2276 lines
64 KiB
C
2276 lines
64 KiB
C
/* A GNU-like <math.h>.
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Copyright (C) 2002-2003, 2007-2012 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef _@GUARD_PREFIX@_MATH_H
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#if __GNUC__ >= 3
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@PRAGMA_SYSTEM_HEADER@
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#endif
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@PRAGMA_COLUMNS@
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/* The include_next requires a split double-inclusion guard. */
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#@INCLUDE_NEXT_AS_FIRST_DIRECTIVE@ @NEXT_AS_FIRST_DIRECTIVE_MATH_H@
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#ifndef _@GUARD_PREFIX@_MATH_H
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#define _@GUARD_PREFIX@_MATH_H
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_GL_INLINE_HEADER_BEGIN
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#ifndef _GL_MATH_INLINE
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# define _GL_MATH_INLINE _GL_INLINE
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#endif
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/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
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/* The definition of _GL_ARG_NONNULL is copied here. */
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/* The definition of _GL_WARN_ON_USE is copied here. */
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#ifdef __cplusplus
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/* Helper macros to define type-generic function FUNC as overloaded functions,
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rather than as macros like in C. POSIX declares these with an argument of
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real-floating (that is, one of float, double, or long double). */
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# define _GL_MATH_CXX_REAL_FLOATING_DECL_1(func) \
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static inline int \
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_gl_cxx_ ## func ## f (float f) \
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{ \
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return func (f); \
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} \
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static inline int \
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_gl_cxx_ ## func ## d (double d) \
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{ \
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return func (d); \
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} \
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static inline int \
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_gl_cxx_ ## func ## l (long double l) \
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{ \
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return func (l); \
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}
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# define _GL_MATH_CXX_REAL_FLOATING_DECL_2(func) \
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inline int \
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func (float f) \
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{ \
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return _gl_cxx_ ## func ## f (f); \
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} \
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inline int \
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func (double d) \
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{ \
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return _gl_cxx_ ## func ## d (d); \
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} \
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inline int \
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func (long double l) \
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{ \
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return _gl_cxx_ ## func ## l (l); \
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}
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#endif
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/* Helper macros to define a portability warning for the
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classification macro FUNC called with VALUE. POSIX declares the
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classification macros with an argument of real-floating (that is,
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one of float, double, or long double). */
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#define _GL_WARN_REAL_FLOATING_DECL(func) \
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_GL_MATH_INLINE int \
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rpl_ ## func ## f (float f) \
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{ \
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return func (f); \
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} \
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_GL_MATH_INLINE int \
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rpl_ ## func ## d (double d) \
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{ \
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return func (d); \
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} \
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_GL_MATH_INLINE int \
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rpl_ ## func ## l (long double l) \
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{ \
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return func (l); \
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} \
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_GL_WARN_ON_USE (rpl_ ## func ## f, #func " is unportable - " \
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"use gnulib module " #func " for portability"); \
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_GL_WARN_ON_USE (rpl_ ## func ## d, #func " is unportable - " \
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"use gnulib module " #func " for portability"); \
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_GL_WARN_ON_USE (rpl_ ## func ## l, #func " is unportable - " \
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"use gnulib module " #func " for portability")
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#define _GL_WARN_REAL_FLOATING_IMPL(func, value) \
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(sizeof (value) == sizeof (float) ? rpl_ ## func ## f (value) \
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: sizeof (value) == sizeof (double) ? rpl_ ## func ## d (value) \
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: rpl_ ## func ## l (value))
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#if @REPLACE_ITOLD@
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/* Pull in a function that fixes the 'int' to 'long double' conversion
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of glibc 2.7. */
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_GL_EXTERN_C void _Qp_itoq (long double *, int);
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static void (*_gl_math_fix_itold) (long double *, int) = _Qp_itoq;
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#endif
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/* POSIX allows platforms that don't support NAN. But all major
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machines in the past 15 years have supported something close to
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IEEE NaN, so we define this unconditionally. We also must define
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it on platforms like Solaris 10, where NAN is present but defined
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as a function pointer rather than a floating point constant. */
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#if !defined NAN || @REPLACE_NAN@
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# if !GNULIB_defined_NAN
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# undef NAN
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/* The Compaq (ex-DEC) C 6.4 compiler and the Microsoft MSVC 9 compiler
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choke on the expression 0.0 / 0.0. */
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# if defined __DECC || defined _MSC_VER
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_GL_MATH_INLINE float
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_NaN ()
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{
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static float zero = 0.0f;
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return zero / zero;
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}
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# define NAN (_NaN())
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# else
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# define NAN (0.0f / 0.0f)
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# endif
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# define GNULIB_defined_NAN 1
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# endif
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#endif
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/* Solaris 10 defines HUGE_VAL, but as a function pointer rather
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than a floating point constant. */
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#if @REPLACE_HUGE_VAL@
