octave-kai/gnulib-hg: lib/math.in.h annotate

annotate lib/math.in.h @ 15803:ec6332cd8838

float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. * m4/float_h.m4 (gl_FLOAT_H): Test conversion from 'int' to 'long double'. Set REPLACE_ITOLD. * lib/float.in.h (_Qp_itoq, _gl_float_fix_itold): New declarations. * lib/math.in.h (_Qp_itoq, _gl_math_fix_itold): New declarations. * lib/itold.c: New file. * modules/float (Files): Add lib/itold.c. (configure.ac): When REPLACE_ITOLD is 1, arrange to compile itold.c. (Makefile.am): Substitute REPLACE_ITOLD. * modules/math (Depends-on): Add float. (Makefile.am): Substitute REPLACE_ITOLD. * doc/posix-headers/float.texi: Mention problem on Linux/SPARC64. * doc/posix-headers/math.texi: Likewise. * doc/posix-functions/logl.texi: Likewise.

author	Bruno Haible <bruno@clisp.org>
date	Fri, 30 Sep 2011 21:07:43 +0200
parents	f2a7b56d34a3
children	36ce57192e3b

rev	line source
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	1 /* A GNU-like <math.h>.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	2
14079 97fc9a21a8fb maint: update almost all copyright ranges to include 2011 Jim Meyering <meyering@redhat.com> parents: 14060 diff changeset	3 Copyright (C) 2002-2003, 2007-2011 Free Software Foundation, Inc.
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	4
9309 bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 9297 diff changeset	5 This program is free software: you can redistribute it and/or modify
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	6 it under the terms of the GNU General Public License as published by
9309 bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 9297 diff changeset	7 the Free Software Foundation; either version 3 of the License, or
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 9297 diff changeset	8 (at your option) any later version.
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	9
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	10 This program is distributed in the hope that it will be useful,
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	13 GNU General Public License for more details.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	14
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	15 You should have received a copy of the GNU General Public License
9309 bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 9297 diff changeset	16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	17
14840 5f709022a256 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 14274 diff changeset	18 #ifndef _@GUARD_PREFIX@_MATH_H
13094 2ed0fc659db8 Emit #pragma system_header after the inclusion guard, not before. Bruno Haible <bruno@clisp.org> parents: 13055 diff changeset	19
10655 8668b19a7032 Avoid gcc warnings because of #pragma GCC system_header on older gcc. Bruno Haible <bruno@clisp.org> parents: 10375 diff changeset	20 #if __GNUC__ >= 3
10375 f96e845fc36d Avoid some "gcc -pedantic" warnings. Bruno Haible <bruno@clisp.org> parents: 10287 diff changeset	21 @PRAGMA_SYSTEM_HEADER@
10655 8668b19a7032 Avoid gcc warnings because of #pragma GCC system_header on older gcc. Bruno Haible <bruno@clisp.org> parents: 10375 diff changeset	22 #endif
13761 a19ace3ba849 Avoid line length limitation from HP NonStop system header files. Bruno Haible <bruno@clisp.org> parents: 13758 diff changeset	23 @PRAGMA_COLUMNS@
10375 f96e845fc36d Avoid some "gcc -pedantic" warnings. Bruno Haible <bruno@clisp.org> parents: 10287 diff changeset	24
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	25 /* The include_next requires a split double-inclusion guard. */
11583 dc80f2cc1327 Second attempt to work around an AIX 5.3, 6.1 compiler bug with include_next. Eric Blake <ebb9@byu.net> parents: 11525 diff changeset	26 #@INCLUDE_NEXT_AS_FIRST_DIRECTIVE@ @NEXT_AS_FIRST_DIRECTIVE_MATH_H@
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	27
14840 5f709022a256 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 14274 diff changeset	28 #ifndef _@GUARD_PREFIX@_MATH_H
5f709022a256 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 14274 diff changeset	29 #define _@GUARD_PREFIX@_MATH_H
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	30
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	31
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	32 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	33
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	34 /* The definition of _GL_ARG_NONNULL is copied here. */
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	35
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	36 /* The definition of _GL_WARN_ON_USE is copied here. */
12422 f7842310a565 New module 'arg-nonnull'. Declare which arguments expect non-NULL values. Bruno Haible <bruno@clisp.org> parents: 12421 diff changeset	37
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	38 /* Helper macros to define a portability warning for the
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	39 classification macro FUNC called with VALUE. POSIX declares the
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	40 classification macros with an argument of real-floating (that is,
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	41 one of float, double, or long double). */
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	42 #define _GL_WARN_REAL_FLOATING_DECL(func) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	43 static inline int \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	44 rpl_ ## func ## f (float f) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	45 { \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	46 return func (f); \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	47 } \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	48 static inline int \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	49 rpl_ ## func ## d (double d) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	50 { \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	51 return func (d); \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	52 } \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	53 static inline int \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	54 rpl_ ## func ## l (long double l) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	55 { \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	56 return func (l); \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	57 } \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	58 _GL_WARN_ON_USE (rpl_ ## func ## f, #func " is unportable - " \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	59 "use gnulib module " #func " for portability"); \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	60 _GL_WARN_ON_USE (rpl_ ## func ## d, #func " is unportable - " \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	61 "use gnulib module " #func " for portability"); \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	62 _GL_WARN_ON_USE (rpl_ ## func ## l, #func " is unportable - " \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	63 "use gnulib module " #func " for portability")
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	64 #define _GL_WARN_REAL_FLOATING_IMPL(func, value) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	65 (sizeof (value) == sizeof (float) ? rpl_ ## func ## f (value) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	66 : sizeof (value) == sizeof (double) ? rpl_ ## func ## d (value) \
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	67 : rpl_ ## func ## l (value))
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	68
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	69
15803 ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	70 #if @REPLACE_ITOLD@
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	71 /* Pull in a function that fixes the 'int' to 'long double' conversion
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	72 of glibc 2.7. */
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	73 _GL_EXTERN_C void _Qp_itoq (long double *, int);
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	74 static void (_gl_math_fix_itold) (long double , int) = _Qp_itoq;
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	75 #endif
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	76
ec6332cd8838 float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64. Bruno Haible <bruno@clisp.org> parents: 15638 diff changeset	77
9850 7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	78 /* POSIX allows platforms that don't support NAN. But all major
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	79 machines in the past 15 years have supported something close to
