diff options
Diffstat (limited to 'tclap-1.2.1/config/ac_cxx_have_strstream.m4')
| -rw-r--r-- | tclap-1.2.1/config/ac_cxx_have_strstream.m4 | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tclap-1.2.1/config/ac_cxx_have_strstream.m4 b/tclap-1.2.1/config/ac_cxx_have_strstream.m4 new file mode 100644 index 0000000..1b811d1 --- /dev/null +++ b/tclap-1.2.1/config/ac_cxx_have_strstream.m4 @@ -0,0 +1,28 @@ +dnl @synopsis AC_CXX_HAVE_STRSTREAM +dnl +dnl If the C++ library has a working strstream, define HAVE_CLASS_STRSTREAM. +dnl +dnl Adapted from ac_cxx_have_sstream.m4 by Steve Robbins +dnl +AC_DEFUN([AC_CXX_HAVE_STRSTREAM], +[AC_REQUIRE([AC_CXX_NAMESPACES]) + AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_CHECK_HEADERS(strstream) + AC_CACHE_CHECK([whether the STL defines strstream], +[ac_cv_cxx_have_class_strstream], +[AC_TRY_COMPILE([#if HAVE_STRSTREAM +# include <strstream> +#else +# include <strstream.h> +#endif +#ifdef HAVE_NAMESPACES +using namespace std; +#endif],[ostrstream message; message << "Hello"; return 0;], + ac_cv_cxx_have_class_strstream=yes, ac_cv_cxx_have_class_strstream=no) +]) +if test "$ac_cv_cxx_have_class_strstream" = yes; then + AC_DEFINE(HAVE_CLASS_STRSTREAM,1,[define if the library defines strstream]) +fi +AC_LANG_RESTORE +]) |