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dnl @synopsis AC_CXX_HAVE_LSTRINGdnldnl If the compiler can prevent names clashes using namespaces, definednl HAVE_LSTRING.dnldnl @category Cxxdnl @author James Berrydnl @version 2005-02-21dnl @license AllPermissive
AC_DEFUN([AC_CXX_HAVE_LSTRING],[AC_CACHE_CHECK([whether the compiler implements L"widestring"],ac_cv_cxx_have_lstring,[AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_COMPILE_IFELSE( AC_LANG_SOURCE( [[const wchar_t* s=L"wide string";]]), ac_cv_cxx_have_lstring=yes, ac_cv_cxx_have_lstring=no) AC_LANG_RESTORE])if test "$ac_cv_cxx_have_lstring" = yes; then AC_DEFINE(HAVE_LSTRING,,[define if the compiler implements L"widestring"])fi])
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