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

annotate lib/math.in.h @ 13983:ace70389132d

New module 'trunc-ieee'. * modules/trunc-ieee: New file. * m4/trunc.m4 (gl_FUNC_TRUNC): If gl_FUNC_TRUNC_IEEE is also used, test whether trunc works according to ISO C 99 with IEC 60559. * m4/trunc-ieee.m4: New file. * lib/math.in.h (trunc): Replace if REPLACE_TRUNC is set. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_TRUNC. * modules/math (Makefile.am): Substitute REPLACE_TRUNC. * modules/trunc-ieee-tests: New file. * tests/test-trunc-ieee.c: New file, based on tests/test-truncf-ieee.c. * tests/test-trunc1.c (main): Remove signbit tests. * modules/trunc-tests (Depends-on): Remove 'signbit'. * doc/posix-functions/trunc.texi: Mention the new module.

author	Bruno Haible <bruno@clisp.org>
date	Tue, 21 Dec 2010 18:30:16 +0100
parents	2c35dd380b9e
children	99b3a26ce54b

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
12559 c2cbabec01dd update nearly all FSF copyright year lists to include 2010 Jim Meyering <meyering@redhat.com> parents: 12477 diff changeset	3 Copyright (C) 2002-2003, 2007-2010 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
13094 2ed0fc659db8 Emit #pragma system_header after the inclusion guard, not before. Bruno Haible <bruno@clisp.org> parents: 13055 diff changeset	18 #ifndef _GL_MATH_H
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
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	28 #ifndef _GL_MATH_H
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	29 #define _GL_MATH_H
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
9850 7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	70 /* 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	71 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	72 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	73 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	74 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	75 #if !defined NAN \|\| @REPLACE_NAN@
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	76 # undef NAN
9850 7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	77 /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	78 # ifdef __DECC
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	79 static float
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	80 _NaN ()
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	81 {
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	82 static float zero = 0.0f;
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	83 return zero / zero;
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	84 }
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	85 # define NAN (_NaN())
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	86 # else
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	87 # define NAN (0.0f / 0.0f)
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	88 # endif
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	89 #endif
7f3ed6b093be Guarantee a definition of NAN. Eric Blake <ebb9@byu.net> parents: 9645 diff changeset	90
9898 02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	91 /* 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	92 than a floating point constant. */
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	93 #if @REPLACE_HUGE_VAL@
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	94 # undef HUGE_VAL
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	95 # define HUGE_VAL (1.0 / 0.0)
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	96 #endif
02bfc9acab82 Work around Solaris 10 math.h bug. Eric Blake <ebb9@byu.net> parents: 9850 diff changeset	97
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	98
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	99 /* Write x as
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	100 x = mantissa * 2^exp
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	101 where
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	102 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	103 If x is zero: mantissa = x, exp = 0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	104 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	105 Store exp in EXPPTR and return mantissa. /
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	106 #if @GNULIB_FREXP@
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	107 # if @REPLACE_FREXP@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	108 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	109 # define frexp rpl_frexp
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	110 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	111 _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	112 _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	113 # else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	114 _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	115 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	116 _GL_CXXALIASWARN (frexp);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	117 #elif defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	118 # undef frexp
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	119 /* Assume frexp is always declared. */
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	120 _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	121 "use gnulib module frexp for portability");
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	122 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	123
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	124
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	125 #if @GNULIB_LOGB@
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	126 # if !@HAVE_DECL_LOGB@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	127 _GL_EXTERN_C double logb (double x);
12927 d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	128 # endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	129 #elif defined GNULIB_POSIXCHECK
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	130 # undef logb
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	131 # if HAVE_RAW_DECL_LOGB
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	132 _GL_WARN_ON_USE (logb, "logb is unportable - "
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	133 "use gnulib module logb for portability");
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	134 # endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	135 #endif
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	136
d3ea0f2aacfc logb: Provide missing declaration for Cygwin. Bruno Haible <bruno@clisp.org> parents: 12766 diff changeset	137
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	138 #if @GNULIB_ACOSL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	139 # if !@HAVE_ACOSL@ \|\| !@HAVE_DECL_ACOSL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	140 _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	141 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	142 _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	143 _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	144 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	145 # undef acosl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	146 # if HAVE_RAW_DECL_ACOSL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	147 _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	148 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	149 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	150 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	151
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	152
