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726f6388 JA |
1 | /* tilde.h: Externally available variables and function in libtilde.a. */ |
2 | ||
ccc6cda3 JA |
3 | /* Copyright (C) 1992 Free Software Foundation, Inc. |
4 | ||
5 | This file contains the Readline Library (the Library), a set of | |
6 | routines for providing Emacs style line input to programs that ask | |
7 | for it. | |
8 | ||
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 | |
bb70624e | 11 | the Free Software Foundation; either version 2, or (at your option) |
ccc6cda3 JA |
12 | any later version. |
13 | ||
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. | |
18 | ||
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, | |
bb70624e | 22 | 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ |
ccc6cda3 JA |
23 | |
24 | #if !defined (_TILDE_H_) | |
25 | # define _TILDE_H_ | |
726f6388 | 26 | |
bb70624e JA |
27 | #ifdef __cplusplus |
28 | extern "C" { | |
29 | #endif | |
30 | ||
31 | /* A function can be defined using prototypes and compile on both ANSI C | |
32 | and traditional C compilers with something like this: | |
33 | extern char *func __P((char *, char *, int)); */ | |
34 | ||
35 | #if !defined (__P) | |
36 | # if defined (__STDC__) || defined (__GNUC__) || defined (__cplusplus) | |
37 | # define __P(protos) protos | |
38 | # else | |
39 | # define __P(protos) () | |
40 | # endif | |
41 | #endif | |
42 | ||
28ef6c31 JA |
43 | #if !defined (__STDC__) && !defined (__cplusplus) |
44 | # if defined (__GNUC__) /* gcc with -traditional */ | |
45 | # if !defined (const) | |
46 | # define const __const | |
47 | # endif /* !const */ | |
48 | # else /* !__GNUC__ */ | |
49 | # if !defined (const) | |
50 | # define const | |
51 | # endif /* !const */ | |
52 | # endif /* !__GNUC__ */ | |
53 | #endif /* !__STDC__ && !__cplusplus */ | |
54 | ||
55 | typedef char *tilde_hook_func_t __P((char *)); | |
726f6388 | 56 | |
d166f048 JA |
57 | /* If non-null, this contains the address of a function that the application |
58 | wants called before trying the standard tilde expansions. The function | |
59 | is called with the text sans tilde, and returns a malloc()'ed string | |
60 | which is the expansion, or a NULL pointer if the expansion fails. */ | |
28ef6c31 | 61 | extern tilde_hook_func_t *tilde_expansion_preexpansion_hook; |
d166f048 | 62 | |
726f6388 JA |
63 | /* If non-null, this contains the address of a function to call if the |
64 | standard meaning for expanding a tilde fails. The function is called | |
65 | with the text (sans tilde, as in "foo"), and returns a malloc()'ed string | |
66 | which is the expansion, or a NULL pointer if there is no expansion. */ | |
28ef6c31 | 67 | extern tilde_hook_func_t *tilde_expansion_failure_hook; |
726f6388 JA |
68 | |
69 | /* When non-null, this is a NULL terminated array of strings which | |
70 | are duplicates for a tilde prefix. Bash uses this to expand | |
71 | `=~' and `:~'. */ | |
72 | extern char **tilde_additional_prefixes; | |
73 | ||
74 | /* When non-null, this is a NULL terminated array of strings which match | |
75 | the end of a username, instead of just "/". Bash sets this to | |
76 | `:' and `=~'. */ | |
77 | extern char **tilde_additional_suffixes; | |
78 | ||
79 | /* Return a new string which is the result of tilde expanding STRING. */ | |
28ef6c31 | 80 | extern char *tilde_expand __P((const char *)); |
726f6388 JA |
81 | |
82 | /* Do the work of tilde expansion on FILENAME. FILENAME starts with a | |
83 | tilde. If there is no expansion, call tilde_expansion_failure_hook. */ | |
28ef6c31 | 84 | extern char *tilde_expand_word __P((const char *)); |
bb70624e JA |
85 | |
86 | #ifdef __cplusplus | |
87 | } | |
88 | #endif | |
726f6388 | 89 | |
ccc6cda3 | 90 | #endif /* _TILDE_H_ */ |