| 1 | /* tilde.h: Externally available variables and function in libtilde.a. */
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| 2 |
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| 3 | /* Copyright (C) 1992 Free Software Foundation, Inc.
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| 4 |
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| 5 | This file contains the Readline Library (the Library), a set of
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| 6 | routines for providing Emacs style line input to programs that ask
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| 7 | for it.
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| 8 |
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| 9 | The Library is free software; you can redistribute it and/or modify
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| 10 | it under the terms of the GNU General Public License as published by
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| 11 | the Free Software Foundation; either version 2, or (at your option)
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| 12 | any later version.
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| 13 |
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| 14 | The Library is distributed in the hope that it will be useful, but
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| 15 | WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 17 | General Public License for more details.
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| 18 |
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| 19 | The GNU General Public License is often shipped with GNU software, and
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| 20 | is generally kept in a file called COPYING or LICENSE. If you do not
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| 21 | have a copy of the license, write to the Free Software Foundation,
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| 22 | 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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| 23 |
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| 24 | #if !defined (_TILDE_H_)
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| 25 | # define _TILDE_H_
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| 26 |
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| 27 | #ifdef __cplusplus
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| 28 | extern "C" {
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| 29 | #endif
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| 30 |
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| 31 | /* A function can be defined using prototypes and compile on both ANSI C
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| 32 | and traditional C compilers with something like this:
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| 33 | extern char *func PARAMS((char *, char *, int)); */
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| 34 |
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| 35 | #if !defined (PARAMS)
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| 36 | # if defined (__STDC__) || defined (__GNUC__) || defined (__cplusplus)
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| 37 | # define PARAMS(protos) protos
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| 38 | # else
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| 39 | # define PARAMS(protos) ()
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| 40 | # endif
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| 41 | #endif
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| 42 |
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| 43 | typedef char *tilde_hook_func_t PARAMS((char *));
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| 44 |
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| 45 | /* If non-null, this contains the address of a function that the application
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| 46 | wants called before trying the standard tilde expansions. The function
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| 47 | is called with the text sans tilde, and returns a malloc()'ed string
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| 48 | which is the expansion, or a NULL pointer if the expansion fails. */
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| 49 | extern tilde_hook_func_t *tilde_expansion_preexpansion_hook;
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| 50 |
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| 51 | /* If non-null, this contains the address of a function to call if the
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| 52 | standard meaning for expanding a tilde fails. The function is called
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| 53 | with the text (sans tilde, as in "foo"), and returns a malloc()'ed string
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| 54 | which is the expansion, or a NULL pointer if there is no expansion. */
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| 55 | extern tilde_hook_func_t *tilde_expansion_failure_hook;
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| 56 |
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| 57 | /* When non-null, this is a NULL terminated array of strings which
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| 58 | are duplicates for a tilde prefix. Bash uses this to expand
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| 59 | `=~' and `:~'. */
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| 60 | extern char **tilde_additional_prefixes;
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| 61 |
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| 62 | /* When non-null, this is a NULL terminated array of strings which match
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| 63 | the end of a username, instead of just "/". Bash sets this to
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| 64 | `:' and `=~'. */
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| 65 | extern char **tilde_additional_suffixes;
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| 66 |
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| 67 | /* Return a new string which is the result of tilde expanding STRING. */
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| 68 | extern char *tilde_expand PARAMS((const char *));
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| 69 |
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| 70 | /* Do the work of tilde expansion on FILENAME. FILENAME starts with a
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| 71 | tilde. If there is no expansion, call tilde_expansion_failure_hook. */
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| 72 | extern char *tilde_expand_word PARAMS((const char *));
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| 73 |
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| 74 | /* Find the portion of the string beginning with ~ that should be expanded. */
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| 75 | extern char *tilde_find_word PARAMS((const char *, int, int *));
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| 76 |
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| 77 | #ifdef __cplusplus
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| 78 | }
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| 79 | #endif
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| 80 |
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| 81 | #endif /* _TILDE_H_ */
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