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	153 #if @GNULIB_ASINL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	154 # if !@HAVE_ASINL@ \|\| !@HAVE_DECL_ASINL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	155 _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	156 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	157 _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	158 _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	159 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	160 # undef asinl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	161 # if HAVE_RAW_DECL_ASINL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	162 _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	163 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	164 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	165 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	166
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	167
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	168 #if @GNULIB_ATANL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	169 # if !@HAVE_ATANL@ \|\| !@HAVE_DECL_ATANL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	170 _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	171 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	172 _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	173 _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	174 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	175 # undef atanl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	176 # if HAVE_RAW_DECL_ATANL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	177 _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	178 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	179 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	180 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	181
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	182
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	183 #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	184 # if @REPLACE_CEILF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	185 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	186 # define ceilf rpl_ceilf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	187 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	188 _GL_FUNCDECL_RPL (ceilf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	189 _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	190 # else
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	191 # if !@HAVE_DECL_CEILF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	192 _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	193 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	194 _GL_CXXALIAS_SYS (ceilf, float, (float x));
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	195 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	196 _GL_CXXALIASWARN (ceilf);
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	197 #elif defined GNULIB_POSIXCHECK
a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	198 # undef ceilf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	199 # if HAVE_RAW_DECL_CEILF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	200 _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	201 "use gnulib module ceilf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	202 # endif
9295 a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	203 #endif
a19e5992f6f0 New module 'ceilf'. Bruno Haible <bruno@clisp.org> parents: 9293 diff changeset	204
13982 2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	205 #if @GNULIB_CEIL@
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	206 # if @REPLACE_CEIL@
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	207 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	208 # define ceil rpl_ceil
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	209 # endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	210 _GL_FUNCDECL_RPL (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	211 _GL_CXXALIAS_RPL (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	212 # else
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	213 _GL_CXXALIAS_SYS (ceil, double, (double x));
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	214 # endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	215 _GL_CXXALIASWARN (ceil);
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	216 #endif
2c35dd380b9e New module 'ceil-ieee'. Bruno Haible <bruno@clisp.org> parents: 13981 diff changeset	217
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	218 #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	219 # if @REPLACE_CEILL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	220 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	221 # define ceill rpl_ceill
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	222 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	223 _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	224 _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	225 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	226 # if !@HAVE_DECL_CEILL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	227 _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	228 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	229 _GL_CXXALIAS_SYS (ceill, long double, (long double x));
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	230 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	231 _GL_CXXALIASWARN (ceill);
9297 3191943555eb New module 'ceill'. Bruno Haible <bruno@clisp.org> parents: 9295 diff changeset	232 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	233 # undef ceill
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	234 # if HAVE_RAW_DECL_CEILL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	235 _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	236 "use gnulib module ceill for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	237 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	238 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	239
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	240
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	241 #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	242 # if !@HAVE_COSL@ \|\| !@HAVE_DECL_COSL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	243 _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	244 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	245 _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	246 _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	247 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	248 # undef cosl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	249 # if HAVE_RAW_DECL_COSL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	250 _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	251 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	252 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	253 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	254
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	255
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	256 #if @GNULIB_EXPL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	257 # if !@HAVE_EXPL@ \|\| !@HAVE_DECL_EXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	258 _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	259 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	260 _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	261 _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	262 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	263 # undef expl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	264 # if HAVE_RAW_DECL_EXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	265 _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	266 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	267 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	268 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	269
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	270
