config/ac_cxx_have_strstream.m4

   1 dnl @synopsis AC_CXX_HAVE_STRSTREAM
   2 dnl
   3 dnl If the C++ library has a working strstream, define HAVE_CLASS_STRSTREAM.
   4 dnl
   5 dnl Adapted from ac_cxx_have_sstream.m4 by Steve Robbins
   6 dnl
   7 AC_DEFUN([AC_CXX_HAVE_STRSTREAM],
   8 [AC_CACHE_CHECK(whether the library defines strstream,
   9 ac_cv_cxx_have_strstream,
  10 [AC_REQUIRE([AC_CXX_NAMESPACES])]
  11
  12 AC_LANG_SAVE
  13 AC_LANG_CPLUSPLUS
  14 AC_CHECK_HEADER(strstream, ac_cv_cxx_have_strstream=yes, ac_cv_cxx_have_strstream=no)
  15 AC_LANG_RESTORE
  16
  17 if test "$ac_cv_cxx_have_strstream" = yes; then
  18     AC_DEFINE(HAVE_STRSTREAM,1,[define if the library defines strstream])
  19   fi
  20   ])