " + "use gnulib module atanf for portability"); +# endif +#endif + #if @GNULIB_ATANL@ # if !@HAVE_ATANL@ || !@HAVE_DECL_ATANL@ _GL_FUNCDECL_SYS (atanl, long double, (long double x)); @@ -192,6 +236,22 @@ _GL_WARN_ON_USE (atanl, "atanl is unportable - " #endif +#if @GNULIB_ATAN2F@ +# if !@HAVE_ATAN2F@ +# undef atan2f +_GL_FUNCDECL_SYS (atan2f, float, (float y, float x)); +# endif +_GL_CXXALIAS_SYS (atan2f, float, (float y, float x)); +_GL_CXXALIASWARN (atan2f); +#elif defined GNULIB_POSIXCHECK +# undef atan2f +# if HAVE_RAW_DECL_ATAN2F +_GL_WARN_ON_USE (atan2f, "atan2f is unportable - " + "use gnulib module atan2f for portability"); +# endif +#endif + + #if @GNULIB_CEILF@ # if @REPLACE_CEILF@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) @@ -252,6 +312,64 @@ _GL_WARN_ON_USE (ceill, "ceill is unportable - " #endif +#if @GNULIB_COPYSIGNF@ +# if !@HAVE_COPYSIGNF@ +_GL_FUNCDECL_SYS (copysignf, float, (float x, float y)); +# endif +_GL_CXXALIAS_SYS (copysignf, float, (float x, float y)); +_GL_CXXALIASWARN (copysignf); +#elif defined GNULIB_POSIXCHECK +# undef copysignf +# if HAVE_RAW_DECL_COPYSIGNF +_GL_WARN_ON_USE (copysignf, "copysignf is unportable - " + "use gnulib module copysignf for portability"); +# endif +#endif + +#if @GNULIB_COPYSIGN@ +# if !@HAVE_COPYSIGN@ +_GL_FUNCDECL_SYS (copysign, double, (double x, double y)); +# endif +_GL_CXXALIAS_SYS (copysign, double, (double x, double y)); +_GL_CXXALIASWARN (copysign); +#elif defined GNULIB_POSIXCHECK +# undef copysign +# if HAVE_RAW_DECL_COPYSIGN +_GL_WARN_ON_USE (copysign, "copysign is unportable - " + "use gnulib module copysign for portability"); +# endif +#endif + +#if @GNULIB_COPYSIGNL@ +# if !@HAVE_COPYSIGNL@ +_GL_FUNCDECL_SYS (copysignl, long double, (long double x, long double y)); +# endif +_GL_CXXALIAS_SYS (copysignl, long double, (long double x, long double y)); +_GL_CXXALIASWARN (copysignl); +#elif defined GNULIB_POSIXCHECK +# undef copysignl +# if HAVE_RAW_DECL_COPYSIGNL +_GL_WARN_ON_USE (copysign, "copysignl is unportable - " + "use gnulib module copysignl for portability"); +# endif +#endif + + +#if @GNULIB_COSF@ +# if !@HAVE_COSF@ +# undef cosf +_GL_FUNCDECL_SYS (cosf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (cosf, float, (float x)); +_GL_CXXALIASWARN (cosf); +#elif defined GNULIB_POSIXCHECK +# undef cosf +# if HAVE_RAW_DECL_COSF +_GL_WARN_ON_USE (cosf, "cosf is unportable - " + "use gnulib module cosf for portability"); +# endif +#endif + #if @GNULIB_COSL@ # if !@HAVE_COSL@ || !@HAVE_DECL_COSL@ _GL_FUNCDECL_SYS (cosl, long double, (long double x)); @@ -267,6 +385,37 @@ _GL_WARN_ON_USE (cosl, "cosl is unportable - " #endif +#if @GNULIB_COSHF@ +# if !@HAVE_COSHF@ +# undef coshf +_GL_FUNCDECL_SYS (coshf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (coshf, float, (float x)); +_GL_CXXALIASWARN (coshf); +#elif defined GNULIB_POSIXCHECK +# undef coshf +# if HAVE_RAW_DECL_COSHF +_GL_WARN_ON_USE (coshf, "coshf is unportable - " + "use gnulib module coshf for portability"); +# endif +#endif + + +#if @GNULIB_EXPF@ +# if !