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	271 #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	272 # if @REPLACE_FLOORF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	273 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	274 # define floorf rpl_floorf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	275 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	276 _GL_FUNCDECL_RPL (floorf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	277 _GL_CXXALIAS_RPL (floorf, float, (float x));
13973 6cd176ff76a4 math: Fix indentation. Bruno Haible <bruno@clisp.org> parents: 13960 diff changeset	278 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	279 # if !@HAVE_DECL_FLOORF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	280 _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	281 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	282 _GL_CXXALIAS_SYS (floorf, float, (float x));
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	283 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	284 _GL_CXXALIASWARN (floorf);
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	285 #elif defined GNULIB_POSIXCHECK
5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	286 # undef floorf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	287 # if HAVE_RAW_DECL_FLOORF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	288 _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	289 "use gnulib module floorf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	290 # endif
9291 5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	291 #endif
5828ff66b473 New module 'floorf'. Bruno Haible <bruno@clisp.org> parents: 9287 diff changeset	292
13981 8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	293 #if @GNULIB_FLOOR@
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	294 # if @REPLACE_FLOOR@
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	295 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	296 # define floor rpl_floor
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	297 # endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	298 _GL_FUNCDECL_RPL (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	299 _GL_CXXALIAS_RPL (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	300 # else
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	301 _GL_CXXALIAS_SYS (floor, double, (double x));
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	302 # endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	303 _GL_CXXALIASWARN (floor);
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	304 #endif
8a7dbd29e9a5 New module 'floor-ieee'. Bruno Haible <bruno@clisp.org> parents: 13979 diff changeset	305
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	306 #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	307 # if @REPLACE_FLOORL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	308 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	309 # define floorl rpl_floorl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	310 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	311 _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	312 _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	313 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	314 # if !@HAVE_DECL_FLOORL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	315 _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	316 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	317 _GL_CXXALIAS_SYS (floorl, long double, (long double x));
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	318 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	319 _GL_CXXALIASWARN (floorl);
9293 b4e0b96fc4ba New module 'floorl'. Bruno Haible <bruno@clisp.org> parents: 9291 diff changeset	320 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	321 # undef floorl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	322 # if HAVE_RAW_DECL_FLOORL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	323 _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	324 "use gnulib module floorl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	325 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	326 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	327
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	328
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	329 /* Write x as
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	330 x = mantissa * 2^exp
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	331 where
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	332 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	333 If x is zero: mantissa = x, exp = 0.
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	334 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	335 Store exp in EXPPTR and return mantissa. /
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	336 #if @GNULIB_FREXPL@ && @REPLACE_FREXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	337 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	338 # define frexpl rpl_frexpl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	339 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	340 _GL_FUNCDECL_RPL (frexpl, long double,
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	341 (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	342 _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	343 #else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	344 # if !@HAVE_DECL_FREXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	345 _GL_FUNCDECL_SYS (frexpl, long double,
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	346 (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	347 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	348 # if @GNULIB_FREXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	349 _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	350 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	351 #endif
13164 05d5602815b8 frexpl: Fix a C++ test error on Solaris 8 and Cygwin. Bruno Haible <bruno@clisp.org> parents: 13145 diff changeset	352 #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	353 _GL_CXXALIASWARN (frexpl);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	354 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	355 #if !@GNULIB_FREXPL@ && defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	356 # undef frexpl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	357 # if HAVE_RAW_DECL_FREXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	358 _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	359 "use gnulib module frexpl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	360 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	361 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	362
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	363
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	364 /* Return x * 2^exp. */
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	365 #if @GNULIB_LDEXPL@ && @REPLACE_LDEXPL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	366 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	367 # define ldexpl rpl_ldexpl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	368 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	369 _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	370 _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	371 #else
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	372 # if !@HAVE_DECL_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	373 _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	374 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	375 # if @GNULIB_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	376 _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	377 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	378 #endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	379 #if @GNULIB_LDEXPL@
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	380 _GL_CXXALIASWARN (ldexpl);
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	381 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	382 #if !@GNULIB_LDEXPL@ && defined GNULIB_POSIXCHECK
