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-rw-r--r--lib/math.in.h215
1 files changed, 173 insertions, 42 deletions
diff --git a/lib/math.in.h b/lib/math.in.h
index bc2e0bd6..13a15b6a 100644
--- a/lib/math.in.h
+++ b/lib/math.in.h
@@ -1,6 +1,6 @@
/* A GNU-like <math.h>.
- Copyright (C) 2002-2003, 2007-2016 Free Software Foundation, Inc.
+ Copyright (C) 2002-2003, 2007-2017 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or
modify it under the terms of either:
@@ -22,7 +22,7 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _@GUARD_PREFIX@_MATH_H
@@ -37,6 +37,11 @@
#ifndef _@GUARD_PREFIX@_MATH_H
#define _@GUARD_PREFIX@_MATH_H
+/* On OpenVMS, NAN, INFINITY, and HUGEVAL macros are defined in <fp.h>. */
+#if defined __VMS && ! defined NAN
+# include <fp.h>
+#endif
+
#ifndef _GL_INLINE_HEADER_BEGIN
#error "Please include config.h first."
#endif
@@ -198,8 +203,17 @@ _NaN ()
#endif
-/* Ensure FP_ILOGB0 and FP_ILOGBNAN are defined. */
-#if !(defined FP_ILOGB0 && defined FP_ILOGBNAN)
+#if defined FP_ILOGB0 && defined FP_ILOGBNAN
+ /* Ensure FP_ILOGB0 and FP_ILOGBNAN are correct. */
+# if defined __HAIKU__
+ /* Haiku: match what ilogb() does */
+# undef FP_ILOGB0
+# undef FP_ILOGBNAN
+# define FP_ILOGB0 (- 2147483647 - 1) /* INT_MIN */
+# define FP_ILOGBNAN (- 2147483647 - 1) /* INT_MIN */
+# endif
+#else
+ /* Ensure FP_ILOGB0 and FP_ILOGBNAN are defined. */
# if defined __NetBSD__ || defined __sgi
/* NetBSD, IRIX 6.5: match what ilogb() does */
# define FP_ILOGB0 (- 2147483647 - 1) /* INT_MIN */
@@ -221,11 +235,20 @@ _NaN ()
#if @GNULIB_ACOSF@
-# if !@HAVE_ACOSF@
-# undef acosf
+# if @REPLACE_ACOSF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef acosf
+# define acosf rpl_acosf
+# endif
+_GL_FUNCDECL_RPL (acosf, float, (float x));
+_GL_CXXALIAS_RPL (acosf, float, (float x));
+# else
+# if !@HAVE_ACOSF@
+# undef acosf
_GL_FUNCDECL_SYS (acosf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (acosf, float, (float x));
+# endif
_GL_CXXALIASWARN (acosf);
#elif defined GNULIB_POSIXCHECK
# undef acosf
@@ -252,11 +275,20 @@ _GL_WARN_ON_USE (acosl, "acosl is unportable - "
#if @GNULIB_ASINF@
-# if !@HAVE_ASINF@
-# undef asinf
+# if @REPLACE_ASINF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef asinf
+# define asinf rpl_asinf
+# endif
+_GL_FUNCDECL_RPL (asinf, float, (float x));
+_GL_CXXALIAS_RPL (asinf, float, (float x));
+# else
+# if !@HAVE_ASINF@
+# undef asinf
_GL_FUNCDECL_SYS (asinf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (asinf, float, (float x));
+# endif
_GL_CXXALIASWARN (asinf);
#elif defined GNULIB_POSIXCHECK
# undef asinf
@@ -283,11 +315,20 @@ _GL_WARN_ON_USE (asinl, "asinl is unportable - "
#if @GNULIB_ATANF@
-# if !@HAVE_ATANF@
-# undef atanf
+# if @REPLACE_ATANF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef atanf
+# define atanf rpl_atanf
+# endif
+_GL_FUNCDECL_RPL (atanf, float, (float x));
+_GL_CXXALIAS_RPL (atanf, float, (float x));
