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Edit File: ax_cxx_have_is_bind_expression.m4
# ================================================================================== # http://www.gnu.org/software/autoconf-archive/ax_cxx_have_is_bind_expression.html # ================================================================================== # # SYNOPSIS # # AX_CXX_HAVE_IS_BIND_EXPRESSION() # # DESCRIPTION # # This macros checks if std::is_bind_expression, added in C++11, is # defined in the <functional> header. # # If it is, define the ax_cv_cxx_have_is_bind_expression environment # variable to "yes" and define HAVE_CXX_IS_BIND_EXPRESSION. # # NOTE: This macros depends on AX_CXX_NAMESPACES. # # LICENSE # # Copyright (c) 2014 Enrico M. Crisostomo <enrico.m.crisostomo@gmail.com> # # Copying and distribution of this file, with or without modification, are # permitted in any medium without royalty provided the copyright notice # and this notice are preserved. This file is offered as-is, without any # warranty. #serial 1 AC_DEFUN([AX_CXX_HAVE_IS_BIND_EXPRESSION], [AC_CACHE_CHECK( [for std::is_bind_expression in functional], ax_cv_cxx_have_is_bind_expression, [AC_REQUIRE([AX_CXX_NAMESPACES]) AC_LANG_PUSH([C++]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [ [#include <functional>] [using std::is_bind_expression;] ], [] )], [ax_cv_cxx_have_is_bind_expression=yes], [ax_cv_cxx_have_is_bind_expression=no] ) AC_LANG_POP([C++])]) if test x"$ax_cv_cxx_have_is_bind_expression" = "xyes" then AC_DEFINE(HAVE_CXX_IS_BIND_EXPRESSION, 1, [Define if functional defines the std::is_bind_expression class.]) fi ])