* lib/math.in.h (sinf): New declaration.
* lib/sinf.c: New file.
* m4/sinf.m4: New file.
* m4/math_h.m4 (gl_MATH_H): Test whether sinf is declared.
(gl_MATH_H_DEFAULTS): Initialize GNULIB_SINF, HAVE_SINF.
* modules/math (Makefile.am): Substitute GNULIB_SINF, HAVE_SINF.
* modules/sinf: New file.
* tests/test-math-c++.cc: Check the declaration of sinf.
* doc/posix-functions/sinf.texi: Mention the new module.
2011-10-08 Bruno Haible <bruno@clisp.org>
+ New module 'sinf'.
+ * lib/math.in.h (sinf): New declaration.
+ * lib/sinf.c: New file.
+ * m4/sinf.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether sinf is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_SINF, HAVE_SINF.
+ * modules/math (Makefile.am): Substitute GNULIB_SINF, HAVE_SINF.
+ * modules/sinf: New file.
+ * tests/test-math-c++.cc: Check the declaration of sinf.
+ * doc/posix-functions/sinf.texi: Mention the new module.
+
sin: Use a .m4 file.
* m4/sin.m4: New file.
* modules/sin (Files): Add it.
POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/sinf.html}
-Gnulib module: ---
+Gnulib module: sinf
Portability problems fixed by Gnulib:
@itemize
-@end itemize
-
-Portability problems not fixed by Gnulib:
-@itemize
@item
This function is missing on some platforms:
Minix 3.1.8, AIX 5.1, Solaris 9.
This function is only defined as a macro with arguments on some platforms:
MSVC 9.
@end itemize
+
+Portability problems not fixed by Gnulib:
+@itemize
+@end itemize
#endif
+#if @GNULIB_SINF@
+# if !@HAVE_SINF@
+# undef sinf
+_GL_FUNCDECL_SYS (sinf, float, (float x));
+# endif
+_GL_CXXALIAS_SYS (sinf, float, (float x));
+_GL_CXXALIASWARN (sinf);
+#elif defined GNULIB_POSIXCHECK
+# undef sinf
+# if HAVE_RAW_DECL_SINF
+_GL_WARN_ON_USE (sinf, "sinf is unportable - "
+ "use gnulib module sinf for portability");
+# endif
+#endif
+
#if @GNULIB_SINL@
# if !@HAVE_SINL@ || !@HAVE_DECL_SINL@
_GL_FUNCDECL_SYS (sinl, long double, (long double x));
--- /dev/null
+/* Sine function.
+ 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+/* Specification. */
+#include <math.h>
+
+float
+sinf (float x)
+{
+ return (float) sin ((double) x);
+}
-# math_h.m4 serial 36
+# math_h.m4 serial 37
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,
[acosl asinl atanl ceilf ceill cosl expf expl fabsf floorf floorl fmodf
frexpf frexpl
ldexpf ldexpl logb logf logl log10f modff powf
- round roundf roundl sinl sqrtf sqrtl
+ round roundf roundl sinf sinl sqrtf sqrtl
tanl trunc truncf truncl])
])
GNULIB_ROUNDF=0; AC_SUBST([GNULIB_ROUNDF])
GNULIB_ROUNDL=0; AC_SUBST([GNULIB_ROUNDL])
GNULIB_SIGNBIT=0; AC_SUBST([GNULIB_SIGNBIT])
+ GNULIB_SINF=0; AC_SUBST([GNULIB_SINF])
GNULIB_SINL=0; AC_SUBST([GNULIB_SINL])
GNULIB_SQRTF=0; AC_SUBST([GNULIB_SQRTF])
GNULIB_SQRTL=0; AC_SUBST([GNULIB_SQRTL])
HAVE_LOG10F=1; AC_SUBST([HAVE_LOG10F])
HAVE_MODFF=1; AC_SUBST([HAVE_MODFF])
HAVE_POWF=1; AC_SUBST([HAVE_POWF])
+ HAVE_SINF=1; AC_SUBST([HAVE_SINF])
HAVE_SINL=1; AC_SUBST([HAVE_SINL])
HAVE_SQRTF=1; AC_SUBST([HAVE_SQRTF])
HAVE_SQRTL=1; AC_SUBST([HAVE_SQRTL])
--- /dev/null
+# sinf.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_SINF],
+[
+ AC_REQUIRE([gl_MATH_H_DEFAULTS])
+ AC_REQUIRE([gl_FUNC_SIN])
+
+ dnl Test whether sinf() exists. Assume that sinf(), if it exists, is
+ dnl defined in the same library as sin().
+ save_LIBS="$LIBS"
+ LIBS="$LIBS $SIN_LIBM"
+ AC_CHECK_FUNCS([sinf])
+ LIBS="$save_LIBS"
+ if test $ac_cv_func_sinf = yes; then
+ SINF_LIBM="$SIN_LIBM"
+ else
+ HAVE_SINF=0
+ SINF_LIBM="$SIN_LIBM"
+ fi
+ AC_SUBST([SINF_LIBM])
+])
-e 's/@''GNULIB_ROUNDF''@/$(GNULIB_ROUNDF)/g' \
-e 's/@''GNULIB_ROUNDL''@/$(GNULIB_ROUNDL)/g' \
-e 's/@''GNULIB_SIGNBIT''@/$(GNULIB_SIGNBIT)/g' \
+ -e 's/@''GNULIB_SINF''@/$(GNULIB_SINF)/g' \
-e 's/@''GNULIB_SINL''@/$(GNULIB_SINL)/g' \
-e 's/@''GNULIB_SQRTF''@/$(GNULIB_SQRTF)/g' \
-e 's/@''GNULIB_SQRTL''@/$(GNULIB_SQRTL)/g' \
-e 's|@''HAVE_LOG10F''@|$(HAVE_LOG10F)|g' \
-e 's|@''HAVE_MODFF''@|$(HAVE_MODFF)|g' \
-e 's|@''HAVE_POWF''@|$(HAVE_POWF)|g' \
+ -e 's|@''HAVE_SINF''@|$(HAVE_SINF)|g' \
-e 's|@''HAVE_SINL''@|$(HAVE_SINL)|g' \
-e 's|@''HAVE_SQRTF''@|$(HAVE_SQRTF)|g' \
-e 's|@''HAVE_SQRTL''@|$(HAVE_SQRTL)|g' \
--- /dev/null
+Description:
+sinf() function: sine function.
+
+Files:
+lib/sinf.c
+m4/sinf.m4
+
+Depends-on:
+math
+sin [test $HAVE_SINF = 0]
+
+configure.ac:
+gl_FUNC_SINF
+if test $HAVE_SINF = 0; then
+ AC_LIBOBJ([sinf])
+fi
+gl_MATH_MODULE_INDICATOR([sinf])
+
+Makefile.am:
+
+Include:
+<math.h>
+
+Link:
+$(SINF_LIBM)
+
+License:
+LGPL
+
+Maintainer:
+Bruno Haible
//SIGNATURE_CHECK (GNULIB_NAMESPACE::pow, double, (double, double));
//SIGNATURE_CHECK (GNULIB_NAMESPACE::remainder, double, (double, double));
//SIGNATURE_CHECK (GNULIB_NAMESPACE::rint, double, (double));
+#if GNULIB_TEST_SINF
+SIGNATURE_CHECK (GNULIB_NAMESPACE::sinf, float, (float));
+#endif
//SIGNATURE_CHECK (GNULIB_NAMESPACE::sin, double, (double));
//SIGNATURE_CHECK (GNULIB_NAMESPACE::sinh, double, (double));
#if GNULIB_TEST_SQRTF