+# else
+# if !@HAVE_ATANF@
+# undef atanf
_GL_FUNCDECL_SYS (atanf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (atanf, float, (float x));
+# endif
_GL_CXXALIASWARN (atanf);
#elif defined GNULIB_POSIXCHECK
# undef atanf
@@ -314,11 +355,20 @@ _GL_WARN_ON_USE (atanl, "atanl is unportable - "
#if @GNULIB_ATAN2F@
-# if !@HAVE_ATAN2F@
-# undef atan2f
+# if @REPLACE_ATAN2F@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef atan2f
+# define atan2f rpl_atan2f
+# endif
+_GL_FUNCDECL_RPL (atan2f, float, (float y, float x));
+_GL_CXXALIAS_RPL (atan2f, float, (float y, float x));
+# else
+# if !@HAVE_ATAN2F@
+# undef atan2f
_GL_FUNCDECL_SYS (atan2f, float, (float y, float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (atan2f, float, (float y, float x));
+# endif
_GL_CXXALIASWARN (atan2f);
#elif defined GNULIB_POSIXCHECK
# undef atan2f
@@ -497,11 +547,20 @@ _GL_WARN_ON_USE (copysign, "copysignl is unportable - "
#if @GNULIB_COSF@
-# if !@HAVE_COSF@
-# undef cosf
+# if @REPLACE_COSF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef cosf
+# define cosf rpl_cosf
+# endif
+_GL_FUNCDECL_RPL (cosf, float, (float x));
+_GL_CXXALIAS_RPL (cosf, float, (float x));
+# else
+# if !@HAVE_COSF@
+# undef cosf
_GL_FUNCDECL_SYS (cosf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (cosf, float, (float x));
+# endif
_GL_CXXALIASWARN (cosf);
#elif defined GNULIB_POSIXCHECK
# undef cosf
@@ -528,11 +587,20 @@ _GL_WARN_ON_USE (cosl, "cosl is unportable - "
#if @GNULIB_COSHF@
-# if !@HAVE_COSHF@
-# undef coshf
+# if @REPLACE_COSHF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef coshf
+# define coshf rpl_coshf
+# endif
+_GL_FUNCDECL_RPL (coshf, float, (float x));
+_GL_CXXALIAS_RPL (coshf, float, (float x));
+# else
+# if !@HAVE_COSHF@
+# undef coshf
_GL_FUNCDECL_SYS (coshf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (coshf, float, (float x));
+# endif
_GL_CXXALIASWARN (coshf);
#elif defined GNULIB_POSIXCHECK
# undef coshf
@@ -544,11 +612,20 @@ _GL_WARN_ON_USE (coshf, "coshf is unportable - "
#if @GNULIB_EXPF@
-# if !@HAVE_EXPF@
-# undef expf
+# if @REPLACE_EXPF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef expf
+# define expf rpl_expf
+# endif
+_GL_FUNCDECL_RPL (expf, float, (float x));
+_GL_CXXALIAS_RPL (expf, float, (float x));
+# else
+# if !@HAVE_EXPF@
+# undef expf
_GL_FUNCDECL_SYS (expf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (expf, float, (float x));
+# endif
_GL_CXXALIASWARN (expf);
#elif defined GNULIB_POSIXCHECK
# undef expf
@@ -1155,10 +1232,19 @@ _GL_WARN_ON_USE (ilogb, "ilogb is unportable - "
#endif
#if @GNULIB_ILOGBL@
-# if !@HAVE_ILOGBL@
+# if @REPLACE_ILOGBL@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef ilogbl
+# define ilogbl rpl_ilogbl
+# endif
+_GL_FUNCDECL_RPL (ilogbl, int, (long double x));
+_GL_CXXALIAS_RPL (ilogbl, int, (long double x));
+# else
+# if !@HAVE_ILOGBL@
_GL_FUNCDECL_SYS (ilogbl, int, (long double x));