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# undef HUGE_VALF
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# define HUGE_VALF (1.0f / 0.0f)
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# undef HUGE_VAL
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# define HUGE_VAL (1.0 / 0.0)
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# undef HUGE_VALL
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# define HUGE_VALL (1.0L / 0.0L)
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#endif
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/* HUGE_VALF is a 'float' Infinity. */
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#ifndef HUGE_VALF
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# if defined _MSC_VER
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/* The Microsoft MSVC 9 compiler chokes on the expression 1.0f / 0.0f. */
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# define HUGE_VALF (1e25f * 1e25f)
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# else
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# define HUGE_VALF (1.0f / 0.0f)
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# endif
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#endif
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/* HUGE_VAL is a 'double' Infinity. */
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#ifndef HUGE_VAL
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# if defined _MSC_VER
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/* The Microsoft MSVC 9 compiler chokes on the expression 1.0 / 0.0. */
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# define HUGE_VAL (1e250 * 1e250)
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# else
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# define HUGE_VAL (1.0 / 0.0)
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# endif
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#endif
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/* HUGE_VALL is a 'long double' Infinity. */
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#ifndef HUGE_VALL
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# if defined _MSC_VER
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/* The Microsoft MSVC 9 compiler chokes on the expression 1.0L / 0.0L. */
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# define HUGE_VALL (1e250L * 1e250L)
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# else
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# define HUGE_VALL (1.0L / 0.0L)
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# endif
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#endif
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/* Ensure FP_ILOGB0 and FP_ILOGBNAN are defined. */
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#if !(defined FP_ILOGB0 && defined FP_ILOGBNAN)
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# if defined __NetBSD__ || defined __sgi
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/* NetBSD, IRIX 6.5: match what ilogb() does */
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# define FP_ILOGB0 (- 2147483647 - 1) /* INT_MIN */
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# define FP_ILOGBNAN (- 2147483647 - 1) /* INT_MIN */
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# elif defined _AIX
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/* AIX 5.1: match what ilogb() does in AIX >= 5.2 */
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# define FP_ILOGB0 (- 2147483647 - 1) /* INT_MIN */
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# define FP_ILOGBNAN 2147483647 /* INT_MAX */
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# elif defined __sun
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/* Solaris 9: match what ilogb() does */
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# define FP_ILOGB0 (- 2147483647) /* - INT_MAX */
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# define FP_ILOGBNAN 2147483647 /* INT_MAX */
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# else
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/* Gnulib defined values. */
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# define FP_ILOGB0 (- 2147483647) /* - INT_MAX */
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# define FP_ILOGBNAN (- 2147483647 - 1) /* INT_MIN */
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# endif
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#endif
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#if @GNULIB_ACOSF@
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# if !@HAVE_ACOSF@
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# undef acosf
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_GL_FUNCDECL_SYS (acosf, float, (float x));
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# endif
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_GL_CXXALIAS_SYS (acosf, float, (float x));
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_GL_CXXALIASWARN (acosf);
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#elif defined GNULIB_POSIXCHECK
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# undef acosf
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# if HAVE_RAW_DECL_ACOSF
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_GL_WARN_ON_USE (acosf, "acosf is unportable - "
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"use gnulib module acosf for portability");
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# endif
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#endif
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#if @GNULIB_ACOSL@
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# if !@HAVE_ACOSL@ || !@HAVE_DECL_ACOSL@
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# undef acosl
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_GL_FUNCDECL_SYS (acosl, long double, (long double x));
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# endif
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_GL_CXXALIAS_SYS (acosl, long double, (long double x));
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_GL_CXXALIASWARN (acosl);
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#elif defined GNULIB_POSIXCHECK
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# undef acosl
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# if HAVE_RAW_DECL_ACOSL
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_GL_WARN_ON_USE (acosl, "acosl is unportable - "
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"use gnulib module acosl for portability");
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# endif
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#endif
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#if @GNULIB_ASINF@
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# if !@HAVE_ASINF@
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# undef asinf
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_GL_FUNCDECL_SYS (asinf, float, (float x));
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# endif
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_GL_CXXALIAS_SYS (asinf, float, (float x));
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_GL_CXXALIASWARN (asinf);
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#elif defined GNULIB_POSIXCHECK
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# undef asinf
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# if HAVE_RAW_DECL_ASINF
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_GL_WARN_ON_USE (asinf, "asinf is unportable - "
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"use gnulib module asinf for portability");
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# endif
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#endif
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#if @GNULIB_ASINL@
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# if !@HAVE_ASINL@ || !@HAVE_DECL_ASINL@
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# undef asinl
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_GL_FUNCDECL_SYS (asinl, long double, (long double x));
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# endif
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_GL_CXXALIAS_SYS (asinl, long double, (long double x));
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_GL_CXXALIASWARN (asinl);
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#elif defined GNULIB_POSIXCHECK
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# undef asinl
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# if HAVE_RAW_DECL_ASINL
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_GL_WARN_ON_USE (asinl, "asinl is unportable - "
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"use gnulib module asinl for portability");
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# endif
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#endif
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#if @GNULIB_ATANF@
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# if !@HAVE_ATANF@
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# undef atanf
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_GL_FUNCDECL_SYS (atanf, float, (float x));
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# endif
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_GL_CXXALIAS_SYS (atanf, float, (float x));
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_GL_CXXALIASWARN (atanf);
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#elif defined GNULIB_POSIXCHECK
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# undef atanf
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# if HAVE_RAW_DECL_ATANF
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_GL_WARN_ON_USE (atanf, "atanf is unportable - "