9898 02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	80 IEEE NaN, so we define this unconditionally. We also must define
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	81 it on platforms like Solaris 10, where NAN is present but defined
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	82 as a function pointer rather than a floating point constant. */
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	83 #if !defined NAN \|\| @REPLACE_NAN@
14274 da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	84 # if !GNULIB_defined_NAN
da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	85 # undef NAN
15595 328819af1c02 Support for MSVC compiler: Avoid division by a literal 0. Bruno Haible <bruno@clisp.org> parents: 14840 diff changeset	86 /* The Compaq (ex-DEC) C 6.4 compiler and the Microsoft MSVC 9 compiler
328819af1c02 Support for MSVC compiler: Avoid division by a literal 0. Bruno Haible <bruno@clisp.org> parents: 14840 diff changeset	87 choke on the expression 0.0 / 0.0. */
328819af1c02 Support for MSVC compiler: Avoid division by a literal 0. Bruno Haible <bruno@clisp.org> parents: 14840 diff changeset	88 # if defined __DECC \|\| defined _MSC_VER
9850 7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	89 static float
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	90 _NaN ()
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	91 {
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	92 static float zero = 0.0f;
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	93 return zero / zero;
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	94 }
14274 da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	95 # define NAN (_NaN())
da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	96 # else
da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	97 # define NAN (0.0f / 0.0f)
da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	98 # endif
da5595160b9f Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 14079 diff changeset	99 # define GNULIB_defined_NAN 1
9850 7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	100 # endif
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	101 #endif
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	102
9898 02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	103 /* Solaris 10 defines HUGE_VAL, but as a function pointer rather
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	104 than a floating point constant. */
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	105 #if @REPLACE_HUGE_VAL@
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	106 # undef HUGE_VAL
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	107 # define HUGE_VAL (1.0 / 0.0)
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	108 #endif
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	109
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	110
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	111 /* Write x as
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	112 x = mantissa * 2^exp
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	113 where
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	114 If x finite and nonzero: 0.5 <= \|mantissa\| < 1.0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	115 If x is zero: mantissa = x, exp = 0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	116 If x is infinite or NaN: mantissa = x, exp unspecified.
9312 bec01fc15c2f Rename parameter 'exp' to 'expptr', to avoid gcc warnings. Bruno Haible <bruno@clisp.org> parents: 9309 diff changeset	117 Store exp in EXPPTR and return mantissa. /
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	118 #if @GNULIB_FREXP@
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	119 # if @REPLACE_FREXP@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	120 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	121 # define frexp rpl_frexp
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	122 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	123 _GL_FUNCDECL_RPL (frexp, double, (double x, int *expptr) _GL_ARG_NONNULL ((2)));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	124 _GL_CXXALIAS_RPL (frexp, double, (double x, int *expptr));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	125 # else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	126 _GL_CXXALIAS_SYS (frexp, double, (double x, int *expptr));
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	127 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	128 _GL_CXXALIASWARN (frexp);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	129 #elif defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	130 # undef frexp
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	131 /* Assume frexp is always declared. */
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	132 _GL_WARN_ON_USE (frexp, "frexp is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	133 "use gnulib module frexp for portability");
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	134 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	135
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	136
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	137 #if @GNULIB_LOGB@
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	138 # if !@HAVE_DECL_LOGB@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	139 _GL_EXTERN_C double logb (double x);
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	140 # endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	141 #elif defined GNULIB_POSIXCHECK
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	142 # undef logb
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	143 # if HAVE_RAW_DECL_LOGB
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	144 _GL_WARN_ON_USE (logb, "logb is unportable - "
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	145 "use gnulib module logb for portability");
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	146 # endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	147 #endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	148
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	149
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	150 #if @GNULIB_ACOSL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	151 # if !@HAVE_ACOSL@ \|\| !@HAVE_DECL_ACOSL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	152 _GL_FUNCDECL_SYS (acosl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	153 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	154 _GL_CXXALIAS_SYS (acosl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	155 _GL_CXXALIASWARN (acosl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	156 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	157 # undef acosl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	158 # if HAVE_RAW_DECL_ACOSL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	159 _GL_WARN_ON_USE (acosl, "acosl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	160 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	161 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	162 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	163
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	164
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	165 #if @GNULIB_ASINL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	166 # if !@HAVE_ASINL@ \|\| !@HAVE_DECL_ASINL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	167 _GL_FUNCDECL_SYS (asinl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	168 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	169 _GL_CXXALIAS_SYS (asinl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	170 _GL_CXXALIASWARN (asinl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	171 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	172 # undef asinl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	173 # if HAVE_RAW_DECL_ASINL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	174 _GL_WARN_ON_USE (asinl, "asinl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	175 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	176 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	177 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	178
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	179