-# endif
+# endif
_GL_CXXALIAS_SYS (ilogbl, int, (long double x));
+# endif
_GL_CXXALIASWARN (ilogbl);
#elif defined GNULIB_POSIXCHECK
# undef ilogbl
@@ -1836,11 +1922,20 @@ _GL_WARN_ON_USE (roundl, "roundl is unportable - "
#if @GNULIB_SINF@
-# if !@HAVE_SINF@
-# undef sinf
+# if @REPLACE_SINF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef sinf
+# define sinf rpl_sinf
+# endif
+_GL_FUNCDECL_RPL (sinf, float, (float x));
+_GL_CXXALIAS_RPL (sinf, float, (float x));
+# else
+# if !@HAVE_SINF@
+ # undef sinf
_GL_FUNCDECL_SYS (sinf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (sinf, float, (float x));
+# endif
_GL_CXXALIASWARN (sinf);
#elif defined GNULIB_POSIXCHECK
# undef sinf
@@ -1867,11 +1962,20 @@ _GL_WARN_ON_USE (sinl, "sinl is unportable - "
#if @GNULIB_SINHF@
-# if !@HAVE_SINHF@
-# undef sinhf
+# if @REPLACE_SINHF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef sinhf
+# define sinhf rpl_sinhf
+# endif
+_GL_FUNCDECL_RPL (sinhf, float, (float x));
+_GL_CXXALIAS_RPL (sinhf, float, (float x));
+# else
+# if !@HAVE_SINHF@
+# undef sinhf
_GL_FUNCDECL_SYS (sinhf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (sinhf, float, (float x));
+# endif
_GL_CXXALIASWARN (sinhf);
#elif defined GNULIB_POSIXCHECK
# undef sinhf
@@ -1883,11 +1987,20 @@ _GL_WARN_ON_USE (sinhf, "sinhf is unportable - "
#if @GNULIB_SQRTF@
-# if !@HAVE_SQRTF@
-# undef sqrtf
+# if @REPLACE_SQRTF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef sqrtf
+# define sqrtf rpl_sqrtf
+# endif
+_GL_FUNCDECL_RPL (sqrtf, float, (float x));
+_GL_CXXALIAS_RPL (sqrtf, float, (float x));
+# else
+# if !@HAVE_SQRTF@
+# undef sqrtf
_GL_FUNCDECL_SYS (sqrtf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (sqrtf, float, (float x));
+# endif
_GL_CXXALIASWARN (sqrtf);
#elif defined GNULIB_POSIXCHECK
# undef sqrtf
@@ -1923,11 +2036,20 @@ _GL_WARN_ON_USE (sqrtl, "sqrtl is unportable - "
#if @GNULIB_TANF@
-# if !@HAVE_TANF@
-# undef tanf
+# if @REPLACE_TANF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef tanf
+# define tanf rpl_tanf
+# endif
+_GL_FUNCDECL_RPL (tanf, float, (float x));
+_GL_CXXALIAS_RPL (tanf, float, (float x));
+# else
+# if !@HAVE_TANF@
+# undef tanf
_GL_FUNCDECL_SYS (tanf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (tanf, float, (float x));
+# endif
_GL_CXXALIASWARN (tanf);
#elif defined GNULIB_POSIXCHECK
# undef tanf
@@ -1954,11 +2076,20 @@ _GL_WARN_ON_USE (tanl, "tanl is unportable - "
#if @GNULIB_TANHF@
-# if !@HAVE_TANHF@
-# undef tanhf
+# if @REPLACE_TANHF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef tanhf
+# define tanhf rpl_tanhf
+# endif
+_GL_FUNCDECL_RPL (tanhf, float, (float x));
+_GL_CXXALIAS_RPL (tanhf, float, (float x));
+# else
+# if !@HAVE_TANHF@
+# undef tanhf
_GL_FUNCDECL_SYS (tanhf, float, (float x));
-# endif
+# endif
_GL_CXXALIAS_SYS (tanhf, float, (float x));
+# endif
_GL_CXXALIASWARN (tanhf);
#elif defined GNULIB_POSIXCHECK
# undef tanhf