xref: /freebsd/bin/sh/expand.h (revision 7f3dea244c40159a41ab22da77a434d7c5b5e85a)
1 /*-
2  * Copyright (c) 1991, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Kenneth Almquist.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  *	@(#)expand.h	8.2 (Berkeley) 5/4/95
37  * $FreeBSD$
38  */
39 
40 struct strlist {
41 	struct strlist *next;
42 	char *text;
43 };
44 
45 
46 struct arglist {
47 	struct strlist *list;
48 	struct strlist **lastp;
49 };
50 
51 /*
52  * expandarg() flags
53  */
54 #define EXP_FULL	0x1	/* perform word splitting & file globbing */
55 #define EXP_TILDE	0x2	/* do normal tilde expansion */
56 #define	EXP_VARTILDE	0x4	/* expand tildes in an assignment */
57 #define	EXP_REDIR	0x8	/* file glob for a redirection (1 match only) */
58 #define EXP_CASE	0x10	/* keeps quotes around for CASE pattern */
59 
60 
61 union node;
62 void expandhere __P((union node *, int));
63 void expandarg __P((union node *, struct arglist *, int));
64 void expari __P((int));
65 int patmatch __P((char *, char *, int));
66 void rmescapes __P((char *));
67 int casematch __P((union node *, char *));
68