@HAVE_EXPF@ +# undef expf +_GL_FUNCDECL_SYS (expf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (expf, float, (float x)); +_GL_CXXALIASWARN (expf); +#elif defined GNULIB_POSIXCHECK +# undef expf +# if HAVE_RAW_DECL_EXPF +_GL_WARN_ON_USE (expf, "expf is unportable - " + "use gnulib module expf for portability"); +# endif +#endif + #if @GNULIB_EXPL@ # if !@HAVE_EXPL@ || !@HAVE_DECL_EXPL@ _GL_FUNCDECL_SYS (expl, long double, (long double x)); @@ -358,6 +507,152 @@ _GL_WARN_ON_USE (floorl, "floorl is unportable - " #endif +#if @GNULIB_FMAF@ +# if @REPLACE_FMAF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fmaf +# define fmaf rpl_fmaf +# endif +_GL_FUNCDECL_RPL (fmaf, float, (float x, float y, float z)); +_GL_CXXALIAS_RPL (fmaf, float, (float x, float y, float z)); +# else +# if !@HAVE_FMAF@ +_GL_FUNCDECL_SYS (fmaf, float, (float x, float y, float z)); +# endif +_GL_CXXALIAS_SYS (fmaf, float, (float x, float y, float z)); +# endif +_GL_CXXALIASWARN (fmaf); +#elif defined GNULIB_POSIXCHECK +# undef fmaf +# if HAVE_RAW_DECL_FMAF +_GL_WARN_ON_USE (fmaf, "fmaf is unportable - " + "use gnulib module fmaf for portability"); +# endif +#endif + +#if @GNULIB_FMA@ +# if @REPLACE_FMA@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fma +# define fma rpl_fma +# endif +_GL_FUNCDECL_RPL (fma, double, (double x, double y, double z)); +_GL_CXXALIAS_RPL (fma, double, (double x, double y, double z)); +# else +# if !@HAVE_FMA@ +_GL_FUNCDECL_SYS (fma, double, (double x, double y, double z)); +# endif +_GL_CXXALIAS_SYS (fma, double, (double x, double y, double z)); +# endif +_GL_CXXALIASWARN (fma); +#elif defined GNULIB_POSIXCHECK +# undef fma +# if HAVE_RAW_DECL_FMA +_GL_WARN_ON_USE (fma, "fma is unportable - " + "use gnulib module fma for portability"); +# endif +#endif + +#if @GNULIB_FMAL@ +# if @REPLACE_FMAL@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fmal +# define fmal rpl_fmal +# endif +_GL_FUNCDECL_RPL (fmal, long double, + (long double x, long double y, long double z)); +_GL_CXXALIAS_RPL (fmal, long double, + (long double x, long double y, long double z)); +# else +# if !@HAVE_FMAL@ +_GL_FUNCDECL_SYS (fmal, long double, + (long double x, long double y, long double z)); +# endif +_GL_CXXALIAS_SYS (fmal, long double, + (long double x, long double y, long double z)); +# endif +_GL_CXXALIASWARN (fmal); +#elif defined GNULIB_POSIXCHECK +# undef fmal +# if HAVE_RAW_DECL_FMAL +_GL_WARN_ON_USE (fmal, "fmal is unportable - " + "use gnulib module fmal for portability"); +# endif +#endif + + +#if @GNULIB_FMODF@ +# if !