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	383 # undef ldexpl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	384 # if HAVE_RAW_DECL_LDEXPL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	385 _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	386 "use gnulib module ldexpl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	387 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	388 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	389
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	390
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	391 #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	392 # if !@HAVE_LOGL@ \|\| !@HAVE_DECL_LOGL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	393 _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	394 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	395 _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	396 _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	397 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	398 # undef logl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	399 # if HAVE_RAW_DECL_LOGL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	400 _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	401 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	402 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	403 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	404
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	405
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	406 #if @GNULIB_ROUNDF@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	407 # if @REPLACE_ROUNDF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	408 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	409 # undef roundf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	410 # define roundf rpl_roundf
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	411 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	412 _GL_FUNCDECL_RPL (roundf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	413 _GL_CXXALIAS_RPL (roundf, float, (float x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	414 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	415 # if !@HAVE_DECL_ROUNDF@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	416 _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	417 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	418 _GL_CXXALIAS_SYS (roundf, float, (float x));
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	419 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	420 _GL_CXXALIASWARN (roundf);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	421 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	422 # undef roundf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	423 # if HAVE_RAW_DECL_ROUNDF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	424 _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	425 "use gnulib module roundf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	426 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	427 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	428
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	429 #if @GNULIB_ROUND@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	430 # if @REPLACE_ROUND@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	431 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	432 # undef round
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	433 # define round rpl_round
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	434 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	435 _GL_FUNCDECL_RPL (round, double, (double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	436 _GL_CXXALIAS_RPL (round, double, (double x));
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	437 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	438 # if !@HAVE_DECL_ROUND@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	439 _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	440 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	441 _GL_CXXALIAS_SYS (round, double, (double x));
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	442 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	443 _GL_CXXALIASWARN (round);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	444 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	445 # undef round
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	446 # if HAVE_RAW_DECL_ROUND
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	447 _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	448 "use gnulib module round for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	449 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	450 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	451
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	452 #if @GNULIB_ROUNDL@
9465 4a3319c82e39 Use REPLACE_ROUND instead of HAVE_DECL_ROUND. Bruno Haible <bruno@clisp.org> parents: 9423 diff changeset	453 # if @REPLACE_ROUNDL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	454 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	455 # undef roundl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	456 # define roundl rpl_roundl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	457 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	458 _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	459 _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	460 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	461 # if !@HAVE_DECL_ROUNDL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	462 _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	463 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	464 _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	465 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	466 _GL_CXXALIASWARN (roundl);
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	467 #elif defined GNULIB_POSIXCHECK
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	468 # undef roundl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	469 # if HAVE_RAW_DECL_ROUNDL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	470 _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	471 "use gnulib module roundl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	472 # endif
9375 96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	473 #endif
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	474
96fea5b2eb11 Implement 'round', 'roundf', 'roundl' modules. Ben Pfaff <blp@cs.stanford.edu> parents: 9312 diff changeset	475
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	476 #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	477 # if !@HAVE_SINL@ \|\| !@HAVE_DECL_SINL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	478 _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	479 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	480 _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	481 _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	482 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	483 # undef sinl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	484 # if HAVE_RAW_DECL_SINL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	485 _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	486 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	487 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	488 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	489
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	490