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"use gnulib module atanf for portability");
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# endif
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#endif
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#if @GNULIB_ATANL@
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# if !@HAVE_ATANL@ || !@HAVE_DECL_ATANL@
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# undef atanl
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_GL_FUNCDECL_SYS (atanl, long double, (long double x));
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# endif
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_GL_CXXALIAS_SYS (atanl, long double, (long double x));
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_GL_CXXALIASWARN (atanl);
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#elif defined GNULIB_POSIXCHECK
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# undef atanl
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# if HAVE_RAW_DECL_ATANL
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_GL_WARN_ON_USE (atanl, "atanl is unportable - "
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"use gnulib module atanl for portability");
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# endif
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#endif
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#if @GNULIB_ATAN2F@
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# if !@HAVE_ATAN2F@
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# undef atan2f
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_GL_FUNCDECL_SYS (atan2f, float, (float y, float x));
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# endif
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_GL_CXXALIAS_SYS (atan2f, float, (float y, float x));
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_GL_CXXALIASWARN (atan2f);
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#elif defined GNULIB_POSIXCHECK
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# undef atan2f
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# if HAVE_RAW_DECL_ATAN2F
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_GL_WARN_ON_USE (atan2f, "atan2f is unportable - "
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"use gnulib module atan2f for portability");
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# endif
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#endif
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#if @GNULIB_CBRTF@
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# if @REPLACE_CBRTF@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef cbrtf
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# define cbrtf rpl_cbrtf
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# endif
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_GL_FUNCDECL_RPL (cbrtf, float, (float x));
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_GL_CXXALIAS_RPL (cbrtf, float, (float x));
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# else
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# if !@HAVE_DECL_CBRTF@
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_GL_FUNCDECL_SYS (cbrtf, float, (float x));
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# endif
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_GL_CXXALIAS_SYS (cbrtf, float, (float x));
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# endif
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_GL_CXXALIASWARN (cbrtf);
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#elif defined GNULIB_POSIXCHECK
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# undef cbrtf
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# if HAVE_RAW_DECL_CBRTF
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_GL_WARN_ON_USE (cbrtf, "cbrtf is unportable - "
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"use gnulib module cbrtf for portability");
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# endif
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#endif
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#if @GNULIB_CBRT@
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# if !@HAVE_CBRT@
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_GL_FUNCDECL_SYS (cbrt, double, (double x));
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# endif
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_GL_CXXALIAS_SYS (cbrt, double, (double x));
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_GL_CXXALIASWARN (cbrt);
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#elif defined GNULIB_POSIXCHECK
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# undef cbrt
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# if HAVE_RAW_DECL_CBRT
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_GL_WARN_ON_USE (cbrt, "cbrt is unportable - "
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"use gnulib module cbrt for portability");
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# endif
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#endif
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#if @GNULIB_CBRTL@
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# if @REPLACE_CBRTL@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef cbrtl
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# define cbrtl rpl_cbrtl
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# endif
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_GL_FUNCDECL_RPL (cbrtl, long double, (long double x));
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_GL_CXXALIAS_RPL (cbrtl, long double, (long double x));
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# else
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# if !@HAVE_DECL_CBRTL@
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_GL_FUNCDECL_SYS (cbrtl, long double, (long double x));
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# endif
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_GL_CXXALIAS_SYS (cbrtl, long double, (long double x));
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# endif
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_GL_CXXALIASWARN (cbrtl);
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#elif defined GNULIB_POSIXCHECK
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# undef cbrtl
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# if HAVE_RAW_DECL_CBRTL
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_GL_WARN_ON_USE (cbrtl, "cbrtl is unportable - "
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"use gnulib module cbrtl for portability");
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# endif
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#endif
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#if @GNULIB_CEILF@
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# if @REPLACE_CEILF@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef ceilf
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# define ceilf rpl_ceilf
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# endif
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_GL_FUNCDECL_RPL (ceilf, float, (float x));
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_GL_CXXALIAS_RPL (ceilf, float, (float x));
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# else
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# if !@HAVE_DECL_CEILF@
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# undef ceilf
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|
_GL_FUNCDECL_SYS (ceilf, float, (float x));
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# endif
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_GL_CXXALIAS_SYS (ceilf, float, (float x));
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# endif
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_GL_CXXALIASWARN (ceilf);
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#elif defined GNULIB_POSIXCHECK
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# undef ceilf
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# if HAVE_RAW_DECL_CEILF
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_GL_WARN_ON_USE (ceilf, "ceilf is unportable - "
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|
"use gnulib module ceilf for portability");
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# endif
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|
#endif
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#if @GNULIB_CEIL@
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# if @REPLACE_CEIL@
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|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define ceil rpl_ceil
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# endif
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|
_GL_FUNCDECL_RPL (ceil, double, (double x));
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_GL_CXXALIAS_RPL (ceil, double, (double x));
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# else
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_GL_CXXALIAS_SYS (ceil, double, (double x));
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# endif
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|
_GL_CXXALIASWARN (ceil);
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|
#endif
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|
#if @GNULIB_CEILL@
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|
# if @REPLACE_CEILL@
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|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef ceill
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# define ceill rpl_ceill
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# endif
