| # fegetround.m4 | |
| # serial 1 | |
| dnl Copyright (C) 2011-2026 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. | |
| dnl This file is offered as-is, without any warranty. | |
| AC_DEFUN([gl_FUNC_FEGETROUND], | |
| [ | |
| dnl Determine FEGETROUND_LIBM. | |
| gl_MATHFUNC([fegetround], [int], [(void)], [#include <fenv.h>]) | |
| if test $gl_cv_func_fegetround_no_libm = no \ | |
| && test $gl_cv_func_fegetround_in_libm = no; then | |
| HAVE_FEGETROUND=0 | |
| else | |
| HAVE_FEGETROUND=1 | |
| AC_DEFINE([HAVE_FEGETROUND], [1], | |
| [Define to 1 if you have the 'fegetround' function.]) | |
| fi | |
| AC_SUBST([FEGETROUND_LIBM]) | |
| ]) |