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	491 #if @GNULIB_SQRTL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	492 # if !@HAVE_SQRTL@ \|\| !@HAVE_DECL_SQRTL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	493 _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	494 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	495 _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	496 _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	497 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	498 # undef sqrtl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	499 # if HAVE_RAW_DECL_SQRTL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	500 _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	501 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	502 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	503 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	504
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	505
12752 73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	506 #if @GNULIB_TANL@
73d9dd27dc41 New modules acosl, asinl, atanl, cosl, expl, logl, sinl, sqrtl, tanl. Bruno Haible <bruno@clisp.org> parents: 12726 diff changeset	507 # if !@HAVE_TANL@ \|\| !@HAVE_DECL_TANL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	508 _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	509 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	510 _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	511 _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	512 #elif defined GNULIB_POSIXCHECK
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	513 # undef tanl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	514 # if HAVE_RAW_DECL_TANL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	515 _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	516 "use gnulib module mathl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	517 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	518 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	519
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	520
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	521 #if @GNULIB_TRUNCF@
13979 84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	522 # if @REPLACE_TRUNCF@
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	523 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	524 # define truncf rpl_truncf
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	525 # endif
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	526 _GL_FUNCDECL_RPL (truncf, float, (float x));
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	527 _GL_CXXALIAS_RPL (truncf, float, (float x));
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	528 # else
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	529 # if !@HAVE_DECL_TRUNCF@
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	530 _GL_FUNCDECL_SYS (truncf, float, (float x));
13979 84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	531 # endif
84d7ae75b38f New module 'truncf-ieee'. Bruno Haible <bruno@clisp.org> parents: 13973 diff changeset	532 _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	533 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	534 _GL_CXXALIASWARN (truncf);
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	535 #elif defined GNULIB_POSIXCHECK
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	536 # undef truncf
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	537 # if HAVE_RAW_DECL_TRUNCF
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	538 _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	539 "use gnulib module truncf for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	540 # endif
9285 79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	541 #endif
79e67a783774 New module 'truncf'. Bruno Haible <bruno@clisp.org> parents: 9282 diff changeset	542
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	543 #if @GNULIB_TRUNC@
13983 ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	544 # if @REPLACE_TRUNC@
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	545 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	546 # define trunc rpl_trunc
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	547 # endif
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	548 _GL_FUNCDECL_RPL (trunc, double, (double x));
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	549 _GL_CXXALIAS_RPL (trunc, double, (double x));
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	550 # else
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	551 # if !@HAVE_DECL_TRUNC@
13143 cdede380a9a1 math: Fix some C++ test errors on Solaris 8. Bruno Haible <bruno@clisp.org> parents: 13142 diff changeset	552 _GL_FUNCDECL_SYS (trunc, double, (double x));
13983 ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	553 # endif
ace70389132d New module 'trunc-ieee'. Bruno Haible <bruno@clisp.org> parents: 13982 diff changeset	554 _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	555 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	556 _GL_CXXALIASWARN (trunc);
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	557 #elif defined GNULIB_POSIXCHECK
9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	558 # undef trunc
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	559 # if HAVE_RAW_DECL_TRUNC
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	560 _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	561 "use gnulib module trunc for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	562 # endif
9282 9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	563 #endif
9a26e94f946a New module 'trunc'. Bruno Haible <bruno@clisp.org> parents: 9255 diff changeset	564
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	565 #if @GNULIB_TRUNCL@
9913 d3f5a70dc1ba Make truncl work on OSF/1 4.0. Bruno Haible <bruno@clisp.org> parents: 9898 diff changeset	566 # if @REPLACE_TRUNCL@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	567 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	568 # undef truncl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	569 # define truncl rpl_truncl
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	570 # endif
9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	571 _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	572 _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	573 # else
13142 6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	574 # if !@HAVE_DECL_TRUNCL@
6b79b839590c math: Fix some C++ test errors on Cygwin. Bruno Haible <bruno@clisp.org> parents: 13094 diff changeset	575 _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	576 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	577 _GL_CXXALIAS_SYS (truncl, long double, (long double x));
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	578 # endif
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	579 _GL_CXXALIASWARN (truncl);
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	580 #elif defined GNULIB_POSIXCHECK
ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	581 # undef truncl
12766 2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	582 # if HAVE_RAW_DECL_TRUNCL
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	583 _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	584 "use gnulib module truncl for portability");
2c14f1e449e5 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 12752 diff changeset	585 # endif
9287 ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	586 #endif
ec7800681aff New module 'truncl'. Bruno Haible <bruno@clisp.org> parents: 9285 diff changeset	587
9418 5e7b33ec70ff Add/remove some blank lines. Bruno Haible <bruno@clisp.org> parents: 9414 diff changeset	588
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	589 #if @GNULIB_ISFINITE@
9423 fa47aa8bb105 Use REPLACE_ISFINITE instead of HAVE_DECL_ISFINITE. Bruno Haible <bruno@clisp.org> parents: 9420 diff changeset	590 # if @REPLACE_ISFINITE@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	591 _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	592 _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	593 _GL_EXTERN_C int gl_isfinitel (long double x);
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	594 # undef isfinite