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_GL_FUNCDECL_RPL (ceill, long double, (long double x));
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_GL_CXXALIAS_RPL (ceill, long double, (long double x));
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# else
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# if !@HAVE_DECL_CEILL@
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# undef ceill
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_GL_FUNCDECL_SYS (ceill, long double, (long double x));
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# endif
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_GL_CXXALIAS_SYS (ceill, long double, (long double x));
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# endif
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_GL_CXXALIASWARN (ceill);
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#elif defined GNULIB_POSIXCHECK
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# undef ceill
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# if HAVE_RAW_DECL_CEILL
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_GL_WARN_ON_USE (ceill, "ceill is unportable - "
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"use gnulib module ceill for portability");
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# endif
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#endif
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#if @GNULIB_COPYSIGNF@
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# if !@HAVE_DECL_COPYSIGNF@
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_GL_FUNCDECL_SYS (copysignf, float, (float x, float y));
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# endif
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_GL_CXXALIAS_SYS (copysignf, float, (float x, float y));
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_GL_CXXALIASWARN (copysignf);
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#elif defined GNULIB_POSIXCHECK
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# undef copysignf
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# if HAVE_RAW_DECL_COPYSIGNF
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_GL_WARN_ON_USE (copysignf, "copysignf is unportable - "
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"use gnulib module copysignf for portability");
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# endif
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#endif
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#if @GNULIB_COPYSIGN@
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# if !@HAVE_COPYSIGN@
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_GL_FUNCDECL_SYS (copysign, double, (double x, double y));
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# endif
|
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_GL_CXXALIAS_SYS (copysign, double, (double x, double y));
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_GL_CXXALIASWARN (copysign);
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#elif defined GNULIB_POSIXCHECK
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|
# undef copysign
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# if HAVE_RAW_DECL_COPYSIGN
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_GL_WARN_ON_USE (copysign, "copysign is unportable - "
|
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"use gnulib module copysign for portability");
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# endif
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#endif
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|
|
|
#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@
|
|
# undef cosl
|
|
_GL_FUNCDECL_SYS (cosl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (cosl, long double, (long double x));
|
|
_GL_CXXALIASWARN (cosl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef cosl
|
|
# if HAVE_RAW_DECL_COSL
|
|
_GL_WARN_ON_USE (cosl, "cosl is unportable - "
|
|
"use gnulib module cosl for portability");
|
|
# endif
|
|
#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@
|
|
# undef expl
|
|
_GL_FUNCDECL_SYS (expl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (expl, long double, (long double x));
|
|
_GL_CXXALIASWARN (expl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef expl
|
|
# if HAVE_RAW_DECL_EXPL
|
|
_GL_WARN_ON_USE (expl, "expl is unportable - "
|
|
"use gnulib module expl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_EXP2F@
|
|
# if !@HAVE_DECL_EXP2F@
|
|
_GL_FUNCDECL_SYS (exp2f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (exp2f, float, (float x));
|
|
_GL_CXXALIASWARN (exp2f);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef exp2f
|
|
# if HAVE_RAW_DECL_EXP2F
|
|
_GL_WARN_ON_USE (exp2f, "exp2f is unportable - "
|
|
"use gnulib module exp2f for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_EXP2@
|
|
# if @REPLACE_EXP2@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef exp2
|
|
# define exp2 rpl_exp2
|
|
# endif
|
|
_GL_FUNCDECL_RPL (exp2, double, (double x));
|
|
_GL_CXXALIAS_RPL (exp2, double, (double x));
|
|
# else
|
|
# if !@HAVE_DECL_EXP2@
|
|
_GL_FUNCDECL_SYS (exp2, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (exp2, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (exp2);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef exp2
|
|
# if HAVE_RAW_DECL_EXP2
|
|
_GL_WARN_ON_USE (exp2, "exp2 is unportable - "
|
|
"use gnulib module exp2 for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_EXP2L@
|
|
# if @REPLACE_EXP2L@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef exp2l
|
|
# define exp2l rpl_exp2l
|
|
# endif
|
|
_GL_FUNCDECL_RPL (exp2l, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (exp2l, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_DECL_EXP2L@
|
|
# undef exp2l
|
|
_GL_FUNCDECL_SYS (exp2l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (exp2l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (exp2l);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef exp2l
|
|
# if HAVE_RAW_DECL_EXP2L
|
|
_GL_WARN_ON_USE (exp2l, "exp2l is unportable - "
|
|
"use gnulib module exp2l for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_EXPM1F@
|
|
# if @REPLACE_EXPM1F@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef expm1f
|
|
# define expm1f rpl_expm1f
|
|
# endif
|
|
_GL_FUNCDECL_RPL (expm1f, float, (float x));
|
|
_GL_CXXALIAS_RPL (expm1f, float, (float x));
|
|
# else
|
|
# if !@HAVE_EXPM1F@
|
|
_GL_FUNCDECL_SYS (expm1f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (expm1f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (expm1f);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef expm1f
|
|
# if HAVE_RAW_DECL_EXPM1F
|
|
_GL_WARN_ON_USE (expm1f, "expm1f is unportable - "
|
|
"use gnulib module expm1f for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_EXPM1@
|
|
# if @REPLACE_EXPM1@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef expm1
|
|
# define expm1 rpl_expm1
|
|
# endif
|
|
_GL_FUNCDECL_RPL (expm1, double, (double x));
|
|
_GL_CXXALIAS_RPL (expm1, double, (double x));
|
|
# else
|
|
# if !@HAVE_EXPM1@
|
|
_GL_FUNCDECL_SYS (expm1, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (expm1, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (expm1);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef expm1
|
|
# if HAVE_RAW_DECL_EXPM1
|
|
_GL_WARN_ON_USE (expm1, "expm1 is unportable - "
|
|
"use gnulib module expm1 for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_EXPM1L@
|
|
# if !@HAVE_DECL_EXPM1L@
|
|
# undef expm1l
|
|
_GL_FUNCDECL_SYS (expm1l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (expm1l, long double, (long double x));
|
|
_GL_CXXALIASWARN (expm1l);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef expm1l
|
|
# if HAVE_RAW_DECL_EXPM1L
|
|
_GL_WARN_ON_USE (expm1l, "expm1l is unportable - "
|
|
"use gnulib module expm1l for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_FABSF@
|
|
# if !@HAVE_FABSF@
|
|
# undef fabsf
|
|
_GL_FUNCDECL_SYS (fabsf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (fabsf, float, (float x));
|
|
_GL_CXXALIASWARN (fabsf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef fabsf
|
|
# if HAVE_RAW_DECL_FABSF
|
|
_GL_WARN_ON_USE (fabsf, "fabsf is unportable - "
|
|
"use gnulib module fabsf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_FABSL@
|
|
# if @REPLACE_FABSL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef fabsl
|
|
# define fabsl rpl_fabsl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (fabsl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (fabsl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_FABSL@
|
|
# undef fabsl
|
|
_GL_FUNCDECL_SYS (fabsl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (fabsl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (fabsl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef fabsl
|
|
# if HAVE_RAW_DECL_FABSL
|
|
_GL_WARN_ON_USE (fabsl, "fabsl is unportable - "
|
|
"use gnulib module fabsl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_FLOORF@
|
|
# if @REPLACE_FLOORF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef floorf
|
|
# define floorf rpl_floorf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (floorf, float, (float x));
|
|
_GL_CXXALIAS_RPL (floorf, float, (float x));
|
|
# else
|
|
# if !@HAVE_DECL_FLOORF@
|
|
# undef floorf
|
|
_GL_FUNCDECL_SYS (floorf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (floorf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (floorf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef floorf
|
|
# if HAVE_RAW_DECL_FLOORF
|
|
_GL_WARN_ON_USE (floorf, "floorf is unportable - "
|
|
"use gnulib module floorf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_FLOOR@
|
|
# if @REPLACE_FLOOR@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# define floor rpl_floor
|
|
# endif
|
|
