/* tilde.h: Externally available variables and function in libtilde.a. */
-#if !defined (__TILDE_H__)
-# define __TILDE_H__
+/* Copyright (C) 1992 Free Software Foundation, Inc.
+
+ This file contains the Readline Library (the Library), a set of
+ routines for providing Emacs style line input to programs that ask
+ for it.
+
+ The Library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 1, or (at your option)
+ any later version.
+
+ The Library is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ The GNU General Public License is often shipped with GNU software, and
+ is generally kept in a file called COPYING or LICENSE. If you do not
+ have a copy of the license, write to the Free Software Foundation,
+ 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#if !defined (_TILDE_H_)
+# define _TILDE_H_
/* Function pointers can be declared as (Function *)foo. */
-#if !defined (__FUNCTION_DEF)
-# define __FUNCTION_DEF
+#if !defined (_FUNCTION_DEF)
+# define _FUNCTION_DEF
typedef int Function ();
typedef void VFunction ();
typedef char *CPFunction ();
typedef char **CPPFunction ();
#endif /* _FUNCTION_DEF */
+/* If non-null, this contains the address of a function that the application
+ wants called before trying the standard tilde expansions. The function
+ is called with the text sans tilde, and returns a malloc()'ed string
+ which is the expansion, or a NULL pointer if the expansion fails. */
+extern CPFunction *tilde_expansion_preexpansion_hook;
+
/* If non-null, this contains the address of a function to call if the
standard meaning for expanding a tilde fails. The function is called
with the text (sans tilde, as in "foo"), and returns a malloc()'ed string
tilde. If there is no expansion, call tilde_expansion_failure_hook. */
extern char *tilde_expand_word ();
-#endif /* __TILDE_H__ */
+#endif /* _TILDE_H_ */