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	595 # define isfinite(x) \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	596 (sizeof (x) == sizeof (long double) ? gl_isfinitel (x) : \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	597 sizeof (x) == sizeof (double) ? gl_isfinited (x) : \
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	598 gl_isfinitef (x))
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	599 # endif
1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	600 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	601 # if defined isfinite
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	602 _GL_WARN_REAL_FLOATING_DECL (isfinite);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	603 # undef isfinite
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	604 # 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	605 # endif
9414 1c5d0b856e8b Implement 'isfinite' module. Ben Pfaff <blp@cs.stanford.edu> parents: 9413 diff changeset	606 #endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	607
9418 5e7b33ec70ff Add/remove some blank lines. Bruno Haible <bruno@clisp.org> parents: 9414 diff changeset	608
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	609 #if @GNULIB_ISINF@
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	610 # if @REPLACE_ISINF@
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	611 _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	612 _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	613 _GL_EXTERN_C int gl_isinfl (long double x);
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	614 # undef isinf
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	615 # define isinf(x) \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	616 (sizeof (x) == sizeof (long double) ? gl_isinfl (x) : \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	617 sizeof (x) == sizeof (double) ? gl_isinfd (x) : \
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	618 gl_isinff (x))
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	619 # endif
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	620 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	621 # if defined isinf
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	622 _GL_WARN_REAL_FLOATING_DECL (isinf);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	623 # undef isinf
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	624 # 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	625 # endif
10287 7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	626 #endif
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	627
7a5cfea8469f Add isinf module. Ben Pfaff <blp@cs.stanford.edu> parents: 10267 diff changeset	628
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	629 #if @GNULIB_ISNANF@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	630 /* 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	631 # if @HAVE_ISNANF@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	632 /* 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	633 or (older) isnanf function. */
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	634 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	635 /* 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	636 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	637 # 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	638 # elif defined isnan
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	639 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	640 # 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	641 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	642 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	643 /* 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	644 # undef isnanf
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	645 # define isnanf rpl_isnanf
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	646 _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	647 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	648 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	649
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	650 #if @GNULIB_ISNAND@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	651 /* 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	652 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	653 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	654 # if @HAVE_ISNAND@
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	655 /* 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	656 macro. */
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	657 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	658 /* 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	659 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	660 # 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	661 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	662 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	663 # 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	664 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	665 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	666 /* 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	667 # undef isnand
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	668 # define isnand rpl_isnand
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	669 _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	670 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	671 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	672
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	673 #if @GNULIB_ISNANL@
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	674 /* 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	675 # if @HAVE_ISNANL@
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	676 /* 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	677 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	678 # if __GNUC__ >= 4
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	679 /* 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	680 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	681 # 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	682 # elif defined isnan
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	683 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	684 # 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	685 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	686 # else
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	687 /* 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	688 # undef isnanl
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	689 # define isnanl rpl_isnanl
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	690 _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	691 # endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	692 #endif
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	693
678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	694 /* 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	695 #if @GNULIB_ISNAN@
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	696 # if @REPLACE_ISNAN@
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	697 /* 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	698 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	699 that recursively expand back to isnan. So use the gnulib
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	700 replacements for them directly. */
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	701 # if @HAVE_ISNANF@ && __GNUC__ >= 4
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	702 # define gl_isnan_f(x) __builtin_isnan ((float)(x))
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	703 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	704 _GL_EXTERN_C int rpl_isnanf (float x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	705 # define gl_isnan_f(x) rpl_isnanf (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	706 # endif
