Add support for C++0x nullptr.

[pf3gnuchains/gcc-fork.git] / gcc / gcc-plugin.h

diff --git a/gcc/gcc-plugin.h b/gcc/gcc-plugin.h
index ec12265..948c439 100644 (file)
--- a/gcc/gcc-plugin.h
+++ b/gcc/gcc-plugin.h
@@ -1,5 +1,5 @@
 /* Public header file for plugins to include.
-   Copyright (C) 2009 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -96,10 +96,16 @@ extern bool plugin_default_version_check (struct plugin_gcc_version *,
 typedef int (*plugin_init_func) (struct plugin_name_args *plugin_info,
                                  struct plugin_gcc_version *version);
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 /* Declaration for "plugin_init" function so that it doesn't need to be
    duplicated in every plugin.  */
 extern int plugin_init (struct plugin_name_args *plugin_info,
                         struct plugin_gcc_version *version);
+#ifdef __cplusplus
+}
+#endif
 
 /* Function type for a plugin callback routine.
 
@@ -135,4 +141,10 @@ extern void register_callback (const char *plugin_name,
 
 extern int unregister_callback (const char *plugin_name, int event);
 
+
+/* Retrieve the plugin directory name, as returned by the
+   -fprint-file-name=plugin argument to the gcc program, which is the
+   -iplugindir program argument to cc1.  */
+extern const char* default_plugin_dir_name (void);
+
 #endif /* GCC_PLUGIN_H */