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	180 #if @GNULIB_ATANL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	181 # if !@HAVE_ATANL@ \|\| !@HAVE_DECL_ATANL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	182 _GL_FUNCDECL_SYS (atanl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	183 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	184 _GL_CXXALIAS_SYS (atanl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	185 _GL_CXXALIASWARN (atanl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	186 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	187 # undef atanl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	188 # if HAVE_RAW_DECL_ATANL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	189 _GL_WARN_ON_USE (atanl, "atanl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	190 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	191 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	192 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	193
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	194
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	195 #if @GNULIB_CEILF@
9420 9e0484f26251 Fix link errors with Sun C 5.0 on Solaris 10. Bruno Haible <bruno@clisp.org> parents: 9418 diff changeset	196 # if @REPLACE_CEILF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	197 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	198 # undef ceilf
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	199 # define ceilf rpl_ceilf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	200 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	201 _GL_FUNCDECL_RPL (ceilf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	202 _GL_CXXALIAS_RPL (ceilf, float, (float x));
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	203 # else
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	204 # if !@HAVE_DECL_CEILF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	205 _GL_FUNCDECL_SYS (ceilf, float, (float x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	206 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	207 _GL_CXXALIAS_SYS (ceilf, float, (float x));
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	208 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	209 _GL_CXXALIASWARN (ceilf);
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	210 #elif defined GNULIB_POSIXCHECK
a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	211 # undef ceilf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	212 # if HAVE_RAW_DECL_CEILF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	213 _GL_WARN_ON_USE (ceilf, "ceilf is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	214 "use gnulib module ceilf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	215 # endif
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	216 #endif
a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	217
13982 2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	218 #if @GNULIB_CEIL@
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	219 # if @REPLACE_CEIL@
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	220 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	221 # define ceil rpl_ceil
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	222 # endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	223 _GL_FUNCDECL_RPL (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	224 _GL_CXXALIAS_RPL (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	225 # else
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	226 _GL_CXXALIAS_SYS (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	227 # endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	228 _GL_CXXALIASWARN (ceil);
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	229 #endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	230
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	231 #if @GNULIB_CEILL@
9420 9e0484f26251 Fix link errors with Sun C 5.0 on Solaris 10. Bruno Haible <bruno@clisp.org> parents: 9418 diff changeset	232 # if @REPLACE_CEILL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	233 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	234 # undef ceill
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	235 # define ceill rpl_ceill
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	236 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	237 _GL_FUNCDECL_RPL (ceill, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	238 _GL_CXXALIAS_RPL (ceill, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	239 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	240 # if !@HAVE_DECL_CEILL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	241 _GL_FUNCDECL_SYS (ceill, long double, (long double x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	242 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	243 _GL_CXXALIAS_SYS (ceill, long double, (long double x));
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	244 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	245 _GL_CXXALIASWARN (ceill);
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	246 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	247 # undef ceill
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	248 # if HAVE_RAW_DECL_CEILL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	249 _GL_WARN_ON_USE (ceill, "ceill is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	250 "use gnulib module ceill for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	251 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	252 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	253
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	254
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	255 #if @GNULIB_COSL@
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	256 # if !@HAVE_COSL@ \|\| !@HAVE_DECL_COSL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	257 _GL_FUNCDECL_SYS (cosl, long double, (long double x));
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	258 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	259 _GL_CXXALIAS_SYS (cosl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	260 _GL_CXXALIASWARN (cosl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	261 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	262 # undef cosl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	263 # if HAVE_RAW_DECL_COSL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	264 _GL_WARN_ON_USE (cosl, "cosl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	265 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	266 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	267 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	268
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	269
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	270 #if @GNULIB_EXPL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	271 # if !@HAVE_EXPL@ \|\| !@HAVE_DECL_EXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	272 _GL_FUNCDECL_SYS (expl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	273 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	274 _GL_CXXALIAS_SYS (expl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	275 _GL_CXXALIASWARN (expl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	276 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	277 # undef expl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	278 # if HAVE_RAW_DECL_EXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	279 _GL_WARN_ON_USE (expl, "expl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	280 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	281 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	282 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	283
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	284
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	285 #if @GNULIB_FLOORF@
9420 9e0484f26251 Fix link errors with Sun C 5.0 on Solaris 10. Bruno Haible <bruno@clisp.org> parents: 9418 diff changeset	286 # if @REPLACE_FLOORF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	287 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	288 # undef floorf
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	289 # define floorf rpl_floorf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	290 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	291 _GL_FUNCDECL_RPL (floorf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	292 _GL_CXXALIAS_RPL (floorf, float, (float x));
13973 6cd176ff76a4 math: Fix indentation. Bruno Haible <bruno@clisp.org> parents: 13960 diff changeset	293 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	294 # if !@HAVE_DECL_FLOORF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	295 _GL_FUNCDECL_SYS (floorf, float, (float x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	296 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	297 _GL_CXXALIAS_SYS (floorf, float, (float x));
