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diff lib/math.in.h @ 15832:022f031c4bdf

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New module 'fmodf'. * lib/math.in.h (fmodf): New declaration. * lib/fmodf.c: New file. * m4/fmodf.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether fmodf is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_FMODF, HAVE_FMODF. * modules/math (Makefile.am): Substitute GNULIB_FMODF, HAVE_FMODF. * modules/fmodf: New file. * tests/test-math-c++.cc: Check the declaration of fmodf. * doc/posix-functions/fmodf.texi: Mention the new module.
author Bruno Haible <bruno@clisp.org>
date Thu, 06 Oct 2011 01:01:52 +0200
parents 36ce57192e3b
children 0e07b354626a
line wrap: on
line diff
--- a/lib/math.in.h
+++ b/lib/math.in.h
@@ -358,6 +358,22 @@
 #endif
 
 
+#if @GNULIB_FMODF@
+# if !@HAVE_FMODF@
+#  undef fmodf
+_GL_FUNCDECL_SYS (fmodf, float, (float x, float y));
+# endif
+_GL_CXXALIAS_SYS (fmodf, float, (float x, float y));
+_GL_CXXALIASWARN (fmodf);
+#elif defined GNULIB_POSIXCHECK
+# undef fmodf
+# if HAVE_RAW_DECL_FMODF
+_GL_WARN_ON_USE (fmodf, "fmodf is unportable - "
+                 "use gnulib module fmodf for portability");
+# endif
+#endif
+
+
 /* Write x as
      x = mantissa * 2^exp
    where