1 files changed, 40 insertions, 0 deletions
diff --git a/src/include/commands/extension.h b/src/include/commands/extension.h
new file mode 100644
index 00000000000..10d08935a00
--- /dev/null
+++ b/src/include/commands/extension.h
@@ -0,0 +1,40 @@
+/*-------------------------------------------------------------------------
+ *
+ * extension.h
+ *		Extension management commands (create/drop extension).
+ *
+ *
+ * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/commands/extension.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef EXTENSION_H
+#define EXTENSION_H
+
+#include "nodes/parsenodes.h"
+
+
+/*
+ * creating_extension is only true while running a CREATE EXTENSION command.
+ * It instructs recordDependencyOnCurrentExtension() to register a dependency
+ * on the current pg_extension object for each SQL object created by its
+ * installation script.
+ */
+extern bool creating_extension;
+extern Oid CurrentExtensionObject;
+
+
+extern void CreateExtension(CreateExtensionStmt *stmt);
+
+extern void RemoveExtensions(DropStmt *stmt);
+extern void RemoveExtensionById(Oid extId);
+
+extern Oid	get_extension_oid(const char *extname, bool missing_ok);
+extern char *get_extension_name(Oid ext_oid);
+
+extern void AlterExtensionNamespace(List *names, const char *newschema);
+
+#endif   /* EXTENSION_H */