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# ===========================================================================
# http://tangent.org/
# ===========================================================================
#
# SYNOPSIS
#
# AX_CXX_CINTTYPES
#
# DESCRIPTION
#
# Example:
#
# LICENSE
#
# Copyright (c) 2012 Brian Aker` <brian@tangent.org>
#
# 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/>.
#
# As a special exception, the respective Autoconf Macro's copyright owner
# gives unlimited permission to copy, distribute and modify the configure
# scripts that are the output of Autoconf when processing the Macro. You
# need not follow the terms of the GNU General Public License when using
# or distributing such scripts, even though portions of the text of the
# Macro appear in them. The GNU General Public License (GPL) does govern
# all other use of the material that constitutes the Autoconf Macro.
#
# This special exception to the GPL applies to versions of the Autoconf
# Macro released by the Autoconf Archive. When you make and distribute a
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
#serial 1
AC_DEFUN([AX_CXX_CINTTYPES],
[
AC_REQUIRE([AC_PROG_CXX])
AC_REQUIRE([AC_PROG_CXXCPP])
AC_REQUIRE([AX_CXX_CSTDINT])
AC_MSG_CHECKING(the location of cinttypes)
save_CXXFLAGS="${CXXFLAGS}"
CXXFLAGS="${CXX_STANDARD} ${CXXFLAGS}"
ac_cv_cxx_cinttypes=""
AC_LANG_PUSH([C++])
# AC_CACHE_CHECK([for location of cinttypes], [ac_cv_cxx_cinttypes],
# [
# Look for cinttypes
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <cinttypes>], [ uint32_t foo= UINT32_C(1) ])],
[ac_cv_cxx_cinttypes="<cinttypes>"],
[
# Look for tr1/cinttypes
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <tr1/cinttypes>], [ uint32_t foo= UINT32_C(1) ])],
[ac_cv_cxx_cinttypes="<tr1/cinttypes>"],
[
# Look for boost/cinttypes.hpp
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <boost/cinttypes.hpp>], [ uint32_t foo= UINT32_C(1) ])],
[ac_cv_cxx_cinttypes="<boost/cinttypes.hpp>"])
])
])
# ])
AC_LANG_POP()
CXXFLAGS="${save_CXXFLAGS}"
if test -n "$ac_cv_cxx_cinttypes"; then
AC_MSG_RESULT([$ac_cv_cxx_cinttypes])
else
ac_cv_cxx_cinttypes="<inttypes.h>"
AC_MSG_WARN([Could not find a cinttypes header.])
AC_MSG_RESULT([$ac_cv_cxx_cinttypes])
fi
AC_DEFINE([__STDC_LIMIT_MACROS],[1],[Use STDC Limit Macros in C++])
AC_DEFINE_UNQUOTED(CINTTYPES_H,$ac_cv_cxx_cinttypes, [the location of <cinttypes>])
])
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