@HAVE_FMODF@ +# undef fmodf +_GL_FUNCDECL_SYS (fmodf, float, (float x, float y)); +# endif +_GL_CXXALIAS_SYS (fmodf, float, (float x, float y)); +_GL_CXXALIASWARN (fmodf); +#elif defined GNULIB_POSIXCHECK +# undef fmodf +# if HAVE_RAW_DECL_FMODF +_GL_WARN_ON_USE (fmodf, "fmodf is unportable - " + "use gnulib module fmodf for portability"); +# endif +#endif + + +/* Write x as + x = mantissa * 2^exp + where + If x finite and nonzero: 0.5 <= |mantissa| < 1.0. + If x is zero: mantissa = x, exp = 0. + If x is infinite or NaN: mantissa = x, exp unspecified. + Store exp in *EXPPTR and return mantissa. */ +#if @GNULIB_FREXPF@ +# if @REPLACE_FREXPF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef frexpf +# define frexpf rpl_frexpf +# endif +_GL_FUNCDECL_RPL (frexpf, float, (float x, int *expptr) _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (frexpf, float, (float x, int *expptr)); +# else +# if !@HAVE_FREXPF@ +# undef frexpf +_GL_FUNCDECL_SYS (frexpf, float, (float x, int *expptr) _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (frexpf, float, (float x, int *expptr)); +# endif +_GL_CXXALIASWARN (frexpf); +#elif defined GNULIB_POSIXCHECK +# undef frexpf +# if HAVE_RAW_DECL_FREXPF +_GL_WARN_ON_USE (frexpf, "frexpf is unportable - " + "use gnulib module frexpf for portability"); +# endif +#endif + +/* Write x as + x = mantissa * 2^exp + where + If x finite and nonzero: 0.5 <= |mantissa| < 1.0. + If x is zero: mantissa = x, exp = 0. + If x is infinite or NaN: mantissa = x, exp unspecified. + Store exp in *EXPPTR and return mantissa. */ +#if @GNULIB_FREXP@ +# if @REPLACE_FREXP@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define frexp rpl_frexp +# endif +_GL_FUNCDECL_RPL (frexp, double, (double x, int *expptr) _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (frexp, double, (double x, int *expptr)); +# else +_GL_CXXALIAS_SYS (frexp, double, (double x, int *expptr)); +# endif +_GL_CXXALIASWARN (frexp); +#elif defined GNULIB_POSIXCHECK +# undef frexp +/* Assume frexp is always declared. */ +_GL_WARN_ON_USE (frexp, "frexp is unportable - " + "use gnulib module frexp for portability"); +#endif + /* Write x as x = mantissa * 2^exp where @@ -395,6 +690,22 @@ _GL_WARN_ON_USE (frexpl, "frexpl is unportable - " /* Return x * 2^exp. */ +#if @GNULIB_LDEXPF@ +# if !@HAVE_LDEXPF@ +# undef ldexpf +_GL_FUNCDECL_SYS (ldexpf, float, (float x, int exp)); +# endif +_GL_CXXALIAS_SYS (ldexpf, float, (float x, int exp)); +_GL_CXXALIASWARN (ldexpf); +#elif defined GNULIB_POSIXCHECK +# undef ldexpf +# if HAVE_RAW_DECL_LDEXPF +_GL_WARN_ON_USE (ldexpf, "ldexpf is unportable - " + "use gnulib module ldexpf for portability"); +# endif +#endif + +/* Return x * 2^exp. */ #if @GNULIB_LDEXPL@ && @REPLACE_LDEXPL@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef ldexpl @@ -422,6 +733,34 @@ _GL_WARN_ON_USE (ldexpl, "ldexpl is unportable - " #endif +#if @GNULIB_LOGB@ +# if !