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- # ===========================================================================
- # https://www.gnu.org/software/autoconf-archive/ax_cxx_have_sstream.html
- # ===========================================================================
- #
- # SYNOPSIS
- #
- # AX_CXX_HAVE_SSTREAM
- #
- # DESCRIPTION
- #
- # If the C++ library has a working stringstream, define HAVE_SSTREAM.
- #
- # LICENSE
- #
- # Copyright (c) 2008 Ben Stanley <Ben.Stanley@exemail.com.au>
- #
- # 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 7
-
- AU_ALIAS([AC_CXX_HAVE_SSTREAM], [AX_CXX_HAVE_SSTREAM])
- AC_DEFUN([AX_CXX_HAVE_SSTREAM],
- [AC_CACHE_CHECK(whether the compiler has stringstream,
- ax_cv_cxx_have_sstream,
- [AC_REQUIRE([AX_CXX_NAMESPACES])
- AC_LANG_SAVE
- AC_LANG_CPLUSPLUS
- AC_TRY_COMPILE([#include <sstream>
- #ifdef HAVE_NAMESPACES
- using namespace std;
- #endif],[stringstream message; message << "Hello"; return 0;],
- ax_cv_cxx_have_sstream=yes, ax_cv_cxx_have_sstream=no)
- AC_LANG_RESTORE
- ])
- if test "$ax_cv_cxx_have_sstream" = yes; then
- AC_DEFINE(HAVE_SSTREAM,,[define if the compiler has stringstream])
- fi
- ])
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