freebsd-skq/contrib/libreadline/tilde.h
2001-04-11 02:33:07 +00:00

91 lines
3.3 KiB
C

/* tilde.h: Externally available variables and function in libtilde.a. */
/* 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 2, 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,
59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#if !defined (_TILDE_H_)
# define _TILDE_H_
#ifdef __cplusplus
extern "C" {
#endif
/* A function can be defined using prototypes and compile on both ANSI C
and traditional C compilers with something like this:
extern char *func __P((char *, char *, int)); */
#if !defined (__P)
# if defined (__STDC__) || defined (__GNUC__) || defined (__cplusplus)
# define __P(protos) protos
# else
# define __P(protos) ()
# endif
#endif
#if !defined (__STDC__) && !defined (__cplusplus)
# if defined (__GNUC__) /* gcc with -traditional */
# if !defined (const)
# define const __const
# endif /* !const */
# else /* !__GNUC__ */
# if !defined (const)
# define const
# endif /* !const */
# endif /* !__GNUC__ */
#endif /* !__STDC__ && !__cplusplus */
typedef char *tilde_hook_func_t __P((char *));
/* 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 tilde_hook_func_t *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
which is the expansion, or a NULL pointer if there is no expansion. */
extern tilde_hook_func_t *tilde_expansion_failure_hook;
/* When non-null, this is a NULL terminated array of strings which
are duplicates for a tilde prefix. Bash uses this to expand
`=~' and `:~'. */
extern char **tilde_additional_prefixes;
/* When non-null, this is a NULL terminated array of strings which match
the end of a username, instead of just "/". Bash sets this to
`:' and `=~'. */
extern char **tilde_additional_suffixes;
/* Return a new string which is the result of tilde expanding STRING. */
extern char *tilde_expand __P((const char *));
/* Do the work of tilde expansion on FILENAME. FILENAME starts with a
tilde. If there is no expansion, call tilde_expansion_failure_hook. */
extern char *tilde_expand_word __P((const char *));
#ifdef __cplusplus
}
#endif
#endif /* _TILDE_H_ */