@HAVE_DECL_LOGB@ +_GL_EXTERN_C double logb (double x); +# endif +#elif defined GNULIB_POSIXCHECK +# undef logb +# if HAVE_RAW_DECL_LOGB +_GL_WARN_ON_USE (logb, "logb is unportable - " + "use gnulib module logb for portability"); +# endif +#endif + + +#if @GNULIB_LOGF@ +# if !@HAVE_LOGF@ +# undef logf +_GL_FUNCDECL_SYS (logf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (logf, float, (float x)); +_GL_CXXALIASWARN (logf); +#elif defined GNULIB_POSIXCHECK +# undef logf +# if HAVE_RAW_DECL_LOGF +_GL_WARN_ON_USE (logf, "logf is unportable - " + "use gnulib module logf for portability"); +# endif +#endif + #if @GNULIB_LOGL@ # if !@HAVE_LOGL@ || !@HAVE_DECL_LOGL@ _GL_FUNCDECL_SYS (logl, long double, (long double x)); @@ -437,6 +776,97 @@ _GL_WARN_ON_USE (logl, "logl is unportable - " #endif +#if @GNULIB_LOG10F@ +# if !@HAVE_LOG10F@ +# undef log10f +_GL_FUNCDECL_SYS (log10f, float, (float x)); +# endif +_GL_CXXALIAS_SYS (log10f, float, (float x)); +_GL_CXXALIASWARN (log10f); +#elif defined GNULIB_POSIXCHECK +# undef log10f +# if HAVE_RAW_DECL_LOG10F +_GL_WARN_ON_USE (log10f, "log10f is unportable - " + "use gnulib module log10f for portability"); +# endif +#endif + + +#if @GNULIB_MODFF@ +# if !@HAVE_MODFF@ +# undef modff +_GL_FUNCDECL_SYS (modff, float, (float x, float *iptr) _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (modff, float, (float x, float *iptr)); +_GL_CXXALIASWARN (modff); +#elif defined GNULIB_POSIXCHECK +# undef modff +# if HAVE_RAW_DECL_MODFF +_GL_WARN_ON_USE (modff, "modff is unportable - " + "use gnulib module modff for portability"); +# endif +#endif + + +#if @GNULIB_POWF@ +# if !@HAVE_POWF@ +# undef powf +_GL_FUNCDECL_SYS (powf, float, (float x, float y)); +# endif +_GL_CXXALIAS_SYS (powf, float, (float x, float y)); +_GL_CXXALIASWARN (powf); +#elif defined GNULIB_POSIXCHECK +# undef powf +# if HAVE_RAW_DECL_POWF +_GL_WARN_ON_USE (powf, "powf is unportable - " + "use gnulib module powf for portability"); +# endif +#endif + + +#if @GNULIB_RINTF@ +# if !@HAVE_RINTF@ +_GL_FUNCDECL_SYS (rintf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (rintf, float, (float x)); +_GL_CXXALIASWARN (rintf); +#elif defined GNULIB_POSIXCHECK +# undef rintf +# if HAVE_RAW_DECL_RINTF +_GL_WARN_ON_USE (rintf, "rintf is unportable - " + "use gnulib module rintf for portability"); +# endif +#endif + +#if @GNULIB_RINT@ +# if !@HAVE_RINT@ +_GL_FUNCDECL_SYS (rint, double, (double x)); +# endif +_GL_CXXALIAS_SYS (rint, double, (double x)); +_GL_CXXALIASWARN (rint); +#elif defined GNULIB_POSIXCHECK +# undef rint +# if HAVE_RAW_DECL_RINT +_GL_WARN_ON_USE (rint, "rint is unportable - " + "use gnulib module rint for portability"); +# endif +#endif + +#if @GNULIB_RINTL@ +# if !@HAVE_RINTL@ +_GL_FUNCDECL_SYS (rintl, long double, (long double x)); +# endif +_GL_CXXALIAS_SYS (rintl, long double, (long double x)); +_GL_CXXALIASWARN (rintl); +#elif defined GNULIB_POSIXCHECK +# undef rintl +# if HAVE_RAW_DECL_RINTL +_GL_WARN_ON_USE (rintl, "rintl is unportable - " + "use gnulib module rintl for portability"); +# endif +#endif + + #if @GNULIB_ROUNDF@ # if @REPLACE_ROUNDF@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) @@ -507,6 +937,21 @@ _GL_WARN_ON_USE (roundl, "roundl is unportable - " #endif +#if @GNULIB_SINF@ +# if !