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Autoconf Macro: ax_cxx_gcc_abi_demangle
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"http://autoconf-archive.cryp.to/ax_cxx_gcc_abi_demangle.m4">Download M4
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<h1>
ax_cxx_gcc_abi_demangle
</h1>
<h2>
Synopsis
</h2>
<p class="indent" style="white-space:nowrap;">
<code>AX_CXX_GCC_ABI_DEMANGLE</code>
</p>
<h2>
Description
</h2>
<div class="indent">
<p>
If the compiler supports GCC C++ ABI name demangling (has header cxxabi.h
and abi::__cxa_demangle() function), define HAVE_GCC_ABI_DEMANGLE
</p>
<p>
Adapted from AC_CXX_RTTI by Luc Maisonobe
</p>
</div>
<h2>
Author
</h2>
<p class="indent">
Neil Ferguson <nferguso@eso.org>
</p>
<h2>
Last Modified
</h2>
<p class="indent">
2004-02-18
</p>
<h2>
M4 Source Code
</h2>
<div class="indent">
<pre class="m4source">
AC_DEFUN([AX_CXX_GCC_ABI_DEMANGLE],
[AC_CACHE_CHECK(whether the compiler supports GCC C++ ABI name demangling,
ac_cv_cxx_gcc_abi_demangle,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <typeinfo>
#include <cxxabi.h>
#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>";
],
ac_cv_cxx_gcc_abi_demangle=yes, ac_cv_cxx_gcc_abi_demangle=no)
AC_LANG_RESTORE
])
if test "$ac_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
])
</pre>
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