configure.in: And here.

2000-04-05   Benjamin Kosnik  <bkoz@cygnus.com>

        * configure.in: And here.
        * configure: Regenerate.
        * acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if
        --enable-libstdcxx-v3 is passed at configure time.
        * config.h.in: Regenerate.

From-SVN: r32962

gcc/ChangeLog

+2000-04-05   Benjamin Kosnik  <bkoz@cygnus.com>
+
+        * configure.in: And here.
+        * configure: Regenerate.
+        * acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if
+        --enable-libstdcxx-v3 is passed at configure time.
+        * config.h.in: Regenerate.
+
 2000-04-05  Mark Mitchell  <mark@codesourcery.com>
 
 	* final.c (final): Use xcalloc to allocate line_note_exists.

gcc/acconfig.h

@@ -4,6 +4,12 @@
 /* Define if printf supports "%p".  */
 #undef HAVE_PRINTF_PTR
 
+/* Define if you want to enable namespaces (-fhonor-std) by default. */
+#undef ENABLE_STD_NAMESPACE
+#if !defined(ENABLE_STD_NAMESPACE)
+#  define ENABLE_STD_NAMESPACE 0
+#endif
+
 /* Define if you want to always select the new-abi for g++.  */
 #undef ENABLE_NEW_GXX_ABI
 

gcc/config.in

@@ -5,6 +5,12 @@
 /* Define if printf supports "%p".  */
 #undef HAVE_PRINTF_PTR
 
+/* Define if you want to enable namespaces (-fhonor-std) by default. */
+#undef ENABLE_STD_NAMESPACE
+#if !defined(ENABLE_STD_NAMESPACE)
+#  define ENABLE_STD_NAMESPACE 0
+#endif
+
 /* Define if you want to always select the new-abi for g++.  */
 #undef ENABLE_NEW_GXX_ABI
 

gcc/configure.in

@@ -4601,6 +4601,21 @@ echo "Building a new-abi g++ compiler."
 ])
 AC_SUBST(GXX_ABI_FLAG)
 
+# Build a new-libstdc++ system (ie libstdc++-v3)
+AC_MSG_CHECKING([for libstdc++ to install])
+AC_ARG_ENABLE(libstdcxx-v3,
+[  --enable-libstdcxx-v3 
+			  enable libstdc++-v3 for building and installation],
+  [enable_libstdcxx_v3=yes], [enable_libstdcxx_v3=no])
+
+if test x$enable_libstdcxx_v3 = xyes; then
+  AC_MSG_RESULT(v3)
+  AC_DEFINE(ENABLE_STD_NAMESPACE)
+else
+  AC_MSG_RESULT(v2)
+fi
+
+
 # Make empty files to contain the specs and options for each language.
 # Then add #include lines to for a compiler that has specs and/or options.