@HAVE_SINF@ +# undef sinf +_GL_FUNCDECL_SYS (sinf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (sinf, float, (float x)); +_GL_CXXALIASWARN (sinf); +#elif defined GNULIB_POSIXCHECK +# undef sinf +# if HAVE_RAW_DECL_SINF +_GL_WARN_ON_USE (sinf, "sinf is unportable - " + "use gnulib module sinf for portability"); +# endif +#endif + #if @GNULIB_SINL@ # if !@HAVE_SINL@ || !@HAVE_DECL_SINL@ _GL_FUNCDECL_SYS (sinl, long double, (long double x)); @@ -522,6 +967,37 @@ _GL_WARN_ON_USE (sinl, "sinl is unportable - " #endif +#if @GNULIB_SINHF@ +# if !@HAVE_SINHF@ +# undef sinhf +_GL_FUNCDECL_SYS (sinhf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (sinhf, float, (float x)); +_GL_CXXALIASWARN (sinhf); +#elif defined GNULIB_POSIXCHECK +# undef sinhf +# if HAVE_RAW_DECL_SINHF +_GL_WARN_ON_USE (sinhf, "sinhf is unportable - " + "use gnulib module sinhf for portability"); +# endif +#endif + + +#if @GNULIB_SQRTF@ +# if !@HAVE_SQRTF@ +# undef sqrtf +_GL_FUNCDECL_SYS (sqrtf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (sqrtf, float, (float x)); +_GL_CXXALIASWARN (sqrtf); +#elif defined GNULIB_POSIXCHECK +# undef sqrtf +# if HAVE_RAW_DECL_SQRTF +_GL_WARN_ON_USE (sqrtf, "sqrtf is unportable - " + "use gnulib module sqrtf for portability"); +# endif +#endif + #if @GNULIB_SQRTL@ # if !@HAVE_SQRTL@ || !@HAVE_DECL_SQRTL@ _GL_FUNCDECL_SYS (sqrtl, long double, (long double x)); @@ -537,6 +1013,21 @@ _GL_WARN_ON_USE (sqrtl, "sqrtl is unportable - " #endif +#if @GNULIB_TANF@ +# if !@HAVE_TANF@ +# undef tanf +_GL_FUNCDECL_SYS (tanf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (tanf, float, (float x)); +_GL_CXXALIASWARN (tanf); +#elif defined GNULIB_POSIXCHECK +# undef tanf +# if HAVE_RAW_DECL_TANF +_GL_WARN_ON_USE (tanf, "tanf is unportable - " + "use gnulib module tanf for portability"); +# endif +#endif + #if @GNULIB_TANL@ # if !@HAVE_TANL@ || !@HAVE_DECL_TANL@ _GL_FUNCDECL_SYS (tanl, long double, (long double x)); @@ -552,6 +1043,22 @@ _GL_WARN_ON_USE (tanl, "tanl is unportable - " #endif +#if @GNULIB_TANHF@ +# if !@HAVE_TANHF@ +# undef tanhf +_GL_FUNCDECL_SYS (tanhf, float, (float x)); +# endif +_GL_CXXALIAS_SYS (tanhf, float, (float x)); +_GL_CXXALIASWARN (tanhf); +#elif defined GNULIB_POSIXCHECK +# undef tanhf +# if HAVE_RAW_DECL_TANHF +_GL_WARN_ON_USE (tanhf, "tanhf is unportable - " + "use gnulib module tanhf for portability"); +# endif +#endif + + #if @GNULIB_TRUNCF@ # if @REPLACE_TRUNCF@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) @@ -620,6 +1127,10 @@ _GL_WARN_ON_USE (truncl, "truncl is unportable - " #endif +/* Definitions of function-like macros come here, after