_GL_FUNCDECL_RPL (floor, double, (double x));
|
|
_GL_CXXALIAS_RPL (floor, double, (double x));
|
|
# else
|
|
_GL_CXXALIAS_SYS (floor, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (floor);
|
|
#endif
|
|
|
|
#if @GNULIB_FLOORL@
|
|
# if @REPLACE_FLOORL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef floorl
|
|
# define floorl rpl_floorl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (floorl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (floorl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_DECL_FLOORL@
|
|
# undef floorl
|
|
_GL_FUNCDECL_SYS (floorl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (floorl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (floorl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef floorl
|
|
# if HAVE_RAW_DECL_FLOORL
|
|
_GL_WARN_ON_USE (floorl, "floorl is unportable - "
|
|
"use gnulib module floorl for portability");
|
|
# endif
|
|
#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@
|
|
# undef 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 @REPLACE_FMODF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef fmodf
|
|
# define fmodf rpl_fmodf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (fmodf, float, (float x, float y));
|
|
_GL_CXXALIAS_RPL (fmodf, float, (float x, float y));
|
|
# else
|
|
# if !@HAVE_FMODF@
|
|
# undef fmodf
|
|
_GL_FUNCDECL_SYS (fmodf, float, (float x, float y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (fmodf, float, (float x, float y));
|
|
# endif
|
|
_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
|
|
|
|
#if @GNULIB_FMOD@
|
|
# if @REPLACE_FMOD@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef fmod
|
|
# define fmod rpl_fmod
|
|
# endif
|
|
_GL_FUNCDECL_RPL (fmod, double, (double x, double y));
|
|
_GL_CXXALIAS_RPL (fmod, double, (double x, double y));
|
|
# else
|
|
_GL_CXXALIAS_SYS (fmod, double, (double x, double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (fmod);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef fmod
|
|
# if HAVE_RAW_DECL_FMOD
|
|
_GL_WARN_ON_USE (fmod, "fmod has portability problems - "
|
|
"use gnulib module fmod for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_FMODL@
|
|
# if @REPLACE_FMODL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef fmodl
|
|
# define fmodl rpl_fmodl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (fmodl, long double, (long double x, long double y));
|
|
_GL_CXXALIAS_RPL (fmodl, long double, (long double x, long double y));
|
|
# else
|
|
# if !@HAVE_FMODL@
|
|
# undef fmodl
|
|
_GL_FUNCDECL_SYS (fmodl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (fmodl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (fmodl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef fmodl
|
|
# if HAVE_RAW_DECL_FMODL
|
|
_GL_WARN_ON_USE (fmodl, "fmodl is unportable - "
|
|
"use gnulib module fmodl 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
|
|
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_FREXPL@ && @REPLACE_FREXPL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef frexpl
|
|
# define frexpl rpl_frexpl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (frexpl, long double,
|
|
(long double x, int *expptr) _GL_ARG_NONNULL ((2)));
|
|
_GL_CXXALIAS_RPL (frexpl, long double, (long double x, int *expptr));
|
|
#else
|
|
# if !@HAVE_DECL_FREXPL@
|
|
_GL_FUNCDECL_SYS (frexpl, long double,
|
|
(long double x, int *expptr) _GL_ARG_NONNULL ((2)));
|
|
# endif
|
|
# if @GNULIB_FREXPL@
|
|
_GL_CXXALIAS_SYS (frexpl, long double, (long double x, int *expptr));
|
|
# endif
|
|
#endif
|
|
#if @GNULIB_FREXPL@ && !(@REPLACE_FREXPL@ && !@HAVE_DECL_FREXPL@)
|
|
_GL_CXXALIASWARN (frexpl);
|
|
#endif
|
|
#if !@GNULIB_FREXPL@ && defined GNULIB_POSIXCHECK
|
|
# undef frexpl
|
|
# if HAVE_RAW_DECL_FREXPL
|
|
_GL_WARN_ON_USE (frexpl, "frexpl is unportable - "
|
|
"use gnulib module frexpl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
/* Return sqrt(x^2+y^2). */
|
|
#if @GNULIB_HYPOTF@
|
|
# if @REPLACE_HYPOTF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef hypotf
|
|
# define hypotf rpl_hypotf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (hypotf, float, (float x, float y));
|
|
_GL_CXXALIAS_RPL (hypotf, float, (float x, float y));
|
|
# else
|
|
# if !@HAVE_HYPOTF@
|
|
_GL_FUNCDECL_SYS (hypotf, float, (float x, float y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (hypotf, float, (float x, float y));
|
|
# endif
|
|
_GL_CXXALIASWARN (hypotf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef hypotf
|
|
# if HAVE_RAW_DECL_HYPOTF
|
|
_GL_WARN_ON_USE (hypotf, "hypotf is unportable - "
|
|
"use gnulib module hypotf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
/* Return sqrt(x^2+y^2). */
|
|
#if @GNULIB_HYPOT@
|
|
# if @REPLACE_HYPOT@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef hypot
|
|
# define hypot rpl_hypot
|
|
# endif
|
|
_GL_FUNCDECL_RPL (hypot, double, (double x, double y));
|
|
_GL_CXXALIAS_RPL (hypot, double, (double x, double y));
|
|
# else
|
|
_GL_CXXALIAS_SYS (hypot, double, (double x, double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (hypot);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef hypot
|
|
# if HAVE_RAW_DECL_HYPOT
|
|
_GL_WARN_ON_USE (hypotf, "hypot has portability problems - "
|
|
"use gnulib module hypot for portability");
|
|
# endif
|
|
#endif
|
|
|
|
/* Return sqrt(x^2+y^2). */
|
|
#if @GNULIB_HYPOTL@
|
|
# if @REPLACE_HYPOTL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef hypotl
|
|
# define hypotl rpl_hypotl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (hypotl, long double, (long double x, long double y));
|
|
_GL_CXXALIAS_RPL (hypotl, long double, (long double x, long double y));
|
|
# else
|
|
# if !@HAVE_HYPOTL@
|
|
_GL_FUNCDECL_SYS (hypotl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (hypotl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (hypotl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef hypotl
|
|
# if HAVE_RAW_DECL_HYPOTL
|
|
_GL_WARN_ON_USE (hypotl, "hypotl is unportable - "
|
|
"use gnulib module hypotl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_ILOGBF@
|
|
# if @REPLACE_ILOGBF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef ilogbf
|
|
# define ilogbf rpl_ilogbf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (ilogbf, int, (float x));
|
|
_GL_CXXALIAS_RPL (ilogbf, int, (float x));
|
|
# else
|
|
# if !@HAVE_ILOGBF@
|
|
_GL_FUNCDECL_SYS (ilogbf, int, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (ilogbf, int, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (ilogbf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef ilogbf
|
|
# if HAVE_RAW_DECL_ILOGBF
|
|
_GL_WARN_ON_USE (ilogbf, "ilogbf is unportable - "
|
|
"use gnulib module ilogbf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ILOGB@
|
|
# if @REPLACE_ILOGB@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef ilogb
|
|
# define ilogb rpl_ilogb
|
|
# endif
|
|
_GL_FUNCDECL_RPL (ilogb, int, (double x));
|
|
_GL_CXXALIAS_RPL (ilogb, int, (double x));
|
|
# else
|
|
# if !@HAVE_ILOGB@
|
|
_GL_FUNCDECL_SYS (ilogb, int, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (ilogb, int, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (ilogb);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef ilogb
|
|
# if HAVE_RAW_DECL_ILOGB
|
|
_GL_WARN_ON_USE (ilogb, "ilogb is unportable - "
|
|
"use gnulib module ilogb for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ILOGBL@
|
|
# if !@HAVE_ILOGBL@
|
|
_GL_FUNCDECL_SYS (ilogbl, int, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (ilogbl, int, (long double x));
|
|
_GL_CXXALIASWARN (ilogbl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef ilogbl
|
|
# if HAVE_RAW_DECL_ILOGBL
|
|
_GL_WARN_ON_USE (ilogbl, "ilogbl is unportable - "
|
|
"use gnulib module ilogbl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
/* 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
|
|
# define ldexpl rpl_ldexpl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (ldexpl, long double, (long double x, int exp));
|
|
_GL_CXXALIAS_RPL (ldexpl, long double, (long double x, int exp));
|
|
#else
|
|
# if !@HAVE_DECL_LDEXPL@
|
|
_GL_FUNCDECL_SYS (ldexpl, long double, (long double x, int exp));
|
|
# endif
|
|
# if @GNULIB_LDEXPL@
|
|
_GL_CXXALIAS_SYS (ldexpl, long double, (long double x, int exp));
|
|
# endif
|
|
#endif
|
|
#if @GNULIB_LDEXPL@
|
|
_GL_CXXALIASWARN (ldexpl);
|
|
#endif
|
|
#if !@GNULIB_LDEXPL@ && defined GNULIB_POSIXCHECK
|
|
# undef ldexpl
|
|
# if HAVE_RAW_DECL_LDEXPL
|
|
_GL_WARN_ON_USE (ldexpl, "ldexpl is unportable - "
|
|
"use gnulib module ldexpl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_LOGF@
|
|
# if @REPLACE_LOGF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef logf
|
|
# define logf rpl_logf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (logf, float, (float x));
|
|
_GL_CXXALIAS_RPL (logf, float, (float x));
|
|
# else
|
|
# if !@HAVE_LOGF@
|
|
# undef logf
|
|
_GL_FUNCDECL_SYS (logf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (logf, float, (float x));
|
|
# endif
|
|
_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_LOG@
|
|
# if @REPLACE_LOG@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log
|
|
# define log rpl_log
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log, double, (double x));
|
|
_GL_CXXALIAS_RPL (log, double, (double x));
|
|
# else
|
|
_GL_CXXALIAS_SYS (log, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log
|
|
# if HAVE_RAW_DECL_LOG
|
|
_GL_WARN_ON_USE (log, "log has portability problems - "
|
|
"use gnulib module log for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOGL@
|
|
# if @REPLACE_LOGL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef logl
|
|
# define logl rpl_logl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (logl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (logl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_LOGL@ || !@HAVE_DECL_LOGL@
|