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	707 # if @HAVE_ISNAND@ && __GNUC__ >= 4
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	708 # define gl_isnan_d(x) __builtin_isnan ((double)(x))
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	709 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	710 _GL_EXTERN_C int rpl_isnand (double x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	711 # define gl_isnan_d(x) rpl_isnand (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	712 # endif
10667 678640901735 Move the isnanf(), isnand(), isnanl() declarations to <math.h>. Bruno Haible <bruno@clisp.org> parents: 10655 diff changeset	713 # if @HAVE_ISNANL@ && __GNUC__ >= 4
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	714 # define gl_isnan_l(x) __builtin_isnan ((long double)(x))
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	715 # else
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	716 _GL_EXTERN_C int rpl_isnanl (long double x);
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	717 # define gl_isnan_l(x) rpl_isnanl (x)
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	718 # endif
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	719 # undef isnan
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	720 # define isnan(x) \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	721 (sizeof (x) == sizeof (long double) ? gl_isnan_l (x) : \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	722 sizeof (x) == sizeof (double) ? gl_isnan_d (x) : \
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	723 gl_isnan_f (x))
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	724 # endif
13960 51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	725 /* Ensure isnan is a macro. */
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	726 # ifndef isnan
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	727 # define isnan isnan
51218504eb9d isnan: Ensure it is a macro. Bruno Haible <bruno@clisp.org> parents: 13761 diff changeset	728 # endif
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	729 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	730 # if defined isnan
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	731 _GL_WARN_REAL_FLOATING_DECL (isnan);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	732 # undef isnan
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	733 # 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	734 # endif
10267 bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	735 #endif
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	736
bf763f10f63c Add isnan module. Ben Pfaff <blp@cs.stanford.edu> parents: 9913 diff changeset	737
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	738 #if @GNULIB_SIGNBIT@
9645 c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	739 # if @REPLACE_SIGNBIT_USING_GCC@
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	740 # undef signbit
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	741 /* 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	742 # define signbit(x) \
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	743 (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	744 sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	745 __builtin_signbitf (x))
c8174371956e Exploit the __builtin_signbit GCC built-in. Bruno Haible <bruno@clisp.org> parents: 9465 diff changeset	746 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	747 # if @REPLACE_SIGNBIT@
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	748 # undef signbit
12936 9be4aca41cee math: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 12927 diff changeset	749 _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	750 _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	751 _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	752 # if __GNUC__ >= 2 && !__STRICT_ANSI__
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	753 # define _GL_NUM_UINT_WORDS(type) \
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	754 ((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	755 # 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	756 # define gl_signbitf_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	757 # define gl_signbitf(arg) \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	758 ({ union { float _value; \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	759 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	760 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	761 _m._value = (arg); \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	762 (_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	763 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	764 # endif
11506 d800366aa3fe Avoid link error when creating a namespace clean library. Bruno Haible <bruno@clisp.org> parents: 10836 diff changeset	765 # 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	766 # define gl_signbitd_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	767 # define gl_signbitd(arg) \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	768 ({ union { double _value; \
e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	769 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	770 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	771 _m._value = (arg); \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	772 (_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	773 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	774 # endif
11506 d800366aa3fe Avoid link error when creating a namespace clean library. Bruno Haible <bruno@clisp.org> parents: 10836 diff changeset	775 # 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	776 # define gl_signbitl_OPTIMIZED_MACRO
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	777 # define gl_signbitl(arg) \
12421 e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	778 ({ union { long double _value; \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	779 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	780 } _m; \
e8d2c6fc33ad Use spaces for indentation, not tabs. Bruno Haible <bruno@clisp.org> parents: 11741 diff changeset	781 _m._value = (arg); \
13758 e50f7d9e3040 Avoid some lines longer than 80 characters. Paul Eggert <eggert@cs.ucla.edu> parents: 13164 diff changeset	782 (_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	783 })
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	784 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	785 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	786 # define signbit(x) \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	787 (sizeof (x) == sizeof (long double) ? gl_signbitl (x) : \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	788 sizeof (x) == sizeof (double) ? gl_signbitd (x) : \
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	789 gl_signbitf (x))
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	790 # endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	791 #elif defined GNULIB_POSIXCHECK
12726 d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	792 # if defined signbit
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	793 _GL_WARN_REAL_FLOATING_DECL (signbit);
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	794 # undef signbit
d6da6e5f2f62 math: add portability warnings for classification macros Eric Blake <ebb9@byu.net> parents: 12559 diff changeset	795 # 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	796 # endif
9255 590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	797 #endif
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	798
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	799
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	800 #endif /* _GL_MATH_H */
590a8ac4bca4 Rename math_.h to math.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	801 #endif /* _GL_MATH_H */

Mercurial > hg > octave-kai > gnulib-hg

annotate lib/math.in.h @ 13983:ace70389132d