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	298 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	299 _GL_CXXALIASWARN (floorf);
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	300 #elif defined GNULIB_POSIXCHECK
5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	301 # undef floorf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	302 # if HAVE_RAW_DECL_FLOORF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	303 _GL_WARN_ON_USE (floorf, "floorf is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	304 "use gnulib module floorf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	305 # endif
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	306 #endif
5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	307
13981 8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	308 #if @GNULIB_FLOOR@
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	309 # if @REPLACE_FLOOR@
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	310 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	311 # define floor rpl_floor
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	312 # endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	313 _GL_FUNCDECL_RPL (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	314 _GL_CXXALIAS_RPL (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	315 # else
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	316 _GL_CXXALIAS_SYS (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	317 # endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	318 _GL_CXXALIASWARN (floor);
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	319 #endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	320
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	321 #if @GNULIB_FLOORL@
9420 9e0484f26251 Fix link errors with Sun C 5.0 on Solaris 10. Bruno Haible <bruno@clisp.org> parents: 9418 diff changeset	322 # if @REPLACE_FLOORL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	323 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	324 # undef floorl
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	325 # define floorl rpl_floorl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	326 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	327 _GL_FUNCDECL_RPL (floorl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	328 _GL_CXXALIAS_RPL (floorl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	329 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	330 # if !@HAVE_DECL_FLOORL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	331 _GL_FUNCDECL_SYS (floorl, long double, (long double x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	332 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	333 _GL_CXXALIAS_SYS (floorl, long double, (long double x));
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	334 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	335 _GL_CXXALIASWARN (floorl);
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	336 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	337 # undef floorl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	338 # if HAVE_RAW_DECL_FLOORL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	339 _GL_WARN_ON_USE (floorl, "floorl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	340 "use gnulib module floorl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	341 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	342 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	343
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	344
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	345 /* Write x as
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	346 x = mantissa * 2^exp
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	347 where
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	348 If x finite and nonzero: 0.5 <= \|mantissa\| < 1.0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	349 If x is zero: mantissa = x, exp = 0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	350 If x is infinite or NaN: mantissa = x, exp unspecified.
9312 bec01fc15c2f Rename parameter 'exp' to 'expptr', to avoid gcc warnings. Bruno Haible <bruno@clisp.org> parents: 9309 diff changeset	351 Store exp in EXPPTR and return mantissa. /
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	352 #if @GNULIB_FREXPL@ && @REPLACE_FREXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	353 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	354 # undef frexpl
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	355 # define frexpl rpl_frexpl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	356 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	357 _GL_FUNCDECL_RPL (frexpl, long double,
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	358 (long double x, int *expptr) _GL_ARG_NONNULL ((2)));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	359 _GL_CXXALIAS_RPL (frexpl, long double, (long double x, int *expptr));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	360 #else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	361 # if !@HAVE_DECL_FREXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	362 _GL_FUNCDECL_SYS (frexpl, long double,
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	363 (long double x, int *expptr) _GL_ARG_NONNULL ((2)));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	364 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	365 # if @GNULIB_FREXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	366 _GL_CXXALIAS_SYS (frexpl, long double, (long double x, int *expptr));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	367 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	368 #endif
13164 05d5602815b8 frexpl: Fix a C++ test error on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13145 diff changeset	369 #if @GNULIB_FREXPL@ && !(@REPLACE_FREXPL@ && !@HAVE_DECL_FREXPL@)
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	370 _GL_CXXALIASWARN (frexpl);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	371 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	372 #if !@GNULIB_FREXPL@ && defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	373 # undef frexpl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	374 # if HAVE_RAW_DECL_FREXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	375 _GL_WARN_ON_USE (frexpl, "frexpl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	376 "use gnulib module frexpl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	377 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	378 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	379
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	380
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	381 /* Return x * 2^exp. */
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	382 #if @GNULIB_LDEXPL@ && @REPLACE_LDEXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	383 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
15638 f2a7b56d34a3 math: Avoid macro redefinition warnings on MSVC. Bruno Haible <bruno@clisp.org> parents: 15595 diff changeset	384 # undef ldexpl
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	385 # define ldexpl rpl_ldexpl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	386 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	387 _GL_FUNCDECL_RPL (ldexpl, long double, (long double x, int exp));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	388 _GL_CXXALIAS_RPL (ldexpl, long double, (long double x, int exp));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	389 #else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	390 # if !@HAVE_DECL_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	391 _GL_FUNCDECL_SYS (ldexpl, long double, (long double x, int exp));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	392 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	393 # if @GNULIB_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	394 _GL_CXXALIAS_SYS (ldexpl, long double, (long double x, int exp));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	395 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	396 #endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	397 #if @GNULIB_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	398 _GL_CXXALIASWARN (ldexpl);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	399 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	400 #if !@GNULIB_LDEXPL@ && defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	401 # undef ldexpl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	402 # if HAVE_RAW_DECL_LDEXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	403 _GL_WARN_ON_USE (ldexpl, "ldexpl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	404 "use gnulib module ldexpl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	405 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	406 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	407
