1 /* tilde.h: Externally available variables and function in libtilde.a. */
3 /* Copyright (C) 1992 Free Software Foundation, Inc.
5 This file contains the Readline Library (the Library), a set of
6 routines for providing Emacs style line input to programs that ask
9 The Library is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 1, or (at your option)
14 The Library is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 General Public License for more details.
19 The GNU General Public License is often shipped with GNU software, and
20 is generally kept in a file called COPYING or LICENSE. If you do not
21 have a copy of the license, write to the Free Software Foundation,
22 675 Mass Ave, Cambridge, MA 02139, USA. */
24 #if !defined (_TILDE_H_)
27 /* Function pointers can be declared as (Function *)foo. */
28 #if !defined (_FUNCTION_DEF)
29 # define _FUNCTION_DEF
30 typedef int Function ();
31 typedef void VFunction ();
32 typedef char *CPFunction ();
33 typedef char **CPPFunction ();
34 #endif /* _FUNCTION_DEF */
36 /* If non-null, this contains the address of a function to call if the
37 standard meaning for expanding a tilde fails. The function is called
38 with the text (sans tilde, as in "foo"), and returns a malloc()'ed string
39 which is the expansion, or a NULL pointer if there is no expansion. */
40 extern CPFunction *tilde_expansion_failure_hook;
42 /* When non-null, this is a NULL terminated array of strings which
43 are duplicates for a tilde prefix. Bash uses this to expand
45 extern char **tilde_additional_prefixes;
47 /* When non-null, this is a NULL terminated array of strings which match
48 the end of a username, instead of just "/". Bash sets this to
50 extern char **tilde_additional_suffixes;
52 /* Return a new string which is the result of tilde expanding STRING. */
53 extern char *tilde_expand ();
55 /* Do the work of tilde expansion on FILENAME. FILENAME starts with a
56 tilde. If there is no expansion, call tilde_expansion_failure_hook. */
57 extern char *tilde_expand_word ();
59 #endif /* _TILDE_H_ */