# ===========================================================================

#  http://www.gnu.org/software/autoconf-archive/ax_cxx_gcc_abi_demangle.html

# ===========================================================================

#

# SYNOPSIS

#

#   AX_CXX_GCC_ABI_DEMANGLE

#

# DESCRIPTION

#

#   If the compiler supports GCC C++ ABI name demangling (has header

#   cxxabi.h and abi::__cxa_demangle() function), define

#   HAVE_GCC_ABI_DEMANGLE

#

#   Adapted from AX_CXX_RTTI by Luc Maisonobe

#

# LICENSE

#

#   Copyright (c) 2008 Neil Ferguson <nferguso@eso.org>

#

#   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 8

AC_DEFUN([AX_CXX_GCC_ABI_DEMANGLE],

[AC_CACHE_CHECK(whether the compiler supports GCC C++ ABI name demangling,

ax_cv_cxx_gcc_abi_demangle,

[AC_LANG_SAVE

 AC_LANG_CPLUSPLUS

 AC_TRY_COMPILE([#include <typeinfo>

#include <cxxabi.h>

#include <cstdlib>

#include <string>

template<typename TYPE>

class A {};

],[A<int> instance;

int status = 0;

char* c_name = 0;

c_name = abi::__cxa_demangle(typeid(instance).name(), 0, 0, &status);

std::string name(c_name);

free(c_name);

return name == "A<int>";

],

 ax_cv_cxx_gcc_abi_demangle=yes, ax_cv_cxx_gcc_abi_demangle=no)

 AC_LANG_RESTORE

])

if test "$ax_cv_cxx_gcc_abi_demangle" = yes; then

  AC_DEFINE(HAVE_GCC_ABI_DEMANGLE,1,

            [define if the compiler supports GCC C++ ABI name demangling])

fi

])