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	408
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	409 #if @GNULIB_LOGL@
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	410 # if !@HAVE_LOGL@ \|\| !@HAVE_DECL_LOGL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	411 _GL_FUNCDECL_SYS (logl, long double, (long double x));
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	412 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	413 _GL_CXXALIAS_SYS (logl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	414 _GL_CXXALIASWARN (logl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	415 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	416 # undef logl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	417 # if HAVE_RAW_DECL_LOGL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	418 _GL_WARN_ON_USE (logl, "logl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	419 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	420 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	421 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	422
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	423
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	424 #if @GNULIB_ROUNDF@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	425 # if @REPLACE_ROUNDF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	426 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	427 # undef roundf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	428 # define roundf rpl_roundf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	429 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	430 _GL_FUNCDECL_RPL (roundf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	431 _GL_CXXALIAS_RPL (roundf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	432 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	433 # if !@HAVE_DECL_ROUNDF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	434 _GL_FUNCDECL_SYS (roundf, float, (float x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	435 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	436 _GL_CXXALIAS_SYS (roundf, float, (float x));
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	437 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	438 _GL_CXXALIASWARN (roundf);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	439 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	440 # undef roundf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	441 # if HAVE_RAW_DECL_ROUNDF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	442 _GL_WARN_ON_USE (roundf, "roundf is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	443 "use gnulib module roundf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	444 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	445 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	446
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	447 #if @GNULIB_ROUND@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	448 # if @REPLACE_ROUND@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	449 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	450 # undef round
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	451 # define round rpl_round
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	452 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	453 _GL_FUNCDECL_RPL (round, double, (double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	454 _GL_CXXALIAS_RPL (round, double, (double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	455 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	456 # if !@HAVE_DECL_ROUND@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	457 _GL_FUNCDECL_SYS (round, double, (double x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	458 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	459 _GL_CXXALIAS_SYS (round, double, (double x));
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	460 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	461 _GL_CXXALIASWARN (round);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	462 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	463 # undef round
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	464 # if HAVE_RAW_DECL_ROUND
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	465 _GL_WARN_ON_USE (round, "round is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	466 "use gnulib module round for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	467 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	468 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	469
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	470 #if @GNULIB_ROUNDL@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	471 # if @REPLACE_ROUNDL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	472 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	473 # undef roundl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	474 # define roundl rpl_roundl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	475 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	476 _GL_FUNCDECL_RPL (roundl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	477 _GL_CXXALIAS_RPL (roundl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	478 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	479 # if !@HAVE_DECL_ROUNDL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	480 _GL_FUNCDECL_SYS (roundl, long double, (long double x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	481 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	482 _GL_CXXALIAS_SYS (roundl, long double, (long double x));
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	483 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	484 _GL_CXXALIASWARN (roundl);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	485 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	486 # undef roundl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	487 # if HAVE_RAW_DECL_ROUNDL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	488 _GL_WARN_ON_USE (roundl, "roundl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	489 "use gnulib module roundl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	490 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	491 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	492
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	493
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	494 #if @GNULIB_SINL@
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	495 # if !@HAVE_SINL@ \|\| !@HAVE_DECL_SINL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	496 _GL_FUNCDECL_SYS (sinl, long double, (long double x));
13145 0ac425232626 math: Fix some C++ test errors on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13143 diff changeset	497 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	498 _GL_CXXALIAS_SYS (sinl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	499 _GL_CXXALIASWARN (sinl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	500 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	501 # undef sinl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	502 # if HAVE_RAW_DECL_SINL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	503 _GL_WARN_ON_USE (sinl, "sinl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	504 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	505 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	506 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	507
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	508
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	509 #if @GNULIB_SQRTL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	510 # if !@HAVE_SQRTL@ \|\| !@HAVE_DECL_SQRTL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	511 _GL_FUNCDECL_SYS (sqrtl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	512 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	513 _GL_CXXALIAS_SYS (sqrtl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	514 _GL_CXXALIASWARN (sqrtl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	515 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	516 # undef sqrtl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	517 # if HAVE_RAW_DECL_SQRTL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	518 _GL_WARN_ON_USE (sqrtl, "sqrtl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	519 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	520 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	521 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	522
