home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Languguage OS 2
/
Languguage OS II Version 10-94 (Knowledge Media)(1994).ISO
/
gnu
/
bash_114.zip
/
bash-1.14.2
/
alias.h
< prev
next >
Wrap
C/C++ Source or Header
|
1994-04-05
|
2KB
|
76 lines
/* alias.h -- structure definitions. */
/* Copyright (C) 1987,1991 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
Bash 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.
Bash 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.
You should have received a copy of the GNU General Public License
along with Bash; see the file COPYING. If not, write to the Free
Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#if !defined (_ALIAS_)
#define _ALIAS_
#include "hash.h"
extern char *xmalloc ();
#if !defined (whitespace)
# define whitespace(c) (((c) == ' ') || ((c) == '\t'))
#endif /* !whitespace */
#if !defined (savestring)
# define savestring(x) (char *)strcpy (xmalloc (1 + strlen (x)), (x))
#endif /* !savestring */
#if !defined (NULL)
# if defined (__STDC__)
# define NULL ((void *) 0)
# else
# define NULL 0x0
# endif /* !__STDC__ */
#endif /* !NULL */
typedef struct {
char *name;
char *value;
} ASSOC;
/* The list of known aliases. */
extern HASH_TABLE *aliases;
extern void initialize_aliases ();
/* Scan the list of aliases looking for one with NAME. Return NULL
if the alias doesn't exist, else a pointer to the assoc. */
extern ASSOC *find_alias ();
/* Return the value of the alias for NAME, or NULL if there is none. */
extern char *get_alias_value ();
/* Make a new alias from NAME and VALUE. If NAME can be found,
then replace its value. */
extern void add_alias ();
/* Remove the alias with name NAME from the alias list. Returns
the index of the removed alias, or -1 if the alias didn't exist. */
extern int remove_alias ();
/* Return a new line, with any aliases expanded. */
extern char *alias_expand ();
/* Return an array of all defined aliases. */
extern ASSOC **all_aliases ();
#endif /* _ALIAS_ */