|
# undef logl
|
|
_GL_FUNCDECL_SYS (logl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (logl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (logl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef logl
|
|
# if HAVE_RAW_DECL_LOGL
|
|
_GL_WARN_ON_USE (logl, "logl is unportable - "
|
|
"use gnulib module logl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_LOG10F@
|
|
# if @REPLACE_LOG10F@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log10f
|
|
# define log10f rpl_log10f
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log10f, float, (float x));
|
|
_GL_CXXALIAS_RPL (log10f, float, (float x));
|
|
# else
|
|
# if !@HAVE_LOG10F@
|
|
# undef log10f
|
|
_GL_FUNCDECL_SYS (log10f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log10f, float, (float x));
|
|
# endif
|
|
_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_LOG10@
|
|
# if @REPLACE_LOG10@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log10
|
|
# define log10 rpl_log10
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log10, double, (double x));
|
|
_GL_CXXALIAS_RPL (log10, double, (double x));
|
|
# else
|
|
_GL_CXXALIAS_SYS (log10, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log10);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log10
|
|
# if HAVE_RAW_DECL_LOG10
|
|
_GL_WARN_ON_USE (log10, "log10 has portability problems - "
|
|
"use gnulib module log10 for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOG10L@
|
|
# if @REPLACE_LOG10L@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log10l
|
|
# define log10l rpl_log10l
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log10l, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (log10l, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_LOG10L@ || !@HAVE_DECL_LOG10L@
|
|
# undef log10l
|
|
_GL_FUNCDECL_SYS (log10l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log10l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log10l);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log10l
|
|
# if HAVE_RAW_DECL_LOG10L
|
|
_GL_WARN_ON_USE (log10l, "log10l is unportable - "
|
|
"use gnulib module log10l for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_LOG1PF@
|
|
# if @REPLACE_LOG1PF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log1pf
|
|
# define log1pf rpl_log1pf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log1pf, float, (float x));
|
|
_GL_CXXALIAS_RPL (log1pf, float, (float x));
|
|
# else
|
|
# if !@HAVE_LOG1PF@
|
|
_GL_FUNCDECL_SYS (log1pf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log1pf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log1pf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log1pf
|
|
# if HAVE_RAW_DECL_LOG1PF
|
|
_GL_WARN_ON_USE (log1pf, "log1pf is unportable - "
|
|
"use gnulib module log1pf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOG1P@
|
|
# if @REPLACE_LOG1P@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log1p
|
|
# define log1p rpl_log1p
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log1p, double, (double x));
|
|
_GL_CXXALIAS_RPL (log1p, double, (double x));
|
|
# else
|
|
# if !@HAVE_LOG1P@
|
|
_GL_FUNCDECL_SYS (log1p, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log1p, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log1p);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log1p
|
|
# if HAVE_RAW_DECL_LOG1P
|
|
_GL_WARN_ON_USE (log1p, "log1p has portability problems - "
|
|
"use gnulib module log1p for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOG1PL@
|
|
# if @REPLACE_LOG1PL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log1pl
|
|
# define log1pl rpl_log1pl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log1pl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (log1pl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_LOG1PL@
|
|
_GL_FUNCDECL_SYS (log1pl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log1pl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log1pl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log1pl
|
|
# if HAVE_RAW_DECL_LOG1PL
|
|
_GL_WARN_ON_USE (log1pl, "log1pl has portability problems - "
|
|
"use gnulib module log1pl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_LOG2F@
|
|
# if @REPLACE_LOG2F@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log2f
|
|
# define log2f rpl_log2f
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log2f, float, (float x));
|
|
_GL_CXXALIAS_RPL (log2f, float, (float x));
|
|
# else
|
|
# if !@HAVE_DECL_LOG2F@
|
|
# undef log2f
|
|
_GL_FUNCDECL_SYS (log2f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log2f, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log2f);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log2f
|
|
# if HAVE_RAW_DECL_LOG2F
|
|
_GL_WARN_ON_USE (log2f, "log2f is unportable - "
|
|
"use gnulib module log2f for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOG2@
|
|
# if @REPLACE_LOG2@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log2
|
|
# define log2 rpl_log2
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log2, double, (double x));
|
|
_GL_CXXALIAS_RPL (log2, double, (double x));
|
|
# else
|
|
# if !@HAVE_DECL_LOG2@
|
|
# undef log2
|
|
_GL_FUNCDECL_SYS (log2, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log2, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log2);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log2
|
|
# if HAVE_RAW_DECL_LOG2
|
|
_GL_WARN_ON_USE (log2, "log2 is unportable - "
|
|
"use gnulib module log2 for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOG2L@
|
|
# if @REPLACE_LOG2L@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef log2l
|
|
# define log2l rpl_log2l
|
|
# endif
|
|
_GL_FUNCDECL_RPL (log2l, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (log2l, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_DECL_LOG2L@
|
|
_GL_FUNCDECL_SYS (log2l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (log2l, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (log2l);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef log2l
|
|
# if HAVE_RAW_DECL_LOG2L
|
|
_GL_WARN_ON_USE (log2l, "log2l is unportable - "
|
|
"use gnulib module log2l for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_LOGBF@
|
|
# if @REPLACE_LOGBF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef logbf
|
|
# define logbf rpl_logbf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (logbf, float, (float x));
|
|
_GL_CXXALIAS_RPL (logbf, float, (float x));
|
|
# else
|
|
# if !@HAVE_LOGBF@
|
|
_GL_FUNCDECL_SYS (logbf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (logbf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (logbf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef logbf
|
|
# if HAVE_RAW_DECL_LOGBF
|
|
_GL_WARN_ON_USE (logbf, "logbf is unportable - "
|
|
"use gnulib module logbf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_LOGB@
|
|
# if @REPLACE_LOGB@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef logb
|
|
# define logb rpl_logb
|
|
# endif
|
|
_GL_FUNCDECL_RPL (logb, double, (double x));
|
|
_GL_CXXALIAS_RPL (logb, double, (double x));
|
|
# else
|
|
# if !@HAVE_DECL_LOGB@
|
|
_GL_FUNCDECL_SYS (logb, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (logb, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (logb);
|
|
#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_LOGBL@
|
|
# if @REPLACE_LOGBL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef logbl
|
|
# define logbl rpl_logbl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (logbl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (logbl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_LOGBL@
|
|
_GL_FUNCDECL_SYS (logbl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (logbl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (logbl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef logbl
|
|
# if HAVE_RAW_DECL_LOGBL
|
|
_GL_WARN_ON_USE (logbl, "logbl is unportable - "
|
|
"use gnulib module logbl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_MODFF@
|
|
# if @REPLACE_MODFF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef modff
|
|
# define modff rpl_modff
|
|
# endif
|
|
_GL_FUNCDECL_RPL (modff, float, (float x, float *iptr) _GL_ARG_NONNULL ((2)));
|
|
_GL_CXXALIAS_RPL (modff, float, (float x, float *iptr));
|
|
# else
|
|
# 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));
|
|
# endif
|
|
_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_MODF@
|
|
# if @REPLACE_MODF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef modf
|
|
# define modf rpl_modf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (modf, double, (double x, double *iptr) _GL_ARG_NONNULL ((2)));
|
|
_GL_CXXALIAS_RPL (modf, double, (double x, double *iptr));
|
|
# else
|
|
_GL_CXXALIAS_SYS (modf, double, (double x, double *iptr));
|
|
# endif
|
|
_GL_CXXALIASWARN (modf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef modf
|
|
# if HAVE_RAW_DECL_MODF
|
|
_GL_WARN_ON_USE (modf, "modf has portability problems - "
|
|
"use gnulib module modf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_MODFL@
|
|
# if @REPLACE_MODFL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef modfl
|
|
# define modfl rpl_modfl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (modfl, long double, (long double x, long double *iptr)
|
|
_GL_ARG_NONNULL ((2)));
|
|
_GL_CXXALIAS_RPL (modfl, long double, (long double x, long double *iptr));
|
|
# else
|
|
# if !@HAVE_MODFL@
|
|
# undef modfl
|
|
_GL_FUNCDECL_SYS (modfl, long double, (long double x, long double *iptr)
|
|
_GL_ARG_NONNULL ((2)));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (modfl, long double, (long double x, long double *iptr));
|
|
# endif
|
|
_GL_CXXALIASWARN (modfl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef modfl
