* lib/math.in.h (rintf): New declaration.
* lib/rintf.c: New file.
* m4/rintf.m4: New file.
* m4/math_h.m4 (gl_MATH_H): Test whether rintf is declared.
(gl_MATH_H_DEFAULTS): Initialize GNULIB_RINTF, HAVE_RINTF.
* modules/math (Makefile.am): Substitute GNULIB_RINTF, HAVE_RINTF.
* modules/rintf: New file.
* tests/test-math-c++.cc: Check the declaration of rintf.
* doc/posix-functions/rintf.texi: Mention the new module.
+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ New module 'rintf'.
+ * lib/math.in.h (rintf): New declaration.
+ * lib/rintf.c: New file.
+ * m4/rintf.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether rintf is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_RINTF, HAVE_RINTF.
+ * modules/math (Makefile.am): Substitute GNULIB_RINTF, HAVE_RINTF.
+ * modules/rintf: New file.
+ * tests/test-math-c++.cc: Check the declaration of rintf.
+ * doc/posix-functions/rintf.texi: Mention the new module.
+
2011-10-09 Bruno Haible <bruno@clisp.org>
rint: Support for MSVC.
POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/rintf.html}
-Gnulib module: ---
+Gnulib module: rintf
Portability problems fixed by Gnulib:
@itemize
+@item
+This function is missing on some platforms:
+Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9, MSVC 9.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
-@item
-This function is missing on some platforms:
-Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9, MSVC 9.
@end itemize
#endif
+#if @GNULIB_RINTF@
+# if !@HAVE_RINTF@
+_GL_FUNCDECL_SYS (rintf, float, (float x));
+# endif
+_GL_CXXALIAS_SYS (rintf, float, (float x));
+_GL_CXXALIASWARN (rintf);
+#elif defined GNULIB_POSIXCHECK
+# undef rintf
+# if HAVE_RAW_DECL_RINTF
+_GL_WARN_ON_USE (rintf, "rintf is unportable - "
+ "use gnulib module rintf for portability");
+# endif
+#endif
+
#if @GNULIB_RINT@
# if !@HAVE_RINT@
_GL_FUNCDECL_SYS (rint, double, (double x));
--- /dev/null
+/* Round according to the current rounding mode.
+ Copyright (C) 2011 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#define USE_FLOAT
+#include "rint.c"
-# math_h.m4 serial 51
+# math_h.m4 serial 52
dnl Copyright (C) 2007-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
ceilf ceill copysign copysignf copysignl cosf cosl coshf
expf expl fabsf floorf floorl fmodf frexpf frexpl
ldexpf ldexpl logb logf logl log10f modff powf
- rint round roundf roundl sinf sinl sinhf sqrtf sqrtl
+ rint rintf round roundf roundl sinf sinl sinhf sqrtf sqrtl
tanf tanl tanhf trunc truncf truncl])
])
GNULIB_MODFF=0; AC_SUBST([GNULIB_MODFF])
GNULIB_POWF=0; AC_SUBST([GNULIB_POWF])
GNULIB_RINT=0; AC_SUBST([GNULIB_RINT])
+ GNULIB_RINTF=0; AC_SUBST([GNULIB_RINTF])
GNULIB_ROUND=0; AC_SUBST([GNULIB_ROUND])
GNULIB_ROUNDF=0; AC_SUBST([GNULIB_ROUNDF])
GNULIB_ROUNDL=0; AC_SUBST([GNULIB_ROUNDL])
HAVE_MODFF=1; AC_SUBST([HAVE_MODFF])
HAVE_POWF=1; AC_SUBST([HAVE_POWF])
HAVE_RINT=1; AC_SUBST([HAVE_RINT])
+ HAVE_RINTF=1; AC_SUBST([HAVE_RINTF])
HAVE_SINF=1; AC_SUBST([HAVE_SINF])
HAVE_SINL=1; AC_SUBST([HAVE_SINL])
HAVE_SINHF=1; AC_SUBST([HAVE_SINHF])
--- /dev/null
+# rintf.m4 serial 1
+dnl Copyright (C) 2011 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_RINTF],
+[
+ dnl Determine RINTF_LIBM.
+ gl_MATHFUNC([rintf], [float], [(float)])
+ if test $gl_cv_func_rintf_no_libm = no \
+ && test $gl_cv_func_rintf_in_libm = no; then
+ HAVE_RINTF=0
+ RINTF_LIBM=
+ fi
+ AC_SUBST([RINTF_LIBM])
+])
-e 's/@''GNULIB_MODFF''@/$(GNULIB_MODFF)/g' \
-e 's/@''GNULIB_POWF''@/$(GNULIB_POWF)/g' \
-e 's/@''GNULIB_RINT''@/$(GNULIB_RINT)/g' \
+ -e 's/@''GNULIB_RINTF''@/$(GNULIB_RINTF)/g' \
-e 's/@''GNULIB_ROUND''@/$(GNULIB_ROUND)/g' \
-e 's/@''GNULIB_ROUNDF''@/$(GNULIB_ROUNDF)/g' \
-e 's/@''GNULIB_ROUNDL''@/$(GNULIB_ROUNDL)/g' \
-e 's|@''HAVE_MODFF''@|$(HAVE_MODFF)|g' \
-e 's|@''HAVE_POWF''@|$(HAVE_POWF)|g' \
-e 's|@''HAVE_RINT''@|$(HAVE_RINT)|g' \
+ -e 's|@''HAVE_RINTF''@|$(HAVE_RINTF)|g' \
-e 's|@''HAVE_SINF''@|$(HAVE_SINF)|g' \
-e 's|@''HAVE_SINL''@|$(HAVE_SINL)|g' \
-e 's|@''HAVE_SINHF''@|$(HAVE_SINHF)|g' \
--- /dev/null
+Description:
+rintf() function: round according to the current rounding mode.
+
+Files:
+lib/rintf.c
+lib/rint.c
+m4/rintf.m4
+m4/mathfunc.m4
+
+Depends-on:
+math
+
+configure.ac:
+gl_FUNC_RINTF
+if test $HAVE_RINTF = 0; then
+ AC_LIBOBJ([rintf])
+fi
+gl_MATH_MODULE_INDICATOR([rintf])
+
+Makefile.am:
+
+Include:
+<math.h>
+
+Link:
+$(RINTF_LIBM)
+
+License:
+LGPL
+
+Maintainer:
+Bruno Haible
#endif
//SIGNATURE_CHECK (GNULIB_NAMESPACE::pow, double, (double, double));
//SIGNATURE_CHECK (GNULIB_NAMESPACE::remainder, double, (double, double));
+#if GNULIB_TEST_RINTF
+SIGNATURE_CHECK (GNULIB_NAMESPACE::rintf, float, (float));
+#endif
#if GNULIB_TEST_RINT
SIGNATURE_CHECK (GNULIB_NAMESPACE::rint, double, (double));
#endif