the function + declarations. */ + + #if @GNULIB_ISFINITE@ # if @REPLACE_ISFINITE@ _GL_EXTERN_C int gl_isfinitef (float x); @@ -631,6 +1142,13 @@ _GL_EXTERN_C int gl_isfinitel (long double x); sizeof (x) == sizeof (double) ? gl_isfinited (x) : \ gl_isfinitef (x)) # endif +# ifdef __cplusplus +# ifdef isfinite +_GL_MATH_CXX_REAL_FLOATING_DECL_1 (isfinite) +# undef isfinite +_GL_MATH_CXX_REAL_FLOATING_DECL_2 (isfinite) +# endif +# endif #elif defined GNULIB_POSIXCHECK # if defined isfinite _GL_WARN_REAL_FLOATING_DECL (isfinite); @@ -651,6 +1169,13 @@ _GL_EXTERN_C int gl_isinfl (long double x); sizeof (x) == sizeof (double) ? gl_isinfd (x) : \ gl_isinff (x)) # endif +# ifdef __cplusplus +# ifdef isinf +_GL_MATH_CXX_REAL_FLOATING_DECL_1 (isinf) +# undef isinf +_GL_MATH_CXX_REAL_FLOATING_DECL_2 (isinf) +# endif +# endif #elif defined GNULIB_POSIXCHECK # if defined isinf _GL_WARN_REAL_FLOATING_DECL (isinf); @@ -721,7 +1246,7 @@ _GL_EXTERN_C int isnand (double x); /* Test whether X is a NaN. */ # undef isnanl # define isnanl rpl_isnanl -_GL_EXTERN_C int isnanl (long double x); +_GL_EXTERN_C int isnanl (long double x) _GL_ATTRIBUTE_CONST; # endif #endif @@ -747,7 +1272,7 @@ _GL_EXTERN_C int rpl_isnand (double x); # if @HAVE_ISNANL@ && __GNUC__ >= 4 # define gl_isnan_l(x) __builtin_isnanl ((long double)(x)) # else -_GL_EXTERN_C int rpl_isnanl (long double x); +_GL_EXTERN_C int rpl_isnanl (long double x) _GL_ATTRIBUTE_CONST; # define gl_isnan_l(x) rpl_isnanl (x) # endif # undef isnan @@ -762,9 +1287,17 @@ _GL_EXTERN_C int rpl_isnanl (long double x); sizeof (x) == sizeof (double) ? __builtin_isnan ((double)(x)) : \ __builtin_isnanf ((float)(x))) # endif +# ifdef __cplusplus +# ifdef isnan +_GL_MATH_CXX_REAL_FLOATING_DECL_1 (isnan) +# undef isnan +_GL_MATH_CXX_REAL_FLOATING_DECL_2 (isnan) +# endif +# else /* Ensure isnan is a macro. */ -# ifndef isnan -# define isnan isnan +# ifndef isnan +# define isnan isnan +# endif # endif #elif defined GNULIB_POSIXCHECK # if defined isnan @@ -789,7 +1322,7 @@ _GL_WARN_REAL_FLOATING_DECL (isnan); _GL_EXTERN_C int gl_signbitf (float arg); _GL_EXTERN_C int gl_signbitd (double arg); _GL_EXTERN_C int gl_signbitl (long double arg); -# if __GNUC__ >= 2 && !__STRICT_ANSI__ +# if __GNUC__ >= 2 && !defined __STRICT_ANSI__ # define _GL_NUM_UINT_WORDS(type) \ ((sizeof (type) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) # if defined FLT_SIGNBIT_WORD && defined FLT_SIGNBIT_BIT && !defined gl_signbitf @@ -828,6 +1361,13 @@ _GL_EXTERN_C int gl_signbitl (long double arg); sizeof (x) == sizeof (double) ? gl_signbitd (x) : \ gl_signbitf (x)) # endif +# ifdef __cplusplus +# ifdef signbit +_GL_MATH_CXX_REAL_FLOATING_DECL_1 (signbit) +# undef signbit +_GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit) +# endif +# endif #elif defined GNULIB_POSIXCHECK # if defined signbit _GL_WARN_REAL_FLOATING_DECL (signbit);