https://github.com/epiqc/ScaffCC
Tip revision: 861c8b60980b0f4d36b101b45346a2e64b0fa390 authored by Pranav Gokhale on 05 February 2018, 05:29:11 UTC
update documentation and release notes
update documentation and release notes
Tip revision: 861c8b6
func_isnan.m4
#
# This function determines if the isnan function is available on this
# platform.
#
AC_DEFUN([AC_FUNC_ISNAN],[
AC_SINGLE_CXX_CHECK([ac_cv_func_isnan_in_math_h],
[isnan], [<math.h>],
[float f; isnan(f);])
if test "$ac_cv_func_isnan_in_math_h" = "yes" ; then
AC_DEFINE([HAVE_ISNAN_IN_MATH_H],1,[Set to 1 if the isnan function is found in <math.h>])
fi
AC_SINGLE_CXX_CHECK([ac_cv_func_isnan_in_cmath],
[isnan], [<cmath>],
[float f; isnan(f);])
if test "$ac_cv_func_isnan_in_cmath" = "yes" ; then
AC_DEFINE([HAVE_ISNAN_IN_CMATH],1,[Set to 1 if the isnan function is found in <cmath>])
fi
AC_SINGLE_CXX_CHECK([ac_cv_func_std_isnan_in_cmath],
[std::isnan], [<cmath>],
[float f; std::isnan(f);])
if test "$ac_cv_func_std_isnan_in_cmath" = "yes" ; then
AC_DEFINE([HAVE_STD_ISNAN_IN_CMATH],1,[Set to 1 if the std::isnan function is found in <cmath>])
fi
])