|
|
# if HAVE_RAW_DECL_MODFL
|
|
_GL_WARN_ON_USE (modfl, "modfl is unportable - "
|
|
"use gnulib module modfl 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_REMAINDERF@
|
|
# if @REPLACE_REMAINDERF@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef remainderf
|
|
# define remainderf rpl_remainderf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (remainderf, float, (float x, float y));
|
|
_GL_CXXALIAS_RPL (remainderf, float, (float x, float y));
|
|
# else
|
|
# if !@HAVE_REMAINDERF@
|
|
_GL_FUNCDECL_SYS (remainderf, float, (float x, float y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (remainderf, float, (float x, float y));
|
|
# endif
|
|
_GL_CXXALIASWARN (remainderf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef remainderf
|
|
# if HAVE_RAW_DECL_REMAINDERF
|
|
_GL_WARN_ON_USE (remainderf, "remainderf is unportable - "
|
|
"use gnulib module remainderf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_REMAINDER@
|
|
# if @REPLACE_REMAINDER@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef remainder
|
|
# define remainder rpl_remainder
|
|
# endif
|
|
_GL_FUNCDECL_RPL (remainder, double, (double x, double y));
|
|
_GL_CXXALIAS_RPL (remainder, double, (double x, double y));
|
|
# else
|
|
# if !@HAVE_REMAINDER@ || !@HAVE_DECL_REMAINDER@
|
|
_GL_FUNCDECL_SYS (remainder, double, (double x, double y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (remainder, double, (double x, double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (remainder);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef remainder
|
|
# if HAVE_RAW_DECL_REMAINDER
|
|
_GL_WARN_ON_USE (remainder, "remainder is unportable - "
|
|
"use gnulib module remainder for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_REMAINDERL@
|
|
# if @REPLACE_REMAINDERL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef remainderl
|
|
# define remainderl rpl_remainderl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (remainderl, long double, (long double x, long double y));
|
|
_GL_CXXALIAS_RPL (remainderl, long double, (long double x, long double y));
|
|
# else
|
|
# if !@HAVE_DECL_REMAINDERL@
|
|
# undef remainderl
|
|
_GL_FUNCDECL_SYS (remainderl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (remainderl, long double, (long double x, long double y));
|
|
# endif
|
|
_GL_CXXALIASWARN (remainderl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef remainderl
|
|
# if HAVE_RAW_DECL_REMAINDERL
|
|
_GL_WARN_ON_USE (remainderl, "remainderl is unportable - "
|
|
"use gnulib module remainderl for portability");
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_RINTF@
|
|
# if !@HAVE_DECL_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)
|
|
# undef roundf
|
|
# define roundf rpl_roundf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (roundf, float, (float x));
|
|
_GL_CXXALIAS_RPL (roundf, float, (float x));
|
|
# else
|
|
# if !@HAVE_DECL_ROUNDF@
|
|
_GL_FUNCDECL_SYS (roundf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (roundf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (roundf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef roundf
|
|
# if HAVE_RAW_DECL_ROUNDF
|
|
_GL_WARN_ON_USE (roundf, "roundf is unportable - "
|
|
"use gnulib module roundf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ROUND@
|
|
# if @REPLACE_ROUND@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef round
|
|
# define round rpl_round
|
|
# endif
|
|
_GL_FUNCDECL_RPL (round, double, (double x));
|
|
_GL_CXXALIAS_RPL (round, double, (double x));
|
|
# else
|
|
# if !@HAVE_DECL_ROUND@
|
|
_GL_FUNCDECL_SYS (round, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (round, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (round);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef round
|
|
# if HAVE_RAW_DECL_ROUND
|
|
_GL_WARN_ON_USE (round, "round is unportable - "
|
|
"use gnulib module round for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ROUNDL@
|
|
# if @REPLACE_ROUNDL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef roundl
|
|
# define roundl rpl_roundl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (roundl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (roundl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_DECL_ROUNDL@
|
|
# undef roundl
|
|
_GL_FUNCDECL_SYS (roundl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (roundl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (roundl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef roundl
|
|
# if HAVE_RAW_DECL_ROUNDL
|
|
_GL_WARN_ON_USE (roundl, "roundl is unportable - "
|
|
"use gnulib module roundl for portability");
|
|
# endif
|
|
#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@
|
|
# undef sinl
|
|
_GL_FUNCDECL_SYS (sinl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (sinl, long double, (long double x));
|
|
_GL_CXXALIASWARN (sinl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef sinl
|
|
# if HAVE_RAW_DECL_SINL
|
|
_GL_WARN_ON_USE (sinl, "sinl is unportable - "
|
|
"use gnulib module sinl for portability");
|
|
# endif
|
|
#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 @REPLACE_SQRTL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef sqrtl
|
|
# define sqrtl rpl_sqrtl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (sqrtl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (sqrtl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_SQRTL@ || !@HAVE_DECL_SQRTL@
|
|
# undef sqrtl
|
|
_GL_FUNCDECL_SYS (sqrtl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (sqrtl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (sqrtl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef sqrtl
|
|
# if HAVE_RAW_DECL_SQRTL
|
|
_GL_WARN_ON_USE (sqrtl, "sqrtl is unportable - "
|
|
"use gnulib module sqrtl for portability");
|
|
# endif
|
|
#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@
|
|
# undef tanl
|
|
_GL_FUNCDECL_SYS (tanl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (tanl, long double, (long double x));
|
|
_GL_CXXALIASWARN (tanl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef tanl
|
|
# if HAVE_RAW_DECL_TANL
|
|
_GL_WARN_ON_USE (tanl, "tanl is unportable - "
|
|
"use gnulib module tanl for portability");
|
|
# endif
|
|
#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)
|
|
# define truncf rpl_truncf
|
|
# endif
|
|
_GL_FUNCDECL_RPL (truncf, float, (float x));
|
|
_GL_CXXALIAS_RPL (truncf, float, (float x));
|
|
# else
|
|
# if !@HAVE_DECL_TRUNCF@
|
|
_GL_FUNCDECL_SYS (truncf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (truncf, float, (float x));
|
|
# endif
|
|
_GL_CXXALIASWARN (truncf);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef truncf
|
|
# if HAVE_RAW_DECL_TRUNCF
|
|
_GL_WARN_ON_USE (truncf, "truncf is unportable - "
|
|
"use gnulib module truncf for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_TRUNC@
|
|
# if @REPLACE_TRUNC@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# define trunc rpl_trunc
|
|
# endif
|
|
_GL_FUNCDECL_RPL (trunc, double, (double x));
|
|
_GL_CXXALIAS_RPL (trunc, double, (double x));
|
|
# else
|
|
# if !@HAVE_DECL_TRUNC@
|
|
_GL_FUNCDECL_SYS (trunc, double, (double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (trunc, double, (double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (trunc);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef trunc
|
|
# if HAVE_RAW_DECL_TRUNC
|
|
_GL_WARN_ON_USE (trunc, "trunc is unportable - "
|
|
"use gnulib module trunc for portability");
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_TRUNCL@
|
|
# if @REPLACE_TRUNCL@
|
|
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
|
|
# undef truncl
|
|
# define truncl rpl_truncl
|
|
# endif
|
|
_GL_FUNCDECL_RPL (truncl, long double, (long double x));
|
|
_GL_CXXALIAS_RPL (truncl, long double, (long double x));
|
|
# else
|
|
# if !@HAVE_DECL_TRUNCL@
|
|
_GL_FUNCDECL_SYS (truncl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIAS_SYS (truncl, long double, (long double x));
|
|
# endif
|
|
_GL_CXXALIASWARN (truncl);
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# undef truncl
|
|
# if HAVE_RAW_DECL_TRUNCL
|
|
_GL_WARN_ON_USE (truncl, "truncl is unportable - "
|
|
"use gnulib module truncl for portability");
|
|
# endif
|
|
#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);
|
|
_GL_EXTERN_C int gl_isfinited (double x);
|
|
_GL_EXTERN_C int gl_isfinitel (long double x);
|
|
# undef isfinite
|
|
# define isfinite(x) \
|
|
(sizeof (x) == sizeof (long double) ? gl_isfinitel (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);
|
|
# undef isfinite
|
|
# define isfinite(x) _GL_WARN_REAL_FLOATING_IMPL (isfinite, x)
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_ISINF@
|
|
# if @REPLACE_ISINF@
|
|
_GL_EXTERN_C int gl_isinff (float x);
|
|
_GL_EXTERN_C int gl_isinfd (double x);
|
|
_GL_EXTERN_C int gl_isinfl (long double x);
|
|
# undef isinf
|
|
# define isinf(x) \
|
|
(sizeof (x) == sizeof (long double) ? gl_isinfl (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);
|
|
# undef isinf
|
|
# define isinf(x) _GL_WARN_REAL_FLOATING_IMPL (isinf, x)
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_ISNANF@
|
|
/* Test for NaN for 'float' numbers. */
|
|
# if @HAVE_ISNANF@
|
|
/* The original <math.h> included above provides a declaration of isnan macro
|
|
or (older) isnanf function. */
|
|
# if __GNUC__ >= 4
|
|
/* GCC 4.0 and newer provides three built-ins for isnan. */
|
|
# undef isnanf
|
|
# define isnanf(x) __builtin_isnanf ((float)(x))
|
|
# elif defined isnan
|
|
# undef isnanf
|
|
# define isnanf(x) isnan ((float)(x))
|
|
# endif
|
|
# else
|
|
/* Test whether X is a NaN. */
|
|
# undef isnanf
|
|
# define isnanf rpl_isnanf
|
|
_GL_EXTERN_C int isnanf (float x);
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ISNAND@
|
|
/* Test for NaN for 'double' numbers.