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	523
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	524 #if @GNULIB_TANL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	525 # if !@HAVE_TANL@ \|\| !@HAVE_DECL_TANL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	526 _GL_FUNCDECL_SYS (tanl, long double, (long double x));
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	527 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	528 _GL_CXXALIAS_SYS (tanl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	529 _GL_CXXALIASWARN (tanl);
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	530 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	531 # undef tanl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	532 # if HAVE_RAW_DECL_TANL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	533 _GL_WARN_ON_USE (tanl, "tanl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	534 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	535 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	536 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	537
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	538
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	539 #if @GNULIB_TRUNCF@
13979 84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	540 # if @REPLACE_TRUNCF@
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	541 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	542 # define truncf rpl_truncf
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	543 # endif
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	544 _GL_FUNCDECL_RPL (truncf, float, (float x));
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	545 _GL_CXXALIAS_RPL (truncf, float, (float x));
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	546 # else
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	547 # if !@HAVE_DECL_TRUNCF@
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	548 _GL_FUNCDECL_SYS (truncf, float, (float x));
13979 84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	549 # endif
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	550 _GL_CXXALIAS_SYS (truncf, float, (float x));
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	551 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	552 _GL_CXXALIASWARN (truncf);
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	553 #elif defined GNULIB_POSIXCHECK
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	554 # undef truncf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	555 # if HAVE_RAW_DECL_TRUNCF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	556 _GL_WARN_ON_USE (truncf, "truncf is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	557 "use gnulib module truncf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	558 # endif
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	559 #endif
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	560
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	561 #if @GNULIB_TRUNC@
13983 ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	562 # if @REPLACE_TRUNC@
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	563 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	564 # define trunc rpl_trunc
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	565 # endif
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	566 _GL_FUNCDECL_RPL (trunc, double, (double x));
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	567 _GL_CXXALIAS_RPL (trunc, double, (double x));
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	568 # else
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	569 # if !@HAVE_DECL_TRUNC@
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	570 _GL_FUNCDECL_SYS (trunc, double, (double x));
13983 ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	571 # endif
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	572 _GL_CXXALIAS_SYS (trunc, double, (double x));
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	573 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	574 _GL_CXXALIASWARN (trunc);
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	575 #elif defined GNULIB_POSIXCHECK
9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	576 # undef trunc
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	577 # if HAVE_RAW_DECL_TRUNC
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	578 _GL_WARN_ON_USE (trunc, "trunc is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	579 "use gnulib module trunc for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	580 # endif
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	581 #endif
9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	582
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	583 #if @GNULIB_TRUNCL@
9913 d3f5a70dc1ba Make truncl work on OSF/1 4.0. Bruno Haible <bruno@clisp.org> parents: 9898 diff changeset	584 # if @REPLACE_TRUNCL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	585 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	586 # undef truncl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	587 # define truncl rpl_truncl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	588 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	589 _GL_FUNCDECL_RPL (truncl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	590 _GL_CXXALIAS_RPL (truncl, long double, (long double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	591 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	592 # if !@HAVE_DECL_TRUNCL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	593 _GL_FUNCDECL_SYS (truncl, long double, (long double x));
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	594 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	595 _GL_CXXALIAS_SYS (truncl, long double, (long double x));
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	596 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	597 _GL_CXXALIASWARN (truncl);
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	598 #elif defined GNULIB_POSIXCHECK
ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	599 # undef truncl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	600 # if HAVE_RAW_DECL_TRUNCL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	601 _GL_WARN_ON_USE (truncl, "truncl is unportable - "
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	602 "use gnulib module truncl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	603 # endif
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	604 #endif
ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	605
9418 5e7b33ec70ff Add/remove some blank lines. Bruno Haible <bruno@clisp.org> parents: 9414 diff changeset	606
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	607 #if @GNULIB_ISFINITE@
9423 fa47aa8bb105 Use REPLACE_ISFINITE instead of HAVE_DECL_ISFINITE. Bruno Haible <bruno@clisp.org> parents: 9420 diff changeset	608 # if @REPLACE_ISFINITE@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	609 _GL_EXTERN_C int gl_isfinitef (float x);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	610 _GL_EXTERN_C int gl_isfinited (double x);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	611 _GL_EXTERN_C int gl_isfinitel (long double x);
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	612 # undef isfinite
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	613 # define isfinite(x) \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	614 (sizeof (x) == sizeof (long double) ? gl_isfinitel (x) : \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	615 sizeof (x) == sizeof (double) ? gl_isfinited (x) : \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	616 gl_isfinitef (x))
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	617 # endif
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	618 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	619 # if defined isfinite
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	620 _GL_WARN_REAL_FLOATING_DECL (isfinite);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	621 # undef isfinite
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	622 # define isfinite(x) _GL_WARN_REAL_FLOATING_IMPL (isfinite, x)
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	623 # endif
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	624 #endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	625
9418 5e7b33ec70ff Add/remove some blank lines. Bruno Haible <bruno@clisp.org> parents: 9414 diff changeset	626
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	627 #if @GNULIB_ISINF@
