1 # ===========================================================================
3 # ===========================================================================
15 # Copyright (c) 2012 Brian Aker` <brian@tangent.org>
17 # This program is free software: you can redistribute it and/or modify it
18 # under the terms of the GNU General Public License as published by the
19 # Free Software Foundation, either version 3 of the License, or (at your
20 # option) any later version.
22 # This program is distributed in the hope that it will be useful, but
23 # WITHOUT ANY WARRANTY; without even the implied warranty of
24 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
25 # Public License for more details.
27 # You should have received a copy of the GNU General Public License along
28 # with this program. If not, see <http://www.gnu.org/licenses/>.
30 # As a special exception, the respective Autoconf Macro's copyright owner
31 # gives unlimited permission to copy, distribute and modify the configure
32 # scripts that are the output of Autoconf when processing the Macro. You
33 # need not follow the terms of the GNU General Public License when using
34 # or distributing such scripts, even though portions of the text of the
35 # Macro appear in them. The GNU General Public License (GPL) does govern
36 # all other use of the material that constitutes the Autoconf Macro.
38 # This special exception to the GPL applies to versions of the Autoconf
39 # Macro released by the Autoconf Archive. When you make and distribute a
40 # modified version of the Autoconf Macro, you may extend this special
41 # exception to the GPL to apply to your modified version as well.
45 AC_DEFUN([AX_CXX_CINTTYPES], [
46 AC_REQUIRE([AC_PROG_CXX])
47 AC_REQUIRE([AC_PROG_CXXCPP])
48 AC_REQUIRE([AX_CXX_CSTDINT])
50 AC_CACHE_CHECK([for location of cinttypes], [ac_cv_cxx_cinttypes], [
52 CXXFLAGS="${CXX_STANDARD} ${CXXFLAGS}"
56 AC_LANG_PROGRAM([#include <cinttypes>], [
57 uint32_t foo= UINT32_C(1);
59 [ac_cxx_cinttypes_cinttypes="<cinttypes>"])
61 # Look for tr1/cinttypes
62 AS_IF([test -z "$ac_cxx_cinttypes_cinttypes"],[
64 AC_LANG_PROGRAM([#include <tr1/cinttypes>], [
65 uint32_t foo= UINT32_C(1);
67 [ac_cxx_cinttypes_tr1_cinttypes="<tr1/cinttypes>"])
69 # Look for boost/cinttypes.hpp
70 AS_IF([test -z "$ac_cxx_cinttypes_tr1_cinttypes"],[
72 AC_LANG_PROGRAM([#include <boost/cinttypes.hpp>], [
73 uint32_t foo= UINT32_C(1);
75 [ac_cxx_cinttypes_boost_cinttypes_hpp="<boost/cinttypes.hpp>"])
82 AS_IF([test -n "$ac_cxx_cinttypes_cinttypes"], [ac_cv_cxx_cinttypes=$ac_cxx_cinttypes_cinttypes],
83 [test -n "$ac_cxx_cinttypes_tr1_cinttypes"], [ac_cv_cxx_cinttypes=$ac_cxx_cinttypes_tr1_cinttypes],
84 [test -n "$ac_cxx_cinttypes_boost_cinttypes_hpp"], [ac_cv_cxx_cinttypes=$ac_cxx_cinttypes_boost_cinttypes_hpp])
87 AS_IF([ test -n "$ac_cv_cxx_cinttypes"], [
88 AC_MSG_RESULT([$ac_cv_cxx_cinttypes])
90 ac_cv_cxx_cinttypes="<inttypes.h>"
91 AC_MSG_WARN([Could not find a cinttypes header.])
92 AC_MSG_RESULT([$ac_cv_cxx_cinttypes])
95 AC_DEFINE([__STDC_LIMIT_MACROS],[1],[Use STDC Limit Macros in C++])
96 AC_DEFINE_UNQUOTED([CINTTYPES_H],[$ac_cv_cxx_cinttypes],[the location of <cinttypes>])