|
|
This function is a gnulib extension, unlike isnan() which applied only
|
|
to 'double' numbers earlier but now is a type-generic macro. */
|
|
# if @HAVE_ISNAND@
|
|
/* The original <math.h> included above provides a declaration of isnan
|
|
macro. */
|
|
# if __GNUC__ >= 4
|
|
/* GCC 4.0 and newer provides three built-ins for isnan. */
|
|
# undef isnand
|
|
# define isnand(x) __builtin_isnan ((double)(x))
|
|
# else
|
|
# undef isnand
|
|
# define isnand(x) isnan ((double)(x))
|
|
# endif
|
|
# else
|
|
/* Test whether X is a NaN. */
|
|
# undef isnand
|
|
# define isnand rpl_isnand
|
|
_GL_EXTERN_C int isnand (double x);
|
|
# endif
|
|
#endif
|
|
|
|
#if @GNULIB_ISNANL@
|
|
/* Test for NaN for 'long double' numbers. */
|
|
# if @HAVE_ISNANL@
|
|
/* The original <math.h> included above provides a declaration of isnan
|
|
macro or (older) isnanl function. */
|
|
# if __GNUC__ >= 4
|
|
/* GCC 4.0 and newer provides three built-ins for isnan. */
|
|
# undef isnanl
|
|
# define isnanl(x) __builtin_isnanl ((long double)(x))
|
|
# elif defined isnan
|
|
# undef isnanl
|
|
# define isnanl(x) isnan ((long double)(x))
|
|
# endif
|
|
# else
|
|
/* Test whether X is a NaN. */
|
|
# undef isnanl
|
|
# define isnanl rpl_isnanl
|
|
_GL_EXTERN_C int isnanl (long double x) _GL_ATTRIBUTE_CONST;
|
|
# endif
|
|
#endif
|
|
|
|
/* This must come *after* the snippets for GNULIB_ISNANF and GNULIB_ISNANL! */
|
|
#if @GNULIB_ISNAN@
|
|
# if @REPLACE_ISNAN@
|
|
/* We can't just use the isnanf macro (e.g.) as exposed by
|
|
isnanf.h (e.g.) here, because those may end up being macros
|
|
that recursively expand back to isnan. So use the gnulib
|
|
replacements for them directly. */
|
|
# if @HAVE_ISNANF@ && __GNUC__ >= 4
|
|
# define gl_isnan_f(x) __builtin_isnanf ((float)(x))
|
|
# else
|
|
_GL_EXTERN_C int rpl_isnanf (float x);
|
|
# define gl_isnan_f(x) rpl_isnanf (x)
|
|
# endif
|
|
# if @HAVE_ISNAND@ && __GNUC__ >= 4
|
|
# define gl_isnan_d(x) __builtin_isnan ((double)(x))
|
|
# else
|
|
_GL_EXTERN_C int rpl_isnand (double x);
|
|
# define gl_isnan_d(x) rpl_isnand (x)
|
|
# endif
|
|
# 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_ATTRIBUTE_CONST;
|
|
# define gl_isnan_l(x) rpl_isnanl (x)
|
|
# endif
|
|
# undef isnan
|
|
# define isnan(x) \
|
|
(sizeof (x) == sizeof (long double) ? gl_isnan_l (x) : \
|
|
sizeof (x) == sizeof (double) ? gl_isnan_d (x) : \
|
|
gl_isnan_f (x))
|
|
# elif __GNUC__ >= 4
|
|
# undef isnan
|
|
# define isnan(x) \
|
|
(sizeof (x) == sizeof (long double) ? __builtin_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
|
|
# endif
|
|
# endif
|
|
#elif defined GNULIB_POSIXCHECK
|
|
# if defined isnan
|
|
_GL_WARN_REAL_FLOATING_DECL (isnan);
|
|
# undef isnan
|
|
# define isnan(x) _GL_WARN_REAL_FLOATING_IMPL (isnan, x)
|
|
# endif
|
|
#endif
|
|
|
|
|
|
#if @GNULIB_SIGNBIT@
|
|
# if @REPLACE_SIGNBIT_USING_GCC@
|
|
# undef signbit
|
|
/* GCC 4.0 and newer provides three built-ins for signbit. */
|
|
# define signbit(x) \
|
|
(sizeof (x) == sizeof (long double) ? __builtin_signbitl (x) : \
|
|
sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \
|
|
__builtin_signbitf (x))
|
|
# endif
|
|
# if @REPLACE_SIGNBIT@
|
|
# undef signbit
|
|
_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 && !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
|
|
# define gl_signbitf_OPTIMIZED_MACRO
|
|
# define gl_signbitf(arg) \
|
|
({ union { float _value; \
|
|
unsigned int _word[_GL_NUM_UINT_WORDS (float)]; \
|
|
} _m; \
|
|
_m._value = (arg); \
|
|
(_m._word[FLT_SIGNBIT_WORD] >> FLT_SIGNBIT_BIT) & 1; \
|
|
})
|
|
# endif
|
|
# if defined DBL_SIGNBIT_WORD && defined DBL_SIGNBIT_BIT && !defined gl_signbitd
|
|
# define gl_signbitd_OPTIMIZED_MACRO
|
|
# define gl_signbitd(arg) \
|
|
({ union { double _value; \
|
|
unsigned int _word[_GL_NUM_UINT_WORDS (double)]; \
|
|
} _m; \
|
|
_m._value = (arg); \
|
|
(_m._word[DBL_SIGNBIT_WORD] >> DBL_SIGNBIT_BIT) & 1; \
|
|
})
|
|
# endif
|
|
# if defined LDBL_SIGNBIT_WORD && defined LDBL_SIGNBIT_BIT && !defined gl_signbitl
|
|
# define gl_signbitl_OPTIMIZED_MACRO
|
|
# define gl_signbitl(arg) \
|
|
({ union { long double _value; \
|
|
unsigned int _word[_GL_NUM_UINT_WORDS (long double)]; \
|
|
} _m; \
|
|
_m._value = (arg); \
|
|
(_m._word[LDBL_SIGNBIT_WORD] >> LDBL_SIGNBIT_BIT) & 1; \
|
|
})
|
|
# endif
|
|
# endif
|
|
# define signbit(x) \
|
|
(sizeof (x) == sizeof (long double) ? gl_signbitl (x) : \
|
|
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);
|
|
# undef signbit
|
|
# define signbit(x) _GL_WARN_REAL_FLOATING_IMPL (signbit, x)
|
|
# endif
|
|
#endif
|
|
|
|
_GL_INLINE_HEADER_END
|
|
|
|
#endif /* _@GUARD_PREFIX@_MATH_H */
|
|
#endif /* _@GUARD_PREFIX@_MATH_H */
|