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	628 # if @REPLACE_ISINF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	629 _GL_EXTERN_C int gl_isinff (float x);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	630 _GL_EXTERN_C int gl_isinfd (double x);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	631 _GL_EXTERN_C int gl_isinfl (long double x);
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	632 # undef isinf
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	633 # define isinf(x) \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	634 (sizeof (x) == sizeof (long double) ? gl_isinfl (x) : \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	635 sizeof (x) == sizeof (double) ? gl_isinfd (x) : \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	636 gl_isinff (x))
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	637 # endif
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	638 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	639 # if defined isinf
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	640 _GL_WARN_REAL_FLOATING_DECL (isinf);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	641 # undef isinf
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	642 # define isinf(x) _GL_WARN_REAL_FLOATING_IMPL (isinf, x)
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	643 # endif
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	644 #endif
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	645
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	646
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	647 #if @GNULIB_ISNANF@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	648 /* Test for NaN for 'float' numbers. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	649 # if @HAVE_ISNANF@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	650 /* The original <math.h> included above provides a declaration of isnan macro
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	651 or (older) isnanf function. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	652 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	653 /* GCC 4.0 and newer provides three built-ins for isnan. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	654 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	655 # define isnanf(x) __builtin_isnanf ((float)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	656 # elif defined isnan
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	657 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	658 # define isnanf(x) isnan ((float)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	659 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	660 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	661 /* Test whether X is a NaN. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	662 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	663 # define isnanf rpl_isnanf
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	664 _GL_EXTERN_C int isnanf (float x);
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	665 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	666 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	667
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	668 #if @GNULIB_ISNAND@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	669 /* Test for NaN for 'double' numbers.
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	670 This function is a gnulib extension, unlike isnan() which applied only
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	671 to 'double' numbers earlier but now is a type-generic macro. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	672 # if @HAVE_ISNAND@
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	673 /* The original <math.h> included above provides a declaration of isnan
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	674 macro. */
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	675 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	676 /* GCC 4.0 and newer provides three built-ins for isnan. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	677 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	678 # define isnand(x) __builtin_isnan ((double)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	679 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	680 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	681 # define isnand(x) isnan ((double)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	682 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	683 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	684 /* Test whether X is a NaN. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	685 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	686 # define isnand rpl_isnand
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	687 _GL_EXTERN_C int isnand (double x);
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	688 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	689 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	690
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	691 #if @GNULIB_ISNANL@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	692 /* Test for NaN for 'long double' numbers. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	693 # if @HAVE_ISNANL@
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	694 /* The original <math.h> included above provides a declaration of isnan
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	695 macro or (older) isnanl function. */
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	696 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	697 /* GCC 4.0 and newer provides three built-ins for isnan. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	698 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	699 # define isnanl(x) __builtin_isnanl ((long double)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	700 # elif defined isnan
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	701 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	702 # define isnanl(x) isnan ((long double)(x))
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	703 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	704 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	705 /* Test whether X is a NaN. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	706 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	707 # define isnanl rpl_isnanl
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	708 _GL_EXTERN_C int isnanl (long double x);
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	709 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	710 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	711
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	712 /* This must come after the snippets for GNULIB_ISNANF and GNULIB_ISNANL! */
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	713 #if @GNULIB_ISNAN@
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	714 # if @REPLACE_ISNAN@
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	715 /* We can't just use the isnanf macro (e.g.) as exposed by
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	716 isnanf.h (e.g.) here, because those may end up being macros
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	717 that recursively expand back to isnan. So use the gnulib
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	718 replacements for them directly. */
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	719 # if @HAVE_ISNANF@ && __GNUC__ >= 4
14060 99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	720 # define gl_isnan_f(x) __builtin_isnanf ((float)(x))
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	721 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	722 _GL_EXTERN_C int rpl_isnanf (float x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	723 # define gl_isnan_f(x) rpl_isnanf (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	724 # endif
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	725 # if @HAVE_ISNAND@ && __GNUC__ >= 4
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	726 # define gl_isnan_d(x) __builtin_isnan ((double)(x))
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	727 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	728 _GL_EXTERN_C int rpl_isnand (double x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	729 # define gl_isnan_d(x) rpl_isnand (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	730 # endif
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	731 # if @HAVE_ISNANL@ && __GNUC__ >= 4
14060 99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	732 # define gl_isnan_l(x) __builtin_isnanl ((long double)(x))
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	733 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	734 _GL_EXTERN_C int rpl_isnanl (long double x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	735 # define gl_isnan_l(x) rpl_isnanl (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	736 # endif
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	737 # undef isnan
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	738 # define isnan(x) \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	739 (sizeof (x) == sizeof (long double) ? gl_isnan_l (x) : \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	740 sizeof (x) == sizeof (double) ? gl_isnan_d (x) : \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	741 gl_isnan_f (x))
14060 99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	742 # elif __GNUC__ >= 4
99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	743 # undef isnan
99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	744 # define isnan(x) \
99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	745 (sizeof (x) == sizeof (long double) ? __builtin_isnanl ((long double)(x)) : \
99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	746 sizeof (x) == sizeof (double) ? __builtin_isnan ((double)(x)) : \
99b3a26ce54b isnan: Use GCC built-ins when possible. Bruno Haible <bruno@clisp.org> parents: 13983 diff changeset	747 __builtin_isnanf ((float)(x)))
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	748 # endif
13960 51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	749 /* Ensure isnan is a macro. */
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	750 # ifndef isnan
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	751 # define isnan isnan
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	752 # endif
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	753 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	754 # if defined isnan
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	755 _GL_WARN_REAL_FLOATING_DECL (isnan);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	756 # undef isnan
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	757 # define isnan(x) _GL_WARN_REAL_FLOATING_IMPL (isnan, x)
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	758 # endif
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	759 #endif
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	760
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	761
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	762 #if @GNULIB_SIGNBIT@
9645 c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	763 # if @REPLACE_SIGNBIT_USING_GCC@
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	764 # undef signbit
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	765 /* GCC 4.0 and newer provides three built-ins for signbit. */
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	766 # define signbit(x) \
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	767 (sizeof (x) == sizeof (long double) ? __builtin_signbitl (x) : \
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	768 sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	769 __builtin_signbitf (x))
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	770 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	771 # if @REPLACE_SIGNBIT@
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	772 # undef signbit
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	773 _GL_EXTERN_C int gl_signbitf (float arg);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	774 _GL_EXTERN_C int gl_signbitd (double arg);
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	775 _GL_EXTERN_C int gl_signbitl (long double arg);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	776 # if __GNUC__ >= 2 && !__STRICT_ANSI__
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	777 # define _GL_NUM_UINT_WORDS(type) \
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	778 ((sizeof (type) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
11506 d800366aa3fe Avoid link error when creating a namespace clean library. Bruno Haible <bruno@clisp.org> parents: 10836 diff changeset	779 # if defined FLT_SIGNBIT_WORD && defined FLT_SIGNBIT_BIT && !defined gl_signbitf
11525 0b09102d516e Fix compilation error introduced on 2009-04-25. Bruno Haible <bruno@clisp.org> parents: 11506 diff changeset	780 # define gl_signbitf_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	781 # define gl_signbitf(arg) \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	782 ({ union { float _value; \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	783 unsigned int _word[_GL_NUM_UINT_WORDS (float)]; \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	784 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	785 _m._value = (arg); \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	786 (_m._word[FLT_SIGNBIT_WORD] >> FLT_SIGNBIT_BIT) & 1; \
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	787 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	788 # endif
11506 d800366aa3fe Avoid link error when creating a namespace clean library. Bruno Haible <bruno@clisp.org> parents: 10836 diff changeset	789 # if defined DBL_SIGNBIT_WORD && defined DBL_SIGNBIT_BIT && !defined gl_signbitd
11525 0b09102d516e Fix compilation error introduced on 2009-04-25. Bruno Haible <bruno@clisp.org> parents: 11506 diff changeset	790 # define gl_signbitd_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	791 # define gl_signbitd(arg) \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	792 ({ union { double _value; \
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	793 unsigned int _word[_GL_NUM_UINT_WORDS (double)]; \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	794 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	795 _m._value = (arg); \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	796 (_m._word[DBL_SIGNBIT_WORD] >> DBL_SIGNBIT_BIT) & 1; \
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	797 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	798 # endif
11506 d800366aa3fe Avoid link error when creating a namespace clean library. Bruno Haible <bruno@clisp.org> parents: 10836 diff changeset	799 # if defined LDBL_SIGNBIT_WORD && defined LDBL_SIGNBIT_BIT && !defined gl_signbitl
11525 0b09102d516e Fix compilation error introduced on 2009-04-25. Bruno Haible <bruno@clisp.org> parents: 11506 diff changeset	800 # define gl_signbitl_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	801 # define gl_signbitl(arg) \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	802 ({ union { long double _value; \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	803 unsigned int _word[_GL_NUM_UINT_WORDS (long double)]; \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	804 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	805 _m._value = (arg); \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	806 (_m._word[LDBL_SIGNBIT_WORD] >> LDBL_SIGNBIT_BIT) & 1; \
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	807 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	808 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	809 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	810 # define signbit(x) \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	811 (sizeof (x) == sizeof (long double) ? gl_signbitl (x) : \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	812 sizeof (x) == sizeof (double) ? gl_signbitd (x) : \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	813 gl_signbitf (x))
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	814 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	815 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	816 # if defined signbit
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	817 _GL_WARN_REAL_FLOATING_DECL (signbit);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	818 # undef signbit
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	819 # define signbit(x) _GL_WARN_REAL_FLOATING_IMPL (signbit, x)
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	820 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	821 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	822
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	823
14840 5f709022a256 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 14274 diff changeset	824 #endif /* _@GUARD_PREFIX@_MATH_H */
5f709022a256 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 14274 diff changeset	825 #endif /* _@GUARD_PREFIX@_MATH_H */

Mercurial > hg > octave-kai > gnulib-hg

annotate lib/